unteem/php-fpm-exporter
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feat: add scrape_url as prometheus label for each metric (#72)

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Co-authored-by: Alexander Korelskiy <korelskiy@uteka.ru>
Co-authored-by: Enrico Stahn <enrico.stahn@gmail.com>
This commit is contained in:
Alexander 2020-03-10 15:58:27 +03:00 committed by GitHub
parent d110606e22
commit 505fe34b2c
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 37 additions and 37 deletions
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74
phpfpm/exporter.go
View file

@ -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),
}
}
@ -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
}
@ -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)
}
}
}