#!/usr/bin/python
# -*- encoding: utf-8; py-indent-offset: 4 -*-
# +------------------------------------------------------------------+
# |             ____ _               _        __  __ _  __           |
# |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
# |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
# |           | |___| | | |  __/ (__|   <    | |  | | . \            |
# |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
# |                                                                  |
# | Copyright Mathias Kettner 2014             mk@mathias-kettner.de |
# +------------------------------------------------------------------+
#
# This file is part of Check_MK.
# The official homepage is at http://mathias-kettner.de/check_mk.
#
# check_mk is free software;  you can redistribute it and/or modify it
# under the  terms of the  GNU General Public License  as published by
# the Free Software Foundation in version 2.  check_mk is  distributed
# in the hope that it will be useful, but WITHOUT ANY WARRANTY;  with-
# out even the implied warranty of  MERCHANTABILITY  or  FITNESS FOR A
# PARTICULAR PURPOSE. See the  GNU General Public License for more de-
# tails. You should have  received  a copy of the  GNU  General Public
# License along with GNU Make; see the file  COPYING.  If  not,  write
# to the Free Software Foundation, Inc., 51 Franklin St,  Fifth Floor,
# Boston, MA 02110-1301 USA.

# <<<postgres_version>>>
# PostgreSQL 9.3.6 on x86_64-unknown-linux-gnu, compiled by gcc (Ubuntu 4.8.2-19ubuntu1) 4.8.2, 64-bit
#
# # instance
# <<<postgres_version>>>
# [[[foobar]]]
# PostgreSQL 9.3.6 on x86_64-unknown-linux-gnu, compiled by gcc (Ubuntu 4.8.2-19ubuntu1) 4.8.2, 64-bit
#
# # In case the server has been stopped:
# <<<postgres_version:sep(1)>>>
#
# psql: could not connect to server: No such file or directory
#     Is the server running locally and accepting
#     connections on Unix domain socket "/var/run/postgresql/.s.PGSQL.5437"?
#


def parse_postgres_version(info):
    parsed = {}
    instance_name = ""
    for line in info:
        if line[0].startswith("[[[") and line[0].endswith("]]]"):
            instance_name = line[0][3:-3]
            continue
        parsed.setdefault(instance_name, " ".join(line))
    return parsed


@get_parsed_item_data
def check_postgres_version(_no_item, _no_params, data):
    if "could not connect" in data:
        raise MKCounterWrapped("Login into database failed")
    yield 0, data


check_info['postgres_version'] = {
    "parse_function": parse_postgres_version,
    "inventory_function": discover(),
    "check_function": check_postgres_version,
    "service_description": "PostgreSQL Version %s",
}
