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#!/bin/sh
# PROVIDE: postgres_exporter
# REQUIRE: LOGIN
# KEYWORD: shutdown
#
# rc-script for postgres_exporter
#
#
# Add the following lines to /etc/rc.conf.local or /etc/rc.conf
# to enable this service:
#
# postgres_exporter_enable (bool): Set to NO by default.
# Set it to YES to enable postgres_exporter.
# postgres_exporter_user (string): Set user that postgres_exporter will run under
# Default is "nobody".
# postgres_exporter_group (string): Set group that postgres_exporter will run under
# Default is "nobody".
# postgres_exporter_args (string): Set extra arguments to pass to postgres_exporter
# Default is "".
# postgres_exporter_listen_address (string):Set ip:port to listen on for web interface and telemetry.
# Defaults to ":9187"
# postgres_exporter_pg_user (string): Set the Postgres database user
# Defaults to "postgres_exporter"
# postgres_exporter_pg_pass (string): Set the Postgres datase password
# Default is empty
# postgres_exporter_pg_host (string): Set the Postgres database server
# Defaults to "localhost"
# postgres_exporter_pg_port (string): Set the Postgres database port
# Defaults to "5432"
# Add extra arguments via "postgres_exporter_args" which could be choosen from:
# (see $ postgres_exporter --help)
#
# -dumpmaps
# Do not run, simply dump the maps.
# -extend.query-path string
# Path to custom queries to run.
# -log.level value
# Only log messages with the given severity or above. Valid levels: [debug, info, warn, error, fatal].
# -version
# print version and exit
# -web.telemetry-path string
# Path under which to expose metrics. (default "/metrics")
# -log.format value
# If set use a syslog logger or JSON logging. Example: logger:syslog?appname=bob&local=7 or logger:stdout?json=true. Defaults to stderr.
# -extend.query-path string
# Path to custom queries to run.
. /etc/rc.subr
name=postgres_exporter
rcvar=postgres_exporter_enable
load_rc_config $name
: ${postgres_exporter_enable:="NO"}
: ${postgres_exporter_user:="nobody"}
: ${postgres_exporter_group:="nobody"}
: ${postgres_exporter_args:=""}
: ${postgres_exporter_listen_address:=":9187"}
: ${postgres_exporter_pg_user:="postgres_exporter"}
: ${postgres_exporter_pg_pass:=""}
: ${postgres_exporter_pg_host:="localhost"}
: ${postgres_exporter_pg_port:="5432"}
postgres_exporter_data_source_name="postgresql://${postgres_exporter_pg_user}:${postgres_exporter_pg_pass}@${postgres_exporter_pg_host}:${postgres_exporter_pg_port}/postgres?sslmode=disable"
pidfile=/var/run/postgres_exporter.pid
command="/usr/sbin/daemon"
procname="/usr/local/bin/postgres_exporter"
command_args="-p ${pidfile} /usr/bin/env DATA_SOURCE_NAME="${postgres_exporter_data_source_name}" ${procname} \
-web.listen-address=${postgres_exporter_listen_address} \
${postgres_exporter_args}"
start_precmd=postgres_exporter_startprecmd
postgres_exporter_startprecmd()
{
if [ ! -e ${pidfile} ]; then
install -o ${postgres_exporter_user} -g ${postgres_exporter_group} /dev/null ${pidfile};
fi
}
load_rc_config $name
run_rc_command "$1"
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