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Move all inventory script code into the script parser

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This commit is contained in:
Daniel Hokka Zakrisson 2013-02-27 20:35:08 +01:00
parent 7749b34546
commit 647cd0141c
3 changed files with 17 additions and 16 deletions
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17
lib/ansible/inventory/__init__.py
View file

@ -35,7 +35,7 @@ class Inventory(object):
Host inventory for ansible.
"""
__slots__ = [ 'host_list', 'groups', '_restriction', '_also_restriction', '_subset', '_is_script',
__slots__ = [ 'host_list', 'groups', '_restriction', '_also_restriction', '_subset',
'parser', '_vars_per_host', '_vars_per_group', '_hosts_cache', '_groups_list']
def __init__(self, host_list=C.DEFAULT_HOST_LIST):
@ -60,9 +60,6 @@ class Inventory(object):
self._also_restriction = None
self._subset = None
# whether the inventory file is a script
self._is_script = False
if type(host_list) in [ str, unicode ]:
if host_list.find(",") != -1:
host_list = host_list.split(",")
@ -82,7 +79,6 @@ class Inventory(object):
all.add_host(Host(x))
elif os.path.exists(host_list):
if utils.is_executable(host_list):
self._is_script = True
self.parser = InventoryScript(filename=host_list)
self.groups = self.parser.groups.values()
else:
@ -280,16 +276,7 @@ class Inventory(object):
vars.update(updated)
vars.update(host.get_variables())
if self._is_script:
cmd = [self.host_list,"--host",hostname]
try:
sp = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
except OSError, e:
raise errors.AnsibleError("problem running %s (%s)" % (' '.join(cmd), e))
(out, err) = sp.communicate()
results = utils.parse_json(out)
vars.update(results)
vars.update(self.parser.get_host_variables(host))
return vars
def add_group(self, group):

3
lib/ansible/inventory/ini.py
View file

@ -173,3 +173,6 @@ class InventoryParser(object):
group.set_variable(k, re.sub(r"^['\"]|['\"]$", '', v))
else:
group.set_variable(k, v)
def get_host_variables(self, host):
return {}

13
lib/ansible/inventory/script.py
View file

@ -29,7 +29,8 @@ class InventoryScript(object):
def __init__(self, filename=C.DEFAULT_HOST_LIST):
cmd = [ filename, "--list" ]
self.filename = filename
cmd = [ self.filename, "--list" ]
try:
sp = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
except OSError, e:
@ -77,3 +78,13 @@ class InventoryScript(object):
if child_name in groups:
groups[group_name].add_child_group(groups[child_name])
return groups
def get_host_variables(self, host):
""" Runs <script> --host <hostname> to determine additional host variables """
cmd = [self.filename, "--host", host.name]
try:
sp = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
except OSError, e:
raise errors.AnsibleError("problem running %s (%s)" % (' '.join(cmd), e))
(out, err) = sp.communicate()
return utils.parse_json(out)