X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=csit%2Flibraries%2FTcpdump.robot;h=1f8ddc4d7ae99f42fe51338dcc932522e17bce17;hb=1140cf46a98c366057ccdc6b6bf8ea3e40d1c458;hp=0e282a69fb00bc037824bc95d1eb12542e16e4b0;hpb=0bd59f63507f0e962f566e76840d62bfb0307c68;p=integration%2Ftest.git diff --git a/csit/libraries/Tcpdump.robot b/csit/libraries/Tcpdump.robot index 0e282a69fb..1f8ddc4d7a 100644 --- a/csit/libraries/Tcpdump.robot +++ b/csit/libraries/Tcpdump.robot @@ -1,7 +1,9 @@ *** Settings *** Documentation Library to catch traffic/packets using linux tcpdump command Library SSHLibrary +Resource SSHKeywords.robot Resource Utils.robot +Resource RemoteBash.robot Variables ../variables/Variables.py *** Variables *** @@ -9,6 +11,7 @@ ${dumpalias} tcpdump ${dumppcap} dump.pcap ${dumppcappath} /tmp/${dumppcap} ${dumpcmd} sudo tcpdump -s 0 -w ${dumppcappath} +${dump_default_name} tcpDump *** Keywords *** Start Tcpdumping @@ -17,7 +20,7 @@ Start Tcpdumping [Documentation] Connects to the remote machine via ssh and starts tcpdump linux command ${currentcon}= SSHLibrary.Get Connection index=True SSHLibrary.Open Connection ${system} prompt=${prompt} timeout=${timeout} alias=${dumpalias} - Utils.Flexible SSH Login ${user} password=${password} delay=${timeout} + SSHKeywords.Flexible SSH Login ${user} password=${password} delay=${timeout} SSHLibrary.Write ${dumpcmd} -i ${eth} ${more_params} Run Keyword If ${currentcon}==${None} Return From Keyword SSHLibrary.Switch Connection ${currentcon} @@ -26,7 +29,7 @@ Stop Tcpdumping And Download [Arguments] ${filename}=${dumppcap}.xz [Documentation] Stops catching packets with tcpdump and download the saved file ${oldcon}= SSHLibrary.Switch Connection ${dumpalias} - Utils.Write_Bare_Ctrl_C + RemoteBash.Write_Bare_Ctrl_C SSHLibrary.Read ${stdout}= SSHLibrary.Execute Command xz -9ekvv ${dumppcappath} Log ${stdout} @@ -36,3 +39,48 @@ Stop Tcpdumping And Download SSHLibrary.Close Connection Run Keyword If ${oldcon}==${None} Return From Keyword SSHLibrary.Switch Connection ${oldcon} + +Start Packet Capture On Node + [Arguments] ${node_ip} ${file_Name}=${dump_default_name} ${network_Adapter}=eth0 ${user}=${DEFAULT_USER} ${password}=${EMPTY} ${prompt}=${DEFAULT_LINUX_PROMPT} + ... ${prompt_timeout}=${DEFAULT_TIMEOUT} ${filter}=${EMPTY} + [Documentation] Connects to the remote machine and starts tcpdump + ${current_ssh_connection}= SSHLibrary.Get Connection + ${conn_id}= SSHLibrary.Open Connection ${node_ip} prompt=${prompt} timeout=${prompt_timeout} + SSHKeywords.Flexible SSH Login ${user} ${password} + ${cmd} = Set Variable sudo /usr/sbin/tcpdump -vvv -ni ${networkAdapter} ${filter} -w /tmp/${file_Name}.pcap + ${stdout} ${stderr} = SSHLibrary.Start Command ${cmd} + Log ${stderr} + Log ${stdout} + [Teardown] SSHKeywords.Restore_Current_SSH_Connection_From_Index ${current_ssh_connection.index} + [Return] ${conn_id} + +Stop Packet Capture on Node + [Arguments] ${conn_id} + [Documentation] This keyword will list the running processes looking for tcpdump and then kill the process with the name tcpdump + SSHLibrary.Switch Connection ${conn_id} + ${stdout} = SSHLibrary.Execute Command sudo ps -elf | grep tcpdump + Log ${stdout} + ${stdout} ${stderr} = SSHLibrary.Execute Command sudo pkill -f tcpdump return_stderr=True + Log ${stderr} + Log ${stdout} + ${stdout} = SSHLibrary.Execute Command sudo xz -9ekvv /tmp/*.pcap + Log ${stdout} + ${stdout} = SSHLibrary.Execute Command sudo ls -ls /tmp + Log ${stdout} + +Start Packet Capture on Nodes + [Arguments] ${tag}=${EMPTY} ${filter}=${EMPTY} ${ips}=@{EMPTY} + [Documentation] Start packet captures on the given list of node ips. + ... The captures will be named with the tag and ip. + @{conn_ids} = BuiltIn.Create List @{EMPTY} + : FOR ${ip} IN @{ips} + \ ${fname} = BuiltIn.Catenate SEPARATOR=__ ${tag} ${ip} + \ ${conn_id} = Tcpdump.Start Packet Capture on Node ${ip} file_Name=${fname} filter=${filter} + \ Collections.Append To List ${conn_ids} ${conn_id} + [Return] @{conn_ids} + +Stop Packet Capture on Nodes + [Arguments] ${conn_ids}=@{EMPTY} + [Documentation] Stop the packet captures on the given list of node connection ids + : FOR ${conn_id} IN @{conn_ids} + \ Stop Packet Capture on Node ${conn_id}