"""
PcsQuorumStatus - Commands ``pcs quorum status``
================================================
"""
from insights.core import CommandParser
from insights.core.exceptions import ParseException, SkipComponent
from insights.core.plugins import parser
from insights.parsers import parse_fixed_table
from insights.specs import Specs
[docs]
@parser(Specs.pcs_quorum_status)
class PcsQuorumStatus(CommandParser):
"""
Class for parsing the output of `pcs quorum status` command.
Typical output of the command is::
Quorum information
------------------
Date: Wed Jun 29 13:17:02 2016
Quorum provider: corosync_votequorum
Nodes: 2
Node ID: 1
Ring ID: 1/8272
Quorate: Yes
Votequorum information
----------------------
Expected votes: 3
Highest expected: 3
Total votes: 3
Quorum: 2
Flags: Quorate Qdevice
Membership information
----------------------
Nodeid Votes Qdevice Name
1 1 A,V,NMW node1 (local)
2 1 A,V,NMW node2
0 1 Qdevice
Attributes:
quorum_info (dict): Dicts where keys are the feature name of quorum information and
values are the corresponding feature value.
votequorum_info (dict): Dicts where keys are the feature name of votequorum information and
values are the corresponding feature value.
membership_info (list): List of dicts where keys are the feature name of each node and
values are the corresponding feature value.
Raises:
SkipComponent: When input is empty.
ParseException: When input cannot be parsed.
Examples:
>>> type(pcs_quorum_status)
<class 'insights.parsers.pcs_quorum_status.PcsQuorumStatus'>
>>> pcs_quorum_status.quorum_info['Node ID']
'1'
>>> pcs_quorum_status.votequorum_info['Expected votes']
'3'
>>> pcs_quorum_status.membership_info[0]['Name']
'node1 (local)'
"""
[docs]
def parse_content(self, content):
if not content:
raise SkipComponent("Empty content")
if len(content) < 21 or not ('Quorum information' in content[0] and
'Votequorum information' in content[9] and
'Membership information' in content[17]):
raise ParseException("Incorrect content: '{0}'".format(content))
self.quorum_info = {}
for line in content[2:7]:
key, value = line.split(':', 1)
self.quorum_info[key.strip()] = value.strip()
self.votequorum_info = {}
for line in content[11:15]:
key, value = line.split(':', 1)
self.votequorum_info[key.strip()] = value.strip()
self.membership_info = parse_fixed_table(content[19:])