This file is indexed.

postinst is in activemq 5.5.0+dfsg-6ubuntu1.

This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.

The actual contents of the file can be viewed below.

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#!/bin/sh

set -e

AMQ_HOME=/var/lib/activemq
AMQ_GROUP=activemq
AMQ_USER=activemq

create_group() {
    if ! getent group $AMQ_GROUP > /dev/null 2>&1; then
        addgroup --system $AMQ_GROUP
    fi
}

create_user() {
    if ! getent passwd $AMQ_USER > /dev/null 2>&1; then
        adduser --system --no-create-home --ingroup $AMQ_GROUP \
                --home $AMQ_HOME --shell /bin/bash $AMQ_USER
    else
        AMQ_HOME=`getent passwd $AMQ_USER | cut -f6 -d:`
        # Renable user (give him a shell)
        usermod --shell /bin/bash $AMQ_USER
    fi
}

if [ "$1" = "configure" ]; then
    create_group
    create_user
    
    # Use dpkg-statoverride instead of direct chmod/chown
    if ! dpkg-statoverride --list $AMQ_HOME >/dev/null 2>&1; then
        dpkg-statoverride --update --add $AMQ_USER root 755 $AMQ_HOME
    fi
fi

# Automatically added by dh_installinit
if [ -x "/etc/init.d/activemq" ]; then
	if [ ! -e "/etc/init/activemq.conf" ]; then
		update-rc.d activemq defaults >/dev/null
	fi
	invoke-rc.d activemq start || exit $?
fi
# End automatically added section