example: Commented out annotation examples as they are meant only for example not as an idiomatic way of relabelling.

Signed-off-by: Bartek Plotka <bwplotka@gmail.com>
This commit is contained in:
Bartek Plotka 2018-05-02 10:40:50 +01:00
parent b424eb42e3
commit 03a9e7f72e
2 changed files with 64 additions and 59 deletions

View file

@ -4,9 +4,6 @@ metadata:
name: rabbitmq name: rabbitmq
labels: labels:
name: rabbitmq name: rabbitmq
annotations:
prometheus.io/scrape: "true"
prometheus.io/port: "9090"
spec: spec:
ports: ports:
- port: 9090 - port: 9090

View file

@ -128,39 +128,43 @@ scrape_configs:
target_label: __metrics_path__ target_label: __metrics_path__
replacement: /api/v1/nodes/${1}/proxy/metrics/cadvisor replacement: /api/v1/nodes/${1}/proxy/metrics/cadvisor
# Scrape config for service endpoints. # Example scrape config for service endpoints.
# #
# The relabeling allows the actual service scrape endpoint to be configured # The relabeling allows the actual service scrape endpoint to be configured
# via the following annotations: # for all or only some endpoints.
#
# * `prometheus.io/scrape`: Only scrape services that have a value of `true`
# * `prometheus.io/scheme`: If the metrics endpoint is secured then you will need
# to set this to `https` & most likely set the `tls_config` of the scrape config.
# * `prometheus.io/path`: If the metrics path is not `/metrics` override this.
# * `prometheus.io/port`: If the metrics are exposed on a different port to the
# service then set this appropriately.
- job_name: 'kubernetes-service-endpoints' - job_name: 'kubernetes-service-endpoints'
kubernetes_sd_configs: kubernetes_sd_configs:
- role: endpoints - role: endpoints
relabel_configs: relabel_configs:
- source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape] # Example relabel to scrape only endpoints that have
action: keep # "example.io/should_be_scraped = true" annotation.
regex: true # - source_labels: [__meta_kubernetes_service_annotation_example_io_should_be_scraped]
- source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme] # action: keep
action: replace # regex: true
target_label: __scheme__ #
regex: (https?) # Example relabel to customize metric path based on endpoints
- source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path] # "example.io/metric_path = <metric path>" annotation.
action: replace # - source_labels: [__meta_kubernetes_service_annotation_example_io_metric_path]
target_label: __metrics_path__ # action: replace
regex: (.+) # target_label: __metrics_path__
- source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port] # regex: (.+)
action: replace #
target_label: __address__ # Example relabel to scrape only single, desired port for the service based
regex: ([^:]+)(?::\d+)?;(\d+) # on endpoints "example.io/scrape_port = <port>" annotation.
replacement: $1:$2 # - source_labels: [__address__, __meta_kubernetes_service_annotation_example_io_scrape_port]
# action: replace
# regex: ([^:]+)(?::\d+)?;(\d+)
# replacement: $1:$2
# target_label: __address__
#
# Example relabel to configure scrape scheme for all service scrape targets
# based on endpoints "example.io/scrape_scheme = <scheme>" annotation.
# - source_labels: [__meta_kubernetes_service_annotation_example_io_scrape_scheme]
# action: replace
# target_label: __scheme__
# regex: (https?)
- action: labelmap - action: labelmap
regex: __meta_kubernetes_service_label_(.+) regex: __meta_kubernetes_service_label_(.+)
- source_labels: [__meta_kubernetes_namespace] - source_labels: [__meta_kubernetes_namespace]
@ -173,9 +177,7 @@ scrape_configs:
# Example scrape config for probing services via the Blackbox Exporter. # Example scrape config for probing services via the Blackbox Exporter.
# #
# The relabeling allows the actual service scrape endpoint to be configured # The relabeling allows the actual service scrape endpoint to be configured
# via the following annotations: # for all or only some services.
#
# * `prometheus.io/probe`: Only probe services that have a value of `true`
- job_name: 'kubernetes-services' - job_name: 'kubernetes-services'
metrics_path: /probe metrics_path: /probe
@ -186,9 +188,10 @@ scrape_configs:
- role: service - role: service
relabel_configs: relabel_configs:
- source_labels: [__meta_kubernetes_service_annotation_prometheus_io_probe] # Example relabel to probe only some services that have "example.io/should_be_probed = true" annotation
action: keep # - source_labels: [__meta_kubernetes_service_annotation_example_io_should_be_probed]
regex: true # action: keep
# regex: true
- source_labels: [__address__] - source_labels: [__address__]
target_label: __param_target target_label: __param_target
- target_label: __address__ - target_label: __address__
@ -205,9 +208,7 @@ scrape_configs:
# Example scrape config for probing ingresses via the Blackbox Exporter. # Example scrape config for probing ingresses via the Blackbox Exporter.
# #
# The relabeling allows the actual ingress scrape endpoint to be configured # The relabeling allows the actual ingress scrape endpoint to be configured
# via the following annotations: # for all or only some services.
#
# * `prometheus.io/probe`: Only probe services that have a value of `true`
- job_name: 'kubernetes-ingresses' - job_name: 'kubernetes-ingresses'
metrics_path: /probe metrics_path: /probe
@ -218,9 +219,10 @@ scrape_configs:
- role: ingress - role: ingress
relabel_configs: relabel_configs:
- source_labels: [__meta_kubernetes_ingress_annotation_prometheus_io_probe] # Example relabel to probe only some ingresses that have "example.io/should_be_probed = true" annotation
action: keep # - source_labels: [__meta_kubernetes_ingress_annotation_example_io_should_be_probed]
regex: true # action: keep
# regex: true
- source_labels: [__meta_kubernetes_ingress_scheme,__address__,__meta_kubernetes_ingress_path] - source_labels: [__meta_kubernetes_ingress_scheme,__address__,__meta_kubernetes_ingress_path]
regex: (.+);(.+);(.+) regex: (.+);(.+);(.+)
replacement: ${1}://${2}${3} replacement: ${1}://${2}${3}
@ -238,31 +240,37 @@ scrape_configs:
# Example scrape config for pods # Example scrape config for pods
# #
# The relabeling allows the actual pod scrape endpoint to be configured via the # The relabeling allows the actual pod scrape to be configured
# following annotations: # for all the declared ports (or port-free target if none is declared)
# # or only some ports.
# * `prometheus.io/scrape`: Only scrape pods that have a value of `true`
# * `prometheus.io/path`: If the metrics path is not `/metrics` override this.
# * `prometheus.io/port`: Scrape the pod on the indicated port instead of the
# pod's declared ports (default is a port-free target if none are declared).
- job_name: 'kubernetes-pods' - job_name: 'kubernetes-pods'
kubernetes_sd_configs: kubernetes_sd_configs:
- role: pod - role: pod
relabel_configs: relabel_configs:
- source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape] # Example relabel to scrape only pods that have
action: keep # "example.io/should_be_scraped = true" annotation.
regex: true # - source_labels: [__meta_kubernetes_pod_annotation_example_io_should_be_scraped]
- source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path] # action: keep
action: replace # regex: true
target_label: __metrics_path__ #
regex: (.+) # Example relabel to customize metric path based on pod
- source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port] # "example.io/metric_path = <metric path>" annotation.
action: replace # - source_labels: [__meta_kubernetes_pod_annotation_example_io_metric_path]
regex: ([^:]+)(?::\d+)?;(\d+) # action: replace
replacement: $1:$2 # target_label: __metrics_path__
target_label: __address__ # regex: (.+)
#
# Example relabel to scrape only single, desired port for the pod
# based on pod "example.io/scrape_port = <port>" annotation.
# Note that __address__ is modified here, so if pod containers' ports
# are declared, they all will be ignored.
# - source_labels: [__address__, __meta_kubernetes_pod_annotation_example_io_scrape_port]
# action: replace
# regex: ([^:]+)(?::\d+)?;(\d+)
# replacement: $1:$2
# target_label: __address__
- action: labelmap - action: labelmap
regex: __meta_kubernetes_pod_label_(.+) regex: __meta_kubernetes_pod_label_(.+)
- source_labels: [__meta_kubernetes_namespace] - source_labels: [__meta_kubernetes_namespace]