cmueller/ansible
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Added possibility to filter hosts from a group, with a regex, separating

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groupname and regex with a ~
Usage in group pattern: group~filterpattern
Samples:
ansible group~server-0[1236] -m ping
ansible web~proxy -m ping
ansible web~(proxy|frontend) -m ping
This commit is contained in:
Gregory Duchatelet 2012-11-26 20:43:30 +01:00
parent 0c70abfaa9
commit c64193b4c6
1 changed files with 10 additions and 2 deletions
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12
lib/ansible/inventory/__init__.py
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@ -19,6 +19,7 @@
import fnmatch
import os
import re
import subprocess
import ansible.constants as C
@ -164,7 +165,7 @@ class Inventory(object):
a tuple of (start, stop) or None
"""
if not "[" in pattern:
if not "[" in pattern or '~' in pattern:
return (pattern, None)
(first, rest) = pattern.split("[")
rest = rest.replace("]","")
@ -201,11 +202,18 @@ class Inventory(object):
hosts = {}
# ignore any negative checks here, this is handled elsewhere
pattern = pattern.replace("!","")
is_re = False
if '~' in pattern:
is_re = True
hostregex = pattern.split('~', 1)[1]
groups = self.get_groups()
for group in groups:
for host in group.get_hosts():
if pattern == 'all' or self._match(group.name, pattern) or self._match(host.name, pattern):
if pattern == 'all' \
or self._match(group.name, pattern) \
or self._match(host.name, pattern) \
or (is_re and re.search(hostregex, host.name)):
hosts[host.name] = host
return sorted(hosts.values(), key=lambda x: x.name)