def loadCachedConfig(self):
config_obj = {}
cached_config_path = FileSystem.join(self.tmpCacheDir, self.configFileName)
if FileSystem.fileExists(cached_config_path):
print('File exists load config.')
config_obj = self.parseConfig(cached_config_path)
config_obj['init'] = False
elif self.gitInitUrl:
print('No cached configuration, download from github')
if self.clone(self.gitInitUrl):
config_obj = self.parseConfig(FileSystem.join(self.tmpRepoDir, self.configFileName))
config_obj['init'] = True
return config_obj
def __init__(self, type_of_event, branch, url, keypair, git_init_url=None):
self.type = type_of_event
self.branch = branch
self.url = url
self.tmpDir = '/tmp/ferrymang'
self.tmpRepoDir = FileSystem.join(self.tmpDir, 'repository')
self.tmpCacheDir = FileSystem.join(self.tmpDir, 'cache')
self.gitInitUrl = git_init_url or ''
self.Keypair = Keypair('git', keypair['pubkpath'], keypair['prvkpath'], keypair['pkpasswd'])
FileSystem.createDirectory(self.tmpDir)
self.config = self.loadCachedConfig()
self.dispatch()
def runScripts(self, script_name):
if self.config['applications']:
for key in self.config['applications']:
application_path = self.rootAndResolve(self.config['applications'][key]['path'])
script = self.config['applications'][key][script_name]
if script.get('path') is not None:
script_path = FileSystem.join(self.config['applications'][key]['path'], script['path'])
script_path = self.rootAndResolve(script_path)
if FileSystem.fileExists(script_path):
print('Running script', script_path)
if subprocess.call('cd '+application_path+' && '+script_path+' '+script['parameters'], shell=True):
print('Ran script successfully', script_path)
else:
print('Ran script but unsuccessfully', script_path)
else:
print('Failed to run a script; unavailable script', script_path)
elif script.get('commands') is not None:
for command in script['commands']:
command = command.replace('{path}', application_path)
print('Running command "'+command+'"')
if subprocess.call('cd '+application_path+' && '+command, shell=True):
print('Ran command successfully', command)
else:
print('Ran command but unsuccessfully', command)
def clean(self):
self.runScripts('stop')
self.deleteApplicationsRoots()
FileSystem.delete(FileSystem.join(self.tmpCacheDir, self.configFileName))
return
def deploy(self):
self.clean()
if not self.config['init']:
self.clone(self.url)
# Read current version's config
self.config = self.parseConfig(FileSystem.join(self.tmpRepoDir, self.configFileName))
# Copy current config to config cache
if FileSystem.delete(self.tmpCacheDir) and FileSystem.createDirectory(self.tmpCacheDir):
if FileSystem.copy(FileSystem.join(self.tmpRepoDir, self.configFileName), self.tmpCacheDir):
print('Cached configuration file.')
# Create root directory if configured
if self.config['root']:
if FileSystem.createDirectory(self.config['root']):
print('Created root directory as configured.')
if self.config['actions']:
for actions in self.config['actions']:
if actions['type'] == 'move':
to_path = FileSystem.join(self.config['root'], actions['to'])
to_path = FileSystem.resolve(to_path)
if actions['to'][-1:] == '/' and not FileSystem.dirExists(to_path):
FileSystem.createDirectory(to_path)
from_path = FileSystem.join(self.tmpRepoDir, actions['from'])
from_path = FileSystem.resolve(from_path)
print('ACTION: MOVING.', from_path, to_path)
FileSystem.move(from_path, to_path)
print('OK: Moved.')
elif actions['type'] == 'mkdir':
path = FileSystem.join(self.config['root'], actions['path'])
print('ACTION: MKDIR: ' + path)
if not FileSystem.exists(path):
if FileSystem.createDirectory(path):
print('OK: Directory created.')
else:
print('ERROR: Could not create directory.')
else:
print('ERROR: Already exists. Nothing to do.')
elif actions['type'] == 'delete':
path = FileSystem.join(self.config['root'], actions['path'])
if not FileSystem.exists(path):
print('Path marked for deletion does not exits. Nothing to do.')
else:
print('ACTION: DELETING ' + path)
if FileSystem.delete(path):
print('OK: File or directory deleted')
else:
print('ERROR: Could not delete path: '+path)
self.runScripts('start')
# Delete TMP folder
if FileSystem.delete(self.tmpRepoDir):
print('Successfully deleted temporary repository directory.')
return True
def rootAndResolve(self, path):
path = FileSystem.join(self.config['root'], path)
return FileSystem.resolve(path)