PowerDNS Authoritative Server
Plugin: go.d.plugin Module: powerdns
Overview
This collector monitors PowerDNS Authoritative Server instances. It collects metrics from the internal webserver.
Used endpoints:
This collector is supported on all platforms.
This collector supports collecting metrics from multiple instances of this integration, including remote instances.
Default Behavior
Auto-Detection
This integration doesn't support auto-detection.
Limits
The default configuration for this integration does not impose any limits on data collection.
Performance Impact
The default configuration for this integration is not expected to impose a significant performance impact on the system.
Metrics
Metrics grouped by scope.
The scope defines the instance that the metric belongs to. An instance is uniquely identified by a set of labels.
Per PowerDNS Authoritative Server instance
These metrics refer to the entire monitored application.
This scope has no labels.
Metrics:
Metric | Dimensions | Unit |
---|---|---|
powerdns.questions_in | udp, tcp | questions/s |
powerdns.questions_out | udp, tcp | questions/s |
powerdns.cache_usage | query-cache-hit, query-cache-miss, packetcache-hit, packetcache-miss | events/s |
powerdns.cache_size | query-cache, packet-cache, key-cache, meta-cache | entries |
powerdns.latency | latency | microseconds |
Alerts
There are no alerts configured by default for this integration.
Setup
Prerequisites
Enable webserver
Follow webserver documentation.
Enable HTTP API
Follow HTTP API documentation.
Configuration
File
The configuration file name for this integration is go.d/powerdns.conf
.
The file format is YAML. Generally, the structure is:
update_every: 1
autodetection_retry: 0
jobs:
- name: some_name1
- name: some_name1
You can edit the configuration file using the edit-config
script from the
Netdata config directory.
cd /etc/netdata 2>/dev/null || cd /opt/netdata/etc/netdata
sudo ./edit-config go.d/powerdns.conf
Options
The following options can be defined globally: update_every, autodetection_retry.
Config options
Name | Description | Default | Required |
---|---|---|---|
update_every | Data collection frequency. | 1 | no |
autodetection_retry | Recheck interval in seconds. Zero means no recheck will be scheduled. | 0 | no |
url | Server URL. | http://127.0.0.1:8081 | yes |
timeout | HTTP request timeout. | 1 | no |
username | Username for basic HTTP authentication. | no | |
password | Password for basic HTTP authentication. | no | |
proxy_url | Proxy URL. | no | |
proxy_username | Username for proxy basic HTTP authentication. | no | |
proxy_password | Password for proxy basic HTTP authentication. | no | |
method | HTTP request method. | GET | no |
body | HTTP request body. | no | |
headers | HTTP request headers. | no | |
not_follow_redirects | Redirect handling policy. Controls whether the client follows redirects. | no | no |
tls_skip_verify | Server certificate chain and hostname validation policy. Controls whether the client performs this check. | no | no |
tls_ca | Certification authority that the client uses when verifying the server's certificates. | no | |
tls_cert | Client TLS certificate. | no | |
tls_key | Client TLS key. | no |
Examples
Basic
An example configuration.
Config
jobs:
- name: local
url: http://127.0.0.1:8081
HTTP authentication
Basic HTTP authentication.
Config
jobs:
- name: local
url: http://127.0.0.1:8081
username: admin
password: password
Multi-instance
Note: When you define multiple jobs, their names must be unique.
Local and remote instances.
Config
jobs:
- name: local
url: http://127.0.0.1:8081
- name: remote
url: http://203.0.113.0:8081