API Gateway

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开发计划

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第一阶段

• 路由
• 基础代理(http)
• token授权认证
• hmac sign 授权认证
• 错误处理

第二阶段

• 日志模块

构建应用

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• 构建

docker run --rm -v "$PWD":/go/src/xway -e CGO_ENABLED=0 -e GOOS=linux -w /go/src/xway golang:latest go build -a -installsuffix cgo -o app .

• 启动

GOMAXPROCS=2 app -etcd xxx:2379 -dbHost xxx:3306 -dbUserName xxx -dbPassword xxx -redisHost xxx:6379 -redisPassword xxx -logSeverity info -log redis

GOMAXPROCS=16 ./app -apiInterface 0.0.0.0 -etcd xxx:2379 -dbHost xxx:3306 -dbUserName xxx -dbPassword xxx -redisHost xxx:6379 -redisPassword xxx -redisDB 0 -apiInterface 0.0.0.0 -dbMaxIdle 2000 -dbMaxOpen 2000 -redisMaxIdle 2000 -redisMaxActive 2000 --redisWait -proxyMaxIdleConnsPerHost 1500 -dbConnMaxLifetime 60s -kafkaAK xxx -kafkaPassword xxx -kafkaConfigPath mq.test.json -enablemq -logSeverity info -log kafka -topic testxway

etcdctl

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添加测试数据

etcdctl put /xway/backends/b1/backend '{\"Type\":\"http\",\"Settings\":{\"KeepAlive\":{\"MaxIdleConnsPerHost\":200,\"Period\":\"4s\"}}}'

etcdctl put /xway/frontends/f1/frontend '{\"routeId\":\"f1\",\"domainHost\":\"eapi.jiaofucloud.cn\",\"routeUrl\":\"/v5/user/\",\"redirectHost\":\"192.168.2.162:3038\",\"forwardUrl\":\"/user/\",\"type\":\"http\",\"config\":{\"auth\":[\"oauth\"],\"operation\":[{\"rate\":\"0\"}]}}'

etcdctl put /xway/frontends/f2/frontend '{\"routeId\":\"f2\",\"domainHost\":\"eapi.jiaofucloud.cn\",\"routeUrl\":\"/v5/epaperwork/\",\"redirectHost\":\"192.168.2.162:8895\",\"forwardUrl\":\"/epaperwork/\",\"type\":\"http\",\"config\":{\"auth\":[\"oauth\"],\"operation\":[{\"rate\":\"0\"}]}}'

etcdctl put /xway/frontends/f3/frontend '{\"routeId\":\"f3\",\"domainHost\":\"eapi.jiaofucloud.cn\",\"routeUrl\":\"/v5/epaperwork/getReceiveBookchapters/\",\"redirectHost\":\"192.168.2.162:8898\",\"forwardUrl\":\"/epaperwork/v2/getReceiveBookchapters/\",\"type\":\"http\",\"config\":{\"auth\":[\"oauth\"],\"operation\":[{\"rate\":\"0\"}]}}'

etcdctl put /xway/frontends/f4/frontend '{\"routeId\":\"f4\",\"domainHost\":\"eapi.jiaofucloud.cn\",\"routeUrl\":\"/nomux/hello/\",\"redirectHost\":\"192.168.2.102:8708\",\"forwardUrl\":\"/\",\"type\":\"http\",\"config\":{\"auth\":[\"oauth\"],\"operation\":[{\"rate\":\"0\"}]}}'

etcdctl put /xway/frontends/f5/frontend '{\"routeId\":\"f5\",\"domainHost\":\"eapi.jiaofucloud.cn\",\"routeUrl\":\"/oauth/\",\"redirectHost\":\"192.168.2.162:8000\",\"forwardUrl\":\"/oauth/\",\"type\":\"http\",\"config\":{\"auth\":[],\"operation\":[{\"rate\":\"0\"}]}}'

压测

wrk -t16 -c2000 -d9000s -T30s --latency -H "Host: xxx" -H "sign: 8b34940d6b7433f323186a1585ddc2cfc3381d53" -H "timeline: 1515753182" -H "clientid: 20000" -H "timeline: 1515657796" "http://192.168.2.101:9799/gateway/nomux/hello?clientId=20000&accessToken=45860b9b69d04838b4e04eca68dbf1fd4de4a626"

ab -n 10000000 -c 250 -k -H "Host: xxx" -H "sign: 8b34940d6b7433f323186a1585ddc2cfc3381d53" -H "timeline: 1515753182" -H "clientid: 20000" -H "timeline: 1515657796" "http://192.168.2.101:9799/gateway/nomux/hello?clientId=20000&accessToken=45860b9b69d04838b4e04eca68dbf1fd4de4a626"

部署

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• 启动

# 查看命令参数
./app -h

# 测试
./app \
-apiInterface 0.0.0.0 \
--etcd=xxx:2379 \
--dbHost=xxx:3306 \
--dbUserName=xxx \
--dbPassword=xxx \
--redisHost=xxx:6379 \
--redisPassword=xxx \
--redisDB=0 \
--apiInterface=0.0.0.0 \
--dbMaxIdle=2000 \
--dbMaxOpen=2000 \
--redisMaxIdle=2000 \
--redisMaxActive=2000 \
--redisWait \
--proxyMaxIdleConnsPerHost=1500 \
--dbConnMaxLifetime=60s \
--kafkaAK=xxx \
--kafkaPassword=xxx \
--kafkaConfigPath=mq.test.json \
--enablemq \
--logSeverity=info \
--log=lodash \
--topic=testxway

# 预发布
./app \
-apiInterface 0.0.0.0 \
--etcd=xxx:2379 \
--dbHost=xxx:3306 \
--dbUserName=xxx \
--dbPassword=xxx \
--redisHost=xxx:6379 \
--redisPassword=xxx \
--redisDB=2 \
--apiInterface=0.0.0.0 \
--dbMaxIdle=2000 \
--dbMaxOpen=2000 \
--redisMaxIdle=2000 \
--redisMaxActive=2000 \
--redisWait \
--proxyMaxIdleConnsPerHost=1500 \
--dbConnMaxLifetime=60s \
--kafkaAK=xxx \
--kafkaPassword=xxx \
--kafkaConfigPath=mq.json \
--enablemq \
--logSeverity=info \
--log=kafka \
--topic=xway

• 重载路由表 :9788/v2/router/restore
• 重载app列表 :9788/v2/apps/restore
• 统计状态 :9788/v2/stats