116 lines
2 KiB
Go
116 lines
2 KiB
Go
package metrics
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import (
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"net/http"
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"sync"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/internal/logs"
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"github.com/prometheus/client_golang/prometheus"
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dto "github.com/prometheus/client_model/go"
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"go.uber.org/zap"
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)
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type AppMetrics struct {
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logger *zap.Logger
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gate *GateMetrics
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mu sync.RWMutex
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enabled bool
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}
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type AppMetricsConfig struct {
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Logger *zap.Logger
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PoolStatistics StatisticScraper
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TreeStatistic TreePoolStatistic
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Registerer prometheus.Registerer
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Enabled bool
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}
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func NewAppMetrics(cfg AppMetricsConfig) *AppMetrics {
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if !cfg.Enabled {
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cfg.Logger.Warn(logs.MetricsAreDisabled)
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}
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registry := cfg.Registerer
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if registry == nil {
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registry = prometheus.DefaultRegisterer
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}
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return &AppMetrics{
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logger: cfg.Logger,
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gate: NewGateMetrics(cfg.PoolStatistics, cfg.TreeStatistic, registry),
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enabled: cfg.Enabled,
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}
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}
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func (m *AppMetrics) SetEnabled(enabled bool) {
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if !enabled {
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m.logger.Warn(logs.MetricsAreDisabled)
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}
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m.mu.Lock()
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m.enabled = enabled
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m.mu.Unlock()
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}
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func (m *AppMetrics) State() *StateMetrics {
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if !m.isEnabled() {
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return nil
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}
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return m.gate.State
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}
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func (m *AppMetrics) Shutdown() {
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m.mu.Lock()
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if m.enabled {
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m.gate.State.SetHealth(HealthStatusShuttingDown)
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m.enabled = false
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}
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m.gate.Unregister()
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m.mu.Unlock()
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}
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func (m *AppMetrics) isEnabled() bool {
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m.mu.RLock()
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defer m.mu.RUnlock()
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return m.enabled
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}
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func (m *AppMetrics) Handler() http.Handler {
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return m.gate.Handler()
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}
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func (m *AppMetrics) UsersAPIStats() *UsersAPIStats {
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if !m.isEnabled() {
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return nil
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}
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return m.gate.Billing.apiStat
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}
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func (m *AppMetrics) Statistic() *APIStatMetrics {
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if !m.isEnabled() {
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return nil
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}
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return m.gate.Stats
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}
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func (m *AppMetrics) Gather() ([]*dto.MetricFamily, error) {
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return m.gate.Gather()
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}
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func (m *AppMetrics) MarkHealthy(endpoint string) {
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if !m.isEnabled() {
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return
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}
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m.gate.HTTPServer.MarkHealthy(endpoint)
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}
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func (m *AppMetrics) MarkUnhealthy(endpoint string) {
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if !m.isEnabled() {
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return
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}
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m.gate.HTTPServer.MarkUnhealthy(endpoint)
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}
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