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feat: add scrape_url as prometheus label for each metric (#72)
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Co-authored-by: Alexander Korelskiy <[email protected]>
Co-authored-by: Enrico Stahn <[email protected]>
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@sas1024 @estahn
3 people authored Mar 10, 2020
1 parent d110606 commit 505fe34
Showing 1 changed file with 37 additions and 37 deletions.
74 changes: 37 additions & 37 deletions phpfpm/exporter.go
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Original file line number Diff line number Diff line change
Expand Up @@ -62,109 +62,109 @@ func NewExporter(pm PoolManager) *Exporter {
up: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "up"),
"Could PHP-FPM be reached?",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

scrapeFailues: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "scrape_failures"),
"The number of failures scraping from PHP-FPM.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

startSince: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "start_since"),
"The number of seconds since FPM has started.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

acceptedConnections: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "accepted_connections"),
"The number of requests accepted by the pool.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

listenQueue: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "listen_queue"),
"The number of requests in the queue of pending connections.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

maxListenQueue: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "max_listen_queue"),
"The maximum number of requests in the queue of pending connections since FPM has started.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

listenQueueLength: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "listen_queue_length"),
"The size of the socket queue of pending connections.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

idleProcesses: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "idle_processes"),
"The number of idle processes.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

activeProcesses: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "active_processes"),
"The number of active processes.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

totalProcesses: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "total_processes"),
"The number of idle + active processes.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

maxActiveProcesses: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "max_active_processes"),
"The maximum number of active processes since FPM has started.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

maxChildrenReached: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "max_children_reached"),
"The number of times, the process limit has been reached, when pm tries to start more children (works only for pm 'dynamic' and 'ondemand').",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

slowRequests: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "slow_requests"),
"The number of requests that exceeded your 'request_slowlog_timeout' value.",
[]string{"pool"},
[]string{"pool", "scrape_uri"},
nil),

processRequests: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "process_requests"),
"The number of requests the process has served.",
[]string{"pool", "pid_hash"},
[]string{"pool", "pid_hash", "scrape_uri"},
nil),

processLastRequestMemory: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "process_last_request_memory"),
"The max amount of memory the last request consumed.",
[]string{"pool", "pid_hash"},
[]string{"pool", "pid_hash", "scrape_uri"},
nil),

processLastRequestCPU: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "process_last_request_cpu"),
"The %cpu the last request consumed.",
[]string{"pool", "pid_hash"},
[]string{"pool", "pid_hash", "scrape_uri"},
nil),

processRequestDuration: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "process_request_duration"),
"The duration in microseconds of the requests.",
[]string{"pool", "pid_hash"},
[]string{"pool", "pid_hash", "scrape_uri"},
nil),

processState: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "process_state"),
"The state of the process (Idle, Running, ...).",
[]string{"pool", "pid_hash", "state"},
[]string{"pool", "pid_hash", "state", "scrape_uri"},
nil),
}
}
Expand All @@ -179,10 +179,10 @@ func (e *Exporter) Collect(ch chan<- prometheus.Metric) {
}

for _, pool := range e.PoolManager.Pools {
ch <- prometheus.MustNewConstMetric(e.scrapeFailues, prometheus.CounterValue, float64(pool.ScrapeFailures), pool.Name)
ch <- prometheus.MustNewConstMetric(e.scrapeFailues, prometheus.CounterValue, float64(pool.ScrapeFailures), pool.Name, pool.Address)

if pool.ScrapeError != nil {
ch <- prometheus.MustNewConstMetric(e.up, prometheus.GaugeValue, 0, pool.Name)
ch <- prometheus.MustNewConstMetric(e.up, prometheus.GaugeValue, 0, pool.Name, pool.Address)
log.Errorf("Error scraping PHP-FPM: %v", pool.ScrapeError)
continue
}
Expand All @@ -198,26 +198,26 @@ func (e *Exporter) Collect(ch chan<- prometheus.Metric) {
total = pool.TotalProcesses
}

ch <- prometheus.MustNewConstMetric(e.up, prometheus.GaugeValue, 1, pool.Name)
ch <- prometheus.MustNewConstMetric(e.startSince, prometheus.CounterValue, float64(pool.StartSince), pool.Name)
ch <- prometheus.MustNewConstMetric(e.acceptedConnections, prometheus.CounterValue, float64(pool.AcceptedConnections), pool.Name)
ch <- prometheus.MustNewConstMetric(e.listenQueue, prometheus.GaugeValue, float64(pool.ListenQueue), pool.Name)
ch <- prometheus.MustNewConstMetric(e.maxListenQueue, prometheus.CounterValue, float64(pool.MaxListenQueue), pool.Name)
ch <- prometheus.MustNewConstMetric(e.listenQueueLength, prometheus.GaugeValue, float64(pool.ListenQueueLength), pool.Name)
ch <- prometheus.MustNewConstMetric(e.idleProcesses, prometheus.GaugeValue, float64(idle), pool.Name)
ch <- prometheus.MustNewConstMetric(e.activeProcesses, prometheus.GaugeValue, float64(active), pool.Name)
ch <- prometheus.MustNewConstMetric(e.totalProcesses, prometheus.GaugeValue, float64(total), pool.Name)
ch <- prometheus.MustNewConstMetric(e.maxActiveProcesses, prometheus.CounterValue, float64(pool.MaxActiveProcesses), pool.Name)
ch <- prometheus.MustNewConstMetric(e.maxChildrenReached, prometheus.CounterValue, float64(pool.MaxChildrenReached), pool.Name)
ch <- prometheus.MustNewConstMetric(e.slowRequests, prometheus.CounterValue, float64(pool.SlowRequests), pool.Name)
ch <- prometheus.MustNewConstMetric(e.up, prometheus.GaugeValue, 1, pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.startSince, prometheus.CounterValue, float64(pool.StartSince), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.acceptedConnections, prometheus.CounterValue, float64(pool.AcceptedConnections), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.listenQueue, prometheus.GaugeValue, float64(pool.ListenQueue), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.maxListenQueue, prometheus.CounterValue, float64(pool.MaxListenQueue), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.listenQueueLength, prometheus.GaugeValue, float64(pool.ListenQueueLength), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.idleProcesses, prometheus.GaugeValue, float64(idle), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.activeProcesses, prometheus.GaugeValue, float64(active), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.totalProcesses, prometheus.GaugeValue, float64(total), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.maxActiveProcesses, prometheus.CounterValue, float64(pool.MaxActiveProcesses), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.maxChildrenReached, prometheus.CounterValue, float64(pool.MaxChildrenReached), pool.Name, pool.Address)
ch <- prometheus.MustNewConstMetric(e.slowRequests, prometheus.CounterValue, float64(pool.SlowRequests), pool.Name, pool.Address)

for _, process := range pool.Processes {
pidHash := calculateProcessHash(process)
ch <- prometheus.MustNewConstMetric(e.processState, prometheus.GaugeValue, 1, pool.Name, pidHash, process.State)
ch <- prometheus.MustNewConstMetric(e.processRequests, prometheus.CounterValue, float64(process.Requests), pool.Name, pidHash)
ch <- prometheus.MustNewConstMetric(e.processLastRequestMemory, prometheus.GaugeValue, float64(process.LastRequestMemory), pool.Name, pidHash)
ch <- prometheus.MustNewConstMetric(e.processLastRequestCPU, prometheus.GaugeValue, process.LastRequestCPU, pool.Name, pidHash)
ch <- prometheus.MustNewConstMetric(e.processRequestDuration, prometheus.GaugeValue, float64(process.RequestDuration), pool.Name, pidHash)
ch <- prometheus.MustNewConstMetric(e.processState, prometheus.GaugeValue, 1, pool.Name, pidHash, process.State, pool.Address)
ch <- prometheus.MustNewConstMetric(e.processRequests, prometheus.CounterValue, float64(process.Requests), pool.Name, pidHash, pool.Address)
ch <- prometheus.MustNewConstMetric(e.processLastRequestMemory, prometheus.GaugeValue, float64(process.LastRequestMemory), pool.Name, pidHash, pool.Address)
ch <- prometheus.MustNewConstMetric(e.processLastRequestCPU, prometheus.GaugeValue, process.LastRequestCPU, pool.Name, pidHash, pool.Address)
ch <- prometheus.MustNewConstMetric(e.processRequestDuration, prometheus.GaugeValue, float64(process.RequestDuration), pool.Name, pidHash, pool.Address)
}
}
}
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