Add support for monitoring the origin load balancer

joelj1995 · Oct 7, 2023 · 9908ffb · 9908ffb
1 parent abb222d
commit 9908ffb
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Showing 5 changed files with 6 additions and 2 deletions.
diff --git a/blog-app/src/app/footer/footer.component.html b/blog-app/src/app/footer/footer.component.html
@@ -3,4 +3,5 @@
     {{ serverInfo().node }} 
     {{ serverInfo().slot }} 
     {{ serverInfo().version }}
+    {{ serverInfo().lb }}
 </p>
diff --git a/blog-app/src/app/footer/footer.component.ts b/blog-app/src/app/footer/footer.component.ts
@@ -17,7 +17,7 @@ export class FooterComponent implements OnInit {
     if (!JoelJConstants.isServer)
       return (window as any).serverInfo;
     else 
-      return { node: "ssr", slot: "ssr", version: "ssr" };
+      return { node: "ssr", slot: "ssr", version: "ssr", lb: "ssr" };
   }
 
 }
diff --git a/blog-app/src/index.html b/blog-app/src/index.html
@@ -16,7 +16,8 @@
       const originNode = ('; '+document.cookie).split(`; originnode=`).pop().split(';')[0];
       const decodedOriginNode = decodeURI(originNode);
       const serverParts = decodedOriginNode.split(' ');
-      window.serverInfo = { node: serverParts[0], slot: serverParts[1], version: serverParts[2] }
+      const originLb = ('; '+document.cookie).split(`; originlb=`).pop().split(';')[0];
+      window.serverInfo = { node: serverParts[0], slot: serverParts[1], version: serverParts[2], lb: originLb }
     }
   </script>
 </head>

diff --git a/gateway/joeljca.site.blue b/gateway/joeljca.site.blue
@@ -17,6 +17,7 @@ server {
 
     location / {
         proxy_pass http://joeljcablue;
+        add_header Set-Cookie "originlb=${hostname}; Path=/";
     }
 }
 

diff --git a/gateway/joeljca.site.green b/gateway/joeljca.site.green
@@ -17,6 +17,7 @@ server {
 
     location / {
         proxy_pass http://joeljcagreen;
+        add_header Set-Cookie "originlb=${hostname}; Path=/";
     }
 }