diff options
Diffstat (limited to 'plugins/shell.py')
-rw-r--r-- | plugins/shell.py | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/plugins/shell.py b/plugins/shell.py new file mode 100644 index 0000000..a2d9c1a --- /dev/null +++ b/plugins/shell.py @@ -0,0 +1,52 @@ +import os, subprocess, dotbot + +class Shell(dotbot.Plugin): + ''' + Run arbitrary shell commands. + ''' + + _directive = 'shell' + + def can_handle(self, directive): + return directive == self._directive + + def handle(self, directive, data): + if directive != self._directive: + raise ValueError('Shell cannot handle directive %s' % + directive) + return self._process_commands(data) + + def _process_commands(self, data): + success = True + with open(os.devnull, 'w') as devnull: + for item in data: + stdin = stdout = stderr = devnull + if isinstance(item, dict): + cmd = item['command'] + msg = item.get('description', None) + if item.get('stdin', False) is True: + stdin = None + if item.get('stdout', False) is True: + stdout = None + if item.get('stderr', False) is True: + stderr = None + elif isinstance(item, list): + cmd = item[0] + msg = item[1] if len(item) > 1 else None + else: + cmd = item + msg = None + if msg is None: + self._log.lowinfo(cmd) + else: + self._log.lowinfo('%s [%s]' % (msg, cmd)) + ret = subprocess.call(cmd, shell=True, stdin=stdin, stdout=stdout, + stderr=stderr, cwd=self._base_directory) + if ret != 0: + success = False + self._log.warning('Command [%s] failed' % cmd) + if success: + self._log.info('All commands have been executed') + else: + self._log.error('Some commands were not successfully executed') + return success |