Make sure tempdirs are cleaned up after execution steps, fix notifiers, make sure
service module is installed by setup.py
This commit is contained in:
Michael DeHaan
parent
6541f338df
commit
e4304a0ac5
4 changed files with 38 additions and 35 deletions
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@ -4,7 +4,7 @@
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- name: configure template & module variables for future template calls
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action: setup http_port=80 max_clients=200
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- name: write the apache config file
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action: template src=/srv/httpd.j2 dest=/etc/httpd/conf
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action: template src=/srv/httpd.j2 dest=/etc/httpd.conf
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notify:
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- restart apache
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- name: ensure apache is running
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@ -223,8 +223,7 @@ class PlayBook(object):
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# for this particular pattern group
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for x in handlers:
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attribs = x["do"]
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name = attribs[0]
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name = x['name']
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if match_name == name:
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# flag the handler with the list of hosts
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# it needs to be run on, it will be run later
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@ -153,8 +153,6 @@ class Runner(object):
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def _return_from_module(self, conn, host, result):
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''' helper function to handle JSON parsing of results '''
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# disconnect from paramiko/SSH
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conn.close()
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try:
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# try to parse the JSON response
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return [ host, True, json.loads(result) ]
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@ -165,7 +163,7 @@ class Runner(object):
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def _delete_remote_files(self, conn, files):
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''' deletes one or more remote files '''
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for filename in files:
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self._exec_command(conn, "rm -f %s" % filename)
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self._exec_command(conn, "rm -rf %s" % filename)
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def _transfer_file(self, conn, source, dest):
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''' transfers a remote file '''
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@ -174,32 +172,34 @@ class Runner(object):
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sftp.put(source, dest)
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sftp.close()
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def _transfer_module(self, conn):
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def _transfer_module(self, conn, tmp):
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'''
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transfers a module file to the remote side to execute it,
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but does not execute it yet
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'''
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outpath = self._copy_module(conn)
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outpath = self._copy_module(conn, tmp)
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self._exec_command(conn, "chmod +x %s" % outpath)
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return outpath
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def _execute_module(self, conn, outpath):
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def _execute_module(self, conn, outpath, tmp):
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'''
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runs a module that has already been transferred
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'''
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cmd = self._command(outpath)
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result = self._exec_command(conn, cmd)
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self._delete_remote_files(conn, [ outpath ])
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self._delete_remote_files(conn, [ tmp ])
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return result
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def _execute_normal_module(self, conn, host):
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def _execute_normal_module(self, conn, host, tmp):
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'''
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transfer & execute a module that is not 'copy' or 'template'
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because those require extra work.
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'''
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module = self._transfer_module(conn)
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result = self._execute_module(conn, module)
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return self._return_from_module(conn, host, result)
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module = self._transfer_module(conn, tmp)
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result = self._execute_module(conn, module, tmp)
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self._delete_remote_files(conn, tmp)
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result = self._return_from_module(conn, host, result)
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return result
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def _parse_kv(self, args):
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''' helper function to convert a string of key/value items to a dict '''
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@ -210,7 +210,7 @@ class Runner(object):
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options[k]=v
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return options
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def _execute_copy(self, conn, host):
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def _execute_copy(self, conn, host, tmp):
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''' handler for file transfer operations '''
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# load up options
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@ -219,7 +219,7 @@ class Runner(object):
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dest = options['dest']
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# transfer the file to a remote tmp location
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tmp_path = self._get_tmp_path(conn)
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tmp_path = tmp
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tmp_src = tmp_path + source.split('/')[-1]
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self._transfer_file(conn, source, tmp_src)
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@ -229,11 +229,11 @@ class Runner(object):
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# run the copy module
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self.module_args = [ "src=%s" % tmp_src, "dest=%s" % dest ]
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result = self._execute_module(conn, module)
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self._delete_remote_files(conn, tmp_src)
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result = self._execute_module(conn, module, tmp)
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self._delete_remote_files(conn, tmp_path)
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return self._return_from_module(conn, host, result)
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def _execute_template(self, conn, host):
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def _execute_template(self, conn, host, tmp):
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''' handler for template operations '''
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# load up options
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@ -243,18 +243,19 @@ class Runner(object):
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metadata = options.get('metadata', '/etc/ansible/setup')
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# first copy the source template over
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tpath = tmp
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tempname = os.path.split(source)[-1]
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temppath = self._get_tmp_path(conn) + tempname
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temppath = tpath + tempname
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self._transfer_file(conn, source, temppath)
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# install the template module
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self.module_name = 'template'
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module = self._transfer_module(conn)
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module = self._transfer_module(conn, tmp)
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# run the template module
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self.module_args = [ "src=%s" % temppath, "dest=%s" % dest, "metadata=%s" % metadata ]
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result = self._execute_module(conn, module)
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self._delete_remote_files(conn, [ temppath ])
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result = self._execute_module(conn, module, tmp)
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self._delete_remote_files(conn, [ tpath ])
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return self._return_from_module(conn, host, result)
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@ -271,18 +272,24 @@ class Runner(object):
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# module, call the appropriate executor function
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ok, conn = self._connect(host)
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tmp = self._get_tmp_path(conn)
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result = None
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if not ok:
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return [ host, False, conn ]
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result = [ host, False, conn ]
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if self.module_name not in [ 'copy', 'template' ]:
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return self._execute_normal_module(conn, host)
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result = self._execute_normal_module(conn, host, tmp)
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elif self.module_name == 'copy':
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return self._execute_copy(conn, host)
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result = self._execute_copy(conn, host, tmp)
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elif self.module_name == 'template':
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return self._execute_template(conn, host)
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result = self._execute_template(conn, host, tmp)
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else:
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# this would be a coding error in THIS module
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# shouldn't occur
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raise Exception("???")
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self._delete_remote_files(conn, tmp)
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conn.close()
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return result
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def _command(self, outpath):
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''' form up a command string for running over SSH '''
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@ -304,19 +311,15 @@ class Runner(object):
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def _get_tmp_path(self, conn):
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''' gets a temporary path on a remote box '''
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result = self._exec_command(conn, "mktemp -d /tmp/ansible.XXXXXX")
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return result.split("\n")[0] + '/'
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if conn not in self._tmp_paths:
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output = self._exec_command(conn, "mktemp -d /tmp/ansible.XXXXXX")
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self._tmp_paths[conn] = output.split("\n")[0] + '/'
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return self._tmp_paths[conn]
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def _copy_module(self, conn):
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def _copy_module(self, conn, tmp):
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''' transfer a module over SFTP, does not run it '''
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in_path = os.path.expanduser(
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os.path.join(self.module_path, self.module_name)
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)
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out_path = self._get_tmp_path(conn) + self.module_name
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out_path = tmp + self.module_name
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sftp = conn.open_sftp()
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sftp.put(in_path, out_path)
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sftp.close()
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1
setup.py
1
setup.py
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@ -21,6 +21,7 @@ setup(name='ansible',
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'library/ohai',
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'library/copy',
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'library/setup',
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'library/service',
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'library/template',
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'library/git',
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]),
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