k8s待研究項

gself發表於2019-04-04

如何測試一個服務在叢集內的效能？
kube-proxy的獲取不到iptables lock問題。

使用nginx做微服務gateway，其配置使用upstream方式的風險，與另一種替代方案。

使用upstream的nginx配置檔案

kubectl describe cm pasp-nginx-conf -n shb-sf-stg-ce9ef3aa
#user  nobody;
worker_processes  1;

error_log  logs/error.log;

pid        logs/nginx.pid;

events {
    worker_connections  1024;
}

http {
    include       /wls/apache/nginx/nginx-1.13.3/conf/mime.types;
    default_type  application/octet-stream;

    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
    #                  '$status $body_bytes_sent "$http_referer" '
    #                  '"$http_user_agent" "$http_x_forwarded_for"';

    #access_log  logs/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    #keepalive_timeout  0;
    keepalive_timeout  65;

     client_max_body_size 50M;
    log_format access '$remote_addr - $remote_user [$time_local] "$request"' '$status $body_bytes_sent "$http_referer"' '"$http_user_agent" $http_x_forwarded_for';

    #gzip  on;

    upstream pasp_core_web_upstream {
        server pasp-core-web-ui:7910;
    }

    upstream pasp_ws_web_upstream {
        server pasp-ws-web-ui:7910;
    }

    upstream aiknow_benifit_web_upstream{
        server icmp-aiknow-web-benefit-ui:7910;
    }

    upstream aiknow_verify_web_upstream {
        server icmp-aiknow-web-verify-ui:7910;
    }

    upstream pasp_aiknow_amlbl_web_upstream {
        server icmp-aiknow-web-amlbl-ui:7910;
    }


    upstream pasp_nmpr_web_upstream {
        server pasp-nmpr-web-ui:7910;
    }

    upstream pasp_pprk_web_upstream {
        server pasp-pprk-web-ui:7910;
    }

    upstream pasp_aiknow_web_rcbl_upstream {
        server pasp-aiknow-web-rcbl-ui:7910;
    }

    upstream pasp_eeportal_web_upstream {
        server pasp-eeportal-web-ui:7910;
    }

    upstream pasp_ira_web_upstream {
        server pasp-ira-web-ui:7910;
    }

    upstream fp_api_gateway_upstream {
        server fp-core-api-gateway.shb-sf-fp-core-stg-8af201ff:8086;
    }


    server {
        listen       7910;
        server_name  localhost;

    access_log  logs/host.access.log access;

        #charset koi8-r;

        #access_log  logs/host.access.log  main;
    location = / {
        proxy_set_header Host $http_host;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-Server $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        add_header Cache-Control no-store;
        proxy_pass http://pasp_core_web_upstream/pasp-web/index.html;
        }

        location  ~* ^/pasp-web\/(.*\.(html|htm|gif|jpg|jpeg|bmp|png|ico|txt|js|css)$) {
        proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://pasp_core_web_upstream;
        }

        location ^~ /ws-web/ {
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://pasp_ws_web_upstream;
        }

        location ^~ /aiknow-benefit-web/ {
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://aiknow_benifit_web_upstream;
        }

        location ^~ /aiknow-verify-web/ {
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://aiknow_verify_web_upstream;
        }

        location ^~ /aiknow-amlbl-web/ {
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://pasp_aiknow_amlbl_web_upstream;
        }


        location ^~ /nmpr-web/ {
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://pasp_nmpr_web_upstream;
        }

        location ^~ /pprk-web/ {
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://pasp_pprk_web_upstream;
        }

        location ^~ /aiknow-rcbl-web/ {
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://pasp_aiknow_web_rcbl_upstream;
        }

        location ^~ /eeportal-web/ {
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://pasp_eeportal_web_upstream;
        }

        location ^~ /ira-web/ {
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://pasp_ira_web_upstream;
        }

        location / {
            proxy_connect_timeout 3s;
            proxy_read_timeout 300s;
            proxy_send_timeout 3s;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            proxy_pass  http://fp_api_gateway_upstream;
        }

        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }
}

複製程式碼

不使用upstream的替代方案

kubectl describe cm pasp-nginx-conf -n shb-sf-stg-949093af
#user  nobody;
worker_processes  1;

error_log  logs/error.log;

pid        logs/nginx.pid;

events {
    worker_connections  1024;
}

http {
    include       /wls/apache/nginx/nginx-1.13.3/conf/mime.types;
    default_type  application/octet-stream;

    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
    #                  '$status $body_bytes_sent "$http_referer" '
    #                  '"$http_user_agent" "$http_x_forwarded_for"';

    #access_log  logs/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    #keepalive_timeout  0;
    keepalive_timeout  65;

     client_max_body_size 50M;
    log_format access '$remote_addr - $remote_user [$time_local] "$request"' '$status $body_bytes_sent "$http_referer"' '"$http_user_agent" $http_x_forwarded_for';

    #gzip  on;

    server {
        listen       7910;
        server_name  localhost;

    access_log  logs/host.access.log access;

        #charset koi8-r;
    resolver 172.254.0.2 valid=2s;

        #access_log  logs/host.access.log  main;
    location = / {
        proxy_set_header Host $http_host;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-Server $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        add_header Cache-Control no-store;
        #proxy_pass http://pasp_core_web_upstream/pasp-web/index.html;
        set $backend_servers pasp-core-web-ui.shb-sf-stg-949093af.svc.cluster.local.;
        proxy_pass http://$backend_servers:7910/pasp-web/index.html;
        }

        location  ~* ^/pasp-web\/(.*\.(html|htm|gif|jpg|jpeg|bmp|png|ico|txt|js|css)$) {
            #resolver 127.0.0.11;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            #proxy_pass  http://pasp_core_web_upstream;
            set $backend_servers pasp-core-web-ui.shb-sf-stg-949093af.svc.cluster.local.;
            proxy_pass http://$backend_servers:7910;

        }

        location ^~ /ws-web/ {
            #resolver 127.0.0.11;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            #proxy_pass  http://pasp_ws_web_upstream;
            set $backend_servers pasp-ws-web-ui.shb-sf-stg-949093af.svc.cluster.local.;
            proxy_pass http://$backend_servers:7910;

        }

        location ^~ /aiknow-benefit-web/ {
            #resolver 127.0.0.11;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            #proxy_pass  http://pasp_aiknow_benefit_web_upstream;
            set $backend_servers pasp-aiknow-web-benefit-ui.shb-sf-stg-949093af.svc.cluster.local.;
            proxy_pass http://$backend_servers:7910;
        }

        location ^~ /aiknow-amlbl-web/ {
            #resolver 127.0.0.11;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            #proxy_pass  http://pasp_aiknow_amlbl_web_upstream;
            set $backend_servers icmp-aiknow-web-amlbl-ui.shb-sf-stg-949093af.svc.cluster.local.;
            proxy_pass http://$backend_servers:7910;
        }

        location ^~ /aiknow-rcbl-web/ {
            #resolver 127.0.0.11;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            #proxy_pass  http://pasp_aiknow_amlbl_web_upstream;
            set $backend_servers pasp-aiknow-web-rcbl-ui.shb-sf-stg-949093af.svc.cluster.local.;
            proxy_pass http://$backend_servers:7910;
        }

         location ^~ /eeportal-web/ {
            #resolver 127.0.0.11;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            #proxy_pass  http://pasp_aiknow_amlbl_web_upstream;
            set $backend_servers pasp-eeportal-web-ui.shb-sf-stg-949093af.svc.cluster.local.;
            proxy_pass http://$backend_servers:7910;
        }


        #location ^~ /nmpr-web/ {
        #    resolver 127.0.0.11;
        #    proxy_set_header Host $http_host;
        #    proxy_set_header X-Forwarded-Host $host;
        #    proxy_set_header X-Real-IP $remote_addr;
        #    proxy_set_header X-Forwarded-Server $host;
        #    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        #    add_header Cache-Control no-store;
        #    proxy_pass  http://pasp_nmpr_web_upstream;
        #}

        location / {
            #resolver 127.0.0.11;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-Server $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            add_header Cache-Control no-store;
            #proxy_pass  http://fp_api_gateway_upstream;
            set $backend_servers fp-core-api-gateway.shb-sf-fp-core-stg-5066f14b.svc.cluster.local.;
            proxy_pass http://$backend_servers:8086;
        }

        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }
}
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