upgrade to latest dependencies (#843)

bumping github.com/prometheus/client_model 1c92cad...d56cd79:
  > d56cd79 add exemplar to native histogram (# 80)
  > f22bbab Merge pull request # 79 from prometheus/repo_sync
  > f68ef47 Merge pull request # 78 from prometheus/dependabot/go_modules/google.golang.org/protobuf-1.32.0
  > 552c44f Update common Prometheus files
  > 93dfe21 Merge pull request # 77 from prometheus/repo_sync
  > 2aad054 Bump google.golang.org/protobuf from 1.31.0 to 1.32.0
  > 9b7b675 Merge pull request # 76 from prometheus/repo_sync
  > d150866 Update common Prometheus files
  > c26a8ee Merge pull request # 75 from vesari/add-unit
  > 734da88 Update common Prometheus files
  > 62658f5 Merge pull request # 74 from prometheus/repo_sync
  > 003f160 Add unit field to MetricFamily proto message
  > f095bcd Merge pull request # 73 from prometheus/repo_sync
  > 2ba4e15 Update common Prometheus files
  > fc673f1 Update common Prometheus files
bumping knative.dev/pkg 145b901...6b13f01:
  > 6b13f01 Bump github.com/prometheus/common from 0.48.0 to 0.49.0 (# 2980)
  > 181596e Bump cloud.google.com/go/storage from 1.38.0 to 1.39.0 (# 2981)
  > 7e643e7 Bump github.com/prometheus/client_golang from 1.18.0 to 1.19.0 (# 2979)
  > 5f76c72 upgrade to latest dependencies (# 2978)
bumping github.com/prometheus/common bd41eb6...36d0bf9:
  > 36d0bf9 labelset: optimise String() function (# 590)
  > e8be06d LabelSet: Fix alphabetical sorting for prometheus LabelSet (# 575)
  > 52e512c http_config: Add host (# 549)
  > 699b115 Upgrade client_model to v.0.6.0 (# 589)
  > 48d2e18 Write created lines when negotiating OpenMetrics (# 504)
  > b27d4bf Bump golang.org/x/oauth2 from 0.16.0 to 0.17.0 (# 585)
  > 9c61db0 Avoid off-spec openmetrics exposition when exemplars have empty labels (# 569)
  > dd8b1ec Bump github.com/aws/aws-sdk-go from 1.50.8 to 1.50.27 in /sigv4 (# 587)
  > 9fbe2ed Deprecate version.NewCollector (# 579)
  > eb39912 Update Go (# 588)
  > c9f742f Update common Prometheus files (# 581)
  > b98cb7c Bump github.com/aws/aws-sdk-go from 1.49.13 to 1.50.8 in /sigv4 (# 571)
  > bf53040 Update common Prometheus files (# 574)
bumping google.golang.org/genproto/googleapis/api 31a09d3...b0ce06b:
  > b0ce06b chore(all): update all (# 1088)
  > 012b6fc chore(all): update all (# 1086)
bumping github.com/prometheus/client_golang 53be91d...77d4003:
  > 77d4003 Add 1.19.0 changelog (# 1451)
  > 14259fa Merge pull request # 1448 from ywwg/owilliams/content-negotiation
  > 353395b Remove support for go 1.19 (# 1449)
  > 6d03920 deps: bump prometheus/common version
  > 9dd5d2a Merge pull request # 1445 from kavu/add_go122_metrics_test
  > 7ac9036 Merge pull request # 1440 from prometheus/dependabot/github_actions/github-actions-ded284d9a8
  > c906a5e Add support for Go 1.22
  > 8c7e30f Merge pull request # 1441 from prometheus/dependabot/go_modules/tutorial/whatsup/github.com/prometheus/common-0.46.0
  > 83d5940 Bump the github-actions group with 2 updates
  > d69fe9a Merge pull request # 1426 from prometheus/dependabot/github_actions/github-actions-37565e1261
  > 08769f8 Bump github.com/prometheus/common in /tutorial/whatsup
  > 38631c6 chore: Move VersionCollector to collectors directory (# 1427)
  > f22329c Bump the github-actions group with 3 updates
  > b7b88fa Merge pull request # 1425 from prometheus/dependabot/go_modules/golang.org/x/sys-0.16.0
  > 6636d6a CI: Hash pin all GH actions + configure dependabot for those. (# 1417)
  > d9be404 Simplification of middleware example (# 1423)
  > 8ee2fdc Bump golang.org/x/sys from 0.15.0 to 0.16.0
  > 185945e Merge pull request # 1422 from prometheus/superq/version
  > 046e320 Merge pull request # 1420 from prometheus/dependabot/go_modules/google.golang.org/protobuf-1.32.0
  > 3d4c27f Add version package
  > 034544a Merge pull request # 1419 from prometheus/dependabot/go_modules/tutorial/whatsup/github.com/prometheus/client_golang-1.18.0
  > 6ebfdd5 Bump google.golang.org/protobuf from 1.31.0 to 1.32.0
  > f87a86c Merge pull request # 1418 from prometheus/dependabot/go_modules/examples/middleware/github.com/prometheus/client_golang-1.18.0
  > 9efc83a Bump github.com/prometheus/client_golang in /tutorial/whatsup
  > a88230e Merge pull request # 1414 from prometheus/release-1.18
  > 71f3940 Bump github.com/prometheus/client_golang in /examples/middleware
  > 96f1aec Merge pull request # 1411 from prometheus/revert-1387-main
  > 0837d36 Merge pull request # 1410 from prometheus/arthursens/cut-1.18.0
  > 2280fb1 Revert "change api http.client to interface"

Signed-off-by: Knative Automation <automation@knative.team>
This commit is contained in:
Knative Automation 2024-03-07 09:51:43 -05:00 committed by GitHub
parent 46ce5842ea
commit 56b8a13294
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
7 changed files with 252 additions and 123 deletions

10
go.mod
View File

@ -12,7 +12,7 @@ require (
k8s.io/code-generator v0.29.2
k8s.io/kube-openapi v0.0.0-20231010175941-2dd684a91f00
knative.dev/hack v0.0.0-20240302114326-e6dedc74dc47
knative.dev/pkg v0.0.0-20240301013300-145b9017fff8
knative.dev/pkg v0.0.0-20240305144923-6b13f01ae5f7
)
require (
@ -48,9 +48,9 @@ require (
github.com/modern-go/reflect2 v1.0.2 // indirect
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
github.com/pkg/errors v0.9.1 // indirect
github.com/prometheus/client_golang v1.18.0 // indirect
github.com/prometheus/client_model v0.5.0 // indirect
github.com/prometheus/common v0.48.0 // indirect
github.com/prometheus/client_golang v1.19.0 // indirect
github.com/prometheus/client_model v0.6.0 // indirect
github.com/prometheus/common v0.49.0 // indirect
github.com/prometheus/procfs v0.12.0 // indirect
github.com/prometheus/statsd_exporter v0.22.7 // indirect
github.com/spf13/pflag v1.0.5 // indirect
@ -68,7 +68,7 @@ require (
gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect
google.golang.org/api v0.167.0 // indirect
google.golang.org/appengine v1.6.8 // indirect
google.golang.org/genproto/googleapis/api v0.0.0-20240205150955-31a09d347014 // indirect
google.golang.org/genproto/googleapis/api v0.0.0-20240221002015-b0ce06bbee7c // indirect
google.golang.org/genproto/googleapis/rpc v0.0.0-20240213162025-012b6fc9bca9 // indirect
google.golang.org/grpc v1.62.0 // indirect
google.golang.org/protobuf v1.32.0 // indirect

24
go.sum
View File

@ -247,22 +247,22 @@ github.com/prometheus/client_golang v1.11.0/go.mod h1:Z6t4BnS23TR94PD6BsDNk8yVqr
github.com/prometheus/client_golang v1.12.1/go.mod h1:3Z9XVyYiZYEO+YQWt3RD2R3jrbd179Rt297l4aS6nDY=
github.com/prometheus/client_golang v1.12.2/go.mod h1:3Z9XVyYiZYEO+YQWt3RD2R3jrbd179Rt297l4aS6nDY=
github.com/prometheus/client_golang v1.13.0/go.mod h1:vTeo+zgvILHsnnj/39Ou/1fPN5nJFOEMgftOUOmlvYQ=
github.com/prometheus/client_golang v1.18.0 h1:HzFfmkOzH5Q8L8G+kSJKUx5dtG87sewO+FoDDqP5Tbk=
github.com/prometheus/client_golang v1.18.0/go.mod h1:T+GXkCk5wSJyOqMIzVgvvjFDlkOQntgjkJWKrN5txjA=
github.com/prometheus/client_golang v1.19.0 h1:ygXvpU1AoN1MhdzckN+PyD9QJOSD4x7kmXYlnfbA6JU=
github.com/prometheus/client_golang v1.19.0/go.mod h1:ZRM9uEAypZakd+q/x7+gmsvXdURP+DABIEIjnmDdp+k=
github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
github.com/prometheus/client_model v0.2.0/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
github.com/prometheus/client_model v0.5.0 h1:VQw1hfvPvk3Uv6Qf29VrPF32JB6rtbgI6cYPYQjL0Qw=
github.com/prometheus/client_model v0.5.0/go.mod h1:dTiFglRmd66nLR9Pv9f0mZi7B7fk5Pm3gvsjB5tr+kI=
github.com/prometheus/client_model v0.6.0 h1:k1v3CzpSRUTrKMppY35TLwPvxHqBu0bYgxZzqGIgaos=
github.com/prometheus/client_model v0.6.0/go.mod h1:NTQHnmxFpouOD0DpvP4XujX3CdOAGQPoaGhyTchlyt8=
github.com/prometheus/common v0.4.1/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y86RQel1bk4=
github.com/prometheus/common v0.10.0/go.mod h1:Tlit/dnDKsSWFlCLTWaA1cyBgKHSMdTB80sz/V91rCo=
github.com/prometheus/common v0.26.0/go.mod h1:M7rCNAaPfAosfx8veZJCuw84e35h3Cfd9VFqTh1DIvc=
github.com/prometheus/common v0.32.1/go.mod h1:vu+V0TpY+O6vW9J44gczi3Ap/oXXR10b+M/gUGO4Hls=
github.com/prometheus/common v0.35.0/go.mod h1:phzohg0JFMnBEFGxTDbfu3QyL5GI8gTQJFhYO5B3mfA=
github.com/prometheus/common v0.37.0/go.mod h1:phzohg0JFMnBEFGxTDbfu3QyL5GI8gTQJFhYO5B3mfA=
github.com/prometheus/common v0.48.0 h1:QO8U2CdOzSn1BBsmXJXduaaW+dY/5QLjfB8svtSzKKE=
github.com/prometheus/common v0.48.0/go.mod h1:0/KsvlIEfPQCQ5I2iNSAWKPZziNCvRs5EC6ILDTlAPc=
github.com/prometheus/common v0.49.0 h1:ToNTdK4zSnPVJmh698mGFkDor9wBI/iGaJy5dbH1EgI=
github.com/prometheus/common v0.49.0/go.mod h1:Kxm+EULxRbUkjGU6WFsQqo3ORzB4tyKvlWFOE9mB2sE=
github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
github.com/prometheus/procfs v0.0.2/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsTZCD3I8kEA=
github.com/prometheus/procfs v0.1.3/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU=
@ -592,10 +592,10 @@ google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7Fc
google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
google.golang.org/genproto v0.0.0-20200804131852-c06518451d9c/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
google.golang.org/genproto v0.0.0-20200825200019-8632dd797987/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
google.golang.org/genproto v0.0.0-20240205150955-31a09d347014 h1:g/4bk7P6TPMkAUbUhquq98xey1slwvuVJPosdBqYJlU=
google.golang.org/genproto v0.0.0-20240205150955-31a09d347014/go.mod h1:xEgQu1e4stdSSsxPDK8Azkrk/ECl5HvdPf6nbZrTS5M=
google.golang.org/genproto/googleapis/api v0.0.0-20240205150955-31a09d347014 h1:x9PwdEgd11LgK+orcck69WVRo7DezSO4VUMPI4xpc8A=
google.golang.org/genproto/googleapis/api v0.0.0-20240205150955-31a09d347014/go.mod h1:rbHMSEDyoYX62nRVLOCc4Qt1HbsdytAYoVwgjiOhF3I=
google.golang.org/genproto v0.0.0-20240213162025-012b6fc9bca9 h1:9+tzLLstTlPTRyJTh+ah5wIMsBW5c4tQwGTN3thOW9Y=
google.golang.org/genproto v0.0.0-20240213162025-012b6fc9bca9/go.mod h1:mqHbVIp48Muh7Ywss/AD6I5kNVKZMmAa/QEW58Gxp2s=
google.golang.org/genproto/googleapis/api v0.0.0-20240221002015-b0ce06bbee7c h1:9g7erC9qu44ks7UK4gDNlnk4kOxZG707xKm4jVniy6o=
google.golang.org/genproto/googleapis/api v0.0.0-20240221002015-b0ce06bbee7c/go.mod h1:5iCWqnniDlqZHrd3neWVTOwvh/v6s3232omMecelax8=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240213162025-012b6fc9bca9 h1:hZB7eLIaYlW9qXRfCq/qDaPdbeY3757uARz5Vvfv+cY=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240213162025-012b6fc9bca9/go.mod h1:YUWgXUFRPfoYK1IHMuxH5K6nPEXSCzIMljnQ59lLRCk=
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
@ -676,8 +676,8 @@ k8s.io/utils v0.0.0-20240102154912-e7106e64919e h1:eQ/4ljkx21sObifjzXwlPKpdGLrCf
k8s.io/utils v0.0.0-20240102154912-e7106e64919e/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
knative.dev/hack v0.0.0-20240302114326-e6dedc74dc47 h1:ob3nmyZw8vJbvnHQdnDTG/5RDeUKBj5erjTdef/Mpew=
knative.dev/hack v0.0.0-20240302114326-e6dedc74dc47/go.mod h1:yk2OjGDsbEnQjfxdm0/HJKS2WqTLEFg/N6nUs6Rqx3Q=
knative.dev/pkg v0.0.0-20240301013300-145b9017fff8 h1:NnFumOSY3xsUMPInOcllg2GzxKeP+MU448wn7L66QpY=
knative.dev/pkg v0.0.0-20240301013300-145b9017fff8/go.mod h1:RcjeKl+Pv5Ufdvs8COdJEHJKutJh42yfIXILGOjy1ng=
knative.dev/pkg v0.0.0-20240305144923-6b13f01ae5f7 h1:/HywUbVbk1SmZqjnL0Xs8pL6nGB2JKWPnqu4cuEtImY=
knative.dev/pkg v0.0.0-20240305144923-6b13f01ae5f7/go.mod h1:U/BhJJ4aJjqRdQiQ3lt7zFuoO81hCuIiOPDkKdoUzZc=
rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=

View File

@ -483,6 +483,8 @@ type Histogram struct {
// histograms.
PositiveDelta []int64 `protobuf:"zigzag64,13,rep,name=positive_delta,json=positiveDelta" json:"positive_delta,omitempty"` // Count delta of each bucket compared to previous one (or to zero for 1st bucket).
PositiveCount []float64 `protobuf:"fixed64,14,rep,name=positive_count,json=positiveCount" json:"positive_count,omitempty"` // Absolute count of each bucket.
// Only used for native histograms. These exemplars MUST have a timestamp.
Exemplars []*Exemplar `protobuf:"bytes,16,rep,name=exemplars" json:"exemplars,omitempty"`
}
func (x *Histogram) Reset() {
@ -622,6 +624,13 @@ func (x *Histogram) GetPositiveCount() []float64 {
return nil
}
func (x *Histogram) GetExemplars() []*Exemplar {
if x != nil {
return x.Exemplars
}
return nil
}
// A Bucket of a conventional histogram, each of which is treated as
// an individual counter-like time series by Prometheus.
type Bucket struct {
@ -923,6 +932,7 @@ type MetricFamily struct {
Help *string `protobuf:"bytes,2,opt,name=help" json:"help,omitempty"`
Type *MetricType `protobuf:"varint,3,opt,name=type,enum=io.prometheus.client.MetricType" json:"type,omitempty"`
Metric []*Metric `protobuf:"bytes,4,rep,name=metric" json:"metric,omitempty"`
Unit *string `protobuf:"bytes,5,opt,name=unit" json:"unit,omitempty"`
}
func (x *MetricFamily) Reset() {
@ -985,6 +995,13 @@ func (x *MetricFamily) GetMetric() []*Metric {
return nil
}
func (x *MetricFamily) GetUnit() string {
if x != nil && x.Unit != nil {
return *x.Unit
}
return ""
}
var File_io_prometheus_client_metrics_proto protoreflect.FileDescriptor
var file_io_prometheus_client_metrics_proto_rawDesc = []byte{
@ -1028,7 +1045,7 @@ var file_io_prometheus_client_metrics_proto_rawDesc = []byte{
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0x01, 0x28, 0x01, 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x22, 0xac, 0x05, 0x0a, 0x09, 0x48,
0x01, 0x28, 0x01, 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x22, 0xea, 0x05, 0x0a, 0x09, 0x48,
0x69, 0x73, 0x74, 0x6f, 0x67, 0x72, 0x61, 0x6d, 0x12, 0x21, 0x0a, 0x0c, 0x73, 0x61, 0x6d, 0x70,
0x6c, 0x65, 0x5f, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x18, 0x01, 0x20, 0x01, 0x28, 0x04, 0x52, 0x0b,
0x73, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x12, 0x2c, 0x0a, 0x12, 0x73,
@ -1071,79 +1088,84 @@ var file_io_prometheus_client_metrics_proto_rawDesc = []byte{
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0x6c, 0x69, 0x65, 0x6e, 0x74,
}
var (
@ -1185,22 +1207,23 @@ var file_io_prometheus_client_metrics_proto_depIdxs = []int32{
13, // 5: io.prometheus.client.Histogram.created_timestamp:type_name -> google.protobuf.Timestamp
9, // 6: io.prometheus.client.Histogram.negative_span:type_name -> io.prometheus.client.BucketSpan
9, // 7: io.prometheus.client.Histogram.positive_span:type_name -> io.prometheus.client.BucketSpan
10, // 8: io.prometheus.client.Bucket.exemplar:type_name -> io.prometheus.client.Exemplar
1, // 9: io.prometheus.client.Exemplar.label:type_name -> io.prometheus.client.LabelPair
13, // 10: io.prometheus.client.Exemplar.timestamp:type_name -> google.protobuf.Timestamp
1, // 11: io.prometheus.client.Metric.label:type_name -> io.prometheus.client.LabelPair
2, // 12: io.prometheus.client.Metric.gauge:type_name -> io.prometheus.client.Gauge
3, // 13: io.prometheus.client.Metric.counter:type_name -> io.prometheus.client.Counter
5, // 14: io.prometheus.client.Metric.summary:type_name -> io.prometheus.client.Summary
6, // 15: io.prometheus.client.Metric.untyped:type_name -> io.prometheus.client.Untyped
7, // 16: io.prometheus.client.Metric.histogram:type_name -> io.prometheus.client.Histogram
0, // 17: io.prometheus.client.MetricFamily.type:type_name -> io.prometheus.client.MetricType
11, // 18: io.prometheus.client.MetricFamily.metric:type_name -> io.prometheus.client.Metric
19, // [19:19] is the sub-list for method output_type
19, // [19:19] is the sub-list for method input_type
19, // [19:19] is the sub-list for extension type_name
19, // [19:19] is the sub-list for extension extendee
0, // [0:19] is the sub-list for field type_name
10, // 8: io.prometheus.client.Histogram.exemplars:type_name -> io.prometheus.client.Exemplar
10, // 9: io.prometheus.client.Bucket.exemplar:type_name -> io.prometheus.client.Exemplar
1, // 10: io.prometheus.client.Exemplar.label:type_name -> io.prometheus.client.LabelPair
13, // 11: io.prometheus.client.Exemplar.timestamp:type_name -> google.protobuf.Timestamp
1, // 12: io.prometheus.client.Metric.label:type_name -> io.prometheus.client.LabelPair
2, // 13: io.prometheus.client.Metric.gauge:type_name -> io.prometheus.client.Gauge
3, // 14: io.prometheus.client.Metric.counter:type_name -> io.prometheus.client.Counter
5, // 15: io.prometheus.client.Metric.summary:type_name -> io.prometheus.client.Summary
6, // 16: io.prometheus.client.Metric.untyped:type_name -> io.prometheus.client.Untyped
7, // 17: io.prometheus.client.Metric.histogram:type_name -> io.prometheus.client.Histogram
0, // 18: io.prometheus.client.MetricFamily.type:type_name -> io.prometheus.client.MetricType
11, // 19: io.prometheus.client.MetricFamily.metric:type_name -> io.prometheus.client.Metric
20, // [20:20] is the sub-list for method output_type
20, // [20:20] is the sub-list for method input_type
20, // [20:20] is the sub-list for extension type_name
20, // [20:20] is the sub-list for extension extendee
0, // [0:20] is the sub-list for field type_name
}
func init() { file_io_prometheus_client_metrics_proto_init() }

View File

@ -139,7 +139,13 @@ func NegotiateIncludingOpenMetrics(h http.Header) Format {
// interface is kept for backwards compatibility.
// In cases where the Format does not allow for UTF-8 names, the global
// NameEscapingScheme will be applied.
func NewEncoder(w io.Writer, format Format) Encoder {
//
// NewEncoder can be called with additional options to customize the OpenMetrics text output.
// For example:
// NewEncoder(w, FmtOpenMetrics_1_0_0, WithCreatedLines())
//
// Extra options are ignored for all other formats.
func NewEncoder(w io.Writer, format Format, options ...EncoderOption) Encoder {
escapingScheme := format.ToEscapingScheme()
switch format.FormatType() {
@ -178,7 +184,7 @@ func NewEncoder(w io.Writer, format Format) Encoder {
case TypeOpenMetrics:
return encoderCloser{
encode: func(v *dto.MetricFamily) error {
_, err := MetricFamilyToOpenMetrics(w, model.EscapeMetricFamily(v, escapingScheme))
_, err := MetricFamilyToOpenMetrics(w, model.EscapeMetricFamily(v, escapingScheme), options...)
return err
},
close: func() error {

View File

@ -22,11 +22,35 @@ import (
"strconv"
"strings"
"google.golang.org/protobuf/types/known/timestamppb"
"github.com/prometheus/common/model"
dto "github.com/prometheus/client_model/go"
)
type encoderOption struct {
withCreatedLines bool
}
type EncoderOption func(*encoderOption)
// WithCreatedLines is an EncoderOption that configures the OpenMetrics encoder
// to include _created lines (See
// https://github.com/OpenObservability/OpenMetrics/blob/main/specification/OpenMetrics.md#counter-1).
// Created timestamps can improve the accuracy of series reset detection, but
// come with a bandwidth cost.
//
// At the time of writing, created timestamp ingestion is still experimental in
// Prometheus and need to be enabled with the feature-flag
// `--feature-flag=created-timestamp-zero-ingestion`, and breaking changes are
// still possible. Therefore, it is recommended to use this feature with caution.
func WithCreatedLines() EncoderOption {
return func(t *encoderOption) {
t.withCreatedLines = true
}
}
// MetricFamilyToOpenMetrics converts a MetricFamily proto message into the
// OpenMetrics text format and writes the resulting lines to 'out'. It returns
// the number of bytes written and any error encountered. The output will have
@ -64,15 +88,20 @@ import (
// its type will be set to `unknown` in that case to avoid invalid OpenMetrics
// output.
//
// - No support for the following (optional) features: `# UNIT` line, `_created`
// line, info type, stateset type, gaugehistogram type.
// - No support for the following (optional) features: `# UNIT` line, info type,
// stateset type, gaugehistogram type.
//
// - The size of exemplar labels is not checked (i.e. it's possible to create
// exemplars that are larger than allowed by the OpenMetrics specification).
//
// - The value of Counters is not checked. (OpenMetrics doesn't allow counters
// with a `NaN` value.)
func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int, err error) {
func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily, options ...EncoderOption) (written int, err error) {
toOM := encoderOption{}
for _, option := range options {
option(&toOM)
}
name := in.GetName()
if name == "" {
return 0, fmt.Errorf("MetricFamily has no name: %s", in)
@ -164,6 +193,7 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int
return
}
var createdTsBytesWritten int
// Finally the samples, one line for each.
for _, metric := range in.Metric {
switch metricType {
@ -181,6 +211,10 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int
metric.Counter.GetValue(), 0, false,
metric.Counter.Exemplar,
)
if toOM.withCreatedLines && metric.Counter.CreatedTimestamp != nil {
createdTsBytesWritten, err = writeOpenMetricsCreated(w, name, "_total", metric, "", 0, metric.Counter.GetCreatedTimestamp())
n += createdTsBytesWritten
}
case dto.MetricType_GAUGE:
if metric.Gauge == nil {
return written, fmt.Errorf(
@ -235,6 +269,10 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int
0, metric.Summary.GetSampleCount(), true,
nil,
)
if toOM.withCreatedLines && metric.Summary.CreatedTimestamp != nil {
createdTsBytesWritten, err = writeOpenMetricsCreated(w, name, "", metric, "", 0, metric.Summary.GetCreatedTimestamp())
n += createdTsBytesWritten
}
case dto.MetricType_HISTOGRAM:
if metric.Histogram == nil {
return written, fmt.Errorf(
@ -283,6 +321,10 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int
0, metric.Histogram.GetSampleCount(), true,
nil,
)
if toOM.withCreatedLines && metric.Histogram.CreatedTimestamp != nil {
createdTsBytesWritten, err = writeOpenMetricsCreated(w, name, "", metric, "", 0, metric.Histogram.GetCreatedTimestamp())
n += createdTsBytesWritten
}
default:
return written, fmt.Errorf(
"unexpected type in metric %s %s", name, metric,
@ -350,7 +392,7 @@ func writeOpenMetricsSample(
return written, err
}
}
if exemplar != nil {
if exemplar != nil && len(exemplar.Label) > 0 {
n, err = writeExemplar(w, exemplar)
written += n
if err != nil {
@ -473,6 +515,49 @@ func writeOpenMetricsNameAndLabelPairs(
return written, nil
}
// writeOpenMetricsCreated writes the created timestamp for a single time series
// following OpenMetrics text format to w, given the metric name, the metric proto
// message itself, optionally a suffix to be removed, e.g. '_total' for counters,
// an additional label name with a float64 value (use empty string as label name if
// not required) and the timestamp that represents the created timestamp.
// The function returns the number of bytes written and any error encountered.
func writeOpenMetricsCreated(w enhancedWriter,
name, suffixToTrim string, metric *dto.Metric,
additionalLabelName string, additionalLabelValue float64,
createdTimestamp *timestamppb.Timestamp,
) (int, error) {
written := 0
n, err := writeOpenMetricsNameAndLabelPairs(
w, strings.TrimSuffix(name, suffixToTrim)+"_created", metric.Label, additionalLabelName, additionalLabelValue,
)
written += n
if err != nil {
return written, err
}
err = w.WriteByte(' ')
written++
if err != nil {
return written, err
}
// TODO(beorn7): Format this directly from components of ts to
// avoid overflow/underflow and precision issues of the float
// conversion.
n, err = writeOpenMetricsFloat(w, float64(createdTimestamp.AsTime().UnixNano())/1e9)
written += n
if err != nil {
return written, err
}
err = w.WriteByte('\n')
written++
if err != nil {
return written, err
}
return written, nil
}
// writeExemplar writes the provided exemplar in OpenMetrics format to w. The
// function returns the number of bytes written and any error encountered.
func writeExemplar(w enhancedWriter, e *dto.Exemplar) (int, error) {

View File

@ -14,10 +14,12 @@
package model
import (
"bytes"
"encoding/json"
"fmt"
"slices"
"sort"
"strings"
"strconv"
)
// A LabelSet is a collection of LabelName and LabelValue pairs. The LabelSet
@ -129,14 +131,27 @@ func (l LabelSet) Merge(other LabelSet) LabelSet {
return result
}
// String will look like `{foo="bar", more="less"}`. Names are sorted alphabetically.
func (l LabelSet) String() string {
lstrs := make([]string, 0, len(l))
for l, v := range l {
lstrs = append(lstrs, fmt.Sprintf("%s=%q", l, v))
var lna [32]LabelName // On stack to avoid memory allocation for sorting names.
labelNames := lna[:0]
for name := range l {
labelNames = append(labelNames, name)
}
sort.Strings(lstrs)
return fmt.Sprintf("{%s}", strings.Join(lstrs, ", "))
slices.Sort(labelNames)
var bytea [1024]byte // On stack to avoid memory allocation while building the output.
b := bytes.NewBuffer(bytea[:0])
b.WriteByte('{')
for i, name := range labelNames {
if i > 0 {
b.WriteString(", ")
}
b.WriteString(string(name))
b.WriteByte('=')
b.Write(strconv.AppendQuote(b.AvailableBuffer(), string(l[name])))
}
b.WriteByte('}')
return b.String()
}
// Fingerprint returns the LabelSet's fingerprint.

14
vendor/modules.txt vendored
View File

@ -128,16 +128,16 @@ github.com/munnerz/goautoneg
# github.com/pkg/errors v0.9.1
## explicit
github.com/pkg/errors
# github.com/prometheus/client_golang v1.18.0
## explicit; go 1.19
# github.com/prometheus/client_golang v1.19.0
## explicit; go 1.20
github.com/prometheus/client_golang/prometheus
github.com/prometheus/client_golang/prometheus/internal
github.com/prometheus/client_golang/prometheus/promhttp
# github.com/prometheus/client_model v0.5.0
# github.com/prometheus/client_model v0.6.0
## explicit; go 1.19
github.com/prometheus/client_model/go
# github.com/prometheus/common v0.48.0
## explicit; go 1.20
# github.com/prometheus/common v0.49.0
## explicit; go 1.21
github.com/prometheus/common/expfmt
github.com/prometheus/common/internal/bitbucket.org/ww/goautoneg
github.com/prometheus/common/model
@ -252,7 +252,7 @@ google.golang.org/appengine/internal/log
google.golang.org/appengine/internal/remote_api
google.golang.org/appengine/internal/urlfetch
google.golang.org/appengine/urlfetch
# google.golang.org/genproto/googleapis/api v0.0.0-20240205150955-31a09d347014
# google.golang.org/genproto/googleapis/api v0.0.0-20240221002015-b0ce06bbee7c
## explicit; go 1.19
google.golang.org/genproto/googleapis/api/httpbody
# google.golang.org/genproto/googleapis/rpc v0.0.0-20240213162025-012b6fc9bca9
@ -693,7 +693,7 @@ k8s.io/utils/trace
# knative.dev/hack v0.0.0-20240302114326-e6dedc74dc47
## explicit; go 1.18
knative.dev/hack
# knative.dev/pkg v0.0.0-20240301013300-145b9017fff8
# knative.dev/pkg v0.0.0-20240305144923-6b13f01ae5f7
## explicit; go 1.21
knative.dev/pkg/apis
knative.dev/pkg/apis/duck