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-rw-r--r--compass-deck/actions/cli.py179
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+# Copyright 2014 Huawei Technologies Co. Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Compass Command Line Interface"""
+import logging
+import subprocess
+import sys
+
+from compass.actions.health_check import check
+from compass.db.api import database
+
+from compass.utils import flags
+from compass.utils import logsetting
+from compass.utils import setting_wrapper as setting
+from compass.utils.util import pretty_print
+
+
+ACTION_MAP = {
+ "check": "apache celery dhcp dns hds misc os_installer "
+ "package_installer squid tftp".split(" "),
+ "refresh": "db sync".split(" "),
+}
+
+
+class BootCLI(object):
+ """CLI to do compass check."""
+
+ def __init__(self):
+ return
+
+ def run(self, args):
+ """cli takes the commands and calls respective modules."""
+ action = self.get_action(args)
+ if action is None:
+ self.print_help()
+ else:
+ module = self.get_module(action, args)
+ if module == "invalid":
+ self.print_help(action)
+ else:
+ method = "self.run_" + action + "(module)"
+ eval(method)
+
+ @classmethod
+ def get_action(cls, args):
+ """This method returns an action type.
+
+ .. note::
+ For 'compass check dhcp' command, it will return 'check'.
+ """
+ if len(args) == 1:
+ return None
+ elif args[1] in ACTION_MAP.keys():
+ return args[1]
+ return None
+
+ @classmethod
+ def get_module(cls, action, args):
+ """This method returns a module.
+
+ .. note::
+ For 'compass check dhcp' command, it will return 'dhcp'.
+ """
+ if len(args) <= 2:
+ return None
+ elif args[2] in ACTION_MAP[action]:
+ return args[2]
+ return "invalid"
+
+ def run_check(self, module=None):
+ """This provides a flexible sanity check.
+
+ .. note::
+ param module default set to None.
+ if parameter module is none. Compass checks all modules.
+ If module specified, Compass will only check such module.
+ """
+ if module is None:
+ pretty_print("Starting: Compass Health Check",
+ "==============================")
+ chk = check.BootCheck()
+ res = chk.run()
+ self.output_check_result(res)
+
+ else:
+ pretty_print("Checking Module: %s" % module,
+ "============================")
+ chk = check.BootCheck()
+ method = "chk._check_" + module + "()"
+ res = eval(method)
+ print "\n".join(msg for msg in res[1])
+
+ @classmethod
+ def output_check_result(cls, result):
+ """output check result."""
+ if result == {}:
+ return
+ pretty_print("\n",
+ "===============================",
+ "* Compass Health Check Report *",
+ "===============================")
+ successful = True
+ for key in result.keys():
+ if result[key][0] == 0:
+ successful = False
+ print "%s" % "\n".join(item for item in result[key][1])
+
+ print "===================="
+ if successful is True:
+ print "Compass Check completes. No problems found, all systems go"
+ sys.exit(0)
+ else:
+ print (
+ "Compass has ERRORS shown above. Please fix them before "
+ "deploying!")
+ sys.exit(1)
+
+ @classmethod
+ def run_refresh(cls, action=None):
+ """Run refresh."""
+ # TODO(xicheng): replace refresh.sh with refresh.py
+ if action is None:
+ pretty_print("Refreshing Compass...",
+ "=================")
+ subprocess.Popen(
+ ['/opt/compass/bin/refresh.sh'], shell=True)
+ elif action == "db":
+ pretty_print("Refreshing Compass Database...",
+ "===================")
+ subprocess.Popen(
+ ['/opt/compass/bin/manage_db.py createdb'], shell=True)
+ else:
+ pretty_print("Syncing with Installers...",
+ "================")
+ subprocess.Popen(
+ ['/opt/compass/bin/manage_db.py sync_from_installers'],
+ shell=True
+ )
+
+ @classmethod
+ def print_help(cls, module_help=""):
+ """print help."""
+ if module_help == "":
+ pretty_print("usage\n=====",
+ "compass <refresh|check>",
+ "type 'compass {action} --help' for detailed "
+ "command list")
+
+ elif module_help == "refresh":
+ pretty_print("usage\n=====",
+ "compass refresh [%s]" %
+ "|".join(action for action in ACTION_MAP['refresh']))
+
+ else:
+ pretty_print("usage\n=====",
+ "compass check [%s]" %
+ "|".join(action for action in ACTION_MAP['check']))
+ sys.exit(2)
+
+
+def main():
+ """Compass cli entry point."""
+ flags.init()
+ logsetting.init()
+ database.init()
+ cli = BootCLI()
+ output = cli.run(sys.argv)
+ return sys.exit(output)