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How to use _make_ssh_cmd_default method in autotest

Best Python code snippet using autotest_python

abstract_ssh.py

Source:abstract_ssh.py

...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            self.run("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 = self.run("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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