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neutron-troubleshooting

wasmum
Mar 2nd, 2016
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  1. [root@okros47 ~]# ip netns exec qrouter-3ef6de2a-3b2e-4d6f-bfd4-b8ec3045a410 iptables -nL -t nat
  2. Chain PREROUTING (policy ACCEPT)
  3. target prot opt source destination
  4. neutron-l3-agent-PREROUTING all -- 0.0.0.0/0 0.0.0.0/0
  5.  
  6. Chain INPUT (policy ACCEPT)
  7. target prot opt source destination
  8.  
  9. Chain OUTPUT (policy ACCEPT)
  10. target prot opt source destination
  11. neutron-l3-agent-OUTPUT all -- 0.0.0.0/0 0.0.0.0/0
  12.  
  13. Chain POSTROUTING (policy ACCEPT)
  14. target prot opt source destination
  15. neutron-l3-agent-POSTROUTING all -- 0.0.0.0/0 0.0.0.0/0
  16. neutron-postrouting-bottom all -- 0.0.0.0/0 0.0.0.0/0
  17.  
  18. Chain neutron-l3-agent-OUTPUT (1 references)
  19. target prot opt source destination
  20. DNAT all -- 0.0.0.0/0 10.48.80.107 to:10.48.79.81
  21.  
  22. Chain neutron-l3-agent-POSTROUTING (1 references)
  23. target prot opt source destination
  24. ACCEPT all -- 0.0.0.0/0 0.0.0.0/0 ! ctstate DNAT
  25.  
  26. Chain neutron-l3-agent-PREROUTING (1 references)
  27. target prot opt source destination
  28. REDIRECT tcp -- 0.0.0.0/0 169.254.169.254 tcp dpt:80 redir ports 9697
  29. DNAT all -- 0.0.0.0/0 10.48.80.107 to:10.48.79.81
  30.  
  31. Chain neutron-l3-agent-float-snat (1 references)
  32. target prot opt source destination
  33. SNAT all -- 10.48.79.81 0.0.0.0/0 to:10.48.80.107
  34.  
  35. Chain neutron-l3-agent-snat (1 references)
  36. target prot opt source destination
  37. neutron-l3-agent-float-snat all -- 0.0.0.0/0 0.0.0.0/0
  38. SNAT all -- 0.0.0.0/0 0.0.0.0/0 to:10.48.80.122
  39. SNAT all -- 0.0.0.0/0 0.0.0.0/0 mark match ! 0x2 ctstate DNAT to:10.48.80.122
  40.  
  41. Chain neutron-postrouting-bottom (1 references)
  42. target prot opt source destination
  43. neutron-l3-agent-snat all -- 0.0.0.0/0 0.0.0.0/0 /* Perform source NAT on outgoing traffic. */
  44.  
  45.  
  46.  
  47.  
  48.  
  49. [root@okros47 ~]# ip netns exec qrouter-3ef6de2a-3b2e-4d6f-bfd4-b8ec3045a410 ping 10.48.79.81
  50. PING 10.48.79.81 (10.48.79.81) 56(84) bytes of data.
  51. 64 bytes from 10.48.79.81: icmp_seq=1 ttl=64 time=1.72 ms
  52. 64 bytes from 10.48.79.81: icmp_seq=2 ttl=64 time=1.04 ms
  53. 64 bytes from 10.48.79.81: icmp_seq=3 ttl=64 time=1.12 ms
  54. ^C
  55. --- 10.48.79.81 ping statistics ---
  56. 3 packets transmitted, 3 received, 0% packet loss, time 2003ms
  57. rtt min/avg/max/mdev = 1.042/1.299/1.727/0.305 ms
  58.  
  59.  
  60. *********************************************************************************************
  61.  
  62.  
  63.  
  64.  
  65.  
  66.  
  67. ip netns exec qrouter-3ef6de2a-3b2e-4d6f-bfd4-b8ec3045a410 ip a
  68. 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
  69. link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
  70. inet 127.0.0.1/8 scope host lo
  71. valid_lft forever preferred_lft forever
  72. inet6 ::1/128 scope host
  73. valid_lft forever preferred_lft forever
  74. 11: ha-d67f5823-5b: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
  75. link/ether fa:16:3e:7a:2b:ec brd ff:ff:ff:ff:ff:ff
  76. inet 169.254.192.12/18 brd 169.254.255.255 scope global ha-d67f5823-5b
  77. valid_lft forever preferred_lft forever
  78. inet 169.254.0.1/24 scope global ha-d67f5823-5b
  79. valid_lft forever preferred_lft forever
  80. inet6 fe80::f816:3eff:fe7a:2bec/64 scope link
  81. valid_lft forever preferred_lft forever
  82. 14: qr-7fbee415-2d: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
  83. link/ether fa:16:3e:45:96:a0 brd ff:ff:ff:ff:ff:ff
  84. inet 10.48.78.1/23 scope global qr-7fbee415-2d
  85. valid_lft forever preferred_lft forever
  86. inet6 fe80::f816:3eff:fe45:96a0/64 scope link nodad
  87. valid_lft forever preferred_lft forever
  88. 15: qg-a5c8cda0-2f: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
  89. link/ether fa:16:3e:3b:17:3c brd ff:ff:ff:ff:ff:ff
  90. inet 10.48.80.122/20 scope global qg-a5c8cda0-2f
  91. valid_lft forever preferred_lft forever
  92. inet 10.48.80.107/32 scope global qg-a5c8cda0-2f
  93. valid_lft forever preferred_lft forever
  94. inet6 fe80::f816:3eff:fe3b:173c/64 scope link nodad
  95. valid_lft forever preferred_lft forever
  96. [root@okros47 ~]# ip netns exec qrouter-3ef6de2a-3b2e-4d6f-bfd4-b8ec3045a410 ping 10.48.80.107
  97. PING 10.48.80.107 (10.48.80.107) 56(84) bytes of data.
  98. 64 bytes from 10.48.80.107: icmp_seq=1 ttl=64 time=2.10 ms
  99. 64 bytes from 10.48.80.107: icmp_seq=2 ttl=64 time=1.61 ms
  100. 64 bytes from 10.48.80.107: icmp_seq=3 ttl=64 time=1.24 ms
  101.  
  102.  
  103.  
  104. [root@okros47 ~]# cat /var/lib/neutron/ha_confs/3ef6de2a-3b2e-4d6f-bfd4-b8ec3045a410/keepalived.conf
  105. vrrp_instance VR_1 {
  106. state BACKUP
  107. interface ha-d67f5823-5b
  108. virtual_router_id 1
  109. priority 50
  110. nopreempt
  111. advert_int 2
  112. track_interface {
  113. ha-d67f5823-5b
  114. }
  115. virtual_ipaddress {
  116. 169.254.0.1/24 dev ha-d67f5823-5b
  117. }
  118. virtual_ipaddress_excluded {
  119. 10.48.78.1/23 dev qr-7fbee415-2d
  120. 10.48.80.107/32 dev qg-a5c8cda0-2f
  121. 10.48.80.122/20 dev qg-a5c8cda0-2f
  122. fe80::f816:3eff:fe3b:173c/64 dev qg-a5c8cda0-2f scope link
  123. fe80::f816:3eff:fe45:96a0/64 dev qr-7fbee415-2d scope link
  124. }
  125. virtual_routes {
  126. 0.0.0.0/0 via 10.48.80.1 dev qg-a5c8cda0-2f
  127. }
  128.  
  129.  
  130.  
  131. 2016-03-02 09:52:58.007 3376 INFO neutron.agent.linux.daemon [-] Process runs with uid/gid: 996/993
  132. 2016-03-02 09:53:08.927 3376 DEBUG neutron.agent.l3.keepalived_state_change [-] Wrote router 3ef6de2a-3b2e-4d6f-bfd4-b8ec3045a410 state master write_state_change /usr/lib/python2.7/site-packages/neutron/agent/l3/keepalived_state_change.py:83
  133. 2016-03-02 09:53:09.635 3376 DEBUG neutron.agent.l3.keepalived_state_change [-] Notified agent router 3ef6de2a-3b2e-4d6f-bfd4-b8ec3045a410, state master notify_agent /usr/lib/python2.7/site-packages/neutron/agent/l3/keepalived_state_change.py:97
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