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api/prometheus/v1/api.go: Add support for /runtimeinfo endpoint 

Signed-off-by: Lili Cosic <cosiclili@gmail.com>
This commit is contained in:
Lili Cosic 2020-05-18 16:52:37 +02:00
parent bff02dd561
commit c9e3c020a9
1 changed files with 36 additions and 0 deletions
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36
api/prometheus/v1/api.go
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@ -137,6 +137,7 @@ const (
epCleanTombstones = apiPrefix + "/admin/tsdb/clean_tombstones"
epConfig = apiPrefix + "/status/config"
epFlags = apiPrefix + "/status/flags"
epRuntimeinfo = apiPrefix + "/status/runtimeinfo"
)
// AlertState models the state of an alert.
@ -238,6 +239,8 @@ type API interface {
Query(ctx context.Context, query string, ts time.Time) (model.Value, Warnings, error)
// QueryRange performs a query for the given range.
QueryRange(ctx context.Context, query string, r Range) (model.Value, Warnings, error)
// Runtimeinfo returns the various runtime information properties about the Prometheus server.
Runtimeinfo(ctx context.Context) (RuntimeinfoResult, error)
// Series finds series by label matchers.
Series(ctx context.Context, matches []string, startTime time.Time, endTime time.Time) ([]model.LabelSet, Warnings, error)
// Snapshot creates a snapshot of all current data into snapshots/<datetime>-<rand>
@ -277,6 +280,22 @@ type ConfigResult struct {
// FlagsResult contains the result from querying the flag endpoint.
type FlagsResult map[string]string
// RuntimeinfoResult contains the result from querying the runtimeinfo endpoint.
type RuntimeinfoResult struct {
StartTime string `json:"startTime"`
CWD string `json:"CWD"`
ReloadConfigSuccess bool `json:"reloadConfigSuccess"`
LastConfigTime string `json:"lastConfigTime"`
ChunkCount int `json:"chunkCount"`
TimeSeriesCount int `json:"timeSeriesCount"`
CorruptionCount int `json:"corruptionCount"`
GoroutineCount int `json:"goroutineCount"`
GOMAXPROCS int `json:"GOMAXPROCS"`
GOGC string `json:"GOGC"`
GODEBUG string `json:"GODEBUG"`
StorageRetention string `json:"storageRetention"`
}
// SnapshotResult contains the result from querying the snapshot endpoint.
type SnapshotResult struct {
Name string `json:"name"`
@ -640,6 +659,23 @@ func (h *httpAPI) Flags(ctx context.Context) (FlagsResult, error) {
return res, json.Unmarshal(body, &res)
}
func (h *httpAPI) Runtimeinfo(ctx context.Context) (RuntimeinfoResult, error) {
u := h.client.URL(epRuntimeinfo, nil)
req, err := http.NewRequest(http.MethodGet, u.String(), nil)
if err != nil {
return RuntimeinfoResult{}, err
}
_, body, _, err := h.client.Do(ctx, req)
if err != nil {
return RuntimeinfoResult{}, err
}
var res RuntimeinfoResult
return res, json.Unmarshal(body, &res)
}
func (h *httpAPI) LabelNames(ctx context.Context) ([]string, Warnings, error) {
u := h.client.URL(epLabels, nil)
req, err := http.NewRequest(http.MethodGet, u.String(), nil)