From 8c41e4e0f2c9c8c68435b58aaf0210dbbfbde1e3 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Mon, 24 Aug 2026 04:42:36 +0000 Subject: [PATCH] build(deps): bump github.com/prometheus/prometheus Bumps [github.com/prometheus/prometheus](https://github.com/prometheus/prometheus) from 0.313.1 to 0.314.0. - [Release notes](https://github.com/prometheus/prometheus/releases) - [Changelog](https://github.com/prometheus/prometheus/blob/main/CHANGELOG.md) - [Commits](https://github.com/prometheus/prometheus/compare/v0.313.1...v0.314.0) --- updated-dependencies: - dependency-name: github.com/prometheus/prometheus dependency-version: 0.314.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] --- go.mod | 11 +- go.sum | 153 ++++------ .../golang/gddo/httputil/header/header.go | 2 +- .../client_golang/prometheus/counter.go | 11 +- .../client_golang/prometheus/desc.go | 37 ++- .../prometheus/expvar_collector.go | 8 +- .../client_golang/prometheus/gauge.go | 11 +- .../prometheus/go_collector_go116.go | 122 -------- .../prometheus/go_collector_latest.go | 20 +- .../client_golang/prometheus/histogram.go | 29 +- .../prometheus/internal/difflib.go | 4 +- .../client_golang/prometheus/labels.go | 3 +- .../client_golang/prometheus/metric.go | 3 + .../prometheus/process_collector_darwin.go | 13 +- .../prometheus/process_collector_windows.go | 19 +- .../client_golang/prometheus/promhttp/http.go | 197 ++++++++++++- .../prometheus/promhttp/instrument_client.go | 12 +- .../prometheus/promhttp/instrument_server.go | 88 +++--- .../prometheus/promhttp/option.go | 42 ++- .../client_golang/prometheus/registry.go | 63 +++- .../client_golang/prometheus/summary.go | 9 +- .../client_golang/prometheus/timer.go | 10 +- .../client_golang/prometheus/vec.go | 10 +- .../client_golang/prometheus/wrap.go | 5 +- .../model/histogram/float_histogram.go | 83 +++--- .../prometheus/model/histogram/generic.go | 27 ++ .../prometheus/model/labels/matcher.go | 4 +- .../prometheus/model/labels/regexp.go | 197 +++++++++++-- .../prometheus/model/textparse/nhcbparse.go | 7 +- .../model/textparse/openmetricsparse.go | 233 +++++++-------- .../prometheus/model/textparse/promparse.go | 181 ++++++------ .../encoding/protodelim/protodelim.go | 9 +- .../protobuf/encoding/prototext/decode.go | 18 ++ .../protobuf/internal/descfmt/stringer.go | 269 +++++++++--------- .../protobuf/internal/version/version.go | 2 +- vendor/modules.txt | 14 +- 36 files changed, 1148 insertions(+), 778 deletions(-) delete mode 100644 vendor/github.com/prometheus/client_golang/prometheus/go_collector_go116.go diff --git a/go.mod b/go.mod index 837e58c0..316aca0b 100644 --- a/go.mod +++ b/go.mod @@ -1,11 +1,11 @@ module github.com/hoffie/sshified -go 1.25.0 +go 1.25.8 require ( github.com/alecthomas/kingpin/v2 v2.4.0 - github.com/prometheus/client_golang v1.23.2 - github.com/prometheus/prometheus v0.313.1 + github.com/prometheus/client_golang v1.24.1 + github.com/prometheus/prometheus v0.314.0 github.com/sirupsen/logrus v1.9.4 golang.org/x/crypto v0.54.0 ) @@ -18,11 +18,10 @@ require ( github.com/grafana/regexp v0.0.0-20250905093917-f7b3be9d1853 // indirect github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect github.com/prometheus/client_model v0.6.2 // indirect - github.com/prometheus/common v0.70.0 // indirect + github.com/prometheus/common v0.70.1 // indirect github.com/prometheus/procfs v0.21.1 // indirect github.com/xhit/go-str2duration/v2 v2.1.0 // indirect - go.yaml.in/yaml/v2 v2.4.4 // indirect golang.org/x/sys v0.47.0 // indirect golang.org/x/text v0.40.0 // indirect - google.golang.org/protobuf v1.36.11 // indirect + google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af // indirect ) diff --git a/go.sum b/go.sum index 9e2fa5c6..639b8db4 100644 --- a/go.sum +++ b/go.sum @@ -4,63 +4,46 @@ cloud.google.com/go/auth/oauth2adapt v0.2.8 h1:keo8NaayQZ6wimpNSmW5OPc283g65QNIi cloud.google.com/go/auth/oauth2adapt v0.2.8/go.mod h1:XQ9y31RkqZCcwJWNSx2Xvric3RrU88hAYYbjDWYDL+c= cloud.google.com/go/compute/metadata v0.9.0 h1:pDUj4QMoPejqq20dK0Pg2N4yG9zIkYGdBtwLoEkH9Zs= cloud.google.com/go/compute/metadata v0.9.0/go.mod h1:E0bWwX5wTnLPedCKqk3pJmVgCBSM6qQI1yTBdEb3C10= -github.com/Azure/azure-sdk-for-go/sdk/azcore v1.21.1 h1:jHb/wfvRikGdxMXYV3QG/SzUOPYN9KEUUuC0Yd0/vC0= -github.com/Azure/azure-sdk-for-go/sdk/azcore v1.21.1/go.mod h1:pzBXCYn05zvYIrwLgtK8Ap8QcjRg+0i76tMQdWN6wOk= github.com/Azure/azure-sdk-for-go/sdk/azcore v1.22.0 h1:aokoqcHvaGjiM3VpjKDfMMnF/8epJ+Q1HLJ7CudztqE= -github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.13.1 h1:Hk5QBxZQC1jb2Fwj6mpzme37xbCDdNTxU7O9eb5+LB4= -github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.13.1/go.mod h1:IYus9qsFobWIc2YVwe/WPjcnyCkPKtnHAqUYeebc8z0= +github.com/Azure/azure-sdk-for-go/sdk/azcore v1.22.0/go.mod h1:/WYEx9pcM9Y+Dd/APJaNlSvVSvzl54rrMdZT5+Oi2LM= github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.14.0 h1:CU4+EJeJi3TKYWEcYuSdWsjzw0nVsK/H0MSQOiPcymU= +github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.14.0/go.mod h1:q0+UTSRvShwUCrR/s5HtyInYphN7Wvxb7snFM3u+SLA= github.com/Azure/azure-sdk-for-go/sdk/internal v1.12.0 h1:fhqpLE3UEXi9lPaBRpQ6XuRW0nU7hgg4zlmZZa+a9q4= github.com/Azure/azure-sdk-for-go/sdk/internal v1.12.0/go.mod h1:7dCRMLwisfRH3dBupKeNCioWYUZ4SS09Z14H+7i8ZoY= -github.com/AzureAD/microsoft-authentication-library-for-go v1.6.0 h1:XRzhVemXdgvJqCH0sFfrBUTnUJSBrBf7++ypk+twtRs= -github.com/AzureAD/microsoft-authentication-library-for-go v1.6.0/go.mod h1:HKpQxkWaGLJ+D/5H8QRpyQXA1eKjxkFlOMwck5+33Jk= github.com/AzureAD/microsoft-authentication-library-for-go v1.7.2 h1:RHK7bS+HQMslb1sZpAokUt+zTVmue0hKSs2C791hhzU= 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v0.4.1 h1:EIc3j+8NBea9u1iV6O5ZAN8uvPq2xOIUPcqCTivHuXs= github.com/prometheus/sigv4 v0.4.1/go.mod h1:eu+ZbRvsc5TPiHwqh77OWuCnWK73IdkETYY46P4dXOU= github.com/sirupsen/logrus v1.9.4 h1:TsZE7l11zFCLZnZ+teH4Umoq5BhEIfIzfRDZ1Uzql2w= @@ -168,8 +144,6 @@ go.yaml.in/yaml/v2 v2.4.4/go.mod h1:gMZqIpDtDqOfM0uNfy0SkpRhvUryYH0Z6wdMYcacYXQ= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= -golang.org/x/crypto v0.52.0 h1:RMs7fP2rXdep0CftQlK8Uf+kibLm7qkCcradZWYz988= -golang.org/x/crypto v0.52.0/go.mod h1:1QgfPxDqh0T2M/elOJtp9RvuR95kVjir0e6/BvEmGbc= golang.org/x/crypto v0.54.0 h1:YLIA59K4fiNzHzjnZt2tUJQjQtUWfWbeHBqKtk3eScw= golang.org/x/crypto v0.54.0/go.mod h1:KWL8ny2AZdGR2cWmzeHrp2azQPGogOv+HeQaVEXC2dk= golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= @@ -178,9 +152,8 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU= -golang.org/x/net v0.55.0 h1:bcvxaJn3e1U6InsFWt1JUq1aSjnRxLzT2rtD2KfkDF8= -golang.org/x/net v0.55.0/go.mod h1:L5U2KuzuOe1lY7Z+aWVIKK6qEeJXnXV9yzGA+WCHJww= -golang.org/x/net v0.56.0 h1:Rw8j/hFzGvJUZwNBXnAtf5sVDVt+65SK2C7IxCxZt5o= +golang.org/x/net v0.57.0 h1:K5+3DljvIuDG9/Jv9rvyMywYNFCQ9RSUY6OOTTkT+tE= +golang.org/x/net v0.57.0/go.mod h1:KpXc8iv+r3XplLAG/f7Jsf9RPszJzdR0f58q9vGOuEU= golang.org/x/oauth2 v0.36.0 h1:peZ/1z27fi9hUOFCAZaHyrpWG5lwe0RJEEEeH0ThlIs= golang.org/x/oauth2 v0.36.0/go.mod h1:YDBUJMTkDnJS+A4BP4eZBjCqtokkg1hODuPjwiGPO7Q= golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= @@ -189,17 +162,12 @@ golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJ golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= -golang.org/x/sys v0.45.0 h1:dO4czNzziLiiXplLQgBCEpCvXQ3dnkn0SdaZSYdQ+FY= -golang.org/x/sys v0.45.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw= golang.org/x/sys v0.47.0 h1:o7XGOvZQCADBQQ4Y7VNq2dRWQR7JmOUW8Kxx4ZsNgWs= golang.org/x/sys v0.47.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw= -golang.org/x/term v0.43.0 h1:S4RLU2sB31O/NCl+zFN9Aru9A/Cq2aqKpTZJ6B+DwT4= -golang.org/x/term v0.43.0/go.mod h1:lrhlHNdQJHO+1qVYiHfFKVuVioJIheAc3fBSMFYEIsk= golang.org/x/term v0.45.0 h1:NwWyBmoJCbfTHpxrWoZ9C6/VxOf7ic219I8xZZFdrf0= +golang.org/x/term v0.45.0/go.mod h1:9aqxs0blBcrm/n0L9QW0aRVD+ktan8ssZromtqJC43w= golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= -golang.org/x/text v0.37.0 h1:Cqjiwd9eSg8e0QAkyCaQTNHFIIzWtidPahFWR83rTrc= -golang.org/x/text v0.37.0/go.mod h1:a5sjxXGs9hsn/AJVwuElvCAo9v8QYLzvavO5z2PiM38= golang.org/x/text v0.40.0 h1:Ub2Z6/xjgF1WrYQz2nuITOEegKFtiIy+rieRJ5lHZKs= golang.org/x/text v0.40.0/go.mod h1:hpnzDAfGV753zIKo+wk3u1bVKCGPbrnF7+7LBF/UHVY= golang.org/x/time v0.15.0 h1:bbrp8t3bGUeFOx08pvsMYRTCVSMk89u4tKbNOZbp88U= @@ -212,15 +180,14 @@ golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8T golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= -google.golang.org/api v0.278.0 h1:W7jiRvRi53VYFfZ/HoZjQBtJk7gOFbHD8ot1RzVZU6E= -google.golang.org/api v0.278.0/go.mod h1:B9TqLBwJqVjp1mtt7WeoQwWRwvu/400y5lETOql+giQ= -google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa h1:mZHHdPZl0dbGHCflZgAq/Q468DWVFcU2whhB2KAo8fk= -google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8= -google.golang.org/genproto/googleapis/rpc v0.0.0-20260610212136-7ab31c22f7ad h1:45WmJvIV6C2+O/jjLkPUH+F3aOj/1miDoU2DD0+NWbg= -google.golang.org/grpc v1.81.1 h1:VnnIIZ88UzOOKLukQi+ImGz8O1Wdp8nAGGnvOfEIWQQ= -google.golang.org/grpc v1.81.1/go.mod h1:xGH9GfzOyMTGIOXBJmXt+BX/V0kcdQbdcuwQ/zNw42I= -google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE= -google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco= +google.golang.org/api v0.290.0 h1:eMw0Xo+IfbbMlKmW7aHvpyQRv9RCXuWx/vs8AD+0x9A= +google.golang.org/api v0.290.0/go.mod h1:weJZ3lldHFYI0DBFNKpJelUDNnusTt5YaOEgxvt8ci8= +google.golang.org/genproto/googleapis/rpc v0.0.0-20260720155508-bb71a54f79dc h1:3TtNq/QbJNrSY1nVdjcikfBw6ujnaNbdrd88wNr1OW4= +google.golang.org/genproto/googleapis/rpc v0.0.0-20260720155508-bb71a54f79dc/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8= +google.golang.org/grpc v1.82.1 h1:NnAxzGRA0677vCa4BUkOAnO5+FfQqVl9iUXeD0IqcGE= +google.golang.org/grpc v1.82.1/go.mod h1:yzTZ1TB1Z3SG+LIYaI+WiE8D5+PZ3ArnrSp8zF3+/ZA= +google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af h1:+5/Sw3GsDNlEmu7TfklWKPdQ0Ykja5VEmq2i817+jbI= +google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= @@ -232,5 +199,5 @@ k8s.io/client-go v0.35.3/go.mod h1:RzoXkc0mzpWIDvBrRnD+VlfXP+lRzqQjCmKtiwZ8Q9c= k8s.io/klog v1.0.0 h1:Pt+yjF5aB1xDSVbau4VsWe+dQNzA0qv1LlXdC2dF6Q8= k8s.io/klog/v2 v2.140.0 h1:Tf+J3AH7xnUzZyVVXhTgGhEKnFqye14aadWv7bzXdzc= k8s.io/klog/v2 v2.140.0/go.mod h1:o+/RWfJ6PwpnFn7OyAG3QnO47BFsymfEfrz6XyYSSp0= -k8s.io/utils v0.0.0-20251002143259-bc988d571ff4 h1:SjGebBtkBqHFOli+05xYbK8YF1Dzkbzn+gDM4X9T4Ck= -k8s.io/utils v0.0.0-20251002143259-bc988d571ff4/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0= +k8s.io/utils v0.0.0-20260210185600-b8788abfbbc2 h1:AZYQSJemyQB5eRxqcPky+/7EdBj0xi3g0ZcxxJ7vbWU= +k8s.io/utils v0.0.0-20260210185600-b8788abfbbc2/go.mod h1:xDxuJ0whA3d0I4mf/C4ppKHxXynQ+fxnkmQH0vTHnuk= diff --git a/vendor/github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil/header/header.go b/vendor/github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil/header/header.go index 8547c8df..820bf436 100644 --- a/vendor/github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil/header/header.go +++ b/vendor/github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil/header/header.go @@ -90,7 +90,7 @@ loop: s = skipSpace(s[1:]) } } - return + return specs } func skipSpace(s string) (rest string) { diff --git a/vendor/github.com/prometheus/client_golang/prometheus/counter.go b/vendor/github.com/prometheus/client_golang/prometheus/counter.go index 4ce84e7a..7d963d3a 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/counter.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/counter.go @@ -85,11 +85,12 @@ type CounterVecOpts struct { // Both internal tracking values are added up in the Write method. This has to // be taken into account when it comes to precision and overflow behavior. func NewCounter(opts CounterOpts) Counter { - desc := NewDesc( + desc := V2.NewDesc( BuildFQName(opts.Namespace, opts.Subsystem, opts.Name), opts.Help, - nil, + UnconstrainedLabels(nil), opts.ConstLabels, + WithUnit(opts.Unit), ) if opts.now == nil { opts.now = time.Now @@ -205,6 +206,7 @@ func (v2) NewCounterVec(opts CounterVecOpts) *CounterVec { opts.Help, opts.VariableLabels, opts.ConstLabels, + WithUnit(opts.Unit), ) if opts.now == nil { opts.now = time.Now @@ -349,10 +351,11 @@ type CounterFunc interface { // // Check out the ExampleGaugeFunc examples for the similar GaugeFunc. func NewCounterFunc(opts CounterOpts, function func() float64) CounterFunc { - return newValueFunc(NewDesc( + return newValueFunc(V2.NewDesc( BuildFQName(opts.Namespace, opts.Subsystem, opts.Name), opts.Help, - nil, + UnconstrainedLabels(nil), opts.ConstLabels, + WithUnit(opts.Unit), ), CounterValue, function) } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/desc.go b/vendor/github.com/prometheus/client_golang/prometheus/desc.go index 2331b8b4..a3c92e7a 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/desc.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/desc.go @@ -47,6 +47,8 @@ type Desc struct { fqName string // help provides some helpful information about this metric. help string + // unit provides the unit of this metric. + unit string // constLabelPairs contains precalculated DTO label pairs based on // the constant labels. constLabelPairs []*dto.LabelPair @@ -66,6 +68,16 @@ type Desc struct { err error } +// DescOpt allows setting optional fields for NewDesc. +type DescOpt func(*Desc) + +// WithUnit sets the unit for a Desc. +func WithUnit(unit string) DescOpt { + return func(d *Desc) { + d.unit = unit + } +} + // NewDesc allocates and initializes a new Desc. Errors are recorded in the Desc // and will be reported on registration time. variableLabels and constLabels can // be nil if no such labels should be set. fqName must not be empty. @@ -89,14 +101,17 @@ func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) * // // For constLabels, the label values are constant. Therefore, they are fully // specified in the Desc. See the Collector example for a usage pattern. -func (v2) NewDesc(fqName, help string, variableLabels ConstrainableLabels, constLabels Labels) *Desc { +func (v2) NewDesc(fqName, help string, variableLabels ConstrainableLabels, constLabels Labels, opts ...DescOpt) *Desc { d := &Desc{ fqName: fqName, help: help, variableLabels: variableLabels.compile(), } - //nolint:staticcheck // TODO: Don't use deprecated model.NameValidationScheme. - if !model.NameValidationScheme.IsValidMetricName(fqName) { + + for _, opt := range opts { + opt(d) + } + if !model.UTF8Validation.IsValidMetricName(fqName) { d.err = fmt.Errorf("%q is not a valid metric name", fqName) return d } @@ -150,11 +165,13 @@ func (v2) NewDesc(fqName, help string, variableLabels ConstrainableLabels, const d.id = xxh.Sum64() // Sort labelNames so that order doesn't matter for the hash. sort.Strings(labelNames) - // Now hash together (in this order) the help string and the sorted + // Now hash together (in this order) the help string, the unit string and the sorted // label names. xxh.Reset() xxh.WriteString(help) xxh.Write(separatorByteSlice) + xxh.WriteString(d.unit) + xxh.Write(separatorByteSlice) for _, labelName := range labelNames { xxh.WriteString(labelName) xxh.Write(separatorByteSlice) @@ -182,6 +199,15 @@ func NewInvalidDesc(err error) *Desc { } } +// Err returns an error that occurred during construction, if any. +// +// Calling this method is optional. It can be used to detect construction +// errors early, before invoking other methods on the Desc. If an error is +// present, later operations may not behave as expected. +func (d *Desc) Err() error { + return d.err +} + func (d *Desc) String() string { lpStrings := make([]string, 0, len(d.constLabelPairs)) for _, lp := range d.constLabelPairs { @@ -202,9 +228,10 @@ func (d *Desc) String() string { } } return fmt.Sprintf( - "Desc{fqName: %q, help: %q, constLabels: {%s}, variableLabels: {%s}}", + "Desc{fqName: %q, help: %q, unit: %q, constLabels: {%s}, variableLabels: {%s}}", d.fqName, d.help, + d.unit, strings.Join(lpStrings, ","), strings.Join(vlStrings, ","), ) diff --git a/vendor/github.com/prometheus/client_golang/prometheus/expvar_collector.go b/vendor/github.com/prometheus/client_golang/prometheus/expvar_collector.go index de5a8562..327746f4 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/expvar_collector.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/expvar_collector.go @@ -47,14 +47,14 @@ func (e *expvarCollector) Collect(ch chan<- Metric) { if expVar == nil { continue } - var v interface{} + var v any labels := make([]string, len(desc.variableLabels.names)) if err := json.Unmarshal([]byte(expVar.String()), &v); err != nil { ch <- NewInvalidMetric(desc, err) continue } - var processValue func(v interface{}, i int) - processValue = func(v interface{}, i int) { + var processValue func(v any, i int) + processValue = func(v any, i int) { if i >= len(labels) { copiedLabels := append(make([]string, 0, len(labels)), labels...) switch v := v.(type) { @@ -72,7 +72,7 @@ func (e *expvarCollector) Collect(ch chan<- Metric) { ch <- m return } - vm, ok := v.(map[string]interface{}) + vm, ok := v.(map[string]any) if !ok { return } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/gauge.go b/vendor/github.com/prometheus/client_golang/prometheus/gauge.go index dd2eac94..41e54bf2 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/gauge.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/gauge.go @@ -76,11 +76,12 @@ type GaugeVecOpts struct { // scenarios for Gauges and Counters, where the former tends to be Set-heavy and // the latter Inc-heavy. func NewGauge(opts GaugeOpts) Gauge { - desc := NewDesc( + desc := V2.NewDesc( BuildFQName(opts.Namespace, opts.Subsystem, opts.Name), opts.Help, - nil, + UnconstrainedLabels(nil), opts.ConstLabels, + WithUnit(opts.Unit), ) result := &gauge{desc: desc, labelPairs: desc.constLabelPairs} result.init(result) // Init self-collection. @@ -163,6 +164,7 @@ func (v2) NewGaugeVec(opts GaugeVecOpts) *GaugeVec { opts.Help, opts.VariableLabels, opts.ConstLabels, + WithUnit(opts.Unit), ) return &GaugeVec{ MetricVec: NewMetricVec(desc, func(lvs ...string) Metric { @@ -302,10 +304,11 @@ type GaugeFunc interface { // value of 1. Example: // https://github.com/prometheus/common/blob/8558a5b7db3c84fa38b4766966059a7bd5bfa2ee/version/info.go#L36-L56 func NewGaugeFunc(opts GaugeOpts, function func() float64) GaugeFunc { - return newValueFunc(NewDesc( + return newValueFunc(V2.NewDesc( BuildFQName(opts.Namespace, opts.Subsystem, opts.Name), opts.Help, - nil, + UnconstrainedLabels(nil), opts.ConstLabels, + WithUnit(opts.Unit), ), GaugeValue, function) } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/go_collector_go116.go b/vendor/github.com/prometheus/client_golang/prometheus/go_collector_go116.go deleted file mode 100644 index 897a6e90..00000000 --- a/vendor/github.com/prometheus/client_golang/prometheus/go_collector_go116.go +++ /dev/null @@ -1,122 +0,0 @@ -// Copyright 2021 The Prometheus Authors -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -//go:build !go1.17 -// +build !go1.17 - -package prometheus - -import ( - "runtime" - "sync" - "time" -) - -type goCollector struct { - base baseGoCollector - - // ms... are memstats related. - msLast *runtime.MemStats // Previously collected memstats. - msLastTimestamp time.Time - msMtx sync.Mutex // Protects msLast and msLastTimestamp. - msMetrics memStatsMetrics - msRead func(*runtime.MemStats) // For mocking in tests. - msMaxWait time.Duration // Wait time for fresh memstats. - msMaxAge time.Duration // Maximum allowed age of old memstats. -} - -// NewGoCollector is the obsolete version of collectors.NewGoCollector. -// See there for documentation. -// -// Deprecated: Use collectors.NewGoCollector instead. -func NewGoCollector() Collector { - msMetrics := goRuntimeMemStats() - msMetrics = append(msMetrics, struct { - desc *Desc - eval func(*runtime.MemStats) float64 - valType ValueType - }{ - // This metric is omitted in Go1.17+, see https://github.com/prometheus/client_golang/issues/842#issuecomment-861812034 - desc: NewDesc( - memstatNamespace("gc_cpu_fraction"), - "The fraction of this program's available CPU time used by the GC since the program started.", - nil, nil, - ), - eval: func(ms *runtime.MemStats) float64 { return ms.GCCPUFraction }, - valType: GaugeValue, - }) - return &goCollector{ - base: newBaseGoCollector(), - msLast: &runtime.MemStats{}, - msRead: runtime.ReadMemStats, - msMaxWait: time.Second, - msMaxAge: 5 * time.Minute, - msMetrics: msMetrics, - } -} - -// Describe returns all descriptions of the collector. -func (c *goCollector) Describe(ch chan<- *Desc) { - c.base.Describe(ch) - for _, i := range c.msMetrics { - ch <- i.desc - } -} - -// Collect returns the current state of all metrics of the collector. -func (c *goCollector) Collect(ch chan<- Metric) { - var ( - ms = &runtime.MemStats{} - done = make(chan struct{}) - ) - // Start reading memstats first as it might take a while. - go func() { - c.msRead(ms) - c.msMtx.Lock() - c.msLast = ms - c.msLastTimestamp = time.Now() - c.msMtx.Unlock() - close(done) - }() - - // Collect base non-memory metrics. - c.base.Collect(ch) - - timer := time.NewTimer(c.msMaxWait) - select { - case <-done: // Our own ReadMemStats succeeded in time. Use it. - timer.Stop() // Important for high collection frequencies to not pile up timers. - c.msCollect(ch, ms) - return - case <-timer.C: // Time out, use last memstats if possible. Continue below. - } - c.msMtx.Lock() - if time.Since(c.msLastTimestamp) < c.msMaxAge { - // Last memstats are recent enough. Collect from them under the lock. - c.msCollect(ch, c.msLast) - c.msMtx.Unlock() - return - } - // If we are here, the last memstats are too old or don't exist. We have - // to wait until our own ReadMemStats finally completes. For that to - // happen, we have to release the lock. - c.msMtx.Unlock() - <-done - c.msCollect(ch, ms) -} - -func (c *goCollector) msCollect(ch chan<- Metric, ms *runtime.MemStats) { - for _, i := range c.msMetrics { - ch <- MustNewConstMetric(i.desc, i.valType, i.eval(ms)) - } -} diff --git a/vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go b/vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go index 6b868473..1db1c4be 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go @@ -98,7 +98,7 @@ type goCollector struct { // snapshot is always produced by Collect. mu sync.Mutex - // Contains all samples that has to retrieved from runtime/metrics (not all of them will be exposed). + // Contains all samples that have to be retrieved from runtime/metrics (not all of them will be exposed). sampleBuf []metrics.Sample // sampleMap allows lookup for MemStats metrics and runtime/metrics histograms for exact sums. sampleMap map[string]*metrics.Sample @@ -210,16 +210,26 @@ func NewGoCollector(opts ...func(o *internal.GoCollectorOptions)) Collector { sampleBuf = append(sampleBuf, metrics.Sample{Name: d.Name}) sampleMap[d.Name] = &sampleBuf[len(sampleBuf)-1] + // Extract unit from the runtime/metrics name (e.g., "/gc/heap/allocs:bytes" -> "bytes") + // and sanitize to match Prometheus naming conventions (e.g., "cpu-seconds" -> "cpu_seconds") + var unit string + if idx := strings.IndexRune(d.Name, ':'); idx >= 0 { + unit = d.Name[idx+1:] + unit = strings.ReplaceAll(unit, "-", "_") + unit = strings.ReplaceAll(unit, "*", "_") + unit = strings.ReplaceAll(unit, "/", "_per_") + } + var m collectorMetric if d.Kind == metrics.KindFloat64Histogram { _, hasSum := opt.RuntimeMetricSumForHist[d.Name] - unit := d.Name[strings.IndexRune(d.Name, ':')+1:] m = newBatchHistogram( - NewDesc( + V2.NewDesc( BuildFQName(namespace, subsystem, name), help, + UnconstrainedLabels(nil), nil, - nil, + WithUnit(unit), ), internal.RuntimeMetricsBucketsForUnit(bucketsMap[d.Name], unit), hasSum, @@ -230,6 +240,7 @@ func NewGoCollector(opts ...func(o *internal.GoCollectorOptions)) Collector { Subsystem: subsystem, Name: name, Help: help, + Unit: unit, }, ) } else { @@ -238,6 +249,7 @@ func NewGoCollector(opts ...func(o *internal.GoCollectorOptions)) Collector { Subsystem: subsystem, Name: name, Help: help, + Unit: unit, }) } metricSet = append(metricSet, m) diff --git a/vendor/github.com/prometheus/client_golang/prometheus/histogram.go b/vendor/github.com/prometheus/client_golang/prometheus/histogram.go index c453b754..88bae3b3 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/histogram.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/histogram.go @@ -378,6 +378,9 @@ type HistogramOpts struct { // string. Help string + // Unit provides the unit of this Histogram. + Unit string + // ConstLabels are used to attach fixed labels to this metric. Metrics // with the same fully-qualified name must have the same label names in // their ConstLabels. @@ -522,11 +525,12 @@ type HistogramVecOpts struct { // for each bucket. func NewHistogram(opts HistogramOpts) Histogram { return newHistogram( - NewDesc( + V2.NewDesc( BuildFQName(opts.Namespace, opts.Subsystem, opts.Name), opts.Help, - nil, + UnconstrainedLabels(nil), opts.ConstLabels, + WithUnit(opts.Unit), ), opts, ) @@ -966,7 +970,7 @@ func (h *histogram) maybeReset( // We are using the possibly mocked h.now() rather than // time.Since(h.lastResetTime) to enable testing. if h.nativeHistogramMinResetDuration == 0 || // No reset configured. - h.resetScheduled || // Do not interefere if a reset is already scheduled. + h.resetScheduled || // Do not interfere if a reset is already scheduled. h.now().Sub(h.lastResetTime) < h.nativeHistogramMinResetDuration { return false } @@ -1053,8 +1057,8 @@ func (h *histogram) maybeWidenZeroBucket(hot, cold *histogramCounts) bool { atomic.StoreUint64(&cold.nativeHistogramZeroThresholdBits, math.Float64bits(newZeroThreshold)) // ...and then merge the newly deleted buckets into the wider zero // bucket. - mergeAndDeleteOrAddAndReset := func(hotBuckets, coldBuckets *sync.Map) func(k, v interface{}) bool { - return func(k, v interface{}) bool { + mergeAndDeleteOrAddAndReset := func(hotBuckets, coldBuckets *sync.Map) func(k, v any) bool { + return func(k, v any) bool { key := k.(int) bucket := v.(*int64) if key == smallestKey { @@ -1107,8 +1111,8 @@ func (h *histogram) doubleBucketWidth(hot, cold *histogramCounts) { // ...adjust the schema in the cold counts, too... atomic.StoreInt32(&cold.nativeHistogramSchema, coldSchema) // ...and then merge the cold buckets into the wider hot buckets. - merge := func(hotBuckets *sync.Map) func(k, v interface{}) bool { - return func(k, v interface{}) bool { + merge := func(hotBuckets *sync.Map) func(k, v any) bool { + return func(k, v any) bool { key := k.(int) bucket := v.(*int64) // Adjust key to match the bucket to merge into. @@ -1190,6 +1194,7 @@ func (v2) NewHistogramVec(opts HistogramVecOpts) *HistogramVec { opts.Help, opts.VariableLabels, opts.ConstLabels, + WithUnit(opts.Unit), ) return &HistogramVec{ MetricVec: NewMetricVec(desc, func(lvs ...string) Metric { @@ -1476,7 +1481,7 @@ func pickSchema(bucketFactor float64) int32 { func makeBuckets(buckets *sync.Map) ([]*dto.BucketSpan, []int64) { var ii []int - buckets.Range(func(k, v interface{}) bool { + buckets.Range(func(k, v any) bool { ii = append(ii, k.(int)) return true }) @@ -1553,8 +1558,8 @@ func addToBucket(buckets *sync.Map, key int, increment int64) bool { // according to the buckets ranged through. It then resets all buckets ranged // through to 0 (but leaves them in place so that they don't need to get // recreated on the next scrape). -func addAndReset(hotBuckets *sync.Map, bucketNumber *uint32) func(k, v interface{}) bool { - return func(k, v interface{}) bool { +func addAndReset(hotBuckets *sync.Map, bucketNumber *uint32) func(k, v any) bool { + return func(k, v any) bool { bucket := v.(*int64) if addToBucket(hotBuckets, k.(int), atomic.LoadInt64(bucket)) { atomic.AddUint32(bucketNumber, 1) @@ -1565,7 +1570,7 @@ func addAndReset(hotBuckets *sync.Map, bucketNumber *uint32) func(k, v interface } func deleteSyncMap(m *sync.Map) { - m.Range(func(k, v interface{}) bool { + m.Range(func(k, v any) bool { m.Delete(k) return true }) @@ -1573,7 +1578,7 @@ func deleteSyncMap(m *sync.Map) { func findSmallestKey(m *sync.Map) int { result := math.MaxInt32 - m.Range(func(k, v interface{}) bool { + m.Range(func(k, v any) bool { key := k.(int) if key < result { result = key diff --git a/vendor/github.com/prometheus/client_golang/prometheus/internal/difflib.go b/vendor/github.com/prometheus/client_golang/prometheus/internal/difflib.go index 7bac0da3..2db270f2 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/internal/difflib.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/internal/difflib.go @@ -78,7 +78,7 @@ type OpCode struct { // notion, pairing up elements that appear uniquely in each sequence. // That, and the method here, appear to yield more intuitive difference // reports than does diff. This method appears to be the least vulnerable -// to synching up on blocks of "junk lines", though (like blank lines in +// to syncing up on blocks of "junk lines", though (like blank lines in // ordinary text files, or maybe "

" lines in HTML files). That may be // because this is the only method of the 3 that has a *concept* of // "junk" . @@ -567,7 +567,7 @@ type UnifiedDiff struct { func WriteUnifiedDiff(writer io.Writer, diff UnifiedDiff) error { buf := bufio.NewWriter(writer) defer buf.Flush() - wf := func(format string, args ...interface{}) error { + wf := func(format string, args ...any) error { _, err := fmt.Fprintf(buf, format, args...) return err } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/labels.go b/vendor/github.com/prometheus/client_golang/prometheus/labels.go index 5fe8d3b4..a0285489 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/labels.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/labels.go @@ -184,6 +184,5 @@ func validateLabelValues(vals []string, expectedNumberOfValues int) error { } func checkLabelName(l string) bool { - //nolint:staticcheck // TODO: Don't use deprecated model.NameValidationScheme. - return model.NameValidationScheme.IsValidLabelName(l) && !strings.HasPrefix(l, reservedLabelPrefix) + return model.UTF8Validation.IsValidLabelName(l) && !strings.HasPrefix(l, reservedLabelPrefix) } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/metric.go b/vendor/github.com/prometheus/client_golang/prometheus/metric.go index 76e59f12..c5cb90ad 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/metric.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/metric.go @@ -81,6 +81,9 @@ type Opts struct { // string. Help string + // Unit provides the unit of this metric as per https://prometheus.io/docs/specs/om + Unit string + // ConstLabels are used to attach fixed labels to this metric. Metrics // with the same fully-qualified name must have the same label names in // their ConstLabels. diff --git a/vendor/github.com/prometheus/client_golang/prometheus/process_collector_darwin.go b/vendor/github.com/prometheus/client_golang/prometheus/process_collector_darwin.go index b32c95fa..2b16298f 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/process_collector_darwin.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/process_collector_darwin.go @@ -72,7 +72,13 @@ func getOpenFileCount() (float64, error) { } func (c *processCollector) processCollect(ch chan<- Metric) { - if procs, err := unix.SysctlKinfoProcSlice("kern.proc.pid", os.Getpid()); err == nil { + pid, err := c.pidFn() + if err != nil { + c.reportError(ch, nil, err) + return + } + + if procs, err := unix.SysctlKinfoProcSlice("kern.proc.pid", pid); err == nil { if len(procs) == 1 { startTime := float64(procs[0].Proc.P_starttime.Nano() / 1e9) ch <- MustNewConstMetric(c.startTime, GaugeValue, startTime) @@ -84,6 +90,11 @@ func (c *processCollector) processCollect(ch chan<- Metric) { c.reportError(ch, c.startTime, err) } + if pid != os.Getpid() { + c.reportError(ch, nil, fmt.Errorf("collecting metrics for pid %d is not supported on darwin: process metrics collection is limited to the current process (pid %d)", pid, os.Getpid())) + return + } + // The proc structure returned by kern.proc.pid above has an Rusage member, // but it is not filled in, so it needs to be fetched by getrusage(2). For // that call, the UTime, STime, and Maxrss members are filled out, but not diff --git a/vendor/github.com/prometheus/client_golang/prometheus/process_collector_windows.go b/vendor/github.com/prometheus/client_golang/prometheus/process_collector_windows.go index fa474289..c08dd05f 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/process_collector_windows.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/process_collector_windows.go @@ -30,6 +30,10 @@ var ( procGetProcessMemoryInfo = modpsapi.NewProc("GetProcessMemoryInfo") procGetProcessHandleCount = modkernel32.NewProc("GetProcessHandleCount") + + openProcess = windows.OpenProcess + closeHandle = windows.CloseHandle + getProcessTimes = windows.GetProcessTimes ) type processMemoryCounters struct { @@ -79,10 +83,21 @@ func getProcessHandleCount(handle windows.Handle) (uint32, error) { } func (c *processCollector) processCollect(ch chan<- Metric) { - h := windows.CurrentProcess() + pid, err := c.pidFn() + if err != nil { + c.reportError(ch, nil, err) + return + } + + h, err := openProcess(windows.PROCESS_QUERY_INFORMATION|windows.PROCESS_VM_READ, false, uint32(pid)) + if err != nil { + c.reportError(ch, nil, err) + return + } + defer closeHandle(h) var startTime, exitTime, kernelTime, userTime windows.Filetime - err := windows.GetProcessTimes(h, &startTime, &exitTime, &kernelTime, &userTime) + err = getProcessTimes(h, &startTime, &exitTime, &kernelTime, &userTime) if err != nil { c.reportError(ch, nil, err) return diff --git a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/http.go b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/http.go index 763d99e3..c28af5ce 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/http.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/http.go @@ -37,10 +37,12 @@ import ( "fmt" "io" "net/http" + "slices" "strconv" "sync" "time" + dto "github.com/prometheus/client_model/go" "github.com/prometheus/common/expfmt" "github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil" @@ -74,11 +76,118 @@ func defaultCompressionFormats() []Compression { } var gzipPool = sync.Pool{ - New: func() interface{} { + New: func() any { return gzip.NewWriter(nil) }, } +// coalescingGatherer wraps a TransactionalGatherer to deduplicate concurrent +// Gather calls. When a Gather is already in flight, new callers join the +// existing cycle and receive the same result once it completes. The underlying +// done function is called exactly once, when the last joined caller releases. +// +// This prevents goroutine pile-up when the scrape rate is faster than the +// time collectors need to produce metrics. +type coalescingGatherer struct { + g prometheus.TransactionalGatherer + mu sync.Mutex + cycle *gatherCycle +} + +// gatherCycle tracks a single in-flight Gather and all HTTP handlers sharing it. +type gatherCycle struct { + ready chan struct{} // closed when Gather completes; happens-before reads of mfs/err/done + mfs []*dto.MetricFamily // canonical result, set before ready is closed; callers get a slices.Clone, the element values stay shared and must not be mutated + err error // set before ready is closed + done func() // underlying done callback; set before ready is closed + refs int // number of handlers using this cycle; protected by coalescingGatherer.mu +} + +var _ prometheus.TransactionalGatherer = (*coalescingGatherer)(nil) // compile-time interface check + +// errGatherPanicked is returned to callers that joined an in-flight coalesced +// Gather whose underlying gatherer panicked. See the panic guard in Gather for +// why joiners receive this error instead of the panic itself. +var errGatherPanicked = errors.New("coalesced gather panicked") + +func (c *coalescingGatherer) Gather() ([]*dto.MetricFamily, func(), error) { + c.mu.Lock() + if cy := c.cycle; cy != nil { + // c.cycle is non-nil while Gather runs or handlers are still consuming its results. + cy.refs++ + c.mu.Unlock() + <-cy.ready + // Each caller gets its own slice header so it can filter or reorder + // without racing other callers sharing this cycle. The *dto.MetricFamily + // values remain shared and must not be mutated in place. + return slices.Clone(cy.mfs), c.releaseFunc(cy), cy.err + } + cy := &gatherCycle{ + ready: make(chan struct{}), + done: func() {}, + refs: 1, + } + c.cycle = cy + c.mu.Unlock() + + // Guard against a panic in c.g.Gather. The common case, a panicking + // Collector, never reaches here: Registry.Gather recovers Collector panics + // and returns them as an error. This guard only covers the rare case where + // the wrapped gatherer itself panics. + // + // We deliberately do not recover: the leader's panic propagates and is + // handled by net/http exactly as it would be without coalescing. We only + // set cy.err before closing cy.ready so joiners waiting on <-cy.ready fail + // with that error instead of silently returning an empty, successful + // response, and we clear c.cycle so the next Gather starts a fresh cycle. + // + // The leader never runs its own releaseFunc on this path, so its ref is + // not decremented; that is harmless because the cycle is detached (c.cycle + // = nil) and cy.done is still the no-op set at construction (c.g.Gather + // panicked before assigning a real done). If cy.done is ever made non-nil + // before c.g.Gather runs, this path would need to release it. + panicked := true + defer func() { + if panicked { + c.mu.Lock() + if c.cycle == cy { + c.cycle = nil + } + c.mu.Unlock() + cy.err = errGatherPanicked // set before close: happens-before joiners' reads + close(cy.ready) + } + }() + cy.mfs, cy.done, cy.err = c.g.Gather() + panicked = false + close(cy.ready) // happens-before joiners' reads of cy.mfs/err/done + + // Clone here too so cy.mfs stays the write-once canonical slice: joiners + // read it concurrently via slices.Clone, so the leader must not hand out + // (and potentially reorder) the same backing array. + return slices.Clone(cy.mfs), c.releaseFunc(cy), cy.err +} + +// releaseFunc returns the done callback for one caller sharing cy. +// When the last caller releases, the underlying done is invoked and the +// cycle is cleared so the next Gather starts fresh. +func (c *coalescingGatherer) releaseFunc(cy *gatherCycle) func() { + return func() { + c.mu.Lock() + cy.refs-- + if cy.refs > 0 { + c.mu.Unlock() + return + } + // Last caller. + if c.cycle == cy { + c.cycle = nil + } + c.mu.Unlock() + cy.done() // called outside the lock to avoid holding it during done + } +} + // Handler returns an http.Handler for the prometheus.DefaultGatherer, using // default HandlerOpts, i.e. it reports the first error as an HTTP error, it has // no error logging, and it applies compression if requested by the client. @@ -89,6 +198,10 @@ var gzipPool = sync.Pool{ // metrics used for instrumentation will be shared between them, providing // global scrape counts. // +// The handler supports filtering metrics by name using the `name[]` query parameter. +// Multiple metric names can be specified by providing the parameter multiple times. +// When no name[] parameters are provided, all metrics are returned. +// // This function is meant to cover the bulk of basic use cases. If you are doing // anything that requires more customization (including using a non-default // Gatherer, different instrumentation, and non-default HandlerOpts), use the @@ -105,6 +218,10 @@ func Handler() http.Handler { // Gatherers, with non-default HandlerOpts, and/or with custom (or no) // instrumentation. Use the InstrumentMetricHandler function to apply the same // kind of instrumentation as it is used by the Handler function. +// +// The handler supports filtering metrics by name using the `name[]` query parameter. +// Multiple metric names can be specified by providing the parameter multiple times. +// When no name[] parameters are provided, all metrics are returned. func HandlerFor(reg prometheus.Gatherer, opts HandlerOpts) http.Handler { return HandlerForTransactional(prometheus.ToTransactionalGatherer(reg), opts) } @@ -112,7 +229,15 @@ func HandlerFor(reg prometheus.Gatherer, opts HandlerOpts) http.Handler { // HandlerForTransactional is like HandlerFor, but it uses transactional gather, which // can safely change in-place returned *dto.MetricFamily before call to `Gather` and after // call to `done` of that `Gather`. +// +// The handler supports filtering metrics by name using the `name[]` query parameter. +// Multiple metric names can be specified by providing the parameter multiple times. +// When no name[] parameters are provided, all metrics are returned. func HandlerForTransactional(reg prometheus.TransactionalGatherer, opts HandlerOpts) http.Handler { + if opts.CoalesceGather { + reg = &coalescingGatherer{g: reg} + } + var ( inFlightSem chan struct{} errCnt = prometheus.NewCounterVec( @@ -214,12 +339,14 @@ func HandlerForTransactional(reg prometheus.TransactionalGatherer, opts HandlerO rsp.Header().Set(contentEncodingHeader, encodingHeader) } - var enc expfmt.Encoder + var ( + enc expfmt.Encoder + encOpts []expfmt.EncoderOption + ) if opts.EnableOpenMetricsTextCreatedSamples { - enc = expfmt.NewEncoder(w, contentType, expfmt.WithCreatedLines()) - } else { - enc = expfmt.NewEncoder(w, contentType) + encOpts = append(encOpts, expfmt.WithCreatedLines()) } + enc = expfmt.NewEncoder(w, contentType, encOpts...) // handleError handles the error according to opts.ErrorHandling // and returns true if we have to abort after the handling. @@ -245,7 +372,24 @@ func HandlerForTransactional(reg prometheus.TransactionalGatherer, opts HandlerO return false } + // Build metric name filter set from query params (if any). The URL + // can be nil on hand-constructed requests. + var metricFilter map[string]struct{} + if req.URL != nil { + if metricNames := req.URL.Query()["name[]"]; len(metricNames) > 0 { + metricFilter = make(map[string]struct{}, len(metricNames)) + for _, name := range metricNames { + metricFilter[name] = struct{}{} + } + } + } + for _, mf := range mfs { + if metricFilter != nil { + if _, ok := metricFilter[mf.GetName()]; !ok { + continue + } + } if handleError(enc.Encode(mf)) { return } @@ -353,7 +497,7 @@ const ( // log.Logger from the standard library implements this interface, and it is // easy to implement by custom loggers, if they don't do so already anyway. type Logger interface { - Println(v ...interface{}) + Println(v ...any) } // HandlerOpts specifies options how to serve metrics via an http.Handler. The @@ -400,6 +544,40 @@ type HandlerOpts struct { // Service Unavailable and a suitable message in the body. If // MaxRequestsInFlight is 0 or negative, no limit is applied. MaxRequestsInFlight int + // CoalesceGather, if true, deduplicates concurrent Gather calls so that + // only one collection runs at a time. Additional requests that arrive + // while a Gather is in flight will receive the same result once it + // completes. This prevents goroutine pile-up when the scrape rate is + // faster than the time collectors need to produce metrics. + // + // When enabled, concurrent scrapers share a single metric snapshot per + // collection cycle. Each request receives its own copy of the returned + // slice, so filtering or reordering it (for example via name[] query + // parameters) is safe. The pointed-to MetricFamily values are still + // shared: the built-in handler only reads them, so this is safe in + // practice, but a custom TransactionalGatherer that mutates the returned + // families in place after Gather returns must not use this option. + // + // Because the snapshot is shared, a request that arrives while a cycle is + // in flight receives that cycle's result even though collection began + // before the request; two scrapers joined to one cycle observe the same + // timestamps rather than independently gathered data. + // + // Consider using CoalesceGather together with Timeout. Timeout bounds the + // client-facing response time and keeps at most one collection running at + // a time, but it does not cancel the underlying Gather: a joined request + // that times out still holds a MaxRequestsInFlight slot until the shared + // collection completes. + // + // Panic handling: a panicking Collector is already turned into an error by + // the registry, so joiners receive that error like any other. In the rare + // case where the wrapped gatherer itself panics, the panicking request's + // panic propagates as usual (handled by net/http), while requests that + // joined the same cycle receive an error rather than an empty response. + // + // NOTE: This option is experimental and may change or be removed in a + // future release. + CoalesceGather bool // If handling a request takes longer than Timeout, it is responded to // with 503 ServiceUnavailable and a suitable Message. No timeout is // applied if Timeout is 0 or negative. Note that with the current @@ -407,8 +585,9 @@ type HandlerOpts struct { // described above (and even that only if sending of the body hasn't // started yet), while the bulk work of gathering all the metrics keeps // running in the background (with the eventual result to be thrown - // away). Until the implementation is improved, it is recommended to - // implement a separate timeout in potentially slow Collectors. + // away). When CoalesceGather is enabled, only one such background Gather + // can be in flight at a time. It is also recommended to implement a + // separate timeout in potentially slow Collectors. Timeout time.Duration // If true, the experimental OpenMetrics encoding is added to the // possible options during content negotiation. Note that Prometheus @@ -460,7 +639,7 @@ func httpError(rsp http.ResponseWriter, err error) { // negotiateEncodingWriter reads the Accept-Encoding header from a request and // selects the right compression based on an allow-list of supported -// compressions. It returns a writer implementing the compression and an the +// compressions. It returns a writer implementing the compression and the // correct value that the caller can set in the response header. func negotiateEncodingWriter(r *http.Request, rw io.Writer, compressions []string) (_ io.Writer, encodingHeaderValue string, closeWriter func(), _ error) { if len(compressions) == 0 { diff --git a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_client.go b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_client.go index d3482c40..02485797 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_client.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_client.go @@ -75,10 +75,10 @@ func InstrumentRoundTripperCounter(counter *prometheus.CounterVec, next http.Rou resp, err := next.RoundTrip(r) if err == nil { l := labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...) - for label, resolve := range rtOpts.extraLabelsFromCtx { - l[label] = resolve(resp.Request.Context()) + for label, resolve := range rtOpts.extraLabelsFromRequest { + l[label] = resolve(resp.Request) } - addWithExemplar(counter.With(l), 1, rtOpts.getExemplarFn(r.Context())) + addWithExemplar(counter.With(l), 1, rtOpts.getExemplarFn(r)) } return resp, err } @@ -119,10 +119,10 @@ func InstrumentRoundTripperDuration(obs prometheus.ObserverVec, next http.RoundT resp, err := next.RoundTrip(r) if err == nil { l := labels(code, method, r.Method, resp.StatusCode, rtOpts.extraMethods...) - for label, resolve := range rtOpts.extraLabelsFromCtx { - l[label] = resolve(resp.Request.Context()) + for label, resolve := range rtOpts.extraLabelsFromRequest { + l[label] = resolve(resp.Request) } - observeWithExemplar(obs.With(l), time.Since(start).Seconds(), rtOpts.getExemplarFn(r.Context())) + observeWithExemplar(obs.With(l), time.Since(start).Seconds(), rtOpts.getExemplarFn(r)) } return resp, err } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_server.go b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_server.go index 9332b024..9dec091a 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_server.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/instrument_server.go @@ -28,24 +28,36 @@ import ( // magicString is used for the hacky label test in checkLabels. Remove once fixed. const magicString = "zZgWfBxLqvG8kc8IMv3POi2Bb0tZI3vAnBx+gBaFi9FyPzB/CzKUer1yufDa" -// observeWithExemplar is a wrapper for [prometheus.ExemplarAdder.ExemplarObserver], -// which falls back to [prometheus.Observer.Observe] if no labels are provided. +// observeWithExemplar records val on obs. If labels is non-nil and obs +// implements [prometheus.ExemplarObserver], the exemplar is attached via +// ObserveWithExemplar; otherwise the exemplar is dropped and the value is +// recorded with a plain [prometheus.Observer.Observe]. This mirrors the +// safe-cast pattern in [prometheus.Timer.ObserveDurationWithExemplar] and +// ensures we never panic when callers pass an ObserverVec backed by a +// summary, which cannot carry exemplars in the Prometheus exposition format. func observeWithExemplar(obs prometheus.Observer, val float64, labels map[string]string) { - if labels == nil { - obs.Observe(val) - return + if labels != nil { + if eo, ok := obs.(prometheus.ExemplarObserver); ok { + eo.ObserveWithExemplar(val, labels) + return + } } - obs.(prometheus.ExemplarObserver).ObserveWithExemplar(val, labels) + obs.Observe(val) } -// addWithExemplar is a wrapper for [prometheus.ExemplarAdder.AddWithExemplar], -// which falls back to [prometheus.Counter.Add] if no labels are provided. -func addWithExemplar(obs prometheus.Counter, val float64, labels map[string]string) { - if labels == nil { - obs.Add(val) - return +// addWithExemplar records val on c. If labels is non-nil and c implements +// [prometheus.ExemplarAdder], the exemplar is attached via AddWithExemplar; +// otherwise the exemplar is dropped and the value is recorded with a plain +// [prometheus.Counter.Add]. The safe-cast keeps the helper robust against +// custom Counter implementations that do not advertise exemplar support. +func addWithExemplar(c prometheus.Counter, val float64, labels map[string]string) { + if labels != nil { + if ea, ok := c.(prometheus.ExemplarAdder); ok { + ea.AddWithExemplar(val, labels) + return + } } - obs.(prometheus.ExemplarAdder).AddWithExemplar(val, labels) + c.Add(val) } // InstrumentHandlerInFlight is a middleware that wraps the provided @@ -97,10 +109,10 @@ func InstrumentHandlerDuration(obs prometheus.ObserverVec, next http.Handler, op next.ServeHTTP(d, r) l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...) - for label, resolve := range hOpts.extraLabelsFromCtx { - l[label] = resolve(r.Context()) + for label, resolve := range hOpts.extraLabelsFromRequest { + l[label] = resolve(r) } - observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r.Context())) + observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r)) } } @@ -108,10 +120,10 @@ func InstrumentHandlerDuration(obs prometheus.ObserverVec, next http.Handler, op now := time.Now() next.ServeHTTP(w, r) l := labels(code, method, r.Method, 0, hOpts.extraMethods...) - for label, resolve := range hOpts.extraLabelsFromCtx { - l[label] = resolve(r.Context()) + for label, resolve := range hOpts.extraLabelsFromRequest { + l[label] = resolve(r) } - observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r.Context())) + observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r)) } } @@ -147,10 +159,10 @@ func InstrumentHandlerCounter(counter *prometheus.CounterVec, next http.Handler, next.ServeHTTP(d, r) l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...) - for label, resolve := range hOpts.extraLabelsFromCtx { - l[label] = resolve(r.Context()) + for label, resolve := range hOpts.extraLabelsFromRequest { + l[label] = resolve(r) } - addWithExemplar(counter.With(l), 1, hOpts.getExemplarFn(r.Context())) + addWithExemplar(counter.With(l), 1, hOpts.getExemplarFn(r)) } } @@ -158,10 +170,10 @@ func InstrumentHandlerCounter(counter *prometheus.CounterVec, next http.Handler, next.ServeHTTP(w, r) l := labels(code, method, r.Method, 0, hOpts.extraMethods...) - for label, resolve := range hOpts.extraLabelsFromCtx { - l[label] = resolve(r.Context()) + for label, resolve := range hOpts.extraLabelsFromRequest { + l[label] = resolve(r) } - addWithExemplar(counter.With(l), 1, hOpts.getExemplarFn(r.Context())) + addWithExemplar(counter.With(l), 1, hOpts.getExemplarFn(r)) } } @@ -200,10 +212,10 @@ func InstrumentHandlerTimeToWriteHeader(obs prometheus.ObserverVec, next http.Ha now := time.Now() d := newDelegator(w, func(status int) { l := labels(code, method, r.Method, status, hOpts.extraMethods...) - for label, resolve := range hOpts.extraLabelsFromCtx { - l[label] = resolve(r.Context()) + for label, resolve := range hOpts.extraLabelsFromRequest { + l[label] = resolve(r) } - observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r.Context())) + observeWithExemplar(obs.With(l), time.Since(now).Seconds(), hOpts.getExemplarFn(r)) }) next.ServeHTTP(d, r) } @@ -244,10 +256,10 @@ func InstrumentHandlerRequestSize(obs prometheus.ObserverVec, next http.Handler, size := computeApproximateRequestSize(r) l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...) - for label, resolve := range hOpts.extraLabelsFromCtx { - l[label] = resolve(r.Context()) + for label, resolve := range hOpts.extraLabelsFromRequest { + l[label] = resolve(r) } - observeWithExemplar(obs.With(l), float64(size), hOpts.getExemplarFn(r.Context())) + observeWithExemplar(obs.With(l), float64(size), hOpts.getExemplarFn(r)) } } @@ -256,10 +268,10 @@ func InstrumentHandlerRequestSize(obs prometheus.ObserverVec, next http.Handler, size := computeApproximateRequestSize(r) l := labels(code, method, r.Method, 0, hOpts.extraMethods...) - for label, resolve := range hOpts.extraLabelsFromCtx { - l[label] = resolve(r.Context()) + for label, resolve := range hOpts.extraLabelsFromRequest { + l[label] = resolve(r) } - observeWithExemplar(obs.With(l), float64(size), hOpts.getExemplarFn(r.Context())) + observeWithExemplar(obs.With(l), float64(size), hOpts.getExemplarFn(r)) } } @@ -296,10 +308,10 @@ func InstrumentHandlerResponseSize(obs prometheus.ObserverVec, next http.Handler next.ServeHTTP(d, r) l := labels(code, method, r.Method, d.Status(), hOpts.extraMethods...) - for label, resolve := range hOpts.extraLabelsFromCtx { - l[label] = resolve(r.Context()) + for label, resolve := range hOpts.extraLabelsFromRequest { + l[label] = resolve(r) } - observeWithExemplar(obs.With(l), float64(d.Written()), hOpts.getExemplarFn(r.Context())) + observeWithExemplar(obs.With(l), float64(d.Written()), hOpts.getExemplarFn(r)) }) } @@ -366,7 +378,7 @@ func checkLabels(c prometheus.Collector) (code, method bool) { panic("metric partitioned with non-supported labels") } } - return + return code, method } func isLabelCurried(c prometheus.Collector, label string) bool { diff --git a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/option.go b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/option.go index 5d4383aa..d4c0954f 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/promhttp/option.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/promhttp/option.go @@ -15,6 +15,7 @@ package promhttp import ( "context" + "net/http" "github.com/prometheus/client_golang/prometheus" ) @@ -24,28 +25,31 @@ type Option interface { apply(*options) } +// LabelValueFromRequest is used to compute the label value from request. +type LabelValueFromRequest func(request *http.Request) string + // LabelValueFromCtx are used to compute the label value from request context. // Context can be filled with values from request through middleware. type LabelValueFromCtx func(ctx context.Context) string // options store options for both a handler or round tripper. type options struct { - extraMethods []string - getExemplarFn func(requestCtx context.Context) prometheus.Labels - extraLabelsFromCtx map[string]LabelValueFromCtx + extraMethods []string + getExemplarFn func(req *http.Request) prometheus.Labels + extraLabelsFromRequest map[string]LabelValueFromRequest } func defaultOptions() *options { return &options{ - getExemplarFn: func(ctx context.Context) prometheus.Labels { return nil }, - extraLabelsFromCtx: map[string]LabelValueFromCtx{}, + getExemplarFn: func(req *http.Request) prometheus.Labels { return nil }, + extraLabelsFromRequest: map[string]LabelValueFromRequest{}, } } func (o *options) emptyDynamicLabels() prometheus.Labels { labels := prometheus.Labels{} - for label := range o.extraLabelsFromCtx { + for label := range o.extraLabelsFromRequest { labels[label] = "" } @@ -66,19 +70,39 @@ func WithExtraMethods(methods ...string) Option { }) } -// WithExemplarFromContext allows to inject function that will get exemplar from context that will be put to counter and histogram metrics. +// WithExemplarFromRequest allows you to inject a function that will get exemplar from request that will be put to counter and histogram metrics. // If the function returns nil labels or the metric does not support exemplars, no exemplar will be added (noop), but // metric will continue to observe/increment. -func WithExemplarFromContext(getExemplarFn func(requestCtx context.Context) prometheus.Labels) Option { +func WithExemplarFromRequest(getExemplarFn func(req *http.Request) prometheus.Labels) Option { return optionApplyFunc(func(o *options) { o.getExemplarFn = getExemplarFn }) } +// WithExemplarFromContext allows you to inject a function that will get exemplar from context that will be put to counter and histogram metrics. +// If the function returns nil labels or the metric does not support exemplars, no exemplar will be added (noop), but +// metric will continue to observe/increment. +func WithExemplarFromContext(getExemplarFn func(requestCtx context.Context) prometheus.Labels) Option { + return optionApplyFunc(func(o *options) { + o.getExemplarFn = func(req *http.Request) prometheus.Labels { + return getExemplarFn(req.Context()) + } + }) +} + +// WithLabelFromRequest registers a label for dynamic resolution with access to the request. +func WithLabelFromRequest(name string, valueFn LabelValueFromRequest) Option { + return optionApplyFunc(func(o *options) { + o.extraLabelsFromRequest[name] = valueFn + }) +} + // WithLabelFromCtx registers a label for dynamic resolution with access to context. // See the example for ExampleInstrumentHandlerWithLabelResolver for example usage func WithLabelFromCtx(name string, valueFn LabelValueFromCtx) Option { return optionApplyFunc(func(o *options) { - o.extraLabelsFromCtx[name] = valueFn + o.extraLabelsFromRequest[name] = func(req *http.Request) string { + return valueFn(req.Context()) + } }) } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/registry.go b/vendor/github.com/prometheus/client_golang/prometheus/registry.go index c6fd2f58..ed0681c8 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/registry.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/registry.go @@ -214,6 +214,19 @@ func (err AlreadyRegisteredError) Error() string { // by a Gatherer to report multiple errors during MetricFamily gathering. type MultiError []error +// SafeMultiError is a thread-safe wrapper around MultiError using a mutex. +type SafeMultiError struct { + mu sync.Mutex + errs MultiError +} + +// Appends the provided error to the contained MultiError in a thread-safe way. +func (s *SafeMultiError) Append(err error) { + s.mu.Lock() + s.errs.Append(err) + s.mu.Unlock() +} + // Error formats the contained errors as a bullet point list, preceded by the // total number of errors. Note that this results in a multi-line string. func (errs MultiError) Error() string { @@ -408,6 +421,16 @@ func (r *Registry) MustRegister(cs ...Collector) { } } +// MustGather implements Gatherer. +// Wraps around Gather and panics if Gather fails for any reason. +func (r *Registry) MustGather() []*dto.MetricFamily { + mfs, err := r.Gather() + if err != nil { + panic(err) + } + return mfs +} + // Gather implements Gatherer. func (r *Registry) Gather() ([]*dto.MetricFamily, error) { r.mtx.RLock() @@ -423,7 +446,7 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) { uncheckedMetricChan = make(chan Metric, capMetricChan) metricHashes = map[uint64]struct{}{} wg sync.WaitGroup - errs MultiError // The collected errors to return in the end. + safeErrs = &SafeMultiError{} // To collect errors in a threadsafe way registeredDescIDs map[uint64]struct{} // Only used for pedantic checks ) @@ -453,9 +476,9 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) { for { select { case collector := <-checkedCollectors: - collector.Collect(checkedMetricChan) + safeErrs.Append((safeCollect(collector, checkedMetricChan))) case collector := <-uncheckedCollectors: - collector.Collect(uncheckedMetricChan) + safeErrs.Append(safeCollect(collector, uncheckedMetricChan)) default: return } @@ -499,7 +522,7 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) { cmc = nil break } - errs.Append(processMetric( + safeErrs.Append(processMetric( metric, metricFamiliesByName, metricHashes, registeredDescIDs, @@ -509,7 +532,7 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) { umc = nil break } - errs.Append(processMetric( + safeErrs.Append(processMetric( metric, metricFamiliesByName, metricHashes, nil, @@ -526,7 +549,7 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) { cmc = nil break } - errs.Append(processMetric( + safeErrs.Append(processMetric( metric, metricFamiliesByName, metricHashes, registeredDescIDs, @@ -536,7 +559,7 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) { umc = nil break } - errs.Append(processMetric( + safeErrs.Append(processMetric( metric, metricFamiliesByName, metricHashes, nil, @@ -556,7 +579,8 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) { break } } - return internal.NormalizeMetricFamilies(metricFamiliesByName), errs.MaybeUnwrap() + + return internal.NormalizeMetricFamilies(metricFamiliesByName), safeErrs.errs.MaybeUnwrap() } // Describe implements Collector. @@ -571,6 +595,24 @@ func (r *Registry) Describe(ch chan<- *Desc) { } } +// Helper wrapper around Collector.Collect. +// It tries to collect from the channel, recovers on panic and +// if it has recovered from a panic, then it sends an InvalidMetric into +// the channel with an InvalidDesc, and an error that includes a stack trace. +func safeCollect(c Collector, ch chan<- Metric) (err error) { + defer func() { + if r := recover(); r != nil { + buf := make([]byte, 64<<10) // 64 KB + n := runtime.Stack(buf, false) + err = fmt.Errorf("prometheus collector panic recovered: type=%T: error=%v\nstack trace=%s", c, r, buf[:n]) + ch <- NewInvalidMetric(NewInvalidDesc(err), err) + } + }() + c.Collect(ch) + + return err +} + // Collect implements Collector. func (r *Registry) Collect(ch chan<- Metric) { r.mtx.RLock() @@ -599,10 +641,12 @@ func WriteToTextfile(filename string, g Gatherer) error { mfs, err := g.Gather() if err != nil { + tmp.Close() return err } for _, mf := range mfs { if _, err := expfmt.MetricFamilyToText(tmp, mf); err != nil { + tmp.Close() return err } } @@ -685,6 +729,9 @@ func processMetric( metricFamily = &dto.MetricFamily{} metricFamily.Name = proto.String(desc.fqName) metricFamily.Help = proto.String(desc.help) + if desc.unit != "" { + metricFamily.Unit = proto.String(desc.unit) + } // TODO(beorn7): Simplify switch once Desc has type. switch { case dtoMetric.Gauge != nil: diff --git a/vendor/github.com/prometheus/client_golang/prometheus/summary.go b/vendor/github.com/prometheus/client_golang/prometheus/summary.go index ac5203c6..c12b8d13 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/summary.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/summary.go @@ -101,6 +101,9 @@ type SummaryOpts struct { // string. Help string + // Unit provides the unit of this Summary. + Unit string + // ConstLabels are used to attach fixed labels to this metric. Metrics // with the same fully-qualified name must have the same label names in // their ConstLabels. @@ -181,11 +184,12 @@ type SummaryVecOpts struct { // NewSummary creates a new Summary based on the provided SummaryOpts. func NewSummary(opts SummaryOpts) Summary { return newSummary( - NewDesc( + V2.NewDesc( BuildFQName(opts.Namespace, opts.Subsystem, opts.Name), opts.Help, - nil, + UnconstrainedLabels(nil), opts.ConstLabels, + WithUnit(opts.Unit), ), opts, ) @@ -578,6 +582,7 @@ func (v2) NewSummaryVec(opts SummaryVecOpts) *SummaryVec { opts.Help, opts.VariableLabels, opts.ConstLabels, + WithUnit(opts.Unit), ) return &SummaryVec{ MetricVec: NewMetricVec(desc, func(lvs ...string) Metric { diff --git a/vendor/github.com/prometheus/client_golang/prometheus/timer.go b/vendor/github.com/prometheus/client_golang/prometheus/timer.go index 52344fef..c1318ffb 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/timer.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/timer.go @@ -37,10 +37,10 @@ type Timer struct { // or // // func TimeMeWithExemplar() { -// timer := NewTimer(myHistogram) -// defer timer.ObserveDurationWithExemplar(exemplar) -// // Do actual work. -// } +// timer := NewTimer(myHistogram) +// defer timer.ObserveDurationWithExemplar(exemplar) +// // Do actual work. +// } func NewTimer(o Observer) *Timer { return &Timer{ begin: time.Now(), @@ -66,7 +66,7 @@ func (t *Timer) ObserveDuration() time.Duration { // ObserveDurationWithExemplar is like ObserveDuration, but it will also // observe exemplar with the duration unless exemplar is nil or provided Observer can't -// be casted to ExemplarObserver. +// be cast to ExemplarObserver. func (t *Timer) ObserveDurationWithExemplar(exemplar Labels) time.Duration { d := time.Since(t.begin) eo, ok := t.observer.(ExemplarObserver) diff --git a/vendor/github.com/prometheus/client_golang/prometheus/vec.go b/vendor/github.com/prometheus/client_golang/prometheus/vec.go index 487b4665..121d2a96 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/vec.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/vec.go @@ -193,9 +193,11 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) { // // Keeping the Metric for later use is possible (and should be considered if // performance is critical), but keep in mind that Reset, DeleteLabelValues and -// Delete can be used to delete the Metric from the MetricVec. In that case, the -// Metric will still exist, but it will not be exported anymore, even if a -// Metric with the same label values is created later. +// Delete can be used to delete the Metric from the MetricVec. In that case, if +// you have previously kept a reference to that Metric, the Metric object still +// exists and can be used, but it will not be exported anymore. If a Metric with +// the same label values is created later, updates to the old Metric reference +// will not be exported. // // An error is returned if the number of label values is not the same as the // number of variable labels in Desc (minus any curried labels). @@ -657,7 +659,7 @@ func inlineLabelValues(lvs []string, curry []curriedLabelValue) []string { } var labelsPool = &sync.Pool{ - New: func() interface{} { + New: func() any { return make(Labels) }, } diff --git a/vendor/github.com/prometheus/client_golang/prometheus/wrap.go b/vendor/github.com/prometheus/client_golang/prometheus/wrap.go index 2ed12850..697f5555 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/wrap.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/wrap.go @@ -230,6 +230,7 @@ func wrapDesc(desc *Desc, prefix string, labels Labels) *Desc { return &Desc{ fqName: desc.fqName, help: desc.help, + unit: desc.unit, variableLabels: desc.variableLabels, constLabelPairs: desc.constLabelPairs, err: fmt.Errorf("attempted wrapping with already existing label name %q", ln), @@ -238,8 +239,8 @@ func wrapDesc(desc *Desc, prefix string, labels Labels) *Desc { constLabels[ln] = lv } // NewDesc will do remaining validations. - newDesc := V2.NewDesc(prefix+desc.fqName, desc.help, desc.variableLabels, constLabels) - // Propagate errors if there was any. This will override any errer + newDesc := V2.NewDesc(prefix+desc.fqName, desc.help, desc.variableLabels, constLabels, WithUnit(desc.unit)) + // Propagate errors if there was any. This will override any error // created by NewDesc above, i.e. earlier errors get precedence. if desc.err != nil { newDesc.err = desc.err diff --git a/vendor/github.com/prometheus/prometheus/model/histogram/float_histogram.go b/vendor/github.com/prometheus/prometheus/model/histogram/float_histogram.go index 0411e787..f28eece2 100644 --- a/vendor/github.com/prometheus/prometheus/model/histogram/float_histogram.go +++ b/vendor/github.com/prometheus/prometheus/model/histogram/float_histogram.go @@ -2119,14 +2119,17 @@ func (h *FloatHistogram) HasOverflow() bool { return false } -// TrimBuckets trims native histogram buckets. +// TrimBuckets trims native histogram buckets in place, modifying the receiver +// and returning it (to allow call chaining). Because it mutates the receiver +// (and compacts its bucket and span slices), callers that must preserve the +// original histogram have to pass a copy, e.g. +// h.Copy().TrimBuckets(rhs, isUpperTrim). This matches the in-place convention +// of the other FloatHistogram arithmetic methods (Add, Sub, Mul, Div). func (h *FloatHistogram) TrimBuckets(rhs float64, isUpperTrim bool) *FloatHistogram { var ( - trimmedHist = h.Copy() - updatedCount, updatedSum float64 trimmedBuckets bool - isCustomBucket = trimmedHist.UsesCustomBuckets() + isCustomBucket = h.UsesCustomBuckets() hasPositive, hasNegative bool ) @@ -2134,7 +2137,7 @@ func (h *FloatHistogram) TrimBuckets(rhs float64, isUpperTrim bool) *FloatHistog // Calculate the fraction to keep for buckets that contain the trim value. // For TRIM_UPPER, we keep observations below the trim point (rhs). // Example: histogram / float. - for i, iter := 0, trimmedHist.PositiveBucketIterator(); iter.Next(); i++ { + for i, iter := 0, h.PositiveBucketIterator(); iter.Next(); i++ { bucket := iter.At() if bucket.Count == 0 { continue @@ -2219,18 +2222,18 @@ func (h *FloatHistogram) TrimBuckets(rhs float64, isUpperTrim bool) *FloatHistog updatedCount += keepCount updatedSum += bucketMidpoint * keepCount - if trimmedHist.PositiveBuckets[i] != keepCount { - trimmedHist.PositiveBuckets[i] = keepCount + if h.PositiveBuckets[i] != keepCount { + h.PositiveBuckets[i] = keepCount trimmedBuckets = true } default: - trimmedHist.PositiveBuckets[i] = 0 + h.PositiveBuckets[i] = 0 trimmedBuckets = true } } - for i, iter := 0, trimmedHist.NegativeBucketIterator(); iter.Next(); i++ { + for i, iter := 0, h.NegativeBucketIterator(); iter.Next(); i++ { bucket := iter.At() if bucket.Count == 0 { continue @@ -2250,24 +2253,24 @@ func (h *FloatHistogram) TrimBuckets(rhs float64, isUpperTrim bool) *FloatHistog updatedCount += keepCount updatedSum += bucketMidpoint * keepCount - if trimmedHist.NegativeBuckets[i] != keepCount { - trimmedHist.NegativeBuckets[i] = keepCount + if h.NegativeBuckets[i] != keepCount { + h.NegativeBuckets[i] = keepCount trimmedBuckets = true } default: - trimmedHist.NegativeBuckets[i] = 0 + h.NegativeBuckets[i] = 0 trimmedBuckets = true } } } // Handle the zero count bucket. - if trimmedHist.ZeroCount > 0 { - keepCount, bucketMidpoint := computeZeroBucketTrim(trimmedHist.ZeroBucket(), rhs, hasNegative, hasPositive, isUpperTrim) + if h.ZeroCount > 0 { + keepCount, bucketMidpoint := computeZeroBucketTrim(h.ZeroBucket(), rhs, hasNegative, hasPositive, isUpperTrim) - if trimmedHist.ZeroCount != keepCount { - trimmedHist.ZeroCount = keepCount + if h.ZeroCount != keepCount { + h.ZeroCount = keepCount trimmedBuckets = true } updatedSum += bucketMidpoint * keepCount @@ -2276,13 +2279,13 @@ func (h *FloatHistogram) TrimBuckets(rhs float64, isUpperTrim bool) *FloatHistog if trimmedBuckets { // Only update the totals in case some bucket(s) were fully (or partially) trimmed. - trimmedHist.Count = updatedCount - trimmedHist.Sum = updatedSum + h.Count = updatedCount + h.Sum = updatedSum - trimmedHist.Compact(0) + h.Compact(0) } - return trimmedHist + return h } func handleInfinityBuckets(isUpperTrim bool, b Bucket[float64], rhs float64) (underCount, bucketMidpoint float64) { @@ -2347,32 +2350,14 @@ func handleInfinityBuckets(isUpperTrim bool, b Bucket[float64], rhs float64) (un } // computeSplit calculates the portion of the bucket's count <= rhs (trim point). -func computeSplit(b Bucket[float64], rhs float64, isPositive, isLinear bool) float64 { +func computeSplit(b Bucket[float64], rhs float64, isLinear bool) float64 { if rhs <= b.Lower { return 0 } if rhs >= b.Upper { return b.Count } - - var fraction float64 - switch { - case isLinear: - fraction = (rhs - b.Lower) / (b.Upper - b.Lower) - default: - // Exponential interpolation. - logLower := math.Log2(math.Abs(b.Lower)) - logUpper := math.Log2(math.Abs(b.Upper)) - logV := math.Log2(math.Abs(rhs)) - - if isPositive { - fraction = (logV - logLower) / (logUpper - logLower) - } else { - fraction = 1 - ((logV - logUpper) / (logLower - logUpper)) - } - } - - return b.Count * fraction + return b.Count * b.FractionBelow(rhs, isLinear) } func computeZeroBucketTrim(zeroBucket Bucket[float64], rhs float64, hasNegative, hasPositive, isUpperTrim bool) (float64, float64) { @@ -2419,7 +2404,7 @@ func computeBucketTrim(b Bucket[float64], rhs float64, isUpperTrim, isPositive, return handleInfinityBuckets(isUpperTrim, b, rhs) } - underCount := computeSplit(b, rhs, isPositive, isCustomBucket) + underCount := computeSplit(b, rhs, isCustomBucket) if isUpperTrim { return underCount, computeMidpoint(b.Lower, rhs, isPositive, isCustomBucket) diff --git a/vendor/github.com/prometheus/prometheus/model/histogram/generic.go b/vendor/github.com/prometheus/prometheus/model/histogram/generic.go index 287d914d..f6ba80a3 100644 --- a/vendor/github.com/prometheus/prometheus/model/histogram/generic.go +++ b/vendor/github.com/prometheus/prometheus/model/histogram/generic.go @@ -162,6 +162,33 @@ func (b Bucket[BC]) String() string { return sb.String() } +// FractionBelow returns the fraction (between 0 and 1) of this bucket's width +// that lies at or below the value v, assuming v is strictly inside the bucket's +// finite bounds (b.Lower < v < b.Upper). It uses linear interpolation when +// linear is true (as done for custom (NHCB) buckets and the zero bucket) and +// exponential interpolation otherwise (as done for standard exponential +// native-histogram buckets, interpolating on a logarithmic scale). Multiply the +// result by b.Count to get the estimated number of observations at or below v. +// +// The caller is responsible for handling values outside the bucket bounds and +// buckets with an infinite bound; passing those here yields a meaningless +// result. +func (b Bucket[BC]) FractionBelow(v float64, linear bool) float64 { + if linear { + return (v - b.Lower) / (b.Upper - b.Lower) + } + // On a logarithmic scale the exponential bucket boundaries become linear, + // so the fraction is computed the same way as in the linear case but over + // the log2 of the bounds. Negative buckets are mirrored. + logLower := math.Log2(math.Abs(b.Lower)) + logUpper := math.Log2(math.Abs(b.Upper)) + logV := math.Log2(math.Abs(v)) + if v > 0 { + return (logV - logLower) / (logUpper - logLower) + } + return 1 - ((logV - logUpper) / (logLower - logUpper)) +} + // BucketIterator iterates over the buckets of a Histogram, returning decoded // buckets. type BucketIterator[BC BucketCount] interface { diff --git a/vendor/github.com/prometheus/prometheus/model/labels/matcher.go b/vendor/github.com/prometheus/prometheus/model/labels/matcher.go index 8150c750..6bdf2a6a 100644 --- a/vendor/github.com/prometheus/prometheus/model/labels/matcher.go +++ b/vendor/github.com/prometheus/prometheus/model/labels/matcher.go @@ -152,10 +152,10 @@ func (m *Matcher) SetMatches() []string { return m.re.SetMatches() } -// Prefix returns the required prefix of the value to match, if possible. +// Prefix returns the required prefix of the value to match byte-for-byte, if possible. // It will be empty if it's an equality matcher or if the prefix can't be determined. func (m *Matcher) Prefix() string { - if m.re == nil { + if m.re == nil || m.re.caseInsensitivePrefix { return "" } return m.re.prefix diff --git a/vendor/github.com/prometheus/prometheus/model/labels/regexp.go b/vendor/github.com/prometheus/prometheus/model/labels/regexp.go index 9374400f..9b4b667f 100644 --- a/vendor/github.com/prometheus/prometheus/model/labels/regexp.go +++ b/vendor/github.com/prometheus/prometheus/model/labels/regexp.go @@ -84,19 +84,30 @@ func NewFastRegexMatcher(v string) (*FastRegexMatcher, error) { if parsed.Op == syntax.OpConcat { m.caseInsensitivePrefix, m.prefix, m.suffix, m.contains = optimizeConcatRegex(parsed) } - if matches, caseSensitive := findSetMatches(parsed); caseSensitive { - m.setMatches = matches + if matches, caseSensitive := findSetMatches(parsed); len(matches) > 0 { + if caseSensitive { + m.setMatches = matches + } + if len(matches) > 1 { + emsm := newEqualMultiStringMatcher(caseSensitive, len(matches), 0, 0) + for _, match := range matches { + emsm.add(match) + } + m.stringMatcher = emsm + } } - // Check if we have a pattern like .*-.*-.*. - // If so, then we can rely on the containsInOrder check in compileMatchStringFunction, - // so no further inspection of the string is required. - // We can't do this in stringMatcherFromRegexpInternal as we only want to apply this - // if the top-level pattern satisfies this requirement. - if isSimpleConcatenationPattern(parsed) { - m.stringMatcher = trueMatcher{} - } else { - m.stringMatcher = stringMatcherFromRegexp(parsed) + if m.stringMatcher == nil { + // Check if we have a pattern like .*-.*-.*. + // If so, then we can rely on the containsInOrder check in compileMatchStringFunction, + // so no further inspection of the string is required. + // We can't do this in stringMatcherFromRegexpInternal as we only want to apply this + // if the top-level pattern satisfies this requirement. + if isSimpleConcatenationPattern(parsed) { + m.stringMatcher = trueMatcher{} + } else { + m.stringMatcher = stringMatcherFromRegexp(parsed) + } } m.matchString = m.compileMatchStringFunction() @@ -107,8 +118,13 @@ func NewFastRegexMatcher(v string) (*FastRegexMatcher, error) { // compileMatchStringFunction returns the function to run by MatchString(). func (m *FastRegexMatcher) compileMatchStringFunction() func(string) bool { + // Special case for a single element matcher (equality). + if len(m.setMatches) == 1 { + return func(s string) bool { return s == m.setMatches[0] } + } + // If the only optimization available is the string matcher, then we can just run it. - if len(m.setMatches) == 0 && m.prefix == "" && m.suffix == "" && len(m.contains) == 0 && m.stringMatcher != nil { + if m.prefix == "" && m.suffix == "" && len(m.contains) == 0 && m.stringMatcher != nil { return m.stringMatcher.Matches } @@ -122,9 +138,6 @@ func (m *FastRegexMatcher) compileMatchStringFunction() func(string) bool { } return func(s string) bool { - if len(m.setMatches) != 0 { - return slices.Contains(m.setMatches, s) - } if m.prefix != "" && !strings.HasPrefix(s, m.prefix) { return false } @@ -762,12 +775,13 @@ type literalPrefixInsensitiveStringMatcher struct { } func (m *literalPrefixInsensitiveStringMatcher) Matches(s string) bool { - if !hasPrefixCaseInsensitive(s, m.prefix) { + prefixLen, ok := prefixCaseInsensitiveMatchLen(s, m.prefix) + if !ok { return false } // Ensure the right side matches. - return m.right.Matches(s[len(m.prefix):]) + return m.right.Matches(s[prefixLen:]) } // literalSuffixStringMatcher matches a string with the given literal suffix and left side matcher. @@ -781,15 +795,22 @@ type literalSuffixStringMatcher struct { func (m *literalSuffixStringMatcher) Matches(s string) bool { // Ensure the suffix matches. - if m.suffixCaseSensitive && !strings.HasSuffix(s, m.suffix) { - return false + if m.suffixCaseSensitive { + if !strings.HasSuffix(s, m.suffix) { + return false + } + + // Ensure the left side matches. + return m.left.Matches(s[:len(s)-len(m.suffix)]) } - if !m.suffixCaseSensitive && !hasSuffixCaseInsensitive(s, m.suffix) { + + suffixLen, ok := suffixCaseInsensitiveMatchLen(s, m.suffix) + if !ok { return false } // Ensure the left side matches. - return m.left.Matches(s[:len(s)-len(m.suffix)]) + return m.left.Matches(s[:len(s)-suffixLen]) } // emptyStringMatcher matches an empty string. @@ -848,12 +869,20 @@ func newEqualMultiStringMatcher(caseSensitive bool, estimatedSize, estimatedPref // equalMultiStringSliceMatcher matches a string exactly against a slice of valid values. type equalMultiStringSliceMatcher struct { values []string + // lengthsMask is a bitmask of the lengths of the strings in values. + // If the bit at position i is set, it means that there's at least one string of length i in values. + // It's like a bloom filter but we don't hash, we just take the values. + // Bit 64 means there are strings longer than 63 characters. + // This can be used to filter case-sensitive values. + // Case-insensitive Unicode strings can have different lengths when case folded. + lengthsMask uint64 caseSensitive bool } func (m *equalMultiStringSliceMatcher) add(s string) { m.values = append(m.values, s) + m.lengthsMask |= lengthMask(s) } func (*equalMultiStringSliceMatcher) addPrefix(string, bool, StringMatcher) { @@ -866,7 +895,7 @@ func (m *equalMultiStringSliceMatcher) setMatches() []string { func (m *equalMultiStringSliceMatcher) Matches(s string) bool { if m.caseSensitive { - return slices.Contains(m.values, s) + return m.lengthsMask&lengthMask(s) > 0 && slices.Contains(m.values, s) } for _, v := range m.values { if strings.EqualFold(s, v) { @@ -882,6 +911,13 @@ type equalMultiStringMapMatcher struct { // values contains values to match a string against. If the matching is case insensitive, // the values here must be lowercase. values map[string]struct{} + // lengthsMask is a bitmask of the lengths of the strings in values. + // If the bit at position i is set, it means that there's at least one string of length i in values. + // It's like a bloom filter but we don't hash, we just take the values. + // Bit 64 means there are strings longer than 63 characters. + // This can be used to filter case-sensitive values. + // Case-insensitive Unicode strings can have different lengths when case folded. + lengthsMask uint64 // prefixes maps strings, all of length minPrefixLen, to sets of matchers to check the rest of the string. // If the matching is case insensitive, prefixes are all lowercase. prefixes map[string][]StringMatcher @@ -893,6 +929,8 @@ type equalMultiStringMapMatcher struct { func (m *equalMultiStringMapMatcher) add(s string) { if !m.caseSensitive { s = toNormalisedLower(s, nil) // Don't pass a stack buffer here - it will always escape to heap. + } else { + m.lengthsMask |= lengthMask(s) } m.values[s] = struct{}{} @@ -931,6 +969,9 @@ func (m *equalMultiStringMapMatcher) setMatches() []string { func (m *equalMultiStringMapMatcher) Matches(s string) bool { if len(m.values) > 0 { + if m.minPrefixLen == 0 && m.caseSensitive && m.lengthsMask&lengthMask(s) == 0 { + return false + } sNorm := s var a [32]byte if !m.caseSensitive { @@ -1168,11 +1209,111 @@ func findEqualOrPrefixStringMatchers(input StringMatcher, equalMatcherCallback f } func hasPrefixCaseInsensitive(s, prefix string) bool { - return len(s) >= len(prefix) && strings.EqualFold(s[0:len(prefix)], prefix) + _, ok := prefixCaseInsensitiveMatchLen(s, prefix) + return ok } -func hasSuffixCaseInsensitive(s, suffix string) bool { - return len(s) >= len(suffix) && strings.EqualFold(s[len(s)-len(suffix):], suffix) +// prefixCaseInsensitiveMatchLen checks whether s begins with a prefix that is +// equal to prefix under Unicode simple case folding (the same folding the +// regexp engine applies for case-insensitive matching). It returns the length +// in bytes of that prefix in s, and whether such a prefix exists. +// +// The returned length can differ from len(prefix) because simple case folding +// does not preserve the encoded length of a rune, e.g. 'K' (the Kelvin sign, +// U+212A, 3 bytes) folds with 'k' (1 byte). For this reason a simple +// strings.EqualFold(s[:len(prefix)], prefix) check is not equivalent: it would +// slice s in the middle of a rune and fail to match. +func prefixCaseInsensitiveMatchLen(s, prefix string) (int, bool) { + // Fast path: process ASCII characters in lockstep while we can. + i := 0 + for ; i < len(prefix) && i < len(s); i++ { + pc, sc := prefix[i], s[i] + if pc >= utf8.RuneSelf || sc >= utf8.RuneSelf { + break + } + if pc != sc && lowerASCII(pc) != lowerASCII(sc) { + return 0, false + } + } + if i == len(prefix) { + return i, true + } + + // Slow path: at least one of the next characters is non-ASCII, so runes + // must be compared one by one under simple case folding. Both prefix[i:] + // and s[i:] start at a rune boundary because the fast path above only + // consumed ASCII bytes from both. + n := i + for _, pr := range prefix[i:] { + if n >= len(s) { + return 0, false + } + sr, size := utf8.DecodeRuneInString(s[n:]) + if sr != pr && !runeFoldEqual(sr, pr) { + return 0, false + } + n += size + } + return n, true +} + +// suffixCaseInsensitiveMatchLen is the equivalent of +// prefixCaseInsensitiveMatchLen for suffixes: it checks whether s ends with a +// suffix that is equal to suffix under Unicode simple case folding, and +// returns the length in bytes of that suffix in s. +func suffixCaseInsensitiveMatchLen(s, suffix string) (int, bool) { + // Fast path: process ASCII characters in lockstep while we can. Bytes of + // multi-byte runes are >= utf8.RuneSelf, so this cannot stop in the middle + // of a rune. + i, j := len(suffix), len(s) + for i > 0 && j > 0 { + pc, sc := suffix[i-1], s[j-1] + if pc >= utf8.RuneSelf || sc >= utf8.RuneSelf { + break + } + if pc != sc && lowerASCII(pc) != lowerASCII(sc) { + return 0, false + } + i-- + j-- + } + if i == 0 { + return len(s) - j, true + } + + // Slow path: compare the remaining runes one by one, from the end, under + // simple case folding. + for i > 0 { + if j == 0 { + return 0, false + } + pr, prSize := utf8.DecodeLastRuneInString(suffix[:i]) + sr, srSize := utf8.DecodeLastRuneInString(s[:j]) + if sr != pr && !runeFoldEqual(sr, pr) { + return 0, false + } + i -= prSize + j -= srSize + } + return len(s) - j, true +} + +func lowerASCII(c byte) byte { + if 'A' <= c && c <= 'Z' { + return c + 'a' - 'A' + } + return c +} + +// runeFoldEqual tells whether two distinct runes are equal under Unicode +// simple case folding. +func runeFoldEqual(a, b rune) bool { + for r := unicode.SimpleFold(a); r != a; r = unicode.SimpleFold(r) { + if r == b { + return true + } + } + return false } func containsInOrder(s string, contains []string) bool { @@ -1198,3 +1339,9 @@ func containsInOrderMulti(s string, contains []string) bool { return true } + +// lengthMask returns a bitmask with the bit at position len(s) set to 1, and all other bits set to 0. +// If len(s) is greater than 63, it returns a bitmask with only the bit at position 63 set to 1. +func lengthMask(s string) uint64 { + return 1 << min(len(s), 63) +} diff --git a/vendor/github.com/prometheus/prometheus/model/textparse/nhcbparse.go b/vendor/github.com/prometheus/prometheus/model/textparse/nhcbparse.go index 13ce3ca9..3a5288f2 100644 --- a/vendor/github.com/prometheus/prometheus/model/textparse/nhcbparse.go +++ b/vendor/github.com/prometheus/prometheus/model/textparse/nhcbparse.go @@ -258,7 +258,8 @@ func (p *NHCBParser) differentMetric() bool { // Different metric name. return true } - nextHash, _ := p.lset.HashWithoutLabels(p.hBuffer, labels.BucketLabel) + nextHash, hBuffer := p.lset.HashWithoutLabels(p.hBuffer, labels.BucketLabel) + p.hBuffer = hBuffer // Different label values. return p.lastHistogramLabelsHash != nextHash } @@ -266,12 +267,12 @@ func (p *NHCBParser) differentMetric() bool { // Save the label set of the classic histogram without suffix and bucket `le` label. func (p *NHCBParser) storeClassicLabels(name string) { p.lastHistogramName = name - p.lastHistogramLabelsHash, _ = p.lset.HashWithoutLabels(p.hBuffer, labels.BucketLabel) + p.lastHistogramLabelsHash, p.hBuffer = p.lset.HashWithoutLabels(p.hBuffer, labels.BucketLabel) } func (p *NHCBParser) storeExponentialLabels() { p.lastHistogramName = p.lset.Get(labels.MetricName) - p.lastHistogramLabelsHash, _ = p.lset.HashWithoutLabels(p.hBuffer) + p.lastHistogramLabelsHash, p.hBuffer = p.lset.HashWithoutLabels(p.hBuffer) } // handleClassicHistogramSeries collates the classic histogram series to be converted to NHCB diff --git a/vendor/github.com/prometheus/prometheus/model/textparse/openmetricsparse.go b/vendor/github.com/prometheus/prometheus/model/textparse/openmetricsparse.go index 209a6294..48367ee8 100644 --- a/vendor/github.com/prometheus/prometheus/model/textparse/openmetricsparse.go +++ b/vendor/github.com/prometheus/prometheus/model/textparse/openmetricsparse.go @@ -285,7 +285,7 @@ func (p *OpenMetricsParser) Exemplar(e *exemplar.Exemplar) bool { return true } -// StartTimestamp returns the start timestamp for a current Metric if exists or nil. +// StartTimestamp returns the start timestamp for a current Metric, or 0 if it does not exist. // NOTE(Maniktherana): Might use additional CPU/mem resources due to deep copy of parser required for peeking given 1.0 OM specification on _created series. func (p *OpenMetricsParser) StartTimestamp() int64 { if !typeRequiresST(p.mtype) { @@ -443,136 +443,137 @@ func (p *OpenMetricsParser) parseError(exp string, got token) error { // Next advances the parser to the next sample. // It returns (EntryInvalid, io.EOF) if no samples were read. func (p *OpenMetricsParser) Next() (Entry, error) { - var err error - - p.start = p.l.i - p.offsets = p.offsets[:0] - if !p.ignoreExemplar { - p.eOffsets = p.eOffsets[:0] - p.exemplar = p.exemplar[:0] - p.exemplarVal = 0 - p.hasExemplarTs = false - } - - switch t := p.nextToken(); t { - case tEOFWord: - if t := p.nextToken(); t != tEOF { - return EntryInvalid, errors.New("unexpected data after # EOF") - } - return EntryInvalid, io.EOF - case tEOF: - return EntryInvalid, errors.New("data does not end with # EOF") - case tHelp, tType, tUnit: - switch t2 := p.nextToken(); t2 { - case tMName: - mStart := p.l.start - mEnd := p.l.i - if p.l.b[mStart] == '"' && p.l.b[mEnd-1] == '"' { - mStart++ - mEnd-- + for { // In some cases we skip a line and come back here to look at the next line. + var err error + + p.start = p.l.i + p.offsets = p.offsets[:0] + if !p.ignoreExemplar { + p.eOffsets = p.eOffsets[:0] + p.exemplar = p.exemplar[:0] + p.exemplarVal = 0 + p.hasExemplarTs = false + } + + switch t := p.nextToken(); t { // Note every case either returns or continues. + case tEOFWord: + if t := p.nextToken(); t != tEOF { + return EntryInvalid, errors.New("unexpected data after # EOF") } - p.mfNameLen = mEnd - mStart - p.offsets = append(p.offsets, mStart, mEnd) - default: - return EntryInvalid, p.parseError("expected metric name after "+t.String(), t2) - } - switch t2 := p.nextToken(); t2 { - case tText: - if len(p.l.buf()) > 1 { - p.text = p.l.buf()[1 : len(p.l.buf())-1] - } else { - p.text = []byte{} + return EntryInvalid, io.EOF + case tEOF: + return EntryInvalid, errors.New("data does not end with # EOF") + case tHelp, tType, tUnit: + switch t2 := p.nextToken(); t2 { + case tMName: + mStart := p.l.start + mEnd := p.l.i + if p.l.b[mStart] == '"' && p.l.b[mEnd-1] == '"' { + mStart++ + mEnd-- + } + p.mfNameLen = mEnd - mStart + p.offsets = append(p.offsets, mStart, mEnd) + default: + return EntryInvalid, p.parseError("expected metric name after "+t.String(), t2) } - default: - return EntryInvalid, fmt.Errorf("expected text in %s", t.String()) - } - switch t { - case tType: - switch s := yoloString(p.text); s { - case "counter": - p.mtype = model.MetricTypeCounter - case "gauge": - p.mtype = model.MetricTypeGauge - case "histogram": - p.mtype = model.MetricTypeHistogram - case "gaugehistogram": - p.mtype = model.MetricTypeGaugeHistogram - case "summary": - p.mtype = model.MetricTypeSummary - case "info": - p.mtype = model.MetricTypeInfo - case "stateset": - p.mtype = model.MetricTypeStateset - case "unknown": - p.mtype = model.MetricTypeUnknown + switch t2 := p.nextToken(); t2 { + case tText: + if len(p.l.buf()) > 1 { + p.text = p.l.buf()[1 : len(p.l.buf())-1] + } else { + p.text = []byte{} + } default: - return EntryInvalid, fmt.Errorf("invalid metric type %q", s) + return EntryInvalid, fmt.Errorf("expected text in %s", t.String()) } - case tHelp: - if !utf8.Valid(p.text) { - return EntryInvalid, fmt.Errorf("help text %q is not a valid utf8 string", p.text) + switch t { + case tType: + switch s := yoloString(p.text); s { + case "counter": + p.mtype = model.MetricTypeCounter + case "gauge": + p.mtype = model.MetricTypeGauge + case "histogram": + p.mtype = model.MetricTypeHistogram + case "gaugehistogram": + p.mtype = model.MetricTypeGaugeHistogram + case "summary": + p.mtype = model.MetricTypeSummary + case "info": + p.mtype = model.MetricTypeInfo + case "stateset": + p.mtype = model.MetricTypeStateset + case "unknown": + p.mtype = model.MetricTypeUnknown + default: + return EntryInvalid, fmt.Errorf("invalid metric type %q", s) + } + case tHelp: + if !utf8.Valid(p.text) { + return EntryInvalid, fmt.Errorf("help text %q is not a valid utf8 string", p.text) + } } - } - switch t { - case tHelp: - return EntryHelp, nil - case tType: - return EntryType, nil - case tUnit: - p.unit = string(p.text) - m := yoloString(p.l.b[p.offsets[0]:p.offsets[1]]) - if p.unit != "" { - if !strings.HasSuffix(m, p.unit) || len(m) < len(p.unit)+1 || p.l.b[p.offsets[1]-len(p.unit)-1] != '_' { - return EntryInvalid, fmt.Errorf("unit %q not a suffix of metric %q", p.unit, m) + switch t { + case tHelp: + return EntryHelp, nil + case tType: + return EntryType, nil + case tUnit: + p.unit = string(p.text) + m := yoloString(p.l.b[p.offsets[0]:p.offsets[1]]) + if p.unit != "" { + if !strings.HasSuffix(m, p.unit) || len(m) < len(p.unit)+1 || p.l.b[p.offsets[1]-len(p.unit)-1] != '_' { + return EntryInvalid, fmt.Errorf("unit %q not a suffix of metric %q", p.unit, m) + } } + return EntryUnit, nil } - return EntryUnit, nil - } - case tBraceOpen: - // We found a brace, so make room for the eventual metric name. If these - // values aren't updated, then the metric name was not set inside the - // braces and we can return an error. - if len(p.offsets) == 0 { - p.offsets = []int{-1, -1} - } - if p.offsets, err = p.parseLVals(p.offsets, false); err != nil { - return EntryInvalid, err - } + case tBraceOpen: + // We found a brace, so make room for the eventual metric name. If these + // values aren't updated, then the metric name was not set inside the + // braces and we can return an error. + if len(p.offsets) == 0 { + p.offsets = []int{-1, -1} + } + if p.offsets, err = p.parseLVals(p.offsets, false); err != nil { + return EntryInvalid, err + } - p.series = p.l.b[p.start:p.l.i] - if err := p.parseSeriesEndOfLine(p.nextToken()); err != nil { - return EntryInvalid, err - } - if p.skipSTSeries && p.isCreatedSeries() { - return p.Next() - } - return EntrySeries, nil - case tMName: - p.offsets = append(p.offsets, p.start, p.l.i) - p.series = p.l.b[p.start:p.l.i] - - t2 := p.nextToken() - if t2 == tBraceOpen { - p.offsets, err = p.parseLVals(p.offsets, false) - if err != nil { + p.series = p.l.b[p.start:p.l.i] + if err := p.parseSeriesEndOfLine(p.nextToken()); err != nil { return EntryInvalid, err } + if p.skipSTSeries && p.isCreatedSeries() { + continue + } + return EntrySeries, nil + case tMName: + p.offsets = append(p.offsets, p.start, p.l.i) p.series = p.l.b[p.start:p.l.i] - t2 = p.nextToken() - } - if err := p.parseSeriesEndOfLine(t2); err != nil { - return EntryInvalid, err - } - if p.skipSTSeries && p.isCreatedSeries() { - return p.Next() + t2 := p.nextToken() + if t2 == tBraceOpen { + p.offsets, err = p.parseLVals(p.offsets, false) + if err != nil { + return EntryInvalid, err + } + p.series = p.l.b[p.start:p.l.i] + t2 = p.nextToken() + } + + if err := p.parseSeriesEndOfLine(t2); err != nil { + return EntryInvalid, err + } + if p.skipSTSeries && p.isCreatedSeries() { + continue + } + return EntrySeries, nil + default: + return EntryInvalid, p.parseError("expected a valid start token", t) } - return EntrySeries, nil - default: - err = p.parseError("expected a valid start token", t) } - return EntryInvalid, err } func (p *OpenMetricsParser) parseComment() error { diff --git a/vendor/github.com/prometheus/prometheus/model/textparse/promparse.go b/vendor/github.com/prometheus/prometheus/model/textparse/promparse.go index c10a8002..24211c44 100644 --- a/vendor/github.com/prometheus/prometheus/model/textparse/promparse.go +++ b/vendor/github.com/prometheus/prometheus/model/textparse/promparse.go @@ -298,108 +298,107 @@ func (p *PromParser) parseError(exp string, got token) error { // Next advances the parser to the next sample. // It returns (EntryInvalid, io.EOF) if no samples were read. func (p *PromParser) Next() (Entry, error) { - var err error - - p.start = p.l.i - p.offsets = p.offsets[:0] - - switch t := p.nextToken(); t { - case tEOF: - return EntryInvalid, io.EOF - case tLinebreak: - // Allow full blank lines. - return p.Next() + for { // In some cases we skip a line and come back here to look at the next line. + p.start = p.l.i + p.offsets = p.offsets[:0] + + switch t := p.nextToken(); t { // Note every case either returns or continues. + case tEOF: + return EntryInvalid, io.EOF + case tLinebreak: + // Allow full blank lines. + continue - case tHelp, tType: - switch t2 := p.nextToken(); t2 { - case tMName: - mStart := p.l.start - mEnd := p.l.i - if p.l.b[mStart] == '"' && p.l.b[mEnd-1] == '"' { - mStart++ - mEnd-- - } - p.offsets = append(p.offsets, mStart, mEnd) - default: - return EntryInvalid, p.parseError("expected metric name after "+t.String(), t2) - } - switch t2 := p.nextToken(); t2 { - case tText: - if len(p.l.buf()) > 1 { - p.text = p.l.buf()[1:] - } else { - p.text = []byte{} + case tHelp, tType: + switch t2 := p.nextToken(); t2 { + case tMName: + mStart := p.l.start + mEnd := p.l.i + if p.l.b[mStart] == '"' && p.l.b[mEnd-1] == '"' { + mStart++ + mEnd-- + } + p.offsets = append(p.offsets, mStart, mEnd) + default: + return EntryInvalid, p.parseError("expected metric name after "+t.String(), t2) } - default: - return EntryInvalid, fmt.Errorf("expected text in %s, got %v", t.String(), t2.String()) - } - switch t { - case tType: - switch s := yoloString(p.text); s { - case "counter": - p.mtype = model.MetricTypeCounter - case "gauge": - p.mtype = model.MetricTypeGauge - case "histogram": - p.mtype = model.MetricTypeHistogram - case "summary": - p.mtype = model.MetricTypeSummary - case "untyped": - p.mtype = model.MetricTypeUnknown + switch t2 := p.nextToken(); t2 { + case tText: + if len(p.l.buf()) > 1 { + p.text = p.l.buf()[1:] + } else { + p.text = []byte{} + } default: - return EntryInvalid, fmt.Errorf("invalid metric type %q", s) + return EntryInvalid, fmt.Errorf("expected text in %s, got %v", t.String(), t2.String()) } - case tHelp: - if !utf8.Valid(p.text) { - return EntryInvalid, fmt.Errorf("help text %q is not a valid utf8 string", p.text) + switch t { + case tType: + switch s := yoloString(p.text); s { + case "counter": + p.mtype = model.MetricTypeCounter + case "gauge": + p.mtype = model.MetricTypeGauge + case "histogram": + p.mtype = model.MetricTypeHistogram + case "summary": + p.mtype = model.MetricTypeSummary + case "untyped": + p.mtype = model.MetricTypeUnknown + default: + return EntryInvalid, fmt.Errorf("invalid metric type %q", s) + } + case tHelp: + if !utf8.Valid(p.text) { + return EntryInvalid, fmt.Errorf("help text %q is not a valid utf8 string", p.text) + } + } + if t := p.nextToken(); t != tLinebreak { + return EntryInvalid, p.parseError("linebreak expected after metadata", t) + } + switch t { + case tHelp: + return EntryHelp, nil + case tType: + return EntryType, nil + } + case tComment: + p.text = p.l.buf() + if t := p.nextToken(); t != tLinebreak { + return EntryInvalid, p.parseError("linebreak expected after comment", t) + } + return EntryComment, nil + case tBraceOpen: + // We found a brace, so make room for the eventual metric name. If these + // values aren't updated, then the metric name was not set inside the + // braces and we can return an error. + if len(p.offsets) == 0 { + p.offsets = []int{-1, -1} } - } - if t := p.nextToken(); t != tLinebreak { - return EntryInvalid, p.parseError("linebreak expected after metadata", t) - } - switch t { - case tHelp: - return EntryHelp, nil - case tType: - return EntryType, nil - } - case tComment: - p.text = p.l.buf() - if t := p.nextToken(); t != tLinebreak { - return EntryInvalid, p.parseError("linebreak expected after comment", t) - } - return EntryComment, nil - case tBraceOpen: - // We found a brace, so make room for the eventual metric name. If these - // values aren't updated, then the metric name was not set inside the - // braces and we can return an error. - if len(p.offsets) == 0 { - p.offsets = []int{-1, -1} - } - if err := p.parseLVals(); err != nil { - return EntryInvalid, err - } - - p.series = p.l.b[p.start:p.l.i] - return p.parseMetricSuffix(p.nextToken()) - case tMName: - p.offsets = append(p.offsets, p.start, p.l.i) - p.series = p.l.b[p.start:p.l.i] - t2 := p.nextToken() - // If there's a brace, consume and parse the label values. - if t2 == tBraceOpen { if err := p.parseLVals(); err != nil { return EntryInvalid, err } + p.series = p.l.b[p.start:p.l.i] - t2 = p.nextToken() - } - return p.parseMetricSuffix(t2) + return p.parseMetricSuffix(p.nextToken()) + case tMName: + p.offsets = append(p.offsets, p.start, p.l.i) + p.series = p.l.b[p.start:p.l.i] + t2 := p.nextToken() + // If there's a brace, consume and parse the label values. + if t2 == tBraceOpen { + if err := p.parseLVals(); err != nil { + return EntryInvalid, err + } + p.series = p.l.b[p.start:p.l.i] + t2 = p.nextToken() + } + return p.parseMetricSuffix(t2) - default: - err = p.parseError("expected a valid start token", t) + default: + return EntryInvalid, p.parseError("expected a valid start token", t) + } } - return EntryInvalid, err } // parseLVals parses the contents inside the braces. diff --git a/vendor/google.golang.org/protobuf/encoding/protodelim/protodelim.go b/vendor/google.golang.org/protobuf/encoding/protodelim/protodelim.go index 2ef36bbc..ec63689e 100644 --- a/vendor/google.golang.org/protobuf/encoding/protodelim/protodelim.go +++ b/vendor/google.golang.org/protobuf/encoding/protodelim/protodelim.go @@ -10,6 +10,7 @@ import ( "encoding/binary" "fmt" "io" + "math" "google.golang.org/protobuf/encoding/protowire" "google.golang.org/protobuf/internal/errors" @@ -117,7 +118,13 @@ func (o UnmarshalOptions) UnmarshalFrom(r Reader, m proto.Message) error { if maxSize == 0 { maxSize = defaultMaxSize } - if maxSize != -1 && size > uint64(maxSize) { + if maxSize == -1 { + // No limit specified: Just check that size fits into an integer, + // otherwise the make([]byte, size) call below will panic. + if size > math.MaxInt { + return errors.Wrap(&SizeTooLargeError{Size: size, MaxSize: math.MaxInt}, "") + } + } else if size > uint64(maxSize) { return errors.Wrap(&SizeTooLargeError{Size: size, MaxSize: uint64(maxSize)}, "") } diff --git a/vendor/google.golang.org/protobuf/encoding/prototext/decode.go b/vendor/google.golang.org/protobuf/encoding/prototext/decode.go index b5380505..20ec09e1 100644 --- a/vendor/google.golang.org/protobuf/encoding/prototext/decode.go +++ b/vendor/google.golang.org/protobuf/encoding/prototext/decode.go @@ -8,6 +8,7 @@ import ( "fmt" "unicode/utf8" + "google.golang.org/protobuf/encoding/protowire" "google.golang.org/protobuf/internal/encoding/messageset" "google.golang.org/protobuf/internal/encoding/text" "google.golang.org/protobuf/internal/errors" @@ -49,12 +50,19 @@ type UnmarshalOptions struct { protoregistry.MessageTypeResolver protoregistry.ExtensionTypeResolver } + + // RecursionLimit limits how deeply messages may be nested. + // If zero, a default limit is applied. + RecursionLimit int } // Unmarshal reads the given []byte and populates the given [proto.Message] // using options in the UnmarshalOptions object. // The provided message must be mutable (e.g., a non-nil pointer to a message). func (o UnmarshalOptions) Unmarshal(b []byte, m proto.Message) error { + if o.RecursionLimit == 0 { + o.RecursionLimit = protowire.DefaultRecursionLimit + } return o.unmarshal(b, m) } @@ -102,8 +110,14 @@ func (d decoder) syntaxError(pos int, f string, x ...any) error { return errors.New(head+f, x...) } +var errRecursionDepth = errors.New("exceeded maximum recursion depth") + // unmarshalMessage unmarshals into the given protoreflect.Message. func (d decoder) unmarshalMessage(m protoreflect.Message, checkDelims bool) error { + if d.opts.RecursionLimit--; d.opts.RecursionLimit < 0 { + return errRecursionDepth + } + messageDesc := m.Descriptor() if !flags.ProtoLegacy && messageset.IsMessageSet(messageDesc) { return errors.New("no support for proto1 MessageSets") @@ -437,6 +451,10 @@ func (d decoder) unmarshalList(fd protoreflect.FieldDescriptor, list protoreflec // unmarshalMap unmarshals into given protoreflect.Map. A map value is a // textproto message containing {key: , value: }. func (d decoder) unmarshalMap(fd protoreflect.FieldDescriptor, mmap protoreflect.Map) error { + if d.opts.RecursionLimit--; d.opts.RecursionLimit < 0 { + return errRecursionDepth + } + // Determine ahead whether map entry is a scalar type or a message type in // order to call the appropriate unmarshalMapValue func inside // unmarshalMapEntry. diff --git a/vendor/google.golang.org/protobuf/internal/descfmt/stringer.go b/vendor/google.golang.org/protobuf/internal/descfmt/stringer.go index 87e46bd4..0b0dfacb 100644 --- a/vendor/google.golang.org/protobuf/internal/descfmt/stringer.go +++ b/vendor/google.golang.org/protobuf/internal/descfmt/stringer.go @@ -83,12 +83,13 @@ func formatListOpt(vs list, isRoot, allowMulti bool) string { case protoreflect.FileImports: for i := 0; i < vs.Len(); i++ { var rs records - rv := reflect.ValueOf(vs.Get(i)) - rs.Append(rv, []methodAndName{ - {rv.MethodByName("Path"), "Path"}, - {rv.MethodByName("Package"), "Package"}, - {rv.MethodByName("IsPublic"), "IsPublic"}, - {rv.MethodByName("IsWeak"), "IsWeak"}, + fi := vs.Get(i) + rv := reflect.ValueOf(fi) + rs.Append(rv, []attrAndName{ + {fi.Path(), "Path"}, + {fi.Package(), "Package"}, + {fi.IsPublic, "IsPublic"}, + {fi.IsWeak, "IsWeak"}, }...) ss = append(ss, "{"+rs.Join()+"}") } @@ -104,9 +105,9 @@ func formatListOpt(vs list, isRoot, allowMulti bool) string { } } -type methodAndName struct { - method reflect.Value - name string +type attrAndName struct { + attr any + name string } func FormatDesc(s fmt.State, r rune, t protoreflect.Descriptor) { @@ -126,58 +127,58 @@ func formatDescOpt(t protoreflect.Descriptor, isRoot, allowMulti bool, record fu start = rt.Name() + "{" } - _, isFile := t.(protoreflect.FileDescriptor) + fd, isFile := t.(protoreflect.FileDescriptor) rs := records{ allowMulti: allowMulti, record: record, } if t.IsPlaceholder() { if isFile { - rs.Append(rv, []methodAndName{ - {rv.MethodByName("Path"), "Path"}, - {rv.MethodByName("Package"), "Package"}, - {rv.MethodByName("IsPlaceholder"), "IsPlaceholder"}, + rs.Append(rv, []attrAndName{ + {fd.Path(), "Path"}, + {fd.Package(), "Package"}, + {fd.IsPlaceholder(), "IsPlaceholder"}, }...) } else { - rs.Append(rv, []methodAndName{ - {rv.MethodByName("FullName"), "FullName"}, - {rv.MethodByName("IsPlaceholder"), "IsPlaceholder"}, + rs.Append(rv, []attrAndName{ + {t.FullName(), "FullName"}, + {t.IsPlaceholder(), "IsPlaceholder"}, }...) } } else { switch { case isFile: - rs.Append(rv, methodAndName{rv.MethodByName("Syntax"), "Syntax"}) + rs.Append(rv, attrAndName{fd.Syntax(), "Syntax"}) case isRoot: - rs.Append(rv, []methodAndName{ - {rv.MethodByName("Syntax"), "Syntax"}, - {rv.MethodByName("FullName"), "FullName"}, + rs.Append(rv, []attrAndName{ + {t.Syntax(), "Syntax"}, + {t.FullName(), "FullName"}, }...) default: - rs.Append(rv, methodAndName{rv.MethodByName("Name"), "Name"}) + rs.Append(rv, attrAndName{t.Name(), "Name"}) } switch t := t.(type) { case protoreflect.FieldDescriptor: - accessors := []methodAndName{ - {rv.MethodByName("Number"), "Number"}, - {rv.MethodByName("Cardinality"), "Cardinality"}, - {rv.MethodByName("Kind"), "Kind"}, - {rv.MethodByName("HasJSONName"), "HasJSONName"}, - {rv.MethodByName("JSONName"), "JSONName"}, - {rv.MethodByName("HasPresence"), "HasPresence"}, - {rv.MethodByName("IsExtension"), "IsExtension"}, - {rv.MethodByName("IsPacked"), "IsPacked"}, - {rv.MethodByName("IsWeak"), "IsWeak"}, - {rv.MethodByName("IsList"), "IsList"}, - {rv.MethodByName("IsMap"), "IsMap"}, - {rv.MethodByName("MapKey"), "MapKey"}, - {rv.MethodByName("MapValue"), "MapValue"}, - {rv.MethodByName("HasDefault"), "HasDefault"}, - {rv.MethodByName("Default"), "Default"}, - {rv.MethodByName("ContainingOneof"), "ContainingOneof"}, - {rv.MethodByName("ContainingMessage"), "ContainingMessage"}, - {rv.MethodByName("Message"), "Message"}, - {rv.MethodByName("Enum"), "Enum"}, + accessors := []attrAndName{ + {t.Number(), "Number"}, + {t.Cardinality(), "Cardinality"}, + {t.Kind(), "Kind"}, + {t.HasJSONName(), "HasJSONName"}, + {t.JSONName(), "JSONName"}, + {t.HasPresence(), "HasPresence"}, + {t.IsExtension(), "IsExtension"}, + {t.IsPacked(), "IsPacked"}, + {t.IsWeak(), "IsWeak"}, + {t.IsList(), "IsList"}, + {t.IsMap(), "IsMap"}, + {t.MapKey(), "MapKey"}, + {t.MapValue(), "MapValue"}, + {t.HasDefault(), "HasDefault"}, + {t.Default(), "Default"}, + {t.ContainingOneof(), "ContainingOneof"}, + {t.ContainingMessage(), "ContainingMessage"}, + {t.Message(), "Message"}, + {t.Enum(), "Enum"}, } for _, s := range accessors { switch s.name { @@ -223,58 +224,54 @@ func formatDescOpt(t protoreflect.Descriptor, isRoot, allowMulti bool, record fu } case protoreflect.FileDescriptor: - rs.Append(rv, []methodAndName{ - {rv.MethodByName("Path"), "Path"}, - {rv.MethodByName("Package"), "Package"}, - {rv.MethodByName("Imports"), "Imports"}, - {rv.MethodByName("Messages"), "Messages"}, - {rv.MethodByName("Enums"), "Enums"}, - {rv.MethodByName("Extensions"), "Extensions"}, - {rv.MethodByName("Services"), "Services"}, + rs.Append(rv, []attrAndName{ + {t.Path(), "Path"}, + {t.Package(), "Package"}, + {t.Imports(), "Imports"}, + {t.Messages(), "Messages"}, + {t.Enums(), "Enums"}, + {t.Extensions(), "Extensions"}, + {t.Services(), "Services"}, }...) case protoreflect.MessageDescriptor: - rs.Append(rv, []methodAndName{ - {rv.MethodByName("IsMapEntry"), "IsMapEntry"}, - {rv.MethodByName("Fields"), "Fields"}, - {rv.MethodByName("Oneofs"), "Oneofs"}, - {rv.MethodByName("ReservedNames"), "ReservedNames"}, - {rv.MethodByName("ReservedRanges"), "ReservedRanges"}, - {rv.MethodByName("RequiredNumbers"), "RequiredNumbers"}, - {rv.MethodByName("ExtensionRanges"), "ExtensionRanges"}, - {rv.MethodByName("Messages"), "Messages"}, - {rv.MethodByName("Enums"), "Enums"}, - {rv.MethodByName("Extensions"), "Extensions"}, + rs.Append(rv, []attrAndName{ + {t.IsMapEntry(), "IsMapEntry"}, + {t.Fields(), "Fields"}, + {t.Oneofs(), "Oneofs"}, + {t.ReservedNames(), "ReservedNames"}, + {t.ReservedRanges(), "ReservedRanges"}, + {t.RequiredNumbers(), "RequiredNumbers"}, + {t.ExtensionRanges(), "ExtensionRanges"}, + {t.Messages(), "Messages"}, + {t.Enums(), "Enums"}, + {t.Extensions(), "Extensions"}, }...) case protoreflect.EnumDescriptor: - rs.Append(rv, []methodAndName{ - {rv.MethodByName("Values"), "Values"}, - {rv.MethodByName("ReservedNames"), "ReservedNames"}, - {rv.MethodByName("ReservedRanges"), "ReservedRanges"}, - {rv.MethodByName("IsClosed"), "IsClosed"}, + rs.Append(rv, []attrAndName{ + {t.Values(), "Values"}, + {t.ReservedNames(), "ReservedNames"}, + {t.ReservedRanges(), "ReservedRanges"}, + {t.IsClosed(), "IsClosed"}, }...) case protoreflect.EnumValueDescriptor: - rs.Append(rv, []methodAndName{ - {rv.MethodByName("Number"), "Number"}, - }...) + rs.Append(rv, attrAndName{t.Number(), "Number"}) case protoreflect.ServiceDescriptor: - rs.Append(rv, []methodAndName{ - {rv.MethodByName("Methods"), "Methods"}, - }...) + rs.Append(rv, attrAndName{t.Methods(), "Methods"}) case protoreflect.MethodDescriptor: - rs.Append(rv, []methodAndName{ - {rv.MethodByName("Input"), "Input"}, - {rv.MethodByName("Output"), "Output"}, - {rv.MethodByName("IsStreamingClient"), "IsStreamingClient"}, - {rv.MethodByName("IsStreamingServer"), "IsStreamingServer"}, + rs.Append(rv, []attrAndName{ + {t.Input(), "Input"}, + {t.Output(), "Output"}, + {t.IsStreamingClient(), "IsStreamingClient"}, + {t.IsStreamingServer(), "IsStreamingServer"}, }...) } - if m := rv.MethodByName("GoType"); m.IsValid() { - rs.Append(rv, methodAndName{m, "GoType"}) + if m, ok := t.(interface{ GoType() reflect.Type }); ok { + rs.Append(rv, attrAndName{m.GoType(), "GoType"}) } } return start + rs.Join() + end @@ -297,68 +294,66 @@ func (rs *records) AppendRecs(fieldName string, newRecs [2]string) { rs.recs = append(rs.recs, newRecs) } -func (rs *records) Append(v reflect.Value, accessors ...methodAndName) { - for _, a := range accessors { - if rs.record != nil { - rs.record(a.name) - } - var rv reflect.Value - if a.method.IsValid() { - rv = a.method.Call(nil)[0] - } - if v.Kind() == reflect.Struct && !rv.IsValid() { - rv = v.FieldByName(a.name) - } - if !rv.IsValid() { - panic(fmt.Sprintf("unknown accessor: %v.%s", v.Type(), a.name)) - } - if _, ok := rv.Interface().(protoreflect.Value); ok { - rv = rv.MethodByName("Interface").Call(nil)[0] - if !rv.IsNil() { - rv = rv.Elem() - } - } +func (rs *records) Append(v reflect.Value, results ...attrAndName) { + for _, r := range results { + rs.appendAttribute(v, r.name, r.attr) + } +} - // Ignore zero values. - var isZero bool - switch rv.Kind() { - case reflect.Interface, reflect.Slice: - isZero = rv.IsNil() - case reflect.Bool: - isZero = rv.Bool() == false - case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: - isZero = rv.Int() == 0 - case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64: - isZero = rv.Uint() == 0 - case reflect.String: - isZero = rv.String() == "" - } - if n, ok := rv.Interface().(list); ok { - isZero = n.Len() == 0 - } - if isZero { - continue +func (rs *records) appendAttribute(val reflect.Value, name string, attrVal any) { + if rs.record != nil { + rs.record(name) + } + if attrVal == nil { + return + } + rv := reflect.ValueOf(attrVal) + if _, ok := rv.Interface().(protoreflect.Value); ok { + rv = rv.MethodByName("Interface").Call(nil)[0] + if !rv.IsNil() { + rv = rv.Elem() } + } - // Format the value. - var s string - v := rv.Interface() - switch v := v.(type) { - case list: - s = formatListOpt(v, false, rs.allowMulti) - case protoreflect.FieldDescriptor, protoreflect.OneofDescriptor, protoreflect.EnumValueDescriptor, protoreflect.MethodDescriptor: - s = string(v.(protoreflect.Descriptor).Name()) - case protoreflect.Descriptor: - s = string(v.FullName()) - case string: - s = strconv.Quote(v) - case []byte: - s = fmt.Sprintf("%q", v) - default: - s = fmt.Sprint(v) - } - rs.recs = append(rs.recs, [2]string{a.name, s}) + // Ignore zero values. + var isZero bool + switch rv.Kind() { + case reflect.Interface, reflect.Slice: + isZero = rv.IsNil() + case reflect.Bool: + isZero = rv.Bool() == false + case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: + isZero = rv.Int() == 0 + case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64: + isZero = rv.Uint() == 0 + case reflect.String: + isZero = rv.String() == "" + } + if n, ok := rv.Interface().(list); ok { + isZero = n.Len() == 0 + } + if isZero { + return + } + + // Format the value. + var s string + v := rv.Interface() + switch v := v.(type) { + case list: + s = formatListOpt(v, false, rs.allowMulti) + case protoreflect.FieldDescriptor, protoreflect.OneofDescriptor, protoreflect.EnumValueDescriptor, protoreflect.MethodDescriptor: + s = string(v.(protoreflect.Descriptor).Name()) + case protoreflect.Descriptor: + s = string(v.FullName()) + case string: + s = strconv.Quote(v) + case []byte: + s = fmt.Sprintf("%q", v) + default: + s = fmt.Sprint(v) } + rs.recs = append(rs.recs, [2]string{name, s}) } func (rs *records) Join() string { diff --git a/vendor/google.golang.org/protobuf/internal/version/version.go b/vendor/google.golang.org/protobuf/internal/version/version.go index 763fd828..bfb2cfde 100644 --- a/vendor/google.golang.org/protobuf/internal/version/version.go +++ b/vendor/google.golang.org/protobuf/internal/version/version.go @@ -53,7 +53,7 @@ const ( Major = 1 Minor = 36 Patch = 11 - PreRelease = "" + PreRelease = "devel" ) // String formats the version string for this module in semver format. diff --git a/vendor/modules.txt b/vendor/modules.txt index f4603a32..873c7ee7 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -24,8 +24,8 @@ github.com/grafana/regexp/syntax # github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 ## explicit github.com/munnerz/goautoneg -# github.com/prometheus/client_golang v1.23.2 -## explicit; go 1.23.0 +# github.com/prometheus/client_golang v1.24.1 +## explicit; go 1.25.0 github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil/header github.com/prometheus/client_golang/prometheus @@ -35,7 +35,7 @@ github.com/prometheus/client_golang/prometheus/promhttp/internal # github.com/prometheus/client_model v0.6.2 ## explicit; go 1.22.0 github.com/prometheus/client_model/go -# github.com/prometheus/common v0.70.0 +# github.com/prometheus/common v0.70.1 ## explicit; go 1.25.0 github.com/prometheus/common/expfmt github.com/prometheus/common/model @@ -44,8 +44,8 @@ github.com/prometheus/common/model github.com/prometheus/procfs github.com/prometheus/procfs/internal/fs github.com/prometheus/procfs/internal/util -# github.com/prometheus/prometheus v0.313.1 -## explicit; go 1.25.0 +# github.com/prometheus/prometheus v0.314.0 +## explicit; go 1.25.8 github.com/prometheus/prometheus/model/exemplar github.com/prometheus/prometheus/model/histogram github.com/prometheus/prometheus/model/labels @@ -61,8 +61,6 @@ github.com/sirupsen/logrus # github.com/xhit/go-str2duration/v2 v2.1.0 ## explicit; go 1.13 github.com/xhit/go-str2duration/v2 -# go.yaml.in/yaml/v2 v2.4.4 -## explicit; go 1.15 # golang.org/x/crypto v0.54.0 ## explicit; go 1.25.0 golang.org/x/crypto/blowfish @@ -84,7 +82,7 @@ golang.org/x/sys/windows ## explicit; go 1.25.0 golang.org/x/text/transform golang.org/x/text/unicode/norm -# google.golang.org/protobuf v1.36.11 +# google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af ## explicit; go 1.23 google.golang.org/protobuf/encoding/protodelim google.golang.org/protobuf/encoding/prototext