{"id":154,"date":"2015-02-28T15:38:04","date_gmt":"2015-02-28T07:38:04","guid":{"rendered":"http:\/\/140.128.102.245\/wordpress\/?p=154"},"modified":"2015-08-14T07:00:54","modified_gmt":"2015-08-13T23:00:54","slug":"neutron-ha","status":"publish","type":"post","link":"https:\/\/blog.laszlo.tw\/?p=154","title":{"rendered":"Neutron HA"},"content":{"rendered":"

<\/p>\n

===============HA Neutron\u8a2d\u5b9a=======================<\/span><\/p>\n

\/etc\/neutron\/neutron.conf<\/p>\n

[Default]<\/p>\n

l3_ha = True\u00a0 \u958b\u555fha\u529f\u80fd<\/p>\n

dhcp_agents_per_network = 2 \u5b9a\u7fa9\u7db2\u8def\u4e2ddhcp agent\u6578\u91cf<\/p>\n

===============\u4ee5\u4e0b\u5728Controller\u57f7\u884c=======================<\/span><\/p>\n

neutron router-create –tenant-id $(keystone tenant-list | awk ‘\/admin\/ {print $2}’) –ha True ha-router \u5efa\u7acbha router<\/p>\n

neutron router-interface-add\u00a0ha-router demo-subnet<\/p>\n

neutron router-gateway-set\u00a0ha-router ext-net<\/p>\n

\u63a5\u4e0a\u5167\u90e8NAT \u4ee5\u53ca Gateway<\/p>\n

neutron l3-agent-list-hosting-router ha-router \u78ba\u8a8d\u5099\u63f4\u5217\u8868<\/p>\n

net\u8207subnet \u6703\u81ea\u52d5\u5efa\u7acb HA network tenant \u7528\u65bcrouter\u9593\u6e9d\u901a<\/p>\n

for port_id in $(neutron port-list | awk ‘\/HA port\/ {print $2}’); do neutron port-show ${port_id}; done\u00a0 \u7528\u65bc\u67e5\u770brouter\u9593\u8a73\u7d30\u6e9d\u901a\u72c0\u6cc1<\/p>\n

============Network Node============<\/span><\/p>\n

\/var\/lib\/neutron\/ha_confs\/ROUTER_ID <\/strong>
\n<\/span><\/p>\n

keepalived.conf \u6709\u8a73\u7d30router IP\u8207interface\u8cc7\u8a0a<\/p>\n

(\u53ef\u4ee5\u8207ip netns\u00a0exec<\/span> ROUTER_ID<\/strong> ip addr \u505a\u6bd4\u5c0d)<\/span><\/span><\/p>\n

state \u7576\u524drouter\u72c0\u614b backup or master<\/p>\n

\u53c3\u8003\u8cc7\u6599<\/p>\n

Layer 3 High Availability<\/a><\/p><\/blockquote>\n