How to use _make_ssh_cmd_default method in autotest

Best Python code snippet using autotest_python Github


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...16from caliper.server.hosts import remote_host17from caliper.client.shared.settings import settings18enable_master_ssh = settings.get_value('SERVER', 'enable_master_ssh',19 type=bool, default=False)20def _make_ssh_cmd_default(user="root", port=22, opts='',21 hosts_file='/dev/null', connect_timeout=30,22 alive_interval=300):23 base_command = ("/usr/bin/ssh -a -x %s -o StrictHostKeyChecking=no "24 "-o UserKnownHostsFile=%s -o BatchMode=yes "25 "-o ConnectTimeout=%d -o ServerAliveInterval=%d "26 "-l %s -p %d")27 assert isinstance(connect_timeout, (int, long))28 assert connect_timeout > 029 if isinstance(port, str):30 port = int(port)31 return base_command % (opts, hosts_file,32 connect_timeout, alive_interval, user, port)33class AbstractSSHHost(remote_host.RemoteHost):34 def _initialize(self, hostname, user="root", port=22, password="", *args,35 **dargs):36 super(AbstractSSHHost, self)._initialize(hostname=hostname, *args,37 **dargs)38 self.ip = socket.getaddrinfo(self.hostname, None)[0][4][0]39 self.user = user40 self.port = port41 self.password = password42 self._use_rsync = None43 self.known_hosts_file = tempfile.mkstemp()[1]44 """45 master SSH connection backgroud job, socket temp directory and socket46 control path option. if master-ssh is enabled, these fields will be47 initialized by start_master_ssh when a new SSH connection is initialed48 """49 self.master_ssh_job = None50 self.master_ssh_tempdir = None51 self.master_ssh_option = ''52 def use_rsync(self):53 if self._use_rsync is not None:54 return self._use_rsync55 # check if the rsync is available on the remote host. If it's not,56 # don't try to use it for any future file transfers.57 self._use_rsync = self._check_rsync()58 if not self._use_rsync:59 logging.warn("rsync not available on remote host %s -- disabled",60 self.hostname)61 return self._use_rsync62 def _check_rsync(self):63 try:64"rsync --version", stdout_tee=None, stderr_tee=None)65 except error.ServRunError:66 return False67 return True68 def _make_rsync_cmd(self, sources, dest, delete_dest, preserve_symlinks):69 """70 given a list of file paths, encodes it as a single remote path,71 in the style used by rsync and scp72 """73 ssh_cmd = _make_ssh_cmd_default(user=self.user, port=self.port,74 opts=self.master_ssh_option,75 hosts_file=self.known_hosts_file)76 if delete_dest:77 delete_flag = "--delete"78 else:79 delete_flag = ""80 if preserve_symlinks:81 symlink_flag = ""82 else:83 symlink_flag = "-L"84 command = "rsync %s %s --timeout=1800 --rsh='%s' -az %s %s"85 return command % (symlink_flag, delete_flag, ssh_cmd,86 " ".join(sources), dest)87 def _make_rsync_compatible_globs(self, path, is_local):88 """89 given an rsync-style path, returns a list of globbed paths that will90 hopefully provide equivalent behaviour for scp. Does not support the91 full range of rsync pattern matching behaviour, only that exposed in92 the get/send_file interface.93 """94 if len(path) == 0 or path[-1] != "/":95 return [path]96 if is_local:97 def glob_matches_files(path, pattern):98 return len(glob.glob(path + pattern)) > 099 else:100 def glob_matches_files(path, pattern):101 result ="ls \"%s\"%s" %102 (utils.sh_escape(path), pattern),103 stdout_tee=None, ignore_status=True)104 return result.exit_status == 0105 patterns = ["*", ".[!.]*"]106 patterns = [p for p in patterns if glob_matches_files(path, p)]107 # convert them into a set of paths suitable for the commandline108 if is_local:109 return ["\"%s\"%s" % (utils.sh_escape(path), pattern)110 for pattern in patterns]111 else:112 return [utils.scp_remote_escape(path) + pattern113 for pattern in patterns]114 def _make_rsync_compatible_source(self, source, is_local):115 """116 Applies the same logic as _make_rsync_ccompatible_globs, but applies if117 to an entire list of sources, producing a new list of sources,118 properly quoted.119 """120 return sum((self._make_rsync_compatible_globs(path, is_local)121 for path in source), [])122 def _encode_remote_paths(self, paths, escape=True):123 """124 Given a list of file paths, encodes it as a single remote path, in the125 style used by rsync and scp.126 """127 if escape:128 paths = [utils.scp_remote_escape(path) for path in paths]129 return '%s@%s:"%s"' % (self.user, self.hostname, " ".join(paths))130 def _make_ssh_cmd(self, cmd):131 base_cmd = _make_ssh_cmd_default(user=self.user, port=self.port,132 opts=self.master_ssh_option,133 hosts_file=self.known_hosts_file)134 return '%s %s "%s"' % (base_cmd, self.hostname, utils.sh_escape(cmd))135 def _make_scp_cmd(self, sources, dest):136 """137 Given a list of source paths and a destination path, produces the138 appropriate scp command for encoding it. Remote paths must be139 pre-encoded.140 """141 command = ("scp -rq %s -o StrictHostKeyChecking=no -o "142 "UserKnownHostsFile=%s -P %d %s '%s'")143 return command % (self.master_ssh_option, self.known_hosts_file,144 self.port, " ".join(sources), dest)145 def _set_umask_perms(self, dest):...

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