#

#    Licensed under the Apache License, Version 2.0 (the "License"); you may

#    not use this file except in compliance with the License. You may obtain

#    a copy of the License at

#

#         http://www.apache.org/licenses/LICENSE-2.0

#

#    Unless required by applicable law or agreed to in writing, software

#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT

#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the

#    License for the specific language governing permissions and limitations

#    under the License.

import errno

import os

import subprocess

import sys

import smf_include

def start():

    cfgfile = "/etc/swift/rsyncd.conf"

    if not os.path.isfile(cfgfile):

        smf_include.smf_method_exit(

            smf_include.SMF_EXIT_ERR_CONFIG, "missing_config",

            "Missing configuration file")

    # This is the default delivered in /etc/swift/rsyncd.conf

    try:

        os.mkdir("/var/run/swift")

    except OSError as e:

        if e.errno != errno.EEXIST:

            raise

    cmdline = ["/usr/bin/rsync", "--daemon", "--config", cfgfile]

    try:

        proc = subprocess.Popen(cmdline)

    except OSError as err:

        print >> sys.stderr, "Error executing rsync: %s" % err

        smf_include.smf_method_exit(

            smf_include.SMF_EXIT_ERR_FATAL, "exec_error",

            "Error executing rsync: %s" % err)

    ret = proc.wait()

    if ret != 0:

        print >> sys.stderr, "rsync daemon failed to start (see message above)"

        print >> sys.stderr, "commandline:", " ".join(cmdline)

        print >> sys.stderr, "exit code:", ret

        smf_include.smf_method_exit(

            smf_include.SMF_EXIT_ERR_FATAL, "exec_fail",

            "rsync daemon failed to start (see service log)")

    return smf_include.SMF_EXIT_OK

if __name__ == "__main__":

    os.putenv("LC_ALL", "C")

    smf_include.smf_main()