Creating Session using : alias=session, url=http://10.30.171.159:8181, headers={'Content-Type': 'application/xml'}, cookies={}, auth=<requests.auth.HTTPBasicAuth object at 0x7600f454a410>, timeout=None, proxies=None, verify=False, debug=0 session http://${ODL_SYSTEM_IP}:${RESTCONFPORT} auth=${AUTH} headers=${HEADERS_XML} Create Session: create a HTTP session to a server Not A Karaf App ${controller} port=${karaf_port} prompt=${KARAF_PROMPT_LOGIN} timeout=${timeout} Opens a new SSH connection to the given ``host`` and ``port``. Logging into '10.30.171.159:8101' as 'karaf'. NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 ${KARAF_USER} ${KARAF_PASSWORD} loglevel=${loglevel} Logs into the SSH server with the given ``username`` and ``password``. NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 ${cmd} Writes the given ``text`` on the remote machine and appends a newline. ${output} ${KARAF_PROMPT} Consumes and returns the server output until a match to ``regexp`` is found. logout\n Writes the given ``text`` on the remote machine without appending a newline. Closes the current connection. ${output} Logs the given message with the given level. ${output} log:set ${log_level} Will execute the given ${cmd} by ssh'ing to the karaf console running on 10.30.171.159 Note that this keyword will open&close new SSH connection, without switching back to previously current session. NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 Not A Karaf App ${controller} port=${karaf_port} prompt=${KARAF_PROMPT_LOGIN} timeout=${timeout} Opens a new SSH connection to the given ``host`` and ``port``. Logging into '10.30.171.159:8101' as 'karaf'. NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 ${KARAF_USER} ${KARAF_PASSWORD} loglevel=${loglevel} Logs into the SSH server with the given ``username`` and ``password``. NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 ${cmd} Writes the given ``text`` on the remote machine and appends a newline. ${output} ${KARAF_PROMPT} Consumes and returns the server output until a match to ``regexp`` is found. logout\n Writes the given ``text`` on the remote machine without appending a newline. Closes the current connection. ${output} Logs the given message with the given level. ${output} log:set ${log_level} Will execute the given ${cmd} by ssh'ing to the karaf console running on 10.30.171.159 Note that this keyword will open&close new SSH connection, without switching back to previously current session. NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 Not A Karaf App ${controller} port=${karaf_port} prompt=${KARAF_PROMPT_LOGIN} timeout=${timeout} Opens a new SSH connection to the given ``host`` and ``port``. Logging into '10.30.171.159:8101' as 'karaf'. NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 ${KARAF_USER} ${KARAF_PASSWORD} loglevel=${loglevel} Logs into the SSH server with the given ``username`` and ``password``. NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 ${cmd} Writes the given ``text`` on the remote machine and appends a newline. ${output} ${KARAF_PROMPT} Consumes and returns the server output until a match to ``regexp`` is found. logout\n Writes the given ``text`` on the remote machine without appending a newline. Closes the current connection. ${output} Logs the given message with the given level. ${output} log:set ${log_level} Will execute the given ${cmd} by ssh'ing to the karaf console running on 10.30.171.159 Note that this keyword will open&close new SSH connection, without switching back to previously current session. NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 Keyword 'KarafKeywords.Issue Command On Karaf Console' failed after retrying 3 times. The last error was: NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 3x 1s KarafKeywords.Issue Command On Karaf Console log:set ${log_level} Runs the specified keyword and retries if it fails. Keyword 'KarafKeywords.Issue Command On Karaf Console' failed after retrying 3 times. The last error was: NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 Keyword 'KarafKeywords.Issue Command On Karaf Console' failed after retrying 3 times. The last error was: NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 Find max number of switches starting from 100 till reaching 800 in steps of 100 Parent suite setup failed: Keyword 'KarafKeywords.Issue Command On Karaf Console' failed after retrying 3 times. The last error was: NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 Retrying (RetryAdapter(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError("HTTPConnection(host='10.30.171.159', port=8181): Failed to establish a new connection: [Errno 111] Connection refused")': /rests/data/opendaylight-inventory:nodes Retrying (RetryAdapter(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError("HTTPConnection(host='10.30.171.159', port=8181): Failed to establish a new connection: [Errno 111] Connection refused")': /rests/data/opendaylight-inventory:nodes Retrying (RetryAdapter(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError("HTTPConnection(host='10.30.171.159', port=8181): Failed to establish a new connection: [Errno 111] Connection refused")': /rests/data/opendaylight-inventory:nodes ConnectionError: HTTPConnectionPool(host='10.30.171.159', port=8181): Max retries exceeded with url: /rests/data/opendaylight-inventory:nodes (Caused by NewConnectionError("HTTPConnection(host='10.30.171.159', port=8181): Failed to establish a new connection: [Errno 111] Connection refused")) session url=${RFC8040_NODES_API} expected_status=anything Sends a DELETE request on a previously created HTTP Session. ConnectionError: HTTPConnectionPool(host='10.30.171.159', port=8181): Max retries exceeded with url: /rests/data/opendaylight-inventory:nodes (Caused by NewConnectionError("HTTPConnection(host='10.30.171.159', port=8181): Failed to establish a new connection: [Errno 111] Connection refused")) RequestsLibrary.DELETE On Session session url=${RFC8040_NODES_API} expected_status=anything Runs the given keyword with the given arguments and ignores possible error. At least one of {return_stdout} or {return_stderr} args should be set to True Fails the test with the given message and optionally alters its tags. index=3 host=10.30.171.159 alias=None port=8101 timeout=10 seconds newline= prompt=opendaylight-user term_type=vt100 width=80 height=24 path_separator=/ encoding=UTF-8 escape_ansi=False encoding_errors=strict ${current_ssh_connection} = index=3 host=10.30.171.159 alias=None port=8101 timeout=10 seconds newline= prompt=opendaylight-user term_type=vt100 width=80 height=24 path_separator=/ encoding=UTF-8 escape_ansi=False encoding_erro... ${current_ssh_connection} Returns information about the connection. Attempting to execute command "sudo mn -c" on remote system "10.30.171.117" by user "jenkins" with keyfile pass "any" and prompt ">" and password "" Attempting to execute command "${cmd}" on remote system "${system}" by user "${user}" with keyfile pass "${keyfile_pass}" and prompt "${prompt}" and password "${password}" Logs the given message with the given level. ${conn_id} = 4 ${conn_id} ${system} prompt=${prompt} timeout=${prompt_timeout} Opens a new SSH connection to the given ``host`` and ``port``. Length is 0. ${pwd_length} = 0 ${pwd_length} ${password} Returns and logs the length of the given item as an integer. ${pwd_length} > 0 SSHLibrary.Login ${user} ${password} delay=${delay} Runs the specified keyword and returns from the enclosing user keyword. Logging into '10.30.171.117:22' as 'jenkins'. Read output: Welcome to Ubuntu 22.04.5 LTS (GNU/Linux 5.15.0-153-generic x86_64) * Documentation: https://help.ubuntu.com * Management: https://landscape.canonical.com * Support: https://ubuntu.com/pro System information as of Fri May 29 08:36:10 UTC 2026 System load: 0.2 Processes: 364 Usage of /: 19.6% of 38.58GB Users logged in: 0 Memory usage: 4% IPv4 address for ens3: 10.30.171.117 Swap usage: 0% Expanded Security Maintenance for Applications is not enabled. 0 updates can be applied immediately. 9 additional security updates can be applied with ESM Apps. Learn more about enabling ESM Apps service at https://ubuntu.com/esm The list of available updates is more than a week old. To check for new updates run: sudo apt update New release '24.04.4 LTS' available. Run 'do-release-upgrade' to upgrade to it. [?2004h[jenkins@releng-51746-272-1-mininet-ovs-217-0 ~]> ${user} ${USER_HOME}/.ssh/${SSH_KEY} ${KEYFILE_PASS} delay=${delay} Logs into the SSH server using key-based authentication. Returning from the enclosing user keyword. SSHLibrary.Login With Public Key ${user} ${USER_HOME}/.ssh/${SSH_KEY} ${KEYFILE_PASS} delay=${delay} Runs the specified keyword and returns from the enclosing user keyword. ${user} ${password} On active SSH session: if given non-empty password, do Login, else do Login With Public Key. Executing command 'sudo mn -c'. Command exited with return code 0. ${stdout} = ${stderr} = *** Removing excess controllers/ofprotocols/ofdatapaths/pings/noxes killall controller ofprotocol ofdatapath ping nox_corelt-nox_core ovs-openflowd ovs-controllerovs-testcontroller udpbwtest mnexec iv... ${stdout} ${stderr} ${cmd} return_stderr=True Executes ``command`` on the remote machine and returns its outputs. Closes the current connection. *** Removing excess controllers/ofprotocols/ofdatapaths/pings/noxes killall controller ofprotocol ofdatapath ping nox_corelt-nox_core ovs-openflowd ovs-controllerovs-testcontroller udpbwtest mnexec ivs ryu-manager 2> /dev/null killall -9 controller ofprotocol ofdatapath ping nox_corelt-nox_core ovs-openflowd ovs-controllerovs-testcontroller udpbwtest mnexec ivs ryu-manager 2> /dev/null pkill -9 -f "sudo mnexec" *** Removing junk from /tmp rm -f /tmp/vconn* /tmp/vlogs* /tmp/*.out /tmp/*.log *** Removing old X11 tunnels *** Removing excess kernel datapaths ps ax | egrep -o 'dp[0-9]+' | sed 's/dp/nl:/' *** Removing OVS datapaths ovs-vsctl --timeout=1 list-br ovs-vsctl --timeout=1 list-br *** Removing all links of the pattern foo-ethX ip link show | egrep -o '([-_.[:alnum:]]+-eth[[:digit:]]+)' ip link show *** Killing stale mininet node processes pkill -9 -f mininet: *** Shutting down stale tunnels pkill -9 -f Tunnel=Ethernet pkill -9 -f .ssh/mn rm -f ~/.ssh/mn/* *** Cleanup complete. ${stderr} Logs the given message with the given level. ${stderr} ${stdout} ${stdout} ${stderr} ${connection_index} Switches the active connection by index or alias. Returning from the enclosing user keyword. ${connection_index} is not None SSHLibrary.Switch Connection ${connection_index} Runs the specified keyword and returns from the enclosing user keyword. 127.0.0.1 Opens a new SSH connection to the given ``host`` and ``port``. Closes the current connection. ${current_ssh_connection.index} Restore active SSH connection in SSHLibrary to given index. ${system} ${cmd} ${user} ${password} prompt=${prompt} Reduces the common work of running a command on a remote system to a single higher level robot keyword, taking care to log in with a public key and. The command given is written and the return value depends on the passed argument values of return_stdout (default: True) and return_stderr (default: False). At least one should be True, or the keyword will exit and FAIL. If both are True, the resulting return value will be a two element list containing both. Otherwise the resulting return value is a string. No test conditions are checked. Returning from the enclosing user keyword. Run Command On Remote System ${system} ${cmd} ${user} ${password} prompt=${prompt} Runs the specified keyword and returns from the enclosing user keyword. ${system} sudo mn -c Call Run Comand On Remote System, but with default values suitable for Mininet machine. At least one of {return_stdout} or {return_stderr} args should be set to True Fails the test with the given message and optionally alters its tags. index=3 host=10.30.171.159 alias=None port=8101 timeout=10 seconds newline= prompt=opendaylight-user term_type=vt100 width=80 height=24 path_separator=/ encoding=UTF-8 escape_ansi=False encoding_errors=strict ${current_ssh_connection} = index=3 host=10.30.171.159 alias=None port=8101 timeout=10 seconds newline= prompt=opendaylight-user term_type=vt100 width=80 height=24 path_separator=/ encoding=UTF-8 escape_ansi=False encoding_erro... ${current_ssh_connection} Returns information about the connection. Attempting to execute command "sudo ps -elf | egrep 'usr/local/bin/mn' | egrep python | awk '{print "sudo kill -9",$4}' | sh" on remote system "10.30.171.117" by user "jenkins" with keyfile pass "any" and prompt ">" and password "" Attempting to execute command "${cmd}" on remote system "${system}" by user "${user}" with keyfile pass "${keyfile_pass}" and prompt "${prompt}" and password "${password}" Logs the given message with the given level. ${conn_id} = 5 ${conn_id} ${system} prompt=${prompt} timeout=${prompt_timeout} Opens a new SSH connection to the given ``host`` and ``port``. Length is 0. ${pwd_length} = 0 ${pwd_length} ${password} Returns and logs the length of the given item as an integer. ${pwd_length} > 0 SSHLibrary.Login ${user} ${password} delay=${delay} Runs the specified keyword and returns from the enclosing user keyword. Logging into '10.30.171.117:22' as 'jenkins'. Read output: Welcome to Ubuntu 22.04.5 LTS (GNU/Linux 5.15.0-153-generic x86_64) * Documentation: https://help.ubuntu.com * Management: https://landscape.canonical.com * Support: https://ubuntu.com/pro System information as of Fri May 29 08:36:10 UTC 2026 System load: 0.2 Processes: 364 Usage of /: 19.6% of 38.58GB Users logged in: 0 Memory usage: 4% IPv4 address for ens3: 10.30.171.117 Swap usage: 0% Expanded Security Maintenance for Applications is not enabled. 0 updates can be applied immediately. 9 additional security updates can be applied with ESM Apps. Learn more about enabling ESM Apps service at https://ubuntu.com/esm The list of available updates is more than a week old. To check for new updates run: sudo apt update New release '24.04.4 LTS' available. Run 'do-release-upgrade' to upgrade to it. Last login: Fri May 29 08:36:10 2026 from 10.30.170.93 [?2004h[jenkins@releng-51746-272-1-mininet-ovs-217-0 ~]> ${user} ${USER_HOME}/.ssh/${SSH_KEY} ${KEYFILE_PASS} delay=${delay} Logs into the SSH server using key-based authentication. Returning from the enclosing user keyword. SSHLibrary.Login With Public Key ${user} ${USER_HOME}/.ssh/${SSH_KEY} ${KEYFILE_PASS} delay=${delay} Runs the specified keyword and returns from the enclosing user keyword. ${user} ${password} On active SSH session: if given non-empty password, do Login, else do Login With Public Key. Executing command 'sudo ps -elf | egrep 'usr/local/bin/mn' | egrep python | awk '{print "sudo kill -9",$4}' | sh'. Command exited with return code -1. ${stdout} = ${stderr} = ${stdout} ${stderr} ${cmd} return_stderr=True Executes ``command`` on the remote machine and returns its outputs. Closes the current connection. ${stderr} Logs the given message with the given level. ${stderr} ${stdout} ${stdout} ${stderr} ${connection_index} Switches the active connection by index or alias. Returning from the enclosing user keyword. ${connection_index} is not None SSHLibrary.Switch Connection ${connection_index} Runs the specified keyword and returns from the enclosing user keyword. 127.0.0.1 Opens a new SSH connection to the given ``host`` and ``port``. Closes the current connection. ${current_ssh_connection.index} Restore active SSH connection in SSHLibrary to given index. ${system} ${cmd} ${user} ${password} prompt=${prompt} Reduces the common work of running a command on a remote system to a single higher level robot keyword, taking care to log in with a public key and. The command given is written and the return value depends on the passed argument values of return_stdout (default: True) and return_stderr (default: False). At least one should be True, or the keyword will exit and FAIL. If both are True, the resulting return value will be a two element list containing both. Otherwise the resulting return value is a string. No test conditions are checked. Returning from the enclosing user keyword. Run Command On Remote System ${system} ${cmd} ${user} ${password} prompt=${prompt} Runs the specified keyword and returns from the enclosing user keyword. ${system} sudo ps -elf | egrep 'usr/local/bin/mn' | egrep python | awk '{print "sudo kill -9",$4}' | sh Call Run Comand On Remote System, but with default values suitable for Mininet machine. Deleting All Sessions Removes all the session objects Cleanup when workflow is interrupt Test suite for finding out max number of switches Suite setup failed: Keyword 'KarafKeywords.Issue Command On Karaf Console' failed after retrying 3 times. The last error was: NoValidConnectionsError: [Errno None] Unable to connect to port 8101 on 10.30.171.159 All Tests openflowplugin-scale-switch.txt Retrying (RetryAdapter(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError("HTTPConnection(host='10.30.171.159', port=8181): Failed to establish a new connection: [Errno 111] Connection refused")': /rests/data/opendaylight-inventory:nodes Retrying (RetryAdapter(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError("HTTPConnection(host='10.30.171.159', port=8181): Failed to establish a new connection: [Errno 111] Connection refused")': /rests/data/opendaylight-inventory:nodes Retrying (RetryAdapter(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError("HTTPConnection(host='10.30.171.159', port=8181): Failed to establish a new connection: [Errno 111] Connection refused")': /rests/data/opendaylight-inventory:nodes