consul
阳光岛主 2017-04-21
root@ubuntu:/home/nescafe/temp# cp consul /usr/bin
root@ubuntu:/home/nescafe/temp# consul -v
Consul v0.8.1
Protocol 2 spoken by default, understands 2 to 3 (agent will automatically use protocol >2 when speaking to compatible agents)
root@ubuntu:/home/nescafe/temp# consul agent -dev
root@ubuntu:/home/nescafe# consul members
Node Address Status Type Build Protocol DC
ubuntu 127.0.0.1:8301 alive server 0.8.1 2 dc1
root@ubuntu:/home/nescafe# sudo apt-get update
root@ubuntu:/home/nescafe/temp# sudo apt-get install virtualbox-5.1
root@ubuntu:/home/nescafe/temp# apt-get -f install
root@ubuntu:/home/nescafe/temp# apt install curl
root@ubuntu:/home/nescafe# curl localhost:8500/v1/catalog/nodes
root@ubuntu:/home/nescafe/temp# curl localhost:8500/v1/catalog/nodes
[
{
"ID": "fcde1a12-724a-b4b4-44b7-05fbb684bbac",
"Node": "ubuntu",
"Address": "127.0.0.1",
"TaggedAddresses": {
"lan": "127.0.0.1",
"wan": "127.0.0.1"
},
"Meta": {},
"CreateIndex": 5,
"ModifyIndex": 6
}
]
root@ubuntu:/home/nescafe/temp# dig @127.0.0.1 -p 8600 Armons-MacBook-Air.node.consul
; <<>> DiG 9.10.3-P4-Ubuntu <<>> @127.0.0.1 -p 8600 Armons-MacBook-Air.node.consul
; (1 server found)
#停止服务
ctrl+z
root@ubuntu:/home/nescafe/temp# mkdir /etc/consul.d
root@ubuntu:/home/nescafe/temp# echo '{"service": {"name": "web", "tags": ["rails"], "port": 80}}' \
> | sudo tee /etc/consul.d/web.json
{"service": {"name": "web", "tags": ["rails"], "port": 80}}
root@ubuntu:/home/nescafe/temp# consul agent -dev -config-dir=/etc/consul.d
#curl 7.53.1 for Windows
https://winampplugins.co.uk/curl/
nescafe@ubuntu:~$ curl http://localhost:8500/v1/catalog/service/web
[
{
"ID": "fcde1a12-724a-b4b4-44b7-05fbb684bbac",
"Node": "ubuntu",
"Address": "127.0.0.1",
"TaggedAddresses": {
"lan": "127.0.0.1",
"wan": "127.0.0.1"
},
"NodeMeta": {},
"ServiceID": "web",
"ServiceName": "web",
"ServiceTags": [
"rails"
],
"ServiceAddress": "",
"ServicePort": 80,
"ServiceEnableTagOverride": false,
"CreateIndex": 7,
"ModifyIndex": 7
}
]
nescafe@ubuntu:~$ curl 'http://localhost:8500/v1/health/service/web?passing'
[
{
"Node": {
"ID": "fcde1a12-724a-b4b4-44b7-05fbb684bbac",
"Node": "ubuntu",
"Address": "127.0.0.1",
"TaggedAddresses": {
"lan": "127.0.0.1",
"wan": "127.0.0.1"
},
"Meta": {},
"CreateIndex": 5,
"ModifyIndex": 6
},
"Service": {
"ID": "web",
"Service": "web",
"Tags": [
"rails"
],
"Address": "",
"Port": 80,
"EnableTagOverride": false,
"CreateIndex": 7,
"ModifyIndex": 7
},
"Checks": [
{
"Node": "ubuntu",
"CheckID": "serfHealth",
"Name": "Serf Health Status",
"Status": "passing",
"Notes": "",
"Output": "Agent alive and reachable",
"ServiceID": "",
"ServiceName": "",
"CreateIndex": 5,
"ModifyIndex": 5
}
]
}
]
root@ubuntu:/home/nescafe# consul agent -ui
https://demo.consul.io/ui/
