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fix: IIS Collector fails, when Application has more than one worker processes (#132)

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* fix collecting error with multiple IIS application worker processes
This commit is contained in:
Yuriy Revich 2017-11-13 12:41:35 +03:00 committed by Calle Pettersson
parent 69c1d0faad
commit 105a1c866b
1 changed files with 85 additions and 40 deletions
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125
collector/iis.go
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@ -415,223 +415,223 @@ func NewIISCollector() (Collector, error) {
ActiveFlushedEntries: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_cache_active_flushed_entries"),
"Number of file handles cached in user-mode that will be closed when all current transfers complete.",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
FileCacheMemoryUsage: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_file_cache_memory_bytes"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
MaximumFileCacheMemoryUsage: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_file_cache_max_memory_bytes"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
FileCacheFlushesTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_file_cache_flushes_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
FileCacheQueriesTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_file_cache_queries_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
FileCacheHitsTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_file_cache_hits_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
FilesCached: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_file_cache_items"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
FilesCachedTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_file_cache_items_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
FilesFlushedTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_file_cache_items_flushed_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
URICacheFlushesTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_uri_cache_flushes_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
URICacheQueriesTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_uri_cache_queries_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
URICacheHitsTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_uri_cache_hits_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
URIsCached: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_uri_cache_items"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
URIsCachedTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_uri_cache_items_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
URIsFlushedTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_uri_cache_items_flushed_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
MetadataCached: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_metadata_cache_items"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
MetadataCacheFlushes: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_metadata_cache_flushes_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
MetadataCacheQueriesTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_metadata_cache_queries_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
MetadataCacheHitsTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_metadata_cache_hits_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
MetadataCachedTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_metadata_cache_items_cached_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
MetadataFlushedTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_metadata_cache_items_flushed_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
OutputCacheActiveFlushedItems: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_output_cache_active_flushed_items"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
OutputCacheItems: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_output_cache_items"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
OutputCacheMemoryUsage: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_output_cache_memory_bytes"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
OutputCacheQueriesTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_output_queries_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
OutputCacheHitsTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_output_cache_hits_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
OutputCacheFlushedItemsTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_output_cache_items_flushed_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
OutputCacheFlushesTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_output_cache_flushes_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
Threads: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_threads"),
"",
[]string{"app", "state"},
[]string{"app", "pid", "state"},
nil,
),
MaximumThreads: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_max_threads"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
RequestsTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_requests_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
RequestsActive: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_current_requests"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
RequestErrorsTotal: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_request_errors_total"),
"",
[]string{"app", "status_code"},
[]string{"app", "pid", "status_code"},
nil,
),
WebSocketRequestsActive: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_current_websocket_requests"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
WebSocketConnectionAttempts: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_websocket_connection_attempts_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
WebSocketConnectionsAccepted: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_websocket_connection_accepted_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
WebSocketConnectionsRejected: prometheus.NewDesc(
prometheus.BuildFQName(Namespace, subsystem, "worker_websocket_connection_rejected_total"),
"",
[]string{"app"},
[]string{"app", "pid"},
nil,
),
@ -991,7 +991,7 @@ var ApplicationStates = map[uint32]string{
}
// W3SVCW3WPCounterProvider_W3SVCW3WP returns names prefixed with pid
var workerProcessNameExtractor = regexp.MustCompile(`^\d+_(.+)$`)
var workerProcessNameExtractor = regexp.MustCompile(`^(\d+)_(.+)$`)
func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, error) {
var dst []Win32_PerfRawData_W3SVC_WebService
@ -1371,18 +1371,21 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
}
for _, app := range dst_worker {
// Extract the apppool name from the format <PID>_<NAME>
name := workerProcessNameExtractor.ReplaceAllString(app.Name, "$1")
name := workerProcessNameExtractor.ReplaceAllString(app.Name, "$2")
if name == "_Total" ||
c.appBlacklistPattern.MatchString(name) ||
!c.appWhitelistPattern.MatchString(name) {
continue
}
pid := workerProcessNameExtractor.ReplaceAllString(app.Name, "$1")
ch <- prometheus.MustNewConstMetric(
c.ActiveFlushedEntries,
prometheus.GaugeValue,
float64(app.ActiveFlushedEntries),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1390,6 +1393,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.GaugeValue,
float64(app.CurrentFileCacheMemoryUsage),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1397,6 +1401,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.MaximumFileCacheMemoryUsage),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1404,6 +1409,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalFlushedFiles),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1411,12 +1417,14 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.FileCacheHits+app.FileCacheMisses),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
c.FileCacheHitsTotal,
prometheus.CounterValue,
float64(app.FileCacheHits),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1424,6 +1432,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.GaugeValue,
float64(app.CurrentFilesCached),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1431,6 +1440,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalFilesCached),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1438,6 +1448,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalFlushedFiles),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1445,12 +1456,14 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalFlushedURIs),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
c.URICacheQueriesTotal,
prometheus.CounterValue,
float64(app.URICacheHits+app.URICacheMisses),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1458,6 +1471,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.URICacheHits),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1465,6 +1479,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.GaugeValue,
float64(app.CurrentURIsCached),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1472,6 +1487,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalURIsCached),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1479,6 +1495,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalFlushedURIs),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1486,6 +1503,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.GaugeValue,
float64(app.CurrentMetadataCached),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1493,6 +1511,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalFlushedMetadata),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1500,6 +1519,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.MetadataCacheHits+app.MetadataCacheMisses),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1507,6 +1527,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.MetadataCacheHits),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1514,6 +1535,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalMetadataCached),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1521,6 +1543,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalFlushedMetadata),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1528,6 +1551,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.OutputCacheCurrentFlushedItems),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1535,6 +1559,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.OutputCacheCurrentItems),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1542,6 +1567,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.OutputCacheCurrentMemoryUsage),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1549,6 +1575,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.OutputCacheTotalHits+app.OutputCacheTotalMisses),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1556,6 +1583,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.OutputCacheTotalHits),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1563,6 +1591,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.OutputCacheTotalFlushedItems),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1570,6 +1599,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.OutputCacheTotalFlushes),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1577,6 +1607,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.GaugeValue,
float64(app.ActiveThreadsCount),
name,
pid,
"busy",
)
@ -1585,6 +1616,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.GaugeValue,
float64(app.TotalThreads),
name,
pid,
"idle",
)
@ -1593,6 +1625,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.MaximumThreadsCount),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1600,6 +1633,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.TotalHTTPRequestsServed),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1607,6 +1641,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.ActiveRequests),
name,
pid,
)
}
@ -1618,18 +1653,21 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
}
for _, app := range dst_worker_iis8 {
// Extract the apppool name from the format <PID>_<NAME>
name := workerProcessNameExtractor.ReplaceAllString(app.Name, "$1")
name := workerProcessNameExtractor.ReplaceAllString(app.Name, "$2")
if name == "_Total" ||
c.appBlacklistPattern.MatchString(name) ||
!c.appWhitelistPattern.MatchString(name) {
continue
}
pid := workerProcessNameExtractor.ReplaceAllString(app.Name, "$1")
ch <- prometheus.MustNewConstMetric(
c.RequestErrorsTotal,
prometheus.CounterValue,
float64(app.Percent401HTTPResponseSent),
name,
pid,
"401",
)
ch <- prometheus.MustNewConstMetric(
@ -1637,6 +1675,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.Percent403HTTPResponseSent),
name,
pid,
"403",
)
ch <- prometheus.MustNewConstMetric(
@ -1644,6 +1683,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.Percent404HTTPResponseSent),
name,
pid,
"404",
)
ch <- prometheus.MustNewConstMetric(
@ -1651,6 +1691,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.Percent500HTTPResponseSent),
name,
pid,
"500",
)
@ -1659,6 +1700,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.WebSocketActiveRequests),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1666,6 +1708,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.WebSocketConnectionAttemptsPerSec),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1673,6 +1716,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.WebSocketConnectionsAcceptedPerSec),
name,
pid,
)
ch <- prometheus.MustNewConstMetric(
@ -1680,6 +1724,7 @@ func (c *IISCollector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, e
prometheus.CounterValue,
float64(app.WebSocketConnectionsRejectedPerSec),
name,
pid,
)
}
}