*** Settings ***
-Documentation Operations on Docker containers for GBP
-Library SSHLibrary
-Library Collections
-Resource ../Utils.robot
-Resource ConnUtils.robot
-Resource DockerUtils.robot
-Variables ../../variables/Variables.py
-Library OperatingSystem
+Documentation Operations on Docker containers for GBP
+
+Library SSHLibrary
+Library Collections
+Resource ../Utils.robot
+Resource ConnUtils.robot
+Resource DockerUtils.robot
+Variables ../../variables/Variables.py
+Library OperatingSystem
+
*** Keywords ***
Inspect Service Function
+ [Documentation] Inspects traffic passing through service function node.
[Arguments] ${in_port} ${out_port} ${outer_src_ip} ${outer_dst_ip} ${eth_type} ${inner_src_ip}
... ${inner_dst_ip} ${next_hop_ip} ${nsp} ${received_nsi} ${proto}=${EMPTY}
- [Documentation] Inspects traffic passing through service function node.
@{matches} Create List
@{actions} Create List
Append In Port Check ${matches} ${in_port}
Append Ether-Type Check ${matches} ${eth_type}
Append Tunnel Set Check ${matches}
- Append Outer IPs Check ${matches} src_ip=${outer__src_ip}/255.255.255.255 dst_ip=${outer_dst_ip}/255.255.255.255
+ Append Outer IPs Check
+ ... ${matches}
+ ... src_ip=${outer__src_ip}/255.255.255.255
+ ... dst_ip=${outer_dst_ip}/255.255.255.255
Append NSI Check ${matches} ${received_nsi}
Append NSP Check ${matches} ${nsp}
Append Inner IPs Check ${matches} ${inner_src_ip}/0.0.0.0 ${inner_dst_ip}/0.0.0.0
- Run Keyword If "${proto}" != "${EMPTY}" Append Proto Check ${matches} ${proto}
+ IF "${proto}" != "${EMPTY}"
+ Append Proto Check ${matches} ${proto}
+ END
Append Tunnel Set Check ${actions}
Append Outer IPs Check ${actions} dst_ip=${next_hop_ip}
${rewritten_nsi} Evaluate ${received_nsi} -1
Append NSP Check ${actions} ${nsp}
Append Out Port Check ${actions} ${out_port}
${flow} Find Flow in DPCTL Output ${matches} ${actions}
- [Return] ${flow}
+ RETURN ${flow}
Inspect Service Function Forwarder
+ [Documentation] Inspects traffic passing through service function forwarder node.
[Arguments] ${in_port} ${out_port} ${outer_src_ip} ${outer_dst_ip} ${eth_type} ${inner_src_ip}
... ${inner_dst_ip} ${next_hop_ip} ${nsp} ${nsi} ${proto}=${EMPTY}
- [Documentation] Inspects traffic passing through service function forwarder node.
@{matches} Create List
@{actions} Create List
Append In Port Check ${matches} ${in_port}
Append NSI Check ${matches} ${nsi}
Append NSP Check ${matches} ${nsp}
Append Inner IPs Check ${matches} ${inner_src_ip}/255.255.255.255 ${inner_dst_ip}/255.255.255.255
- Run Keyword If "${proto}" != "${EMPTY}" Append Proto Check ${matches} ${proto}
+ IF "${proto}" != "${EMPTY}"
+ Append Proto Check ${matches} ${proto}
+ END
Append Tunnel Set Check ${actions}
Append Outer IPs Check ${actions} dst_ip=${next_hop_ip}
Append NSI Check ${actions} ${nsi}
Append NSP Check ${actions} ${nsp}
Append Out Port Check ${actions} ${out_port}
${flow} Find Flow in DPCTL Output ${matches} ${actions}
- [Return] ${flow}
+ RETURN ${flow}
Inspect Classifier Outbound
- [Arguments] ${in_port} ${out_port} ${eth_type} ${inner_src_ip} ${inner_dst_ip} ${next_hop_ip}=${EMPTY}
- ... ${nsi}=${EMPTY} ${proto}=${EMPTY} ${src_port}=${EMPTY} ${dst_port}=${EMPTY}
[Documentation] Inspects outbound traffic of a classifier. Traffic source should be located on the classifier.
... If traffic destination is located on the same VM, do not specify neither of next_hop_ip and nsi.
... If traffic destination is located on different VM and the traffic is not forwarded into a chain, specify
... next_hop_ip and don't specify nsi.
... If traffic destination is located on different VM and the traffic is forwarded into a chain, specify both
... next_hop_ip and nsi.
+ [Arguments] ${in_port} ${out_port} ${eth_type} ${inner_src_ip} ${inner_dst_ip} ${next_hop_ip}=${EMPTY}
+ ... ${nsi}=${EMPTY} ${proto}=${EMPTY} ${src_port}=${EMPTY} ${dst_port}=${EMPTY}
@{matches} Create List
@{actions} Create List
Append In Port Check ${matches} ${in_port}
Append Ether-Type Check ${matches} ${eth_type}
- Run Keyword If "${proto}" != "${EMPTY}" Append Proto Check ${matches} ${proto}
- Run Keyword If "${src_port}"!="${EMPTY}" or "${dst_port}"!="${EMPTY}" Append L4 Check ${matches} src_port=${src_port} dst_port=${dst_port}
+ IF "${proto}" != "${EMPTY}"
+ Append Proto Check ${matches} ${proto}
+ END
+ IF "${src_port}"!="${EMPTY}" or "${dst_port}"!="${EMPTY}"
+ Append L4 Check ${matches} src_port=${src_port} dst_port=${dst_port}
+ END
Append Out Port Check ${actions} ${out_port}
Append Inner IPs Check ${actions} ${inner_src_ip} ${inner_dst_ip}
- Run Keyword If "${next_hop_ip}"!="${EMPTY}" Run Keywords Append Tunnel Set Check ${actions}
- ... AND Append Outer IPs Check ${actions} dst_ip=${next_hop_ip}
- ... ELSE Append Tunnel Not Set Check ${actions}
- Run Keyword If "${nsi}"!="${EMPTY}" Append NSI Check ${actions} 255
+ IF "${next_hop_ip}"!="${EMPTY}"
+ Append Tunnel Set Check ${actions}
+ Append Outer IPs Check ${actions} dst_ip=${next_hop_ip}
+ ELSE
+ Append Tunnel Not Set Check ${actions}
+ END
+ IF "${nsi}"!="${EMPTY}" Append NSI Check ${actions} 255
${flow} Find Flow in DPCTL Output ${matches} ${actions}
- [Return] ${flow}
+ RETURN ${flow}
Inspect Classifier Inbound
- [Arguments] ${in_port} ${out_port} ${eth_type} ${inner_src_ip} ${inner_dst_ip} ${outer_src_ip}
- ... ${outer_dst_ip} ${nsp}=${EMPTY} ${nsi}=${EMPTY} ${proto}=${EMPTY} ${src_port}=${EMPTY} ${dst_port}=${EMPTY}
[Documentation] Inspects inbound traffic of a classifier. Traffic destination should be located on the classifier.
... If traffic source is located on different VM and the traffic comes out of a chain, specify nsi and nsp values.
... If traffic source is located on different VM and the traffic does not comes out of a chain, do not specify
... neither of nsi and nsp values.
+ [Arguments] ${in_port} ${out_port} ${eth_type} ${inner_src_ip} ${inner_dst_ip} ${outer_src_ip}
+ ... ${outer_dst_ip} ${nsp}=${EMPTY} ${nsi}=${EMPTY} ${proto}=${EMPTY} ${src_port}=${EMPTY} ${dst_port}=${EMPTY}
@{matches} Create List
@{actions} Create List
Append In Port Check ${matches} ${in_port}
Append Ether-Type Check ${matches} ${eth_type}
Append Outer IPs Check ${matches} src_ip=${outer_src_ip} dst_ip=${outer_dst_ip}
Append Inner IPs Check ${matches} ${inner_src_ip} ${inner_dst_ip}
- Run Keyword If "${src_port}"!="${EMPTY}" or "${dst_port}"!="${EMPTY}" Append L4 Check ${matches} src_port=${src_port} dst_port=${dst_port}
+ IF "${src_port}"!="${EMPTY}" or "${dst_port}"!="${EMPTY}"
+ Append L4 Check ${matches} src_port=${src_port} dst_port=${dst_port}
+ END
Append Tunnel Set Check ${matches}
- Run Keyword If "${nsi}"!="${EMPTY}" and "${nsp}"!="${EMPTY}" Run Keywords Append NSI Check ${matches} ${nsi}
- ... AND Append NSP Check ${matches} ${nsp}
- Run Keyword If "${proto}" != "${EMPTY}" Run Keywords Append Proto Check ${matches} ${proto}
- ... AND Append Proto Check ${actions} ${proto}
+ IF "${nsi}"!="${EMPTY}" and "${nsp}"!="${EMPTY}"
+ Append NSI Check ${matches} ${nsi}
+ Append NSP Check ${matches} ${nsp}
+ END
+ IF "${proto}" != "${EMPTY}"
+ Append Proto Check ${matches} ${proto}
+ Append Proto Check ${actions} ${proto}
+ END
Append Out Port Check ${actions} ${out_port}
Append Inner IPs Check ${actions} ${inner_src_ip} ${inner_dst_ip}
${flow} Find Flow in DPCTL Output ${matches} ${actions}
- [Return] ${flow}
+ RETURN ${flow}
Find Flow in DPCTL Output
- [Arguments] ${flow_match_criteria} ${flow_action_criteria}
[Documentation] Executes 'ovs-dpctl dump-flows' on remote system and goes through each output line.
... A line is returned if all the criterias in actions part and matches part are matched. This is
... done by calling 'Check Match' keyword. If no match is found for any of the flows, caller test case
... will be failed.
+ [Arguments] ${flow_match_criteria} ${flow_action_criteria}
${output} SSHLibrary.Execute Command sudo ovs-dpctl dump-flows
Log ${output}
@{lines} Split To Lines ${output}
${action} Get Actions Part ${line}
${match_result} Check Match ${match} @{flow_match_criteria}
${action_result} Check Match ${action} @{flow_action_criteria}
- Run Keyword If "${match_result}" == "TRUE" and "${action_result}" == "TRUE" Return From Keyword ${line}
+ IF "${match_result}" == "TRUE" and "${action_result}" == "TRUE"
+ RETURN ${line}
+ END
END
Log ${flow_match_criteria}
Log ${flow_action_criteria}
Fail Flow not found!
Get Matches Part
- [Arguments] ${ovs-dpctl_flow}
[Documentation] Returns matches part of a flow captured with 'ovs-dpctl dump-flows'.
+ [Arguments] ${ovs-dpctl_flow}
@{matches_actions} Split String ${ovs-dpctl_flow} actions
Log ${matches_actions[0]}
- [Return] ${matches_actions[0]}
+ RETURN ${matches_actions[0]}
Get Actions Part
- [Arguments] ${ovs-dpctl_flow}
[Documentation] Returns actions part of a flow captured with 'ovs-dpctl dump-flows'.
+ [Arguments] ${ovs-dpctl_flow}
@{matches_actions} Split String ${ovs-dpctl_flow} actions
- [Return] ${matches_actions[1]}
+ RETURN ${matches_actions[1]}
Check Match
- [Arguments] ${string} @{match_criteria}
[Documentation] Applies 'grep' on the string argument for each criterion.
+ [Arguments] ${string} @{match_criteria}
${conditions} Set Variable
FOR ${criterio} IN @{match_criteria}
${grep_criterio} Catenate | grep ${criterio}
${conditions} Catenate ${conditions} ${grep_criterio}
${debug_output} OperatingSystem.Run echo "${string}" ${conditions}
Log ${debug_output}
- Run Keyword If "${debug_output}" == "${EMPTY}" Log ${criterio}
+ IF "${debug_output}" == "${EMPTY}" Log ${criterio}
END
${output} OperatingSystem.Run echo "${string}" ${conditions}
Log ${output}
- Run Keyword If "${output}" == "${EMPTY}" Return From Keyword FALSE
- ... ELSE Return From Keyword TRUE
+ IF "${output}" == "${EMPTY}" RETURN FALSE ELSE RETURN TRUE
Append Proto Check
- [Arguments] ${list} ${proto}
[Documentation] Returns proto part of flow can be captured with 'ovs-dpctl dump-flows'.
+ [Arguments] ${list} ${proto}
Append To List ${list} proto=${proto}
Append Inner MAC Check
- [Arguments] ${list} ${src_addr}=${EMPTY} ${dst_addr}=${EMPTY}
[Documentation] Returns encapsulated MAC addresses part of flow can be captured with 'ovs-dpctl dump-flows'.
- Run Keyword If "${src_addr}" != "${EMPTY}" and "${dst_addr}" != "${EMPTY}" Append To List ${list} "eth(src=${src_addr},dst=${dst_addr})"
- ... ELSE IF "${src_addr}" != "${EMPTY}" Append To List ${list} "eth(src=${src_addr},dst=.*)"
- ... ELSE IF "${dst_addr}" != "${EMPTY}" Append To List ${list} "eth(src=.*,dst=${dst_addr})"
- ... ELSE Fail Specify at liest src or dest IP!
+ [Arguments] ${list} ${src_addr}=${EMPTY} ${dst_addr}=${EMPTY}
+ IF "${src_addr}" != "${EMPTY}" and "${dst_addr}" != "${EMPTY}"
+ Append To List ${list} "eth(src=${src_addr},dst=${dst_addr})"
+ ELSE IF "${src_addr}" != "${EMPTY}"
+ Append To List ${list} "eth(src=${src_addr},dst=.*)"
+ ELSE IF "${dst_addr}" != "${EMPTY}"
+ Append To List ${list} "eth(src=.*,dst=${dst_addr})"
+ ELSE
+ Fail Specify at liest src or dest IP!
+ END
Append Inner IPs Check
- [Arguments] ${list} ${src_ip}=${EMPTY} ${dst_ip}=${EMPTY}
[Documentation] Returns encapsulated IP addresses part of flow can be captured with 'ovs-dpctl dump-flows'.
- Run Keyword If "${src_ip}" != "${EMPTY}" and "${dst_ip}" != "${EMPTY}" Append To List ${list} "ipv4(src=${src_ip},dst=${dst_ip}"
- ... ELSE IF "${src_ip}" != "${EMPTY}" Append To List ${list} "ipv4(src=${src_ip},dst=.*"
- ... ELSE IF "${dst_ip}" != "${EMPTY}" Append To List ${list} "ipv4(src=.*,dst=${dst_ip}"
- ... ELSE Fail Specify at liest src or dest IP!
+ [Arguments] ${list} ${src_ip}=${EMPTY} ${dst_ip}=${EMPTY}
+ IF "${src_ip}" != "${EMPTY}" and "${dst_ip}" != "${EMPTY}"
+ Append To List ${list} "ipv4(src=${src_ip},dst=${dst_ip}"
+ ELSE IF "${src_ip}" != "${EMPTY}"
+ Append To List ${list} "ipv4(src=${src_ip},dst=.*"
+ ELSE IF "${dst_ip}" != "${EMPTY}"
+ Append To List ${list} "ipv4(src=.*,dst=${dst_ip}"
+ ELSE
+ Fail Specify at liest src or dest IP!
+ END
Append Outer IPs Check
- [Arguments] ${list} ${src_ip}=${EMPTY} ${dst_ip}=${EMPTY}
[Documentation] Returns packet IP addresses part of flow can be captured with 'ovs-dpctl dump-flows'.
- Run Keyword If "${src_ip}" != "${EMPTY}" Append To List ${list} src=${src_ip}
- ... ELSE IF "${dst_ip}" != "${EMPTY}" Append To List ${list} dst=${dst_ip}
- ... ELSE Fail Specify at liest src or dest IP!
+ [Arguments] ${list} ${src_ip}=${EMPTY} ${dst_ip}=${EMPTY}
+ IF "${src_ip}" != "${EMPTY}"
+ Append To List ${list} src=${src_ip}
+ ELSE IF "${dst_ip}" != "${EMPTY}"
+ Append To List ${list} dst=${dst_ip}
+ ELSE
+ Fail Specify at liest src or dest IP!
+ END
Append In Port Check
- [Arguments] ${list} ${in_port}
[Documentation] Returns ingress port part of flow can be captured with 'ovs-dpctl dump-flows'.
+ [Arguments] ${list} ${in_port}
Append To List ${list} "in_port(${in_port})"
Append Out Port Check
- [Arguments] ${list} ${out_port}
[Documentation] Returns egress port part of flow can be captured with 'ovs-dpctl dump-flows'.
+ [Arguments] ${list} ${out_port}
Append To List ${list} ,${out_port}
Append L4 Check
- [Arguments] ${list} ${src_port}=${EMPTY} ${dst_port}=${EMPTY}
[Documentation] Returns L4 port part of flow can be captured with 'ovs-dpctl dump-flows'.
- Run Keyword If "${src_port}" != "${EMPTY}" Append To List ${list} src=${src_port}
- ... ELSE IF "${dst_port}" != "${EMPTY}" Append To List ${list} dst=${dst_port}
- ... ELSE Fail Specify at liest src or dest port!
+ [Arguments] ${list} ${src_port}=${EMPTY} ${dst_port}=${EMPTY}
+ IF "${src_port}" != "${EMPTY}"
+ Append To List ${list} src=${src_port}
+ ELSE IF "${dst_port}" != "${EMPTY}"
+ Append To List ${list} dst=${dst_port}
+ ELSE
+ Fail Specify at liest src or dest port!
+ END
Append NSI Check
- [Arguments] ${list} ${nsi}
[Documentation] Returns NSI part of flow can be captured with 'ovs-dpctl dump-flows'.
+ [Arguments] ${list} ${nsi}
Append To List ${list} nsi=${nsi}
Append NSP Check
- [Arguments] ${list} ${nsp}
[Documentation] Returns NSP part of flow can be captured with 'ovs-dpctl dump-flows'.
+ [Arguments] ${list} ${nsp}
Append To List ${list} nsp=${nsp}
Append Ether-Type Check
- [Arguments] ${list} ${eth_type}
[Documentation] Returns Ether-Type part of flow can be captured with 'ovs-dpctl dump-flows'.
+ [Arguments] ${list} ${eth_type}
Append To List ${list} "eth_type(${eth_type})"
Append Tunnel Set Check
- [Arguments] ${list}
[Documentation] Tunnel ID is locally significant to neighbouring nodes and it is not
... statically determined. By checking it's presence in match ( or action) fields,
... we can say whether a packet was received (or send out) via tunnel port.
+ [Arguments] ${list}
Append To List ${list} tun_id
Append Tunnel Not Set Check
- [Arguments] ${list}
[Documentation] Tunnel ID is locally significant to neighbouring nodes and it is not
... statically determined. By checking it's presence in match ( or action) fields,
... we can say whether a packet was received (or send out) via tunnel port.
+ [Arguments] ${list}
Append To List ${list} -v tun_id
Get NSP Value From Flow
- [Arguments] ${flow}
[Documentation] Reads and returns nsp value from flow captured with 'ovs-dpctl dump-flows'.
+ [Arguments] ${flow}
${flow} Get Actions Part ${flow}
${output} OperatingSystem.Run echo "\$${flow}" | sed 's/.*nsp=/nsp=/' | sed 's/,.*//' | sed 's/.*=//'
- [Return] ${output}
+ RETURN ${output}
Manager is Connected
${output} SSHLibrary.Execute Command sudo ovs-vsctl show
Should Contain x Times ${output} is_connected: true 2
Wait For Flows On Switch
- [Arguments] ${switch_ip} ${switch_name}
[Documentation] Counts flows on switch, fails if 0
+ [Arguments] ${switch_ip} ${switch_name}
ConnUtils.Connect and Login ${switch_ip}
# check for OVS errors first
- ${stdout} ${stderr} SSHLibrary.Execute Command sudo ovs-ofctl dump-flows ${switch_name} -OOpenFlow13 return_stderr=True
- Run Keyword If "${stderr}" != "${EMPTY}" Fatal Error ${stderr}
+ ${stdout} ${stderr} SSHLibrary.Execute Command
+ ... sudo ovs-ofctl dump-flows ${switch_name} -OOpenFlow13
+ ... return_stderr=True
+ IF "${stderr}" != "${EMPTY}" Fatal Error ${stderr}
Wait Until Keyword Succeeds 120s 20s Count Flows On Switch ${switch_name}
SSHLibrary.Close Connection
Show Switch Status
- [Arguments] ${switch_name}
[Documentation] Shows status of a switch for easier debugging.
- ${stdout} ${stderr} SSHLibrary.Execute Command sudo ovs-ofctl dump-flows ${switch_name} -OOpenFlow13 return_stderr=True
+ [Arguments] ${switch_name}
+ ${stdout} ${stderr} SSHLibrary.Execute Command
+ ... sudo ovs-ofctl dump-flows ${switch_name} -OOpenFlow13
+ ... return_stderr=True
Log ${stdout}
${stdout} ${stderr} SSHLibrary.Execute Command sudo ovs-vsctl show return_stderr=True
Log ${stdout}
Count Flows On Switch
[Arguments] ${switch_name}
- ${out} SSHLibrary.Execute Command printf "%d" $(($(sudo ovs-ofctl dump-flows ${switch_name} -OOpenFlow13 | wc -l)-1))
+ ${out} SSHLibrary.Execute Command
+ ... printf "%d" $(($(sudo ovs-ofctl dump-flows ${switch_name} -OOpenFlow13 | wc -l)-1))
Should Be True ${out}>0
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