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How to use get_remote_public_key method in autotest

Best Python code snippet using autotest_python

ssh_key.py

Source:ssh_key.py

...34    public_key = open(public_key_path, 'r')35    public_key_str = public_key.read()36    public_key.close()37    return public_key_str38def get_remote_public_key(session):39    """40    Return a valid string ssh public key for the user executing autoserv or41    autotest. If there's no DSA or RSA public key, create a DSA keypair with42    ssh-keygen and return it.43    :param session: A ShellSession for remote host44    :returns: a ssh public key45    :rtype: str46    """47    session.cmd_output("mkdir -p ~/.ssh")48    session.cmd_output("chmod 700 ~/.ssh")49    ssh_conf_path = "~/.ssh"50    dsa_public_key_path = os.path.join(ssh_conf_path, 'id_dsa.pub')51    dsa_private_key_path = os.path.join(ssh_conf_path, 'id_dsa')52    rsa_public_key_path = os.path.join(ssh_conf_path, 'id_rsa.pub')53    rsa_private_key_path = os.path.join(ssh_conf_path, 'id_rsa')54    dsa_public_s = session.cmd_status("ls %s" % dsa_public_key_path)55    dsa_private_s = session.cmd_status("ls %s" % dsa_private_key_path)56    rsa_public_s = session.cmd_status("ls %s" % rsa_public_key_path)57    rsa_private_s = session.cmd_status("ls %s" % rsa_private_key_path)58    has_dsa_keypair = dsa_public_s == 0 and dsa_private_s == 059    has_rsa_keypair = rsa_public_s == 0 and rsa_private_s == 060    if has_dsa_keypair:61        logging.info('DSA keypair found on %s, using it', session)62        public_key_path = dsa_public_key_path63    elif has_rsa_keypair:64        logging.info('RSA keypair found on %s, using it', session)65        public_key_path = rsa_public_key_path66    else:67        logging.info('Neither RSA nor DSA keypair found, '68                     'creating DSA ssh key pair')69        session.cmd('ssh-keygen -t dsa -q -N "" -f %s' % dsa_private_key_path)70        public_key_path = dsa_public_key_path71    return session.cmd_output("cat %s" % public_key_path)72def setup_ssh_key(hostname, user, password, port=22):73    '''74    Setup up remote login in another server by using public key75    :param hostname: the server to login76    :type hostname: str77    :param user: user to login78    :type user: str79    :param password: password80    :type password: str81    :param port: port number82    :type port: int83    '''84    logging.debug('Performing SSH key setup on %s:%d as %s.' %85                  (hostname, port, user))86    try:87        public_key = get_public_key()88        session = remote.remote_login(client='ssh', host=hostname, port=port,89                                      username=user, password=password,90                                      prompt=r'[$#%]')91        session.cmd_output('mkdir -p ~/.ssh')92        session.cmd_output('chmod 700 ~/.ssh')93        session.cmd_output("echo '%s' >> ~/.ssh/authorized_keys; " %94                           public_key)95        session.cmd_output('chmod 600 ~/.ssh/authorized_keys')96        logging.debug('SSH key setup complete.')97    except Exception as err:98        logging.debug('SSH key setup has failed: %s', err)99        try:100            session.close()101        except Exception:102            pass103def setup_remote_ssh_key(hostname1, user1, password1,104                         hostname2=None, user2=None, password2=None,105                         port=22):106    '''107    Setup up remote to remote login in another server by using public key108    If hostname2 is not supplied, setup to local.109    :param hostname1: the server wants to login other host110    :param hostname2: the server to be logged in111    :type hostname: str112    :param user: user to login113    :type user: str114    :param password: password115    :type password: str116    :param port: port number117    :type port: int118    '''119    logging.debug('Performing SSH key setup on %s:%d as %s.' %120                  (hostname1, port, user1))121    try:122        session1 = remote.remote_login(client='ssh', host=hostname1, port=port,123                                       username=user1, password=password1,124                                       prompt=r'[$#%]')125        public_key = get_remote_public_key(session1)126        if hostname2 is None:127            # Simply create a session to local128            session2 = aexpect.ShellSession("sh", linesep='\n', prompt='#')129        else:130            session2 = remote.remote_login(client='ssh', host=hostname2,131                                           port=port, username=user2,132                                           password=password2,133                                           prompt=r'[$#%]')134        session2.cmd_output('mkdir -p ~/.ssh')135        session2.cmd_output('chmod 700 ~/.ssh')136        session2.cmd_output("echo '%s' >> ~/.ssh/authorized_keys; " %137                            public_key)138        session2.cmd_output('chmod 600 ~/.ssh/authorized_keys')139        logging.debug('SSH key setup on %s complete.', session2)...

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