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我如何将公共外部流量路由至领事？

tag-icon • tag-icon networking domain-name-system consul
我如何将公共外部流量路由至领事？

我已经设置了 consul，现在可以内部将服务主机名解析为适当的 IP。例如：

dig @127.0.0.1 -p 8600 tickethub.service.consul

; <<>> DiG 9.12.3-P1 <<>> @127.0.0.1 -p 8600 tickethub.service.consul
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 42657
;; flags: qr aa rd; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 4
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;tickethub.service.consul.  IN  A

;; ANSWER SECTION:
tickethub.service.consul. 0 IN  A   172.23.0.5
tickethub.service.consul. 0 IN  A   172.23.0.6
tickethub.service.consul. 0 IN  A   172.23.0.7

;; ADDITIONAL SECTION:
tickethub.service.consul. 0 IN  TXT "consul-network-segment="
tickethub.service.consul. 0 IN  TXT "consul-network-segment="
tickethub.service.consul. 0 IN  TXT "consul-network-segment="

;; Query time: 0 msec
;; SERVER: 127.0.0.1#8600(127.0.0.1)
;; WHEN: Sun May 12 14:38:44 GMT 2019
;; MSG SIZE  rcvd: 209

我现在如何将外部流量路由到 Consul 服务？似乎 Nginx 可以使用显式 DNS 服务器，但它似乎会缓存 DNS 查找。所以可能有一些实用的方法来连接到 Consul 服务？

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