def Run(self, args):
super(CopyFiles, self).Run(args)
# TODO(b/33467618): Change this implementation to use ssh.SCPCommand and
# ssh.FileReference objects.
file_specs = []
# Parses the positional arguments.
for arg in args.sources + [args.destination]:
if ssh.IsScpLocalPath(arg):
file_specs.append(LocalFile(arg))
else:
user_host, file_path = arg.split(':', 1)
user_host_parts = user_host.split('@', 1)
if len(user_host_parts) == 1:
user = ssh.GetDefaultSshUsername(warn_on_account_user=True)
source_instance = user_host_parts[0]
else:
user, source_instance = user_host_parts
file_specs.append(RemoteFile(user, source_instance, file_path))
log.debug('Normalized arguments: %s', file_specs)
# Validates the positional arguments.
# TODO(user): Look into relaxing these conditions.
sources = file_specs[:-1]
destination = file_specs[-1]
if isinstance(destination, LocalFile):
for source in sources:
if isinstance(source, LocalFile):
raise exceptions.ToolException(
'All sources must be remote files when the destination '
'is local.')
else: # RemoteFile
for source in sources:
if isinstance(source, RemoteFile):
raise exceptions.ToolException(
'All sources must be local files when the destination '
'is remote.')
destination_instances = set()
for file_spec in file_specs:
if isinstance(file_spec, RemoteFile):
destination_instances.add(file_spec.instance_name)
if len(destination_instances) > 1:
raise exceptions.ToolException(
'Copies must involve exactly one virtual machine instance; '
'your invocation refers to [{0}] instances: [{1}].'.format(
len(destination_instances),
', '.join(sorted(destination_instances))))
source_instance_ref = instance_flags.SSH_INSTANCE_RESOLVER.ResolveResources(
[source_instance],
compute_scope.ScopeEnum.ZONE,
args.zone,
self.resources,
scope_lister=flags.GetDefaultScopeLister(self.compute_client,
self.project))[0]
source_instance = self.GetInstance(source_instance_ref)
external_ip_address = ssh_utils.GetExternalIPAddress(source_instance)
# Builds the scp command.
scp_args = [self.env.scp]
if not args.plain:
scp_args.extend(ssh.GetDefaultFlags(self.keys.key_file))
host_key_alias = self.HostKeyAlias(source_instance)
scp_args.extend(
ssh.GetHostKeyArgs(host_key_alias, args.plain,
args.strict_host_key_checking))
scp_args.append('-r')
for file_spec in file_specs:
if isinstance(file_spec, LocalFile):
scp_args.append(file_spec.file_path)
else:
scp_args.append('{0}:{1}'.format(
ssh.UserHost(file_spec.user, external_ip_address),
file_spec.file_path))
self.ActuallyRun(args, scp_args, user, source_instance,
source_instance_ref.project)
def Run(self, args):
super(Scp, self).Run(args)
file_specs = []
# Parses the positional arguments.
for arg in args.sources + [args.destination]:
if ssh.IsScpLocalPath(arg):
file_specs.append(LocalFile(arg))
else:
user_host, file_path = arg.split(':', 1)
user_host_parts = user_host.split('@', 1)
if len(user_host_parts) == 1:
user = ssh.GetDefaultSshUsername(warn_on_account_user=True)
instance = user_host_parts[0]
else:
user, instance = user_host_parts
file_specs.append(RemoteFile(user, instance, file_path))
log.debug('Normalized arguments: %s', file_specs)
# Validates the positional arguments.
# TODO(b/21515495): Look into relaxing these conditions.
sources = file_specs[:-1]
destination = file_specs[-1]
if isinstance(destination, LocalFile):
for source in sources:
if isinstance(source, LocalFile):
raise exceptions.ToolException(
'All sources must be remote files when the destination '
'is local.')
else: # RemoteFile
for source in sources:
if isinstance(source, RemoteFile):
raise exceptions.ToolException(
'All sources must be local files when the destination '
'is remote.')
instances = set()
for file_spec in file_specs:
if isinstance(file_spec, RemoteFile):
instances.add(file_spec.instance_name)
if len(instances) > 1:
raise exceptions.ToolException(
'Copies must involve exactly one virtual machine instance; '
'your invocation refers to [{0}] instances: [{1}].'.format(
len(instances), ', '.join(sorted(instances))))
instance_ref = instance_flags.SSH_INSTANCE_RESOLVER.ResolveResources(
[instance],
compute_scope.ScopeEnum.ZONE,
args.zone,
self.resources,
scope_lister=flags.GetDefaultScopeLister(self.compute_client,
self.project))[0]
instance = self.GetInstance(instance_ref)
external_ip_address = ssh_utils.GetExternalIPAddress(instance)
# Builds the scp command.
scp_args = [self.scp_executable]
if not args.plain:
scp_args.extend(self.GetDefaultFlags())
host_key_alias = self.HostKeyAlias(instance)
scp_args.extend(self.GetHostKeyArgs(args, host_key_alias))
# apply args
if args.quiet:
scp_args.append('-q')
if args.port:
scp_args.extend(['-P', args.port])
if args.recurse:
scp_args.append('-r')
if args.compress:
scp_args.append('-C')
if args.scp_flag:
scp_args.extend(args.scp_flag)
for file_spec in file_specs:
if isinstance(file_spec, LocalFile):
scp_args.append(file_spec.file_path)
else:
scp_args.append('{0}:{1}'.format(
ssh.UserHost(file_spec.user, external_ip_address),
file_spec.file_path))
self.ActuallyRun(args, scp_args, user, instance, instance_ref.project)