@@ -126,6 +126,12 @@ take 'MAC_IPV4_FRAG fdir queue index' for fdir example
flow create 0 ingress pattern eth / ipv4 fragment_offset spec 0x2000 fragment_offset mask 0x2000 / end actions queue index 1 / mark / end
Flow rule #0 created
+.. note::
+
+ For ipfragment rule, it's a fixed combination for parser to know that a fragment pkt.
+ dpdk care about the bit 12-13 of fragment offset, so the valid range is 0x2000-0x1fff, the spec is 0x2000 and mask is 0x2000.
+
+
2. send matched pkts and check two pkts distributed to queue 1, `RSS hash=0x261a7deb - RSS queue=0x1` in output::
scapy:
@@ -144,17 +150,16 @@ take 'MAC_IPV4_FRAG fdir queue index' for fdir example
3. send mismatched pkts and check fdir id is none::
scapy:
- p = Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666)
- pkts=fragment6(p, 500)
- sendp(pkts, iface="enp1s0")
+ Ether(dst='00:11:22:33:55:66')/IP()/Raw('X'*666)
+ Ether(dst='00:11:22:33:55:66')/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666)
+ sendp(p, iface="enp1s0")
- Sent 2 packets.
- dut.10.240.183.133: port 0/queue 3: received 1 packets
- src=00:00:00:00:00:00 - dst=FF:FF:FF:FF:FF:FF - type=0x86dd - length=494 - nb_segs=1 - RSS hash=0xe5ae2d03 - RSS queue=0x3 - hw ptype: L2_ETHER L3_IPV6_EXT_UNKNOWN L4_FRAG - sw ptype: L2_ETHER L3_IPV6_EXT L4_FRAG - l2_len=14 - l3_len=48 - l4_len=0 - Receive queue=0x3
- ol_flags: PKT_RX_RSS_HASH PKT_RX_L4_CKSUM_GOOD PKT_RX_IP_CKSUM_GOOD PKT_RX_OUTER_L4_CKSUM_GOOD
- port 0/queue 3: received 1 packets
- src=00:00:00:00:00:00 - dst=FF:FF:FF:FF:FF:FF - type=0x86dd - length=296 - nb_segs=1 - RSS hash=0xe5ae2d03 - RSS queue=0x3 - hw ptype: L2_ETHER L3_IPV6_EXT_UNKNOWN L4_FRAG - sw ptype: L2_ETHER L3_IPV6_EXT L4_FRAG - l2_len=14 - l3_len=48 - l4_len=0 - Receive queue=0x3
- ol_flags: PKT_RX_RSS_HASH PKT_RX_L4_CKSUM_GOOD PKT_RX_IP_CKSUM_GOOD PKT_RX_OUTER_L4_CKSUM_GOOD
+ port 0/queue 4: received 1 packets
+ src=00:00:00:00:00:00 - dst=00:11:22:33:55:66 - type=0x0800 - length=700 - nb_segs=1 - RSS hash=0xafca6174 - RSS queue=0x4 - hw ptype: L2_ETHER L3_IPV4_EXT_UNKNOWN L4_NONFRAG - sw ptype: L2_ETHER L3_IPV4 - l2_len=14 - l3_len=20 - Receive queue=0x4
+ ol_flags: RTE_MBUF_F_RX_RSS_HASH RTE_MBUF_F_RX_L4_CKSUM_GOOD RTE_MBUF_F_RX_IP_CKSUM_GOOD RTE_MBUF_F_RX_OUTER_L4_CKSUM_UNKNOWN
+ port 0/queue 0: received 1 packets
+ src=00:00:00:00:00:00 - dst=00:11:22:33:55:66 - type=0x86dd - length=728 - nb_segs=1 - hw ptype: L2_ETHER L3_IPV6_EXT_UNKNOWN L4_FRAG - sw ptype: L2_ETHER L3_IPV6_EXT L4_FRAG - l2_len=14 - l3_len=48 - l4_len=0 - Receive queue=0x0
+ ol_flags: RTE_MBUF_F_RX_L4_CKSUM_GOOD RTE_MBUF_F_RX_IP_CKSUM_GOOD RTE_MBUF_F_RX_OUTER_L4_CKSUM_UNKNOWN
4. destroy rule re-send step 2 pkts and check fdir id is none::
@@ -263,7 +268,8 @@ Subcase 1: MAC_IPV4_FRAG fdir queue index
3. unmatched packets::
- p=Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666); pkt=fragment6(p, 500)
+ Ether()/IP()/Raw('X'*666)
+ Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666)
Subcase 2: MAC_IPV4_FRAG fdir rss queues
-----------------------------------------
@@ -278,7 +284,8 @@ Subcase 2: MAC_IPV4_FRAG fdir rss queues
3. unmatched packets::
- p=Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666); pkt=fragment6(p, 500)
+ Ether()/IP()/Raw('X'*666)
+ Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666)
Subcase 3: MAC_IPV4_FRAG fdir passthru
--------------------------------------
@@ -293,7 +300,8 @@ Subcase 3: MAC_IPV4_FRAG fdir passthru
3. unmatched packets::
- p=Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666); pkt=fragment6(p, 500)
+ Ether()/IP()/Raw('X'*666)
+ Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666)
Subcase 4: MAC_IPV4_FRAG fdir drop
----------------------------------
@@ -308,7 +316,8 @@ Subcase 4: MAC_IPV4_FRAG fdir drop
3. unmatched packets::
- p=Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666); pkt=fragment6(p, 500)
+ Ether()/IP()/Raw('X'*666)
+ Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666)
Subcase 5: MAC_IPV4_FRAG fdir mark+rss
--------------------------------------
@@ -323,7 +332,8 @@ Subcase 5: MAC_IPV4_FRAG fdir mark+rss
3. unmatched packets::
- p=Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666); pkt=fragment6(p, 500)
+ Ether()/IP()/Raw('X'*666)
+ Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666)
Subcase 6: MAC_IPV4_FRAG fdir mark
----------------------------------
@@ -338,7 +348,8 @@ Subcase 6: MAC_IPV4_FRAG fdir mark
3. unmatched packets::
- p=Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666); pkt=fragment6(p, 500)
+ Ether()/IP()/Raw('X'*666)
+ Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666)
Test case: MAC_IPV6_FRAG pattern fdir fragment
==============================================
@@ -356,7 +367,8 @@ Subcase 1: MAC_IPV6_FRAG fdir queue index
3. unmatched packets::
- p=Ether()/IP(id=47750)/Raw('X'*666); pkts=fragment(p, 500)
+ Ether()/IPv6()/Raw('X'*666)
+ Ether()/IP(id=47750)/Raw('X'*666)
Subcase 2: MAC_IPV6_FRAG fdir rss queues
----------------------------------------
@@ -371,7 +383,8 @@ Subcase 2: MAC_IPV6_FRAG fdir rss queues
3. unmatched packets::
- p=Ether()/IP(id=47750)/Raw('X'*666); pkts=fragment(p, 500)
+ Ether()/IPv6()/Raw('X'*666)
+ Ether()/IP(id=47750)/Raw('X'*666)
Subcase 3: MAC_IPV6_FRAG fdir passthru
--------------------------------------
@@ -386,7 +399,8 @@ Subcase 3: MAC_IPV6_FRAG fdir passthru
3. unmatched packets::
- p=Ether()/IP(id=47750)/Raw('X'*666); pkts=fragment(p, 500)
+ Ether()/IPv6()/Raw('X'*666)
+ Ether()/IP(id=47750)/Raw('X'*666)
Subcase 4: MAC_IPV6_FRAG fdir drop
----------------------------------
@@ -401,7 +415,8 @@ Subcase 4: MAC_IPV6_FRAG fdir drop
3. unmatched packets::
- p=Ether()/IP(id=47750)/Raw('X'*666); pkts=fragment(p, 500)
+ Ether()/IPv6()/Raw('X'*666)
+ Ether()/IP(id=47750)/Raw('X'*666)
Subcase 5: MAC_IPV6_FRAG fdir mark+rss
--------------------------------------
@@ -416,7 +431,8 @@ Subcase 5: MAC_IPV6_FRAG fdir mark+rss
3. unmatched packets::
- p=Ether()/IP(id=47750)/Raw('X'*666); pkts=fragment(p, 500)
+ Ether()/IPv6()/Raw('X'*666)
+ Ether()/IP(id=47750)/Raw('X'*666)
Subcase 6: MAC_IPV6_FRAG fdir mark
----------------------------------
@@ -431,7 +447,8 @@ Subcase 6: MAC_IPV6_FRAG fdir mark
3. unmatched packets::
- p=Ether()/IP(id=47750)/Raw('X'*666); pkts=fragment(p, 500)
+ Ether()/IPv6()/Raw('X'*666)
+ Ether()/IP(id=47750)/Raw('X'*666)
Test case: MAC_IPV4_FRAG_fdir_with_l2
=====================================
@@ -464,7 +481,8 @@ take 'mac_ipv4_frag_l3src_fdir_queue_index' example::
3.unmatched packets:
- p=Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666); pkts=fragment6(p, 500)
+ Ether()/IP(src='192.168.1.1')/Raw('X'*666)
+ Ether()/IPv6()/IPv6ExtHdrFragment(id=47750)/Raw('X'*666)
subcase 1: MAC_IPV4_FRAG_fdir_with_l3dst
----------------------------------------
@@ -491,7 +509,8 @@ take 'mac_ipv6_frag_l3src_fdir_queue_index' example::
3.unmatched packets:
- p=Ether()/IP(id=47750, src='192.168.1.1')/Raw('X'*666); pkts=fragment(p, fragsize=500)
+ Ether()/IPv6(src='2001::1')/Raw('X'*666)
+ Ether()/IP(id=47750)/Raw('X'*666)
subcase 1: MAC_IPV6_FRAG_fdir_with_l3dst
----------------------------------------