<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>146. CVL Limit Value Test — DPDK Test Plans documentation</title> <link rel="stylesheet" href="_static/alabaster.css" type="text/css" /> <link rel="stylesheet" href="_static/pygments.css" type="text/css" /> <script type="text/javascript"> var DOCUMENTATION_OPTIONS = { URL_ROOT: './', VERSION: '', COLLAPSE_INDEX: false, FILE_SUFFIX: '.html', HAS_SOURCE: true, SOURCELINK_SUFFIX: '.txt' }; </script> <script type="text/javascript" src="_static/jquery.js"></script> <script type="text/javascript" src="_static/underscore.js"></script> <script type="text/javascript" src="_static/doctools.js"></script> <link rel="index" title="Index" href="genindex.html" /> <link rel="search" title="Search" href="search.html" /> <link rel="next" title="147. VEB Switch and floating VEB Tests" href="veb_switch_test_plan.html" /> <link rel="prev" title="145. metrics" href="metrics_test_plan.html" /> <link rel="stylesheet" href="_static/custom.css" type="text/css" /> <meta name="viewport" content="width=device-width, initial-scale=0.9, maximum-scale=0.9" /> </head> <body> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body" role="main"> <div class="section" id="cvl-limit-value-test"> <h1>146. CVL Limit Value Test<a class="headerlink" href="#cvl-limit-value-test" title="Permalink to this headline">¶</a></h1> <div class="section" id="description"> <h2>146.1. Description<a class="headerlink" href="#description" title="Permalink to this headline">¶</a></h2> <div class="section" id="supported-function-type"> <h3>146.1.1. Supported function type<a class="headerlink" href="#supported-function-type" title="Permalink to this headline">¶</a></h3> <blockquote> <div>validate create destroy flush list</div></blockquote> </div> <div class="section" id="supported-action-type"> <h3>146.1.2. Supported action type<a class="headerlink" href="#supported-action-type" title="Permalink to this headline">¶</a></h3> <blockquote> <div>queue index drop rss queues passthru mark mark/rss</div></blockquote> </div> </div> <div class="section" id="prerequisites"> <h2>146.2. Prerequisites<a class="headerlink" href="#prerequisites" title="Permalink to this headline">¶</a></h2> <ol class="arabic"> <li>Hardware: columbiaville_25g/columbiaville_100g </li> <li>Software: DPDK: <a class="reference external" href="http://dpdk.org/git/dpdk">http://dpdk.org/git/dpdk</a> scapy: <a class="reference external" href="http://www.secdev.org/projects/scapy/">http://www.secdev.org/projects/scapy/</a> </li> <li>Copy specific ice package to /lib/firmware/intel/ice/ddp/ice.pkg Then reboot server, and compile DPDK </li> <li>Generate 2 VFs on each PF and set mac address for each VF: <div class="highlight-default"><div class="highlight"><pre>echo 2 > /sys/bus/pci/devices/0000:86:00.0/sriov_numvfs echo 2 > /sys/bus/pci/devices/0000:86:00.1/sriov_numvfs ip link set enp134s0f0 vf 0 mac 00:11:22:33:44:55 ip link set enp134s0f0 vf 1 mac 00:11:22:33:44:66 ip link set enp134s0f1 vf 0 mac 00:11:22:33:44:77 ip link set enp134s0f1 vf 1 mac 00:11:22:33:44:88 </pre></div> </div> 0000:86:00.0 generate 0000:86:01.0 and 0000:86:01.1 0000:86:00.1 generate 0000:86:11.0 and 0000:86:11.1 define 86:01.0 as vf00, 86:01.1 as vf01, 86:11.0 as vf10, 86:11.1 as vf11. assign mac address of pf0 is 68:05:ca:a3:1a:60, assign mac address of pf1 is 68:05:ca:a3:1a:61. </li> <li>Bind VFs to dpdk driver: <div class="highlight-default"><div class="highlight"><pre>./usertools/dpdk-devbind.py -b vfio-pci 86:01.0 86:01.1 86:11.0 86:11.1 </pre></div> </div> </li> </ol> <ol class="arabic" start="5"> <li>Launch the app <code class="docutils literal">testpmd</code> with the following arguments: <div class="highlight-default"><div class="highlight"><pre>./testpmd -c 0xff -n 6 -w 86:01.0 -w 86:01.1 --file-prefix=vf -- -i --rxq=16 --txq=16 testpmd> set fwd rxonly testpmd> set verbose 1 </pre></div> </div> </li> <li>on tester side, copy the layer python file to /root: <div class="highlight-default"><div class="highlight"><pre>cp pfcp.py to /root </pre></div> </div> then import layers when start scapy: <div class="highlight-default"><div class="highlight"><pre>>>> import sys >>> sys.path.append('/root') >>> from pfcp import PFCP >>> from scapy.contrib.gtp import * >>> from scapy.contrib.mpls import * </pre></div> </div> </li> </ol> </div> <div class="section" id="test-case-max-number"> <h2>146.3. Test case: Max number<a class="headerlink" href="#test-case-max-number" title="Permalink to this headline">¶</a></h2> All the max number cases are designed based on 2*100G NIC. If the hardware is 4*25G NIC, the guaranteed rule number of PF is 512. So in subcase 3 and subcase 4, there can be created at most 14848 rules on 1pf and 2vfs. <div class="section" id="subcase-1-14336-rules-on-1-vf"> <h3>146.3.1. Subcase 1: 14336 rules on 1 vf<a class="headerlink" href="#subcase-1-14336-rules-on-1-vf" title="Permalink to this headline">¶</a></h3> <ol class="arabic"> <li>create 14336 rules on vf00: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.0 / end actions queue index 1 / mark / end flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.1 / end actions queue index 1 / mark / end ...... flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.55.255 / end actions queue index 1 / mark / end </pre></div> </div> all the rules are created successfully. </li> <li>create one more rule: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.56.0 / end actions queue index 1 / mark / end </pre></div> </div> the rule failed to create. return the error message. </li> <li>check the rule list, there are 14336 rules listed. </li> <li>send matched packets for rule 0 and rule 14335: <div class="highlight-default"><div class="highlight"><pre>sendp([Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.20",dst="192.168.0.0")/Raw('x' * 80)],iface="enp134s0f1") sendp([Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.20",dst="192.168.55.255")/Raw('x' * 80)],iface="enp134s0f1") </pre></div> </div> check all packets are redirected to expected queue with FDIR matched ID=0x0 </li> <li>create a rule on vf01, it failed, check the error message, the rule number has expired the max rule number. </li> <li>create a rule on vf10, it failed, check the error message, the rule number has expired the max rule number. </li> <li>flush all the rules, check the rule list, there is no rule listed. </li> <li>verify matched packets for rule 0 and rule 14335 received without FDIR matched ID. </li> </ol> </div> <div class="section" id="subcase-2-14336-rules-on-2-vfs-of-2pfs"> <h3>146.3.2. Subcase 2: 14336 rules on 2 vfs of 2pfs<a class="headerlink" href="#subcase-2-14336-rules-on-2-vfs-of-2pfs" title="Permalink to this headline">¶</a></h3> <ol class="arabic"> <li>start testpmd on vf00: <div class="highlight-default"><div class="highlight"><pre>./testpmd -c 0xf -n 6 -w 86:01.0 --file-prefix=vf00 -- -i --rxq=4 --txq=4 </pre></div> </div> create 1 rule on vf00: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.0 / end actions queue index 1 / mark / end </pre></div> </div> created successfully, check the rule is listed. </li> <li>start testpmd on vf10: <div class="highlight-default"><div class="highlight"><pre>./testpmd -c 0xf0 -n 6 -w 86:0a.0 --file-prefix=vf10 -- -i --rxq=4 --txq=4 </pre></div> </div> create 14336 rules on vf10: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.0 / end actions queue index 1 / mark / end flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.1 / end actions queue index 1 / mark / end ...... flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.55.255 / end actions queue index 1 / mark / end </pre></div> </div> all the rules except the last one are created successfully. check the rule list, there listed 14335 rules. </li> <li>send matched packet to vf00 and matched packet for rule 14334 to vf10, check all packets are redirected to expected queue with FDIR matched ID=0x0 </li> <li>flush all the rules, check the rule list, there is no rule listed. </li> <li>verify matched packet received without FDIR matched ID. </li> </ol> </div> <div class="section" id="subcase-3-1025-rules-on-1pf-and-14335-rules-on-2vfs"> <h3>146.3.3. Subcase 3: 1025 rules on 1pf and 14335 rules on 2vfs<a class="headerlink" href="#subcase-3-1025-rules-on-1pf-and-14335-rules-on-2vfs" title="Permalink to this headline">¶</a></h3> each pf can create 1024 rules at least in 2 ports card. each pf can create 512 rules at least in 4 ports card. there are 14k rules shared by pfs and vfs. so 1 pf and 2 vfs can create 15360 rules at most on 2 ports card. 1 pf and 2 vfs can create 14848 rules at most on 4 ports card. <ol class="arabic"> <li>create 1025 rules on pf0: <div class="highlight-default"><div class="highlight"><pre>ethtool -N enp134s0f0 flow-type tcp4 src-ip 192.168.0.0 dst-ip 192.168.100.2 src-port 32 dst-port 33 action 8 ethtool -N enp134s0f0 flow-type tcp4 src-ip 192.168.0.1 dst-ip 192.168.100.2 src-port 32 dst-port 33 action 8 ...... ethtool -N enp134s0f0 flow-type tcp4 src-ip 192.168.3.255 dst-ip 192.168.100.2 src-port 32 dst-port 33 action 8 ethtool -N enp134s0f0 flow-type tcp4 src-ip 192.168.4.0 dst-ip 192.168.100.2 src-port 32 dst-port 33 action 8 </pre></div> </div> all the rules can be created successfully: <div class="highlight-default"><div class="highlight"><pre>Added rule with ID <Rule ID> </pre></div> </div> List the rules on pf0: <div class="highlight-default"><div class="highlight"><pre>ethtool -n enp134s0f0 </pre></div> </div> </li> <li>start testpmd on vf00: <div class="highlight-default"><div class="highlight"><pre>./testpmd -c 0xf -n 6 -w 86:01.0 --file-prefix=vf00 -- -i --rxq=4 --txq=4 </pre></div> </div> create 1 rule on vf00: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.0 / end actions queue index 1 / mark / end </pre></div> </div> created successfully, check the rule is listed. </li> </ol> <ol class="arabic" start="2"> <li>start testpmd on vf10: <div class="highlight-default"><div class="highlight"><pre>./testpmd -c 0xf0 -n 6 -w 86:0a.0 --file-prefix=vf10 -- -i --rxq=4 --txq=4 </pre></div> </div> create 14335 rules on vf10: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.0 / end actions queue index 1 / mark / end flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.1 / end actions queue index 1 / mark / end ...... flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.55.254 / end actions queue index 1 / mark / end </pre></div> </div> all the rules except the last one are created successfully. check the rule list, there listed 14334 rules. </li> <li>send matched packet to vf00 and matched packet for rule 14333 to vf10, check all packets are redirected to expected queue with FDIR matched ID=0x0 </li> <li>delete 1 rule on pf0: <div class="highlight-default"><div class="highlight"><pre>ethtool -N enp134s0f0 delete <Rule ID> </pre></div> </div> </li> <li>create one more rule on vf10: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.55.254 / end actions queue index 1 / mark / end </pre></div> </div> the rule can be created successfully. </li> <li>send matched packet to vf10, it can be redirected to queue 1 with FDIR matched ID=0x0. </li> <li>flush all the rules, check the rule list, there is no rule listed. </li> <li>verify matched packet received without FDIR matched ID. </li> </ol> </div> <div class="section" id="subcase-4-15360-rules-on-1pf-and-0-rules-on-2vfs"> <h3>146.3.4. Subcase 4: 15360 rules on 1pf and 0 rules on 2vfs<a class="headerlink" href="#subcase-4-15360-rules-on-1pf-and-0-rules-on-2vfs" title="Permalink to this headline">¶</a></h3> each pf can create 1024 rules at least in 2 ports card. each pf can create 512 rules at least in 4 ports card. there are 14k rules shared by pfs and vfs. so 1 pf and 2 vfs can create 15360 rules at most on 2 ports card. 1 pf and 2 vfs can create 14848 rules at most on 4 ports card. so if create 15360/14848 rules on 1 pf, there can’t create rule on vf successfully. <ol class="arabic"> <li>create 15360 rules on pf0: <div class="highlight-default"><div class="highlight"><pre>ethtool -N enp134s0f0 flow-type tcp4 src-ip 192.168.0.0 dst-ip 192.168.100.2 src-port 32 dst-port 33 action 8 ethtool -N enp134s0f0 flow-type tcp4 src-ip 192.168.0.1 dst-ip 192.168.100.2 src-port 32 dst-port 33 action 8 ...... ethtool -N enp134s0f0 flow-type tcp4 src-ip 192.168.57.255 dst-ip 192.168.100.2 src-port 32 dst-port 33 action 8 </pre></div> </div> all the rules can be created successfully: <div class="highlight-default"><div class="highlight"><pre>Added rule with ID <Rule ID> </pre></div> </div> </li> <li>failed to create one more rule on pf0: <div class="highlight-default"><div class="highlight"><pre>ethtool -N enp134s0f0 flow-type tcp4 src-ip 192.168.58.0 dst-ip 192.168.100.2 src-port 32 dst-port 33 action 8 </pre></div> </div> </li> <li>start testpmd on vf00 and vf10: <div class="highlight-default"><div class="highlight"><pre>./testpmd -c 0xf -n 6 -w 86:01.0 -w 86:11.0 --file-prefix=vf00 -- -i --rxq=4 --txq=4 </pre></div> </div> create 1 rule on vf00: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.0 / end actions queue index 1 / mark / end </pre></div> </div> failed to create the rule, check there is no rule listed. create 1 rule on vf10: <div class="highlight-default"><div class="highlight"><pre>flow create 1 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.0 / end actions queue index 1 / mark / end </pre></div> </div> failed to create the rule, check there is no rule listed. </li> <li>delete 1 rule on pf0: <div class="highlight-default"><div class="highlight"><pre>ethtool -N enp134s0f0 delete <Rule ID> </pre></div> </div> </li> <li>create 1 rule on vf00: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.55.254 / end actions queue index 1 / mark / end </pre></div> </div> the rule can be created successfully. create 1 rule on vf10: <div class="highlight-default"><div class="highlight"><pre>flow create 1 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.0 / end actions queue index 1 / mark / end </pre></div> </div> failed to create the rule, check there is no rule listed. </li> <li>send matched packet to vf00, it can be redirected to queue 1 with FDIR matched ID=0x0. send matched packet to vf10, it is received without FDIR matched ID. </li> <li>delete 1 more rule on pf0: <div class="highlight-default"><div class="highlight"><pre>ethtool -N enp134s0f0 delete <Rule ID> </pre></div> </div> </li> <li>create 1 rule on vf10: <div class="highlight-default"><div class="highlight"><pre>flow create 1 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.0 / end actions queue index 1 / mark / end </pre></div> </div> the rule can be created successfully. </li> <li>send matched packet to vf00, it can be redirected to queue 1 with FDIR matched ID=0x0. send matched packet to vf10, it can be redirected to queue 1 with FDIR matched ID=0x0. </li> </ol> </div> </div> <div class="section" id="test-case-stress-test"> <h2>146.4. Test case: Stress test<a class="headerlink" href="#test-case-stress-test" title="Permalink to this headline">¶</a></h2> <div class="section" id="subcase-1-add-delete-rules"> <h3>146.4.1. Subcase 1: add/delete rules<a class="headerlink" href="#subcase-1-add-delete-rules" title="Permalink to this headline">¶</a></h3> <ol class="arabic"> <li>create two rules: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.21 / udp src is 22 dst is 23 / end actions queue index 1 / mark id 0 / end flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.21 / tcp src is 22 dst is 23 / end actions rss queues 2 3 end / mark id 1 / end </pre></div> </div> return the message: <div class="highlight-default"><div class="highlight"><pre>Flow rule #0 created Flow rule #1 created </pre></div> </div> list the rules: <div class="highlight-default"><div class="highlight"><pre>testpmd> flow list 0 ID Group Prio Attr Rule 0 0 0 i-- ETH IPV4 UDP => QUEUE MARK 1 0 0 i-- ETH IPV4 TCP => RSS MARK </pre></div> </div> </li> <li>delete the rules: <div class="highlight-default"><div class="highlight"><pre>testpmd> flow flush 0 </pre></div> </div> </li> <li>repeat the create and delete operations in step1-2 14336 times. </li> <li>create the two rules one more time, check the rules listed. </li> <li>send matched packet: <div class="highlight-default"><div class="highlight"><pre>sendp([Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.20",dst="192.168.0.21")/UDP(sport=22,dport=23)/Raw('x' * 80)],iface="enp134s0f1") sendp([Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.20",dst="192.168.0.21")/TCP(sport=22,dport=23)/Raw('x' * 80)],iface="enp134s0f1") </pre></div> </div> check packet 1 is redirected to queue 1 with FDIR matched ID=0x0 check packet 2 is redirected to queue 2 or queue 3 with FDIR matched ID=0x1 </li> </ol> </div> <div class="section" id="subcase-2-add-delete-rules-on-two-vfs"> <h3>146.4.2. Subcase 2: add/delete rules on two VFs<a class="headerlink" href="#subcase-2-add-delete-rules-on-two-vfs" title="Permalink to this headline">¶</a></h3> <ol class="arabic"> <li>create a rule on each vf: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.0 dst is 192.1.0.0 tos is 4 / tcp src is 22 dst is 23 / end actions queue index 5 / end flow create 1 ingress pattern eth / ipv4 src is 192.168.0.0 dst is 192.1.0.0 tos is 4 / tcp src is 22 dst is 23 / end actions queue index 5 / end </pre></div> </div> return the message: <div class="highlight-default"><div class="highlight"><pre>Flow rule #0 created Flow rule #0 created </pre></div> </div> list the rules: <div class="highlight-default"><div class="highlight"><pre>testpmd> flow list 0 ID Group Prio Attr Rule 0 0 0 i-- ETH IPV4 TCP => QUEUE testpmd> flow list 1 ID Group Prio Attr Rule 0 0 0 i-- ETH IPV4 TCP => QUEUE </pre></div> </div> </li> <li>delete the rules: <div class="highlight-default"><div class="highlight"><pre>flow destroy 0 rule 0 flow destroy 1 rule 0 </pre></div> </div> </li> <li>repeate the create and delete operations in step1-2 14336 times with different IP src address. </li> <li>create the rule on each vf one more time, check the rules listed: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.56.0 dst is 192.1.0.0 tos is 4 / tcp src is 22 dst is 23 / end actions queue index 5 / end flow create 1 ingress pattern eth / ipv4 src is 192.168.56.0 dst is 192.1.0.0 tos is 4 / tcp src is 22 dst is 23 / end actions queue index 5 / end </pre></div> </div> </li> <li>send matched packet: <div class="highlight-default"><div class="highlight"><pre>sendp([Ether(dst="00:11:22:33:44:55")/IP(src="192.168.56.0",dst="192.1.0.0",tos=4)/TCP(sport=22,dport=23)/Raw('x' * 80)],iface="enp134s0f1") sendp([Ether(dst="00:11:22:33:44:66")/IP(src="192.168.56.0",dst="192.1.0.0",tos=4)/TCP(sport=22,dport=23)/Raw('x' * 80)],iface="enp134s0f1") </pre></div> </div> check the packet is redirected to queue 5 of two vfs. </li> </ol> </div> </div> <div class="section" id="id1"> <h2>146.5. Prerequisites<a class="headerlink" href="#id1" title="Permalink to this headline">¶</a></h2> <ol class="arabic"> <li>Hardware: columbiaville_25g/columbiaville_100g design the cases with 2 ports card. </li> <li>Software: DPDK: <a class="reference external" href="http://dpdk.org/git/dpdk">http://dpdk.org/git/dpdk</a> scapy: <a class="reference external" href="http://www.secdev.org/projects/scapy/">http://www.secdev.org/projects/scapy/</a> </li> <li>Copy specific ice package to /lib/firmware/intel/ice/ddp/ice.pkg Then reboot server, and compile DPDK </li> <li>Bind the pf to dpdk driver: <div class="highlight-default"><div class="highlight"><pre>./usertools/dpdk-devbind.py -b igb_uio 86:00.0 86:00.1 </pre></div> </div> </li> <li>Launch the app <code class="docutils literal">testpmd</code> with the following arguments: <div class="highlight-default"><div class="highlight"><pre>./testpmd -c 0xff -n 6 -w 86:00.0 --log-level="ice,7" -- -i --portmask=0xff --rxq=64 --txq=64 --port-topology=loop testpmd> set fwd rxonly testpmd> set verbose 1 </pre></div> </div> If set UDP tunnel flow rule: <div class="highlight-default"><div class="highlight"><pre>testpmd> port config 0 udp_tunnel_port add vxlan 4789 testpmd> start </pre></div> </div> Notes: if need two ports environment, launch <code class="docutils literal">testpmd</code> with the following arguments: <div class="highlight-default"><div class="highlight"><pre>./testpmd -c 0xff -n 6 -w 86:00.0 -w 86:00.1 --log-level="ice,7" -- -i --portmask=0xff --rxq=64 --txq=64 --port-topology=loop </pre></div> </div> </li> </ol> </div> <div class="section" id="test-case-add-delete-rules"> <h2>146.6. Test case: add/delete rules<a class="headerlink" href="#test-case-add-delete-rules" title="Permalink to this headline">¶</a></h2> <ol class="arabic"> <li>create two rules: <div class="highlight-default"><div class="highlight"><pre>flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.21 / udp src is 22 dst is 23 / end actions queue index 1 / mark / end flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 dst is 192.168.0.21 / tcp src is 22 dst is 23 / end actions rss queues 2 3 end / mark id 1 / end </pre></div> </div> return the message: <div class="highlight-default"><div class="highlight"><pre>Flow rule #0 created Flow rule #1 created </pre></div> </div> list the rules: <div class="highlight-default"><div class="highlight"><pre>testpmd> flow list 0 ID Group Prio Attr Rule 0 0 0 i-- ETH IPV4 UDP => QUEUE MARK 1 0 0 i-- ETH IPV4 TCP => RSS MARK </pre></div> </div> </li> <li>delete the rules: <div class="highlight-default"><div class="highlight"><pre>testpmd> flow flush 0 </pre></div> </div> </li> <li>repeate the create and delete operations in step1-2 15360 times. </li> <li>create the two rules one more time, check the rules listed. </li> <li>send matched packet: <div class="highlight-default"><div class="highlight"><pre>sendp([Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.20",dst="192.168.0.21")/UDP(sport=22,dport=23)/Raw('x' * 80)],iface="enp175s0f0") sendp([Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.20",dst="192.168.0.21")/TCP(sport=22,dport=23)/Raw('x' * 80)],iface="enp175s0f0") </pre></div> </div> check packet 1 is redirected to queue 1 with FDIR matched ID=0x0 check packet 2 is redirected to queue 2 or queue 3 with FDIR matched ID=0x1 </li> </ol> </div> <div class="section" id="id2"> <h2>146.7. Prerequisites<a class="headerlink" href="#id2" title="Permalink to this headline">¶</a></h2> <ol class="arabic"> <li>Hardware: columbiaville_25g/columbiaville_100g design the cases with 2 ports card. </li> <li>Software: dpdk: <a class="reference external" href="http://dpdk.org/git/dpdk">http://dpdk.org/git/dpdk</a> scapy: <a class="reference external" href="http://www.secdev.org/projects/scapy/">http://www.secdev.org/projects/scapy/</a> </li> <li>Copy specific ice package to /lib/firmware/updates/intel/ice/ddp/ice.pkg, then load driver: <div class="highlight-default"><div class="highlight"><pre>rmmod ice insmod ice.ko </pre></div> </div> </li> <li>Get the pci device id of DUT, for example: <div class="highlight-default"><div class="highlight"><pre>./usertools/dpdk-devbind.py -s 0000:18:00.0 'Device 1593' if=enp24s0f0 drv=ice unused=vfio-pci 0000:18:00.1 'Device 1593' if=enp24s0f1 drv=ice unused=vfio-pci </pre></div> </div> </li> <li>Generate 4 VFs on PF0: <div class="highlight-default"><div class="highlight"><pre>echo 4 > /sys/bus/pci/devices/0000:18:00.0/sriov_numvfs ./usertools/dpdk-devbind.py -s 0000:18:01.0 'Ethernet Adaptive Virtual Function 1889' if=enp24s1 drv=iavf unused=vfio-pci 0000:18:01.1 'Ethernet Adaptive Virtual Function 1889' if=enp24s1f1 drv=iavf unused=vfio-pci 0000:18:01.2 'Ethernet Adaptive Virtual Function 1889' if=enp24s1f2 drv=iavf unused=vfio-pci 0000:18:01.3 'Ethernet Adaptive Virtual Function 1889' if=enp24s1f3 drv=iavf unused=vfio-pci </pre></div> </div> </li> <li>Set VF0 as trust: <div class="highlight-default"><div class="highlight"><pre>ip link set enp24s0f0 vf 0 trust on </pre></div> </div> </li> <li>Bind VFs to dpdk driver: <div class="highlight-default"><div class="highlight"><pre>modprobe vfio-pci ./usertools/dpdk-devbind.py -b vfio-pci 0000:18:01.0 0000:18:01.1 0000:18:01.2 0000:18:01.3 </pre></div> </div> </li> <li>Launch dpdk on VF0 and VF1, and VF0 request DCF mode: <div class="highlight-default"><div class="highlight"><pre>./x86_64-native-linuxapp-gcc/app/testpmd -c 0xf -n 4 -w 0000:18:01.0,cap=dcf -w 0000:18:01.1 -- -i testpmd> set portlist 1 testpmd> set fwd rxonly testpmd> set verbose 1 testpmd> start testpmd> show port info all </pre></div> </div> check the VF0 driver is net_ice_dcf. </li> <li>on tester side, copy the layer python file to /root: <div class="highlight-default"><div class="highlight"><pre> cp pfcp.py to /root then import layers when start scapy:: >>> import sys >>> sys.path.append('/root') >>> from pfcp import PFCP >>> from scapy.contrib.igmp import * </pre></div> </div> </li> </ol> </div> <div class="section" id="test-case-max-rule-number"> <h2>146.8. Test case: max rule number<a class="headerlink" href="#test-case-max-rule-number" title="Permalink to this headline">¶</a></h2> Description: 32k switch filter rules can be created on a CVL card, and all PFs and VFs share the 32k rules. But the system will first create some MAC_VLAN rules in switch table, and as the number of rules increased, the hash conflicts in the switch filter table are increased, so we can create a total of 32563 switch filter rules on a DCF. <ol class="arabic"> <li>create 32563 rules with the same pattern, but different input set: <div class="highlight-default"><div class="highlight"><pre>testpmd> flow create 0 ingress pattern eth / ipv4 src is 192.168.0.0 / end actions vf id 1 / end testpmd> flow create 0 ingress pattern eth / ipv4 src is 192.168.0.1 / end actions vf id 1 / end ...... testpmd> flow create 0 ingress pattern eth / ipv4 src is 192.168.127.177 / end actions vf id 1 / end testpmd> flow list 0 </pre></div> </div> check the rules exist in the list. </li> <li>create one more rule: <div class="highlight-default"><div class="highlight"><pre>testpmd> flow create 0 ingress pattern eth / ipv4 src is 192.168.127.178 / end actions vf id 1 / end </pre></div> </div> check the rule can not be created successfully, and testpmd provide a friendly output, showing: <div class="highlight-default"><div class="highlight"><pre>ice_flow_create(): Failed to create flow port_flow_complain(): Caught PMD error type 2 (flow rule (handle)): switch filter create flow fail: Invalid argument </pre></div> </div> </li> <li>check the rule list <blockquote> <div>testpmd> flow list 0 </div></blockquote> check the rule in step 2 not exists in the list. </li> <li>send 32563 matched packets for rule 0-32562: <div class="highlight-default"><div class="highlight"><pre>sendp([Ether(dst="68:05:ca:8d:ed:a8")/IP(src="192.168.0.0")/TCP(sport=25,dport=23)/("X"*480)], iface="ens786f0", count=1) sendp([Ether(dst="68:05:ca:8d:ed:a8")/IP(src="192.168.0.1")/TCP(sport=25,dport=23)/("X"*480)], iface="ens786f0", count=1) ...... sendp([Ether(dst="68:05:ca:8d:ed:a8")/IP(src="192.168.127.177")/TCP(sport=25,dport=23)/("X"*480)], iface="ens786f0", count=1) </pre></div> </div> check port 1 receive the 32563 packets. send 1 mismatched packet: <div class="highlight-default"><div class="highlight"><pre>sendp([Ether(dst="68:05:ca:8d:ed:a8")/IP(src="192.167.0.1")/TCP(sport=25,dport=23)/("X"*480)], iface="ens786f0", count=1) </pre></div> </div> check the packet are not to port 1. </li> <li>verify rules can be destroyed: <div class="highlight-default"><div class="highlight"><pre>testpmd> flow flush 0 testpmd> flow list 0 </pre></div> </div> check the rules not exist in the list. send 32563 matched packets, check the packets are not to port 1. </li> </ol> </div> </div> </div> </div> </div> <div class="sphinxsidebar" role="navigation" aria-label="main navigation"> <div class="sphinxsidebarwrapper"> <h3><a href="index.html">Table Of Contents</a></h3> <ul> <li><a class="reference internal" href="#">146. CVL Limit Value Test</a><ul> <li><a class="reference internal" href="#description">146.1. Description</a><ul> <li><a class="reference internal" href="#supported-function-type">146.1.1. Supported function type</a></li> <li><a class="reference internal" href="#supported-action-type">146.1.2. Supported action type</a></li> </ul> </li> <li><a class="reference internal" href="#prerequisites">146.2. Prerequisites</a></li> <li><a class="reference internal" href="#test-case-max-number">146.3. Test case: Max number</a><ul> <li><a class="reference internal" href="#subcase-1-14336-rules-on-1-vf">146.3.1. Subcase 1: 14336 rules on 1 vf</a></li> <li><a class="reference internal" href="#subcase-2-14336-rules-on-2-vfs-of-2pfs">146.3.2. Subcase 2: 14336 rules on 2 vfs of 2pfs</a></li> <li><a class="reference internal" href="#subcase-3-1025-rules-on-1pf-and-14335-rules-on-2vfs">146.3.3. Subcase 3: 1025 rules on 1pf and 14335 rules on 2vfs</a></li> <li><a class="reference internal" href="#subcase-4-15360-rules-on-1pf-and-0-rules-on-2vfs">146.3.4. Subcase 4: 15360 rules on 1pf and 0 rules on 2vfs</a></li> </ul> </li> <li><a class="reference internal" href="#test-case-stress-test">146.4. Test case: Stress test</a><ul> <li><a class="reference internal" href="#subcase-1-add-delete-rules">146.4.1. Subcase 1: add/delete rules</a></li> <li><a class="reference internal" href="#subcase-2-add-delete-rules-on-two-vfs">146.4.2. Subcase 2: add/delete rules on two VFs</a></li> </ul> </li> <li><a class="reference internal" href="#id1">146.5. Prerequisites</a></li> <li><a class="reference internal" href="#test-case-add-delete-rules">146.6. Test case: add/delete rules</a></li> <li><a class="reference internal" href="#id2">146.7. Prerequisites</a></li> <li><a class="reference internal" href="#test-case-max-rule-number">146.8. Test case: max rule number</a></li> </ul> </li> </ul> <div class="relations"> <h3>Related Topics</h3> <ul> <li><a href="index.html">Documentation overview</a><ul> <li>Previous: <a href="metrics_test_plan.html" title="previous chapter">145. metrics</a></li> <li>Next: <a href="veb_switch_test_plan.html" title="next chapter">147. 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