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docs/sd_configs.md: mention that http client configs can contain headers and proxy_headers options

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Aliaksandr Valialkin 2022-08-07 18:27:26 +03:00
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@ -4,6 +4,8 @@ sort: 24
# Prometheus service discovery # Prometheus service discovery
# Supported service discovery configs
[vmagent](https://docs.victoriametrics.com/vmagent.html) and [single-node VictoriaMetrics](https://docs.victoriametrics.com/#how-to-scrape-prometheus-exporters-such-as-node-exporter) supports the following Prometheus-compatible service discovery options for Prometheus-compatible scrape targets in the file pointed by `-promscrape.config` command-line flag. [vmagent](https://docs.victoriametrics.com/vmagent.html) and [single-node VictoriaMetrics](https://docs.victoriametrics.com/#how-to-scrape-prometheus-exporters-such-as-node-exporter) supports the following Prometheus-compatible service discovery options for Prometheus-compatible scrape targets in the file pointed by `-promscrape.config` command-line flag.
* `azure_sd_configs` is for scraping the targets registered in [Azure Cloud](https://azure.microsoft.com/en-us/). See [these docs](#azure_sd_configs). * `azure_sd_configs` is for scraping the targets registered in [Azure Cloud](https://azure.microsoft.com/en-us/). See [these docs](#azure_sd_configs).
@ -1061,78 +1063,9 @@ The following meta labels are available on discovered targets during [relabeling
* `__meta_yandexcloud_instance_public_dns_<record number>`: if configured DNS records for public IP * `__meta_yandexcloud_instance_public_dns_<record number>`: if configured DNS records for public IP
## HTTP API client options
The following additional options can be specified in the majority of supported service discovery types:
```yaml
# authorization is an optional `Authorization` header configuration.
# authorization:
# type: "..." # default: Bearer
# credentials: "..."
# credentials_file: "..."
# basic_auth is an optional HTTP basic authentication configuration.
# basic_auth:
# username: "..."
# password: "..."
# password_file: "..."
# bearer_token is an optional Bearer token to send in every HTTP API request during service discovery.
# bearer_token: "..."
# bearer_token_file is an optional path to file with Bearer token to send
# in every HTTP API request during service discovery.
# The file is re-read every second, so its contents can be updated without the need to restart the service discovery.
# bearer_token_file: "..."
# oauth2 is an optional OAuth 2.0 configuration.
# See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#oauth2
# oauth2:
# ...
# tls_config is an optional TLS configuration.
# See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#tls_config
# tls_config:
# ...
# proxy_url is an optional URL for the proxy to use for HTTP API queries during service discovery.
# proxy_url: "..."
# proxy_authorization is an optional `Authorization` header config for the proxy_url.
# proxy_authorization:
# type: "..." # default: Bearer
# credentials: "..."
# credentials_file: "..."
# proxy_basic_auth is an optional HTTP basic authentication configuration for the proxy_url.
# proxy_basic_auth:
# username: "..."
# password: "..."
# password_file: "..."
# proxy_bearer_token is an optional Bearer token to send to proxy_url.
# proxy_bearer_token: "..."
# proxy_bearer_token_file is an optional path to file with Bearer token to send to proxy_url.
# The file is re-read every second, so its contents can be updated without the need to restart the service discovery.
# proxy_bearer_token_file: "..."
# proxy_oauth2 is an optional OAuth 2.0 configuration for the proxy_url.
# See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#oauth2
# proxy_oauth2:
# ...
# proxy_tls_config is an optional TLS configuration for the proxy_url.
# See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#tls_config
# proxy_tls_config:
# ...
```
## scrape_configs ## scrape_configs
The `scrape_configs` section at file pointed by `-promscrape.config` command-line flag can contain [supported service discovery options](#service-discovery). The `scrape_configs` section at file pointed by `-promscrape.config` command-line flag can contain [supported service discovery options](#supported-service-discovery-configs).
Additionally, it can contain the following options: Additionally, it can contain the following options:
```yaml ```yaml
@ -1276,3 +1209,82 @@ scrape_configs:
# Additional HTTP client options for target scraping can be specified here. # Additional HTTP client options for target scraping can be specified here.
# See https://docs.victoriametrics.com/sd_configs.html#http-api-client-options # See https://docs.victoriametrics.com/sd_configs.html#http-api-client-options
``` ```
## HTTP API client options
The following additional options can be specified in the [scrape_configs](#scrape_configs)
and in the majority of [supported service discovery configs](#supported-service-discovery-configs):
```yaml
# authorization is an optional `Authorization` header configuration.
# authorization:
# type: "..." # default: Bearer
# credentials: "..."
# credentials_file: "..."
# basic_auth is an optional HTTP basic authentication configuration.
# basic_auth:
# username: "..."
# password: "..."
# password_file: "..."
# bearer_token is an optional Bearer token to send in every HTTP API request during service discovery.
# bearer_token: "..."
# bearer_token_file is an optional path to file with Bearer token to send
# in every HTTP API request during service discovery.
# The file is re-read every second, so its contents can be updated without the need to restart the service discovery.
# bearer_token_file: "..."
# oauth2 is an optional OAuth 2.0 configuration.
# See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#oauth2
# oauth2:
# ...
# tls_config is an optional TLS configuration.
# See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#tls_config
# tls_config:
# ...
# headers is an optional HTTP headers to pass with each request.
# headers:
# - "HeaderName1: HeaderValue"
# - "HeaderNameN: HeaderValueN"
# proxy_url is an optional URL for the proxy to use for HTTP API queries during service discovery.
# proxy_url: "..."
# proxy_authorization is an optional `Authorization` header config for the proxy_url.
# proxy_authorization:
# type: "..." # default: Bearer
# credentials: "..."
# credentials_file: "..."
# proxy_basic_auth is an optional HTTP basic authentication configuration for the proxy_url.
# proxy_basic_auth:
# username: "..."
# password: "..."
# password_file: "..."
# proxy_bearer_token is an optional Bearer token to send to proxy_url.
# proxy_bearer_token: "..."
# proxy_bearer_token_file is an optional path to file with Bearer token to send to proxy_url.
# The file is re-read every second, so its contents can be updated without the need to restart the service discovery.
# proxy_bearer_token_file: "..."
# proxy_oauth2 is an optional OAuth 2.0 configuration for the proxy_url.
# See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#oauth2
# proxy_oauth2:
# ...
# proxy_tls_config is an optional TLS configuration for the proxy_url.
# See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#tls_config
# proxy_tls_config:
# ...
# proxy_headers is an optional HTTP headers to pass to the proxy_url.
# proxy_headers:
# - "HeaderName1: HeaderValue"
# - "HeaderNameN: HeaderValueN"
```