exec

Documentation

Overview

Package exec implements "exec" action type that runs arbitrary commands.

Monitor information are passed by environment variables:

Name           Description
GOMA_MOINTOR   The name of the monitor.
GOMA_EVENT     Event name.  One of "init", "fail" or "recover".
GOMA_VALUE     The probe(filter) value.  Available on failure.
GOMA_DURATION  Failure duration in seconds.  Available on recovery.
GOMA_VERSION   Goma version such as "0.1".

The constructor takes these parameters:

Name         Type      Default  Description
command      string             The command to run.  Required.
args         []string  nil      Arguments for the command.
env          []string  nil      Environment variables.  See os.Environ.
timeout      int       0        Timeout seconds for command execution.
                                Zero disables timeout.
debug        bool      false    If true, command outputs are logged on failure.