+
+ @staticmethod
+ def configure_restconf_binding_address(node):
+ """Configure Honeycomb to accept restconf requests from all IP
+ addresses. IP version is determined by node data.
+
+ :param node: Information about a DUT node.
+ :type node: dict
+ :raises HoneycombError: If the configuration could not be changed.
+ """
+
+ find = "restconf-binding-address"
+ try:
+ IPv6Address(unicode(node["host"]))
+ # if management IP of the node is in IPv6 format
+ replace = '\\"restconf-binding-address\\": \\"0::0\\",'
+ except (AttributeError, AddressValueError):
+ replace = '\\"restconf-binding-address\\": \\"0.0.0.0\\",'
+
+ argument = '"/{0}/c\\ {1}"'.format(find, replace)
+ path = "{0}/config/honeycomb.json".format(Const.REMOTE_HC_DIR)
+ command = "sed -i {0} {1}".format(argument, path)
+
+ ssh = SSH()
+ ssh.connect(node)
+ (ret_code, _, stderr) = ssh.exec_command_sudo(command)
+ if ret_code != 0:
+ raise HoneycombError("Failed to modify configuration on "
+ "node {0}, {1}".format(node, stderr))
+
+ @staticmethod
+ def configure_jvpp_timeout(node, timeout=10):
+ """Configure timeout value for Java API commands Honeycomb sends to VPP.
+
+ :param node: Information about a DUT node.
+ :param timeout: Timeout value in seconds.
+ :type node: dict
+ :type timeout: int
+ :raises HoneycombError: If the configuration could not be changed.
+ """
+
+ find = "jvpp-request-timeout"
+ replace = '\\"jvpp-request-timeout\\": {0}'.format(timeout)
+
+ argument = '"/{0}/c\\ {1}"'.format(find, replace)
+ path = "{0}/config/jvpp.json".format(Const.REMOTE_HC_DIR)
+ command = "sed -i {0} {1}".format(argument, path)
+
+ ssh = SSH()
+ ssh.connect(node)
+ (ret_code, _, stderr) = ssh.exec_command_sudo(command)
+ if ret_code != 0:
+ raise HoneycombError("Failed to modify configuration on "
+ "node {0}, {1}".format(node, stderr))
+
+ @staticmethod
+ def print_environment(nodes):
+ """Print information about the nodes to log. The information is defined
+ by commands in cmds tuple at the beginning of this method.
+
+ :param nodes: List of DUT nodes to get information about.
+ :type nodes: list
+ """
+
+ # TODO: When everything is set and running in VIRL env, transform this
+ # method to a keyword checking the environment.
+
+ cmds = ("uname -a",
+ "df -lh",
+ "echo $JAVA_HOME",
+ "echo $PATH",
+ "which java",
+ "java -version",
+ "dpkg --list | grep openjdk",
+ "ls -la /opt/honeycomb")
+
+ for node in nodes:
+ if node['type'] == NodeType.DUT:
+ logger.info("Checking node {} ...".format(node['host']))
+ for cmd in cmds:
+ logger.info("Command: {}".format(cmd))
+ ssh = SSH()
+ ssh.connect(node)
+ ssh.exec_command_sudo(cmd)
+
+ @staticmethod
+ def print_ports(node):
+ """Uses "sudo netstat -anp | grep java" to print port where a java
+ application listens.
+
+ :param node: Honeycomb node where we want to print the ports.
+ :type node: dict
+ """
+
+ cmds = ("netstat -anp | grep java",
+ "ps -ef | grep [h]oneycomb")
+
+ logger.info("Checking node {} ...".format(node['host']))
+ for cmd in cmds:
+ logger.info("Command: {}".format(cmd))
+ ssh = SSH()
+ ssh.connect(node)
+ ssh.exec_command_sudo(cmd)
+
+ @staticmethod
+ def configure_log_level(node, level):
+ """Set Honeycomb logging to the specified level.
+
+ :param node: Honeycomb node.
+ :param level: Log level (INFO, DEBUG, TRACE).
+ :type node: dict
+ :type level: str
+ """
+
+ find = 'logger name=\\"io.fd\\"'
+ replace = '<logger name=\\"io.fd\\" level=\\"{0}\\"/>'.format(level)
+
+ argument = '"/{0}/c\\ {1}"'.format(find, replace)
+ path = "{0}/config/logback.xml".format(Const.REMOTE_HC_DIR)
+ command = "sed -i {0} {1}".format(argument, path)
+
+ ssh = SSH()
+ ssh.connect(node)
+ (ret_code, _, stderr) = ssh.exec_command_sudo(command)
+ if ret_code != 0:
+ raise HoneycombError("Failed to modify configuration on "
+ "node {0}, {1}".format(node, stderr))
+
+ @staticmethod
+ def enable_module_features(node, *features):
+ """Configure Honeycomb to use VPP modules that are disabled by default.
+
+ ..Note:: If the module is not enabled in VPP, Honeycomb will
+ be unable to establish VPP connection.
+
+ :param node: Honeycomb node.
+ :param features: Features to enable.
+ :type node: dict
+ :type features: string
+ :raises HoneycombError: If the configuration could not be changed.
+ """
+
+ disabled_features = {
+ "NSH": "io.fd.hc2vpp.vppnsh.impl.VppNshModule"
+ }
+
+ ssh = SSH()
+ ssh.connect(node)
+
+ for feature in features:
+ if feature in disabled_features.keys():
+ # uncomment by replacing the entire line
+ find = replace = "{0}".format(disabled_features[feature])
+
+ argument = '"/{0}/c\\ {1}"'.format(find, replace)
+ path = "{0}/modules/*module-config"\
+ .format(Const.REMOTE_HC_DIR)
+ command = "sed -i {0} {1}".format(argument, path)
+
+ (ret_code, _, stderr) = ssh.exec_command_sudo(command)
+ if ret_code != 0:
+ raise HoneycombError("Failed to modify configuration on "
+ "node {0}, {1}".format(node, stderr))
+ else:
+ raise HoneycombError(
+ "Unrecognized feature {0}.".format(feature))
+
+ @staticmethod
+ def copy_java_libraries(node):
+ """Copy Java libraries installed by vpp-api-java package to honeycomb
+ lib folder.
+
+ This is a (temporary?) workaround for jvpp version mismatches.
+
+ :param node: Honeycomb node
+ :type node: dict
+ """
+
+ ssh = SSH()
+ ssh.connect(node)
+ (_, stdout, _) = ssh.exec_command_sudo(
+ "ls /usr/share/java | grep ^jvpp-*")
+
+ files = stdout.split("\n")[:-1]
+ for item in files:
+ # example filenames:
+ # jvpp-registry-17.04.jar
+ # jvpp-core-17.04.jar
+
+ parts = item.split("-")
+ version = "{0}-SNAPSHOT".format(parts[2][:5])
+ artifact_id = "{0}-{1}".format(parts[0], parts[1])
+
+ directory = "{0}/lib/io/fd/vpp/{1}/{2}".format(
+ Const.REMOTE_HC_DIR, artifact_id, version)
+ cmd = "sudo mkdir -p {0}; " \
+ "sudo cp /usr/share/java/{1} {0}/{2}-{3}.jar".format(
+ directory, item, artifact_id, version)
+
+ (ret_code, _, stderr) = ssh.exec_command(cmd)
+ if ret_code != 0:
+ raise HoneycombError("Failed to copy JVPP libraries on "
+ "node {0}, {1}".format(node, stderr))
+
+ @staticmethod
+ def configure_odl_client(node, odl_name):
+ """Start ODL client on the specified node.
+
+ Karaf should be located in /mnt/common, and VPP and Honeycomb should
+ already be running, otherwise the start will fail.
+ :param node: Node to start ODL client on.
+ :param odl_name: Name of ODL client version to use.
+ :type node: dict
+ :type odl_name: str
+ :raises HoneycombError: If Honeycomb fails to start.
+ """
+
+ logger.debug("Copying ODL Client to home dir.")
+
+ ssh = SSH()
+ ssh.connect(node)
+
+ cmd = "cp -r /mnt/common/*karaf_{name}* ~/karaf".format(name=odl_name)
+
+ (ret_code, _, _) = ssh.exec_command_sudo(cmd)
+ if int(ret_code) != 0:
+ raise HoneycombError(
+ "Failed to copy ODL client on node {0}".format(node["host"]))
+
+ logger.console("\nStarting ODL client ...")
+
+ cmd = "~/*karaf*/bin/start"
+
+ ssh = SSH()
+ ssh.connect(node)
+ (ret_code, _, _) = ssh.exec_command_sudo(cmd)
+ if int(ret_code) != 0:
+ raise HoneycombError('Node {0} failed to start ODL.'.
+ format(node['host']))
+ else:
+ logger.info("Starting the ODL client on node {0} is "
+ "in progress ...".format(node['host']))
+
+ @staticmethod
+ def check_odl_startup_state(node):
+ """Check the status of ODL client startup.
+
+ :param node: Honeycomb node.
+ :param node: dict
+ :returns: True when ODL is started.
+ :rtype: bool
+ :raises HoneycombError: When the response is not code 200: OK.
+ """
+
+ path = HcUtil.read_path_from_url_file(
+ "odl_client/odl_netconf_connector")
+ expected_status_codes = (HTTPCodes.UNAUTHORIZED,
+ HTTPCodes.FORBIDDEN,
+ HTTPCodes.NOT_FOUND,
+ HTTPCodes.SERVICE_UNAVAILABLE,
+ HTTPCodes.INTERNAL_SERVER_ERROR)
+
+ status_code, _ = HTTPRequest.get(node, path, timeout=10,
+ enable_logging=False)
+ if status_code == HTTPCodes.OK:
+ logger.info("ODL client on node {0} is up and running".
+ format(node['host']))
+ elif status_code in expected_status_codes:
+ if status_code == HTTPCodes.UNAUTHORIZED:
+ logger.info('Unauthorized. If this triggers keyword '
+ 'timeout, verify username and password.')
+ raise HoneycombError('ODL client on node {0} running but '
+ 'not yet ready.'.format(node['host']),
+ enable_logging=False)
+ else:
+ raise HoneycombError('Unexpected return code: {0}.'.
+ format(status_code))
+ return True
+
+ @staticmethod
+ def mount_honeycomb_on_odl(node):
+ """Tell ODL client to mount Honeycomb instance over netconf.
+
+ :param node: Honeycomb node.
+ :type node: dict
+ :raises HoneycombError: When the response is not code 200: OK.
+ """
+
+ path = HcUtil.read_path_from_url_file(
+ "odl_client/odl_netconf_connector")
+
+ url_file = "{0}/{1}".format(Const.RESOURCES_TPL_HC,
+ "odl_client/mount_honeycomb.xml")
+
+ with open(url_file) as template:
+ data = template.read()
+
+ status_code, _ = HTTPRequest.post(
+ node, path, headers={"Content-Type": "application/xml"},
+ payload=data, timeout=10, enable_logging=False)
+
+ if status_code == HTTPCodes.OK:
+ logger.info("ODL mount point configured successfully.")
+ elif status_code == HTTPCodes.CONFLICT:
+ logger.warn("ODL mount point was already configured.")
+ else:
+ raise HoneycombError('Mount point configuration not successful')