mirror of
https://github.com/restic/rest-server.git
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1f593fafaf
This contains all the glue to make Server use the new repo.Handler: - Remove all old handlers - Add ServeHTTP to make Server a single http.Handler - Remove Goji routing and replace by net/http and custom routing logic Additionally, this implements two-level backup repositories.
92 lines
2.5 KiB
Go
92 lines
2.5 KiB
Go
package restserver
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import (
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"strings"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/restic/rest-server/repo"
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)
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var metricLabelList = []string{"user", "repo", "type"}
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var metricBlobWriteTotal = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "rest_server_blob_write_total",
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Help: "Total number of blobs written",
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},
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metricLabelList,
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)
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var metricBlobWriteBytesTotal = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "rest_server_blob_write_bytes_total",
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Help: "Total number of bytes written to blobs",
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},
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metricLabelList,
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)
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var metricBlobReadTotal = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "rest_server_blob_read_total",
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Help: "Total number of blobs read",
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},
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metricLabelList,
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)
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var metricBlobReadBytesTotal = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "rest_server_blob_read_bytes_total",
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Help: "Total number of bytes read from blobs",
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},
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metricLabelList,
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)
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var metricBlobDeleteTotal = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "rest_server_blob_delete_total",
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Help: "Total number of blobs deleted",
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},
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metricLabelList,
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)
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var metricBlobDeleteBytesTotal = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "rest_server_blob_delete_bytes_total",
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Help: "Total number of bytes of blobs deleted",
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},
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metricLabelList,
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)
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// makeBlobMetricFunc creates a metrics callback function that increments the
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// Prometheus metrics.
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func makeBlobMetricFunc(username string, folderPath []string) repo.BlobMetricFunc {
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var f repo.BlobMetricFunc = func(objectType string, operation repo.BlobOperation, nBytes uint64) {
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labels := prometheus.Labels{
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"user": username,
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"repo": strings.Join(folderPath, ""),
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"type": objectType,
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}
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switch operation {
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case repo.BlobRead:
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metricBlobReadTotal.With(labels).Inc()
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metricBlobReadBytesTotal.With(labels).Add(float64(nBytes))
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case repo.BlobWrite:
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metricBlobWriteTotal.With(labels).Inc()
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metricBlobWriteBytesTotal.With(labels).Add(float64(nBytes))
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case repo.BlobDelete:
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metricBlobDeleteTotal.With(labels).Inc()
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metricBlobDeleteBytesTotal.With(labels).Add(float64(nBytes))
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}
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}
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return f
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}
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func init() {
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// These are always initialized, but only updated if Config.Prometheus is set
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prometheus.MustRegister(metricBlobWriteTotal)
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prometheus.MustRegister(metricBlobWriteBytesTotal)
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prometheus.MustRegister(metricBlobReadTotal)
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prometheus.MustRegister(metricBlobReadBytesTotal)
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prometheus.MustRegister(metricBlobDeleteTotal)
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prometheus.MustRegister(metricBlobDeleteBytesTotal)
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}
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