+
+ @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))