本文整理汇总了Python中remote_helper.RemoteHelper.scp方法的典型用法代码示例。如果您正苦于以下问题:Python RemoteHelper.scp方法的具体用法?Python RemoteHelper.scp怎么用?Python RemoteHelper.scp使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类remote_helper.RemoteHelper
的用法示例。
在下文中一共展示了RemoteHelper.scp方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: add
# 需要导入模块: from remote_helper import RemoteHelper [as 别名]
# 或者: from remote_helper.RemoteHelper import scp [as 别名]
def add(self, argv):
parser = argparse.ArgumentParser(usage=self.SUPPORT_CMDS['add'])
parser.add_argument("policy_name")
parser.add_argument("policy_file", nargs="?", type=argparse.FileType('r'), default=sys.stdin)
parser.add_argument("-inactive", action='store_true')
options = parser.parse_args(argv)
content = options.policy_file.read()
if not options.policy_file == sys.stdin:
options.policy_file.close()
if self.eager:
res = self.eager.add_policy(options.policy_name, content, not options.inactive)
if res[0] == 0:
print res[1]
else:
if self.remote_exist(options.policy_name, 'all'):
print "Error: Policy {0} already exists!".format(options.policy_name)
return
if options.inactive:
s = '.i.py'
else:
s = '.a.py'
s = options.policy_name + s
tmp = open(s, "w")
tmp.write(content)
tmp.close()
RemoteHelper.scp(self.service_host, self.key_name, s, self.POLICY_DIR, False)
示例2: valid_ssh_key
# 需要导入模块: from remote_helper import RemoteHelper [as 别名]
# 或者: from remote_helper.RemoteHelper import scp [as 别名]
def valid_ssh_key(self, config, run_instances_opts):
""" Checks if the tools can log into the head node with the current key.
Args:
config: A dictionary that includes the IPs layout (which itself is a dict
mapping role names to IPs) and, optionally, the keyname to use.
run_instances_opts: The arguments parsed from the appscale-run-instances
command.
Returns:
A bool indicating whether or not the specified keyname can be used to log
into the head node.
Raises:
BadConfigurationException: If the IPs layout was not a dictionary.
"""
keyname = config['keyname']
verbose = config.get('verbose', False)
if not isinstance(config['ips_layout'], dict):
raise BadConfigurationException(
'ips_layout should be a dictionary. Please fix it and try again.')
ssh_key_location = self.APPSCALE_DIRECTORY + keyname + ".key"
if not os.path.exists(ssh_key_location):
return False
all_ips = LocalState.get_all_public_ips(keyname)
# If a login node is defined, use that to communicate with other nodes.
node_layout = NodeLayout(run_instances_opts)
head_node = node_layout.head_node()
if head_node is not None:
remote_key = '{}/ssh.key'.format(RemoteHelper.CONFIG_DIR)
try:
RemoteHelper.scp(
head_node.public_ip, keyname, ssh_key_location, remote_key, verbose)
except ShellException:
return False
for ip in all_ips:
ssh_to_ip = 'ssh -i {key} -o StrictHostkeyChecking=no [email protected]{ip} true'\
.format(key=remote_key, ip=ip)
try:
RemoteHelper.ssh(
head_node.public_ip, keyname, ssh_to_ip, verbose, user='root')
except ShellException:
return False
return True
for ip in all_ips:
if not self.can_ssh_to_ip(ip, keyname, verbose):
return False
return True
示例3: add_keypair
# 需要导入模块: from remote_helper import RemoteHelper [as 别名]
# 或者: from remote_helper.RemoteHelper import scp [as 别名]
def add_keypair(cls, options):
"""Sets up passwordless SSH login to the machines used in a virtualized
cluster deployment.
Args:
options: A Namespace that has fields for each parameter that can be
passed in via the command-line interface.
"""
LocalState.require_ssh_commands(options.auto, options.verbose)
LocalState.make_appscale_directory()
path = LocalState.LOCAL_APPSCALE_PATH + options.keyname
if options.add_to_existing:
public_key = path + ".pub"
private_key = path
else:
public_key, private_key = LocalState.generate_rsa_key(options.keyname,
options.verbose)
if options.auto:
if 'root_password' in options:
AppScaleLogger.log("Using the provided root password to log into " + \
"your VMs.")
password = options.root_password
else:
AppScaleLogger.log("Please enter the password for the root user on" + \
" your VMs:")
password = getpass.getpass()
node_layout = NodeLayout(options)
if not node_layout.is_valid():
raise BadConfigurationException("There were problems with your " + \
"placement strategy: " + str(node_layout.errors()))
all_ips = [node.public_ip for node in node_layout.nodes]
for ip in all_ips:
# first, set up passwordless ssh
AppScaleLogger.log("Executing ssh-copy-id for host: {0}".format(ip))
if options.auto:
LocalState.shell("{0} [email protected]{1} {2} {3}".format(cls.EXPECT_SCRIPT, ip,
private_key, password), options.verbose)
else:
LocalState.shell("ssh-copy-id -i {0} [email protected]{1}".format(private_key, ip),
options.verbose)
# next, copy over the ssh keypair we generate
RemoteHelper.scp(ip, options.keyname, public_key, '/root/.ssh/id_rsa.pub',
options.verbose)
RemoteHelper.scp(ip, options.keyname, private_key, '/root/.ssh/id_rsa',
options.verbose)
AppScaleLogger.success("Generated a new SSH key for this deployment " + \
"at {0}".format(private_key))