Postfix Exporter
Export Postfix stats from logs to Prometheus.
To run it:
make
./postfix_exporter [flags]Exported metrics
| Metric | Meaning | Labels |
|---|---|---|
| postfix_errors_total | Total number of log records parsing resulted in an error. | |
| postfix_foreign_total | Total number of foreign log records. | |
| postfix_unsupported_total | Total number of unsupported log records. | |
| postfix_postscreen_actions_total | Total number of times postscreen events were collected. | action |
| postfix_connects_total | Total number of times connect events were collected. | subprogram |
| postfix_disconnects_total | Total number of times disconnect events were collected. | subprogram |
| postfix_lost_connections_total | Total number of times lost connection events were collected. | subprogram |
| postfix_not_resolved_hostnames_total | Total number of times not resolved hostname events were collected. | subprogram |
| postfix_statuses_total | Total number of times server message status change events were collected. | subprogram, status |
| postfix_delay_seconds | Delay in seconds for a server to process a message. | subprogram, status |
| postfix_status_replies_total | Total number of times server message status change event replies were collected. Requires configuration to be present. | subprogram, status, code, enhanced_code, text |
| postfix_smtp_replies_total | Total number of times SMTP server replies were collected. Requires configuration to be present. | code, enhanced_code, text |
| postfix_milter_actions_total | Total number of times milter events were collected. | subprogram, action |
| postfix_login_failures_total | Total number of times login failure events were collected. | subprogram, method |
| postfix_qmgr_statuses_total | Total number of times Postfix queue manager message status change events were collected. | status |
| postfix_logs_total | Total number of log records processed. | subprogram, severity |
| postfix_noqueue_reject_replies_total | Total number of times NOQUEUE: reject event replies were collected. Requires configuration to be present. | subprogram, command, code, enhanced_code, text |
Flags
./postfix_exporter --helpconfig.file: Postfix exporter configuration file.config.check: If true validate the config file and then exit.collector: Collector type to scrape metrics with.fileorjournald.postfix.instance: Postfix instance name.postfixby default.file.log: Path to a file containing Postfix logs. Example:/var/log/mail.log.journald.path: Path where a systemd journal residing in. A local journal is being used by default.journald.unit: Postfix systemd service name.postfix@-.serviceby default.web.listen-address: Address to listen on for web interface and telemetry.web.telemetry-path: Path under which to expose metrics.log.level: Logging level.infoby default.log.format: Set the log target and format. Example:logger:syslog?appname=bob&local=7orlogger:stdout?json=true.
TLS and basic authentication
The postfix_exporter supports TLS and basic authentication.
To use TLS and/or basic authentication, you need to pass a configuration file
using the --web.config.file parameter. The format of the file is described
in the exporter-toolkit repository.