diff --git a/go.mod b/go.mod index 24398f10..a47ae2ca 100644 --- a/go.mod +++ b/go.mod @@ -13,7 +13,7 @@ require ( github.com/onsi/gomega v1.33.0 github.com/prometheus/client_golang v1.19.0 github.com/prometheus/client_model v0.6.1 - github.com/prometheus/common v0.48.0 + github.com/prometheus/common v0.53.0 github.com/sirupsen/logrus v1.9.3 golang.org/x/net v0.24.0 ) diff --git a/go.sum b/go.sum index 9030cade..6b141451 100644 --- a/go.sum +++ b/go.sum @@ -97,8 +97,8 @@ github.com/prometheus/client_golang v1.19.0 h1:ygXvpU1AoN1MhdzckN+PyD9QJOSD4x7km github.com/prometheus/client_golang v1.19.0/go.mod h1:ZRM9uEAypZakd+q/x7+gmsvXdURP+DABIEIjnmDdp+k= github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E= github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY= -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 v0.53.0 h1:U2pL9w9nmJwJDa4qqLQ3ZaePJ6ZTwt7cMD3AG3+aLCE= +github.com/prometheus/common v0.53.0/go.mod h1:BrxBKv3FWBIGXw89Mg1AeBq7FSyRzXWI3l3e7W3RN5U= github.com/prometheus/procfs v0.12.0 h1:jluTpSng7V9hY0O2R9DzzJHYb2xULk9VTR1V1R/k6Bo= github.com/prometheus/procfs v0.12.0/go.mod h1:pcuDEFsWDnvcgNzo4EEweacyhjeA9Zk3cnaOZAZEfOo= github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ= diff --git a/vendor/github.com/prometheus/common/expfmt/decode.go b/vendor/github.com/prometheus/common/expfmt/decode.go index b2b89b01..25cfaa21 100644 --- a/vendor/github.com/prometheus/common/expfmt/decode.go +++ b/vendor/github.com/prometheus/common/expfmt/decode.go @@ -75,14 +75,14 @@ func ResponseFormat(h http.Header) Format { func NewDecoder(r io.Reader, format Format) Decoder { switch format.FormatType() { case TypeProtoDelim: - return &protoDecoder{r: r} + return &protoDecoder{r: bufio.NewReader(r)} } return &textDecoder{r: r} } // protoDecoder implements the Decoder interface for protocol buffers. type protoDecoder struct { - r io.Reader + r protodelim.Reader } // Decode implements the Decoder interface. @@ -90,7 +90,7 @@ func (d *protoDecoder) Decode(v *dto.MetricFamily) error { opts := protodelim.UnmarshalOptions{ MaxSize: -1, } - if err := opts.UnmarshalFrom(bufio.NewReader(d.r), v); err != nil { + if err := opts.UnmarshalFrom(d.r, v); err != nil { return err } if !model.IsValidMetricName(model.LabelValue(v.GetName())) { diff --git a/vendor/github.com/prometheus/common/expfmt/encode.go b/vendor/github.com/prometheus/common/expfmt/encode.go index 8fd80618..7f6cbe7d 100644 --- a/vendor/github.com/prometheus/common/expfmt/encode.go +++ b/vendor/github.com/prometheus/common/expfmt/encode.go @@ -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 { diff --git a/vendor/github.com/prometheus/common/expfmt/expfmt.go b/vendor/github.com/prometheus/common/expfmt/expfmt.go index 6fc9555e..051b38cd 100644 --- a/vendor/github.com/prometheus/common/expfmt/expfmt.go +++ b/vendor/github.com/prometheus/common/expfmt/expfmt.go @@ -15,6 +15,7 @@ package expfmt import ( + "fmt" "strings" "github.com/prometheus/common/model" @@ -63,7 +64,7 @@ const ( type FormatType int const ( - TypeUnknown = iota + TypeUnknown FormatType = iota TypeProtoCompact TypeProtoDelim TypeProtoText @@ -73,7 +74,8 @@ const ( // NewFormat generates a new Format from the type provided. Mostly used for // tests, most Formats should be generated as part of content negotiation in -// encode.go. +// encode.go. If a type has more than one version, the latest version will be +// returned. func NewFormat(t FormatType) Format { switch t { case TypeProtoCompact: @@ -91,13 +93,21 @@ func NewFormat(t FormatType) Format { } } +// NewOpenMetricsFormat generates a new OpenMetrics format matching the +// specified version number. +func NewOpenMetricsFormat(version string) (Format, error) { + if version == OpenMetricsVersion_0_0_1 { + return fmtOpenMetrics_0_0_1, nil + } + if version == OpenMetricsVersion_1_0_0 { + return fmtOpenMetrics_1_0_0, nil + } + return fmtUnknown, fmt.Errorf("unknown open metrics version string") +} + // FormatType deduces an overall FormatType for the given format. func (f Format) FormatType() FormatType { toks := strings.Split(string(f), ";") - if len(toks) < 2 { - return TypeUnknown - } - params := make(map[string]string) for i, t := range toks { if i == 0 { diff --git a/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go b/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go index 5622578e..353c5e93 100644 --- a/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go +++ b/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go @@ -22,11 +22,47 @@ 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 + withUnit 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 + } +} + +// WithUnit is an EncoderOption enabling a set unit to be written to the output +// and to be added to the metric name, if it's not there already, as a suffix. +// Without opting in this way, the unit will not be added to the metric name and, +// on top of that, the unit will not be passed onto the output, even if it +// were declared in the *dto.MetricFamily struct, i.e. even if in.Unit !=nil. +func WithUnit() EncoderOption { + return func(t *encoderOption) { + t.withUnit = 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 @@ -59,20 +95,34 @@ import ( // Prometheus to OpenMetrics or vice versa: // // - Counters are expected to have the `_total` suffix in their metric name. In -// the output, the suffix will be truncated from the `# TYPE` and `# HELP` -// line. A counter with a missing `_total` suffix is not an error. However, +// the output, the suffix will be truncated from the `# TYPE`, `# HELP` and `# UNIT` +// lines. A counter with a missing `_total` suffix is not an error. However, // 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. +// - According to the OM specs, the `# UNIT` line is optional, but if populated, +// the unit has to be present in the metric name as its suffix: +// (see https://github.com/OpenObservability/OpenMetrics/blob/main/specification/OpenMetrics.md#unit). +// However, in order to accommodate any potential scenario where such a change in the +// metric name is not desirable, the users are here given the choice of either explicitly +// opt in, in case they wish for the unit to be included in the output AND in the metric name +// as a suffix (see the description of the WithUnit function above), +// or not to opt in, in case they don't want for any of that to happen. +// +// - No support for the following (optional) features: 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) @@ -95,12 +145,15 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int } var ( - n int - metricType = in.GetType() - shortName = name + n int + metricType = in.GetType() + compliantName = name ) - if metricType == dto.MetricType_COUNTER && strings.HasSuffix(shortName, "_total") { - shortName = name[:len(name)-6] + if metricType == dto.MetricType_COUNTER && strings.HasSuffix(compliantName, "_total") { + compliantName = name[:len(name)-6] + } + if toOM.withUnit && in.Unit != nil && !strings.HasSuffix(compliantName, fmt.Sprintf("_%s", *in.Unit)) { + compliantName = compliantName + fmt.Sprintf("_%s", *in.Unit) } // Comments, first HELP, then TYPE. @@ -110,7 +163,7 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int if err != nil { return } - n, err = writeName(w, shortName) + n, err = writeName(w, compliantName) written += n if err != nil { return @@ -136,7 +189,7 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int if err != nil { return } - n, err = writeName(w, shortName) + n, err = writeName(w, compliantName) written += n if err != nil { return @@ -163,55 +216,89 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int if err != nil { return } + if toOM.withUnit && in.Unit != nil { + n, err = w.WriteString("# UNIT ") + written += n + if err != nil { + return + } + n, err = writeName(w, compliantName) + written += n + if err != nil { + return + } + + err = w.WriteByte(' ') + written++ + if err != nil { + return + } + n, err = writeEscapedString(w, *in.Unit, true) + written += n + if err != nil { + return + } + err = w.WriteByte('\n') + written++ + if err != nil { + return + } + } + + var createdTsBytesWritten int // Finally the samples, one line for each. + if metricType == dto.MetricType_COUNTER && strings.HasSuffix(name, "_total") { + compliantName = compliantName + "_total" + } for _, metric := range in.Metric { switch metricType { case dto.MetricType_COUNTER: if metric.Counter == nil { return written, fmt.Errorf( - "expected counter in metric %s %s", name, metric, + "expected counter in metric %s %s", compliantName, metric, ) } - // Note that we have ensured above that either the name - // ends on `_total` or that the rendered type is - // `unknown`. Therefore, no `_total` must be added here. n, err = writeOpenMetricsSample( - w, name, "", metric, "", 0, + w, compliantName, "", metric, "", 0, metric.Counter.GetValue(), 0, false, metric.Counter.Exemplar, ) + if toOM.withCreatedLines && metric.Counter.CreatedTimestamp != nil { + createdTsBytesWritten, err = writeOpenMetricsCreated(w, compliantName, "_total", metric, "", 0, metric.Counter.GetCreatedTimestamp()) + n += createdTsBytesWritten + } case dto.MetricType_GAUGE: if metric.Gauge == nil { return written, fmt.Errorf( - "expected gauge in metric %s %s", name, metric, + "expected gauge in metric %s %s", compliantName, metric, ) } n, err = writeOpenMetricsSample( - w, name, "", metric, "", 0, + w, compliantName, "", metric, "", 0, metric.Gauge.GetValue(), 0, false, nil, ) case dto.MetricType_UNTYPED: if metric.Untyped == nil { return written, fmt.Errorf( - "expected untyped in metric %s %s", name, metric, + "expected untyped in metric %s %s", compliantName, metric, ) } n, err = writeOpenMetricsSample( - w, name, "", metric, "", 0, + w, compliantName, "", metric, "", 0, metric.Untyped.GetValue(), 0, false, nil, ) case dto.MetricType_SUMMARY: if metric.Summary == nil { return written, fmt.Errorf( - "expected summary in metric %s %s", name, metric, + "expected summary in metric %s %s", compliantName, metric, ) } for _, q := range metric.Summary.Quantile { n, err = writeOpenMetricsSample( - w, name, "", metric, + w, compliantName, "", metric, model.QuantileLabel, q.GetQuantile(), q.GetValue(), 0, false, nil, @@ -222,7 +309,7 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int } } n, err = writeOpenMetricsSample( - w, name, "_sum", metric, "", 0, + w, compliantName, "_sum", metric, "", 0, metric.Summary.GetSampleSum(), 0, false, nil, ) @@ -231,20 +318,24 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int return } n, err = writeOpenMetricsSample( - w, name, "_count", metric, "", 0, + w, compliantName, "_count", metric, "", 0, 0, metric.Summary.GetSampleCount(), true, nil, ) + if toOM.withCreatedLines && metric.Summary.CreatedTimestamp != nil { + createdTsBytesWritten, err = writeOpenMetricsCreated(w, compliantName, "", metric, "", 0, metric.Summary.GetCreatedTimestamp()) + n += createdTsBytesWritten + } case dto.MetricType_HISTOGRAM: if metric.Histogram == nil { return written, fmt.Errorf( - "expected histogram in metric %s %s", name, metric, + "expected histogram in metric %s %s", compliantName, metric, ) } infSeen := false for _, b := range metric.Histogram.Bucket { n, err = writeOpenMetricsSample( - w, name, "_bucket", metric, + w, compliantName, "_bucket", metric, model.BucketLabel, b.GetUpperBound(), 0, b.GetCumulativeCount(), true, b.Exemplar, @@ -259,7 +350,7 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int } if !infSeen { n, err = writeOpenMetricsSample( - w, name, "_bucket", metric, + w, compliantName, "_bucket", metric, model.BucketLabel, math.Inf(+1), 0, metric.Histogram.GetSampleCount(), true, nil, @@ -270,7 +361,7 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int } } n, err = writeOpenMetricsSample( - w, name, "_sum", metric, "", 0, + w, compliantName, "_sum", metric, "", 0, metric.Histogram.GetSampleSum(), 0, false, nil, ) @@ -279,13 +370,17 @@ func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int return } n, err = writeOpenMetricsSample( - w, name, "_count", metric, "", 0, + w, compliantName, "_count", metric, "", 0, 0, metric.Histogram.GetSampleCount(), true, nil, ) + if toOM.withCreatedLines && metric.Histogram.CreatedTimestamp != nil { + createdTsBytesWritten, err = writeOpenMetricsCreated(w, compliantName, "", metric, "", 0, metric.Histogram.GetCreatedTimestamp()) + n += createdTsBytesWritten + } default: return written, fmt.Errorf( - "unexpected type in metric %s %s", name, metric, + "unexpected type in metric %s %s", compliantName, metric, ) } written += n @@ -350,7 +445,7 @@ 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 +568,49 @@ 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) { diff --git a/vendor/github.com/prometheus/common/model/alert.go b/vendor/github.com/prometheus/common/model/alert.go index 178fdbaf..80d1fe94 100644 --- a/vendor/github.com/prometheus/common/model/alert.go +++ b/vendor/github.com/prometheus/common/model/alert.go @@ -75,7 +75,12 @@ func (a *Alert) ResolvedAt(ts time.Time) bool { // Status returns the status of the alert. func (a *Alert) Status() AlertStatus { - if a.Resolved() { + return a.StatusAt(time.Now()) +} + +// StatusAt returns the status of the alert at the given timestamp. +func (a *Alert) StatusAt(ts time.Time) AlertStatus { + if a.ResolvedAt(ts) { return AlertResolved } return AlertFiring @@ -127,6 +132,17 @@ func (as Alerts) HasFiring() bool { return false } +// HasFiringAt returns true iff one of the alerts is not resolved +// at the time ts. +func (as Alerts) HasFiringAt(ts time.Time) bool { + for _, a := range as { + if !a.ResolvedAt(ts) { + return true + } + } + return false +} + // Status returns StatusFiring iff at least one of the alerts is firing. func (as Alerts) Status() AlertStatus { if as.HasFiring() { @@ -134,3 +150,12 @@ func (as Alerts) Status() AlertStatus { } return AlertResolved } + +// StatusAt returns StatusFiring iff at least one of the alerts is firing +// at the time ts. +func (as Alerts) StatusAt(ts time.Time) AlertStatus { + if as.HasFiringAt(ts) { + return AlertFiring + } + return AlertResolved +} diff --git a/vendor/github.com/prometheus/common/model/labelset.go b/vendor/github.com/prometheus/common/model/labelset.go index 6eda08a7..d0ad88da 100644 --- a/vendor/github.com/prometheus/common/model/labelset.go +++ b/vendor/github.com/prometheus/common/model/labelset.go @@ -17,7 +17,6 @@ import ( "encoding/json" "fmt" "sort" - "strings" ) // A LabelSet is a collection of LabelName and LabelValue pairs. The LabelSet @@ -129,16 +128,6 @@ func (l LabelSet) Merge(other LabelSet) LabelSet { return result } -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)) - } - - sort.Strings(lstrs) - return fmt.Sprintf("{%s}", strings.Join(lstrs, ", ")) -} - // Fingerprint returns the LabelSet's fingerprint. func (ls LabelSet) Fingerprint() Fingerprint { return labelSetToFingerprint(ls) diff --git a/vendor/github.com/prometheus/common/model/labelset_string.go b/vendor/github.com/prometheus/common/model/labelset_string.go new file mode 100644 index 00000000..481c47b4 --- /dev/null +++ b/vendor/github.com/prometheus/common/model/labelset_string.go @@ -0,0 +1,45 @@ +// Copyright 2024 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 go1.21 + +package model + +import ( + "bytes" + "slices" + "strconv" +) + +// String will look like `{foo="bar", more="less"}`. Names are sorted alphabetically. +func (l LabelSet) String() string { + var lna [32]string // On stack to avoid memory allocation for sorting names. + labelNames := lna[:0] + for name := range l { + labelNames = append(labelNames, string(name)) + } + 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(name) + b.WriteByte('=') + b.Write(strconv.AppendQuote(b.AvailableBuffer(), string(l[LabelName(name)]))) + } + b.WriteByte('}') + return b.String() +} diff --git a/vendor/github.com/prometheus/common/model/labelset_string_go120.go b/vendor/github.com/prometheus/common/model/labelset_string_go120.go new file mode 100644 index 00000000..c4212685 --- /dev/null +++ b/vendor/github.com/prometheus/common/model/labelset_string_go120.go @@ -0,0 +1,39 @@ +// Copyright 2024 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 !go1.21 + +package model + +import ( + "fmt" + "sort" + "strings" +) + +// String was optimized using functions not available for go 1.20 +// or lower. We keep the old implementation for compatibility with client_golang. +// Once client golang drops support for go 1.20 (scheduled for August 2024), this +// file can be removed. +func (l LabelSet) String() string { + labelNames := make([]string, 0, len(l)) + for name := range l { + labelNames = append(labelNames, string(name)) + } + sort.Strings(labelNames) + lstrs := make([]string, 0, len(l)) + for _, name := range labelNames { + lstrs = append(lstrs, fmt.Sprintf("%s=%q", name, l[LabelName(name)])) + } + return fmt.Sprintf("{%s}", strings.Join(lstrs, ", ")) +} diff --git a/vendor/github.com/prometheus/common/model/metric.go b/vendor/github.com/prometheus/common/model/metric.go index 0bd29b3a..eb865e5a 100644 --- a/vendor/github.com/prometheus/common/model/metric.go +++ b/vendor/github.com/prometheus/common/model/metric.go @@ -204,6 +204,7 @@ func EscapeMetricFamily(v *dto.MetricFamily, scheme EscapingScheme) *dto.MetricF out := &dto.MetricFamily{ Help: v.Help, Type: v.Type, + Unit: v.Unit, } // If the name is nil, copy as-is, don't try to escape. diff --git a/vendor/github.com/prometheus/common/version/info.go b/vendor/github.com/prometheus/common/version/info.go index 28884dbc..197d95e5 100644 --- a/vendor/github.com/prometheus/common/version/info.go +++ b/vendor/github.com/prometheus/common/version/info.go @@ -17,10 +17,9 @@ import ( "bytes" "fmt" "runtime" + "runtime/debug" "strings" "text/template" - - "github.com/prometheus/client_golang/prometheus" ) // Build information. Populated at build-time. @@ -33,32 +32,10 @@ var ( GoVersion = runtime.Version() GoOS = runtime.GOOS GoArch = runtime.GOARCH -) -// NewCollector returns a collector that exports metrics about current version -// information. -func NewCollector(program string) prometheus.Collector { - return prometheus.NewGaugeFunc( - prometheus.GaugeOpts{ - Namespace: program, - Name: "build_info", - Help: fmt.Sprintf( - "A metric with a constant '1' value labeled by version, revision, branch, goversion from which %s was built, and the goos and goarch for the build.", - program, - ), - ConstLabels: prometheus.Labels{ - "version": Version, - "revision": GetRevision(), - "branch": Branch, - "goversion": GoVersion, - "goos": GoOS, - "goarch": GoArch, - "tags": GetTags(), - }, - }, - func() float64 { return 1 }, - ) -} + computedRevision string + computedTags string +) // versionInfoTmpl contains the template used by Info. var versionInfoTmpl = ` @@ -101,3 +78,48 @@ func Info() string { func BuildContext() string { return fmt.Sprintf("(go=%s, platform=%s, user=%s, date=%s, tags=%s)", GoVersion, GoOS+"/"+GoArch, BuildUser, BuildDate, GetTags()) } + +func GetRevision() string { + if Revision != "" { + return Revision + } + return computedRevision +} + +func GetTags() string { + return computedTags +} + +func init() { + computedRevision, computedTags = computeRevision() +} + +func computeRevision() (string, string) { + var ( + rev = "unknown" + tags = "unknown" + modified bool + ) + + buildInfo, ok := debug.ReadBuildInfo() + if !ok { + return rev, tags + } + for _, v := range buildInfo.Settings { + if v.Key == "vcs.revision" { + rev = v.Value + } + if v.Key == "vcs.modified" { + if v.Value == "true" { + modified = true + } + } + if v.Key == "-tags" { + tags = v.Value + } + } + if modified { + return rev + "-modified", tags + } + return rev, tags +} diff --git a/vendor/github.com/prometheus/common/version/info_default.go b/vendor/github.com/prometheus/common/version/info_default.go deleted file mode 100644 index 684996f1..00000000 --- a/vendor/github.com/prometheus/common/version/info_default.go +++ /dev/null @@ -1,25 +0,0 @@ -// Copyright 2022 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 !go1.18 -// +build !go1.18 - -package version - -func GetRevision() string { - return Revision -} - -func getTags() string { - return "unknown" // Not available prior to Go 1.18 -} diff --git a/vendor/github.com/prometheus/common/version/info_go118.go b/vendor/github.com/prometheus/common/version/info_go118.go deleted file mode 100644 index 992623c6..00000000 --- a/vendor/github.com/prometheus/common/version/info_go118.go +++ /dev/null @@ -1,69 +0,0 @@ -// Copyright 2022 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 go1.18 -// +build go1.18 - -package version - -import "runtime/debug" - -var ( - computedRevision string - computedTags string -) - -func GetRevision() string { - if Revision != "" { - return Revision - } - return computedRevision -} - -func GetTags() string { - return computedTags -} - -func init() { - computedRevision, computedTags = computeRevision() -} - -func computeRevision() (string, string) { - var ( - rev = "unknown" - tags = "unknown" - modified bool - ) - - buildInfo, ok := debug.ReadBuildInfo() - if !ok { - return rev, tags - } - for _, v := range buildInfo.Settings { - if v.Key == "vcs.revision" { - rev = v.Value - } - if v.Key == "vcs.modified" { - if v.Value == "true" { - modified = true - } - } - if v.Key == "-tags" { - tags = v.Value - } - } - if modified { - return rev + "-modified", tags - } - return rev, tags -} diff --git a/vendor/modules.txt b/vendor/modules.txt index 91a2dd87..558c93b2 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -98,7 +98,7 @@ github.com/prometheus/client_golang/prometheus/promauto # github.com/prometheus/client_model v0.6.1 ## explicit; go 1.19 github.com/prometheus/client_model/go -# github.com/prometheus/common v0.48.0 +# github.com/prometheus/common v0.53.0 ## explicit; go 1.20 github.com/prometheus/common/expfmt github.com/prometheus/common/internal/bitbucket.org/ww/goautoneg