mirror of
https://github.com/goharbor/harbor.git
synced 2024-12-18 06:38:19 +01:00
242 lines
8.7 KiB
Python
242 lines
8.7 KiB
Python
from shutil import copyfile
|
|
import os
|
|
import sys
|
|
import argparse
|
|
|
|
if sys.version_info[:3][0] == 2:
|
|
import ConfigParser as ConfigParser
|
|
import StringIO as StringIO
|
|
|
|
if sys.version_info[:3][0] == 3:
|
|
import configparser as ConfigParser
|
|
import io as StringIO
|
|
|
|
RC_VALIDATE = 101
|
|
RC_UP = 102
|
|
RC_DOWN = 103
|
|
RC_BACKUP = 104
|
|
RC_RESTORE = 105
|
|
RC_UNKNOWN_TYPE = 106
|
|
RC_GEN = 110
|
|
|
|
class DBMigrator():
|
|
|
|
def __init__(self, target):
|
|
self.target = target
|
|
self.script = "./db/run.sh"
|
|
|
|
def backup(self):
|
|
return run_cmd(self.script + " backup") == 0
|
|
|
|
def restore(self):
|
|
return run_cmd(self.script + " restore") == 0
|
|
|
|
def up(self):
|
|
cmd = self.script + " up"
|
|
if self.target != '':
|
|
cmd = cmd + " " + self.target
|
|
return run_cmd(cmd) == 0
|
|
|
|
def validate(self):
|
|
return run_cmd(self.script + " test") == 0
|
|
|
|
class CfgMigrator():
|
|
|
|
def __init__(self, target, output):
|
|
cfg_dir = "/harbor-migration/harbor-cfg"
|
|
cfg_out_dir = "/harbor-migration/harbor-cfg-out"
|
|
|
|
self.target = target
|
|
self.cfg_path = self.__config_filepath(cfg_dir)
|
|
if not self.cfg_path:
|
|
self.cfg_path = os.path.join(cfg_dir, "harbor.cfg")
|
|
|
|
if output:
|
|
self.output = output
|
|
elif self.__config_filepath(cfg_out_dir):
|
|
self.output = self.__config_filepath(cfg_out_dir)
|
|
elif os.path.isdir(cfg_out_dir):
|
|
self.output = os.path.join(cfg_out_dir, os.path.basename(self.cfg_path))
|
|
else:
|
|
self.output = ""
|
|
|
|
self.backup_path = "/harbor-migration/backup"
|
|
self.restore_src = self.__config_filepath(self.backup_path)
|
|
self.restore_tgt = os.path.join(os.path.dirname(self.cfg_path), os.path.basename(self.restore_src))
|
|
|
|
@staticmethod
|
|
def __config_filepath(d):
|
|
if os.path.isfile(os.path.join(d, "harbor.yml")):
|
|
return os.path.join(d, "harbor.yml")
|
|
elif os.path.isfile(os.path.join(d, "harbor.cfg")):
|
|
return os.path.join(d, "harbor.cfg")
|
|
return ""
|
|
|
|
def backup(self):
|
|
try:
|
|
copyfile(self.cfg_path, os.path.join(self.backup_path, os.path.basename(self.cfg_path)))
|
|
print ("Success to backup harbor.cfg.")
|
|
return True
|
|
except Exception as e:
|
|
print ("Back up error: %s" % str(e))
|
|
return False
|
|
|
|
def restore(self):
|
|
if not self.restore_src:
|
|
print("unable to locate harbor config file in directory: %s" % self.backup_path)
|
|
return False
|
|
|
|
try:
|
|
copyfile(self.restore_src, self.restore_tgt)
|
|
print ("Success to restore harbor.cfg.")
|
|
return True
|
|
except Exception as e:
|
|
print ("Restore error: %s" % str(e))
|
|
return False
|
|
|
|
def up(self):
|
|
if not os.path.exists(self.cfg_path):
|
|
print ("Skip cfg up as no harbor.cfg in the path.")
|
|
return True
|
|
|
|
if self.output and os.path.isdir(self.output):
|
|
cmd = "python ./cfg/run.py --input " + self.cfg_path + " --output " + os.path.join(self.output, os.path.basename(self.cfg_path))
|
|
elif self.output and os.path.isfile(self.output):
|
|
cmd = "python ./cfg/run.py --input " + self.cfg_path + " --output " + self.output
|
|
else:
|
|
print ("The path of the migrated harbor.cfg is not set, the input file will be overwritten.")
|
|
cmd = "python ./cfg/run.py --input " + self.cfg_path
|
|
|
|
if self.target != '':
|
|
cmd = cmd + " --target " + self.target
|
|
print("Command for config file migration: %s" % cmd)
|
|
return run_cmd(cmd) == 0
|
|
|
|
def validate(self):
|
|
if not os.path.exists(self.cfg_path):
|
|
print ("Unable to locate the input harbor configuration file: %s, please check." % self.cfg_path)
|
|
return False
|
|
return True
|
|
|
|
class Parameters(object):
|
|
def __init__(self):
|
|
self.db_user = os.getenv('DB_USR', '')
|
|
self.db_pwd = os.getenv('DB_PWD', '')
|
|
self.skip_confirm = os.getenv('SKIP_CONFIRM', 'n')
|
|
self.output = False
|
|
self.is_migrate_db = True
|
|
self.is_migrate_cfg = True
|
|
self.target_version = ''
|
|
self.action = ''
|
|
self.init_from_input()
|
|
|
|
def is_action(self, action):
|
|
if action == "test" or action == "backup" or action == "restore" or action == "up":
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
def parse_input(self):
|
|
argv_len = len(sys.argv[1:])
|
|
last_argv = sys.argv[argv_len:][0]
|
|
if not self.is_action(last_argv):
|
|
print ("Fail to parse input: the last parameter should in test:up:restore:backup")
|
|
sys.exit(RC_GEN)
|
|
|
|
if last_argv == 'up':
|
|
if self.skip_confirm != 'y':
|
|
if not pass_skip_confirm():
|
|
sys.exit(RC_GEN)
|
|
|
|
if argv_len == 1:
|
|
return (True, True, '', False, last_argv)
|
|
|
|
parser = argparse.ArgumentParser(description='migrator of harbor')
|
|
parser.add_argument('--db', action="store_true", dest='is_migrate_db', required=False, default=False, help='The flag to upgrade db.')
|
|
parser.add_argument('--cfg', action="store_true", dest='is_migrate_cfg', required=False, default=False, help='The flag to upgrede cfg.')
|
|
parser.add_argument('--version', action="store", dest='target_version', required=False, default='', help='The target version that the harbor will be migrated to.')
|
|
parser.add_argument('--output', action="store_true", dest='output', required=False, default=False, help='The path of the migrated harbor.cfg, if not set the input file will be overwritten.')
|
|
|
|
args = parser.parse_args(sys.argv[1:argv_len])
|
|
args.action = last_argv
|
|
return (args.is_migrate_db, args.is_migrate_cfg, args.target_version, args.output, args.action)
|
|
|
|
def init_from_input(self):
|
|
(self.is_migrate_db, self.is_migrate_cfg, self.target_version, self.output, self.action) = self.parse_input()
|
|
|
|
def run_cmd(cmd):
|
|
return os.system(cmd)
|
|
|
|
def pass_skip_confirm():
|
|
valid = {"yes": True, "y": True, "ye": True, "no": False, "n": False}
|
|
message = "Please backup before upgrade, \nEnter y to continue updating or n to abort: "
|
|
while True:
|
|
sys.stdout.write(message)
|
|
choice = raw_input().lower()
|
|
if choice == '':
|
|
return False
|
|
elif choice in valid:
|
|
return valid[choice]
|
|
else:
|
|
sys.stdout.write("Please respond with 'yes' or 'no' "
|
|
"(or 'y' or 'n').\n")
|
|
|
|
def main():
|
|
commandline_input = Parameters()
|
|
|
|
db_migrator = DBMigrator(commandline_input.target_version)
|
|
cfg_migrator = CfgMigrator(commandline_input.target_version, commandline_input.output)
|
|
|
|
try:
|
|
# test
|
|
if commandline_input.action == "test":
|
|
if commandline_input.is_migrate_db:
|
|
if not db_migrator.validate():
|
|
print ("Fail to validate: please make sure your DB auth is correct.")
|
|
sys.exit(RC_VALIDATE)
|
|
|
|
if commandline_input.is_migrate_cfg:
|
|
if not cfg_migrator.validate():
|
|
print ("Fail to validate: please make sure your cfg path is correct.")
|
|
sys.exit(RC_VALIDATE)
|
|
|
|
# backup
|
|
elif commandline_input.action == "backup":
|
|
if commandline_input.is_migrate_db:
|
|
if not db_migrator.backup():
|
|
sys.exit(RC_BACKUP)
|
|
|
|
if commandline_input.is_migrate_cfg:
|
|
if not cfg_migrator.backup():
|
|
sys.exit(RC_BACKUP)
|
|
|
|
# up
|
|
elif commandline_input.action == "up":
|
|
if commandline_input.is_migrate_db:
|
|
if not db_migrator.up():
|
|
sys.exit(RC_UP)
|
|
|
|
if commandline_input.is_migrate_cfg:
|
|
if not cfg_migrator.up():
|
|
sys.exit(RC_UP)
|
|
|
|
# restore
|
|
elif commandline_input.action == "restore":
|
|
if commandline_input.is_migrate_db:
|
|
if not db_migrator.restore():
|
|
sys.exit(RC_RESTORE)
|
|
|
|
if commandline_input.is_migrate_cfg:
|
|
if not cfg_migrator.restore():
|
|
sys.exit(RC_RESTORE)
|
|
|
|
else:
|
|
print ("Unknow action type: " + str(commandline_input.action))
|
|
sys.exit(RC_UNKNOWN_TYPE)
|
|
except Exception as ex:
|
|
print ("Migrator fail to execute, err: " + ex.message)
|
|
sys.exit(RC_GEN)
|
|
|
|
if __name__ == '__main__':
|
|
main()
|