Merge pull request #890 from MasterAlt/release-2.5.0

Offline installer download redirection rule and container permission changes to download latest artifacts

ansible/roles/offline-installer/tasks/uploadToAzure.yml

 - name: Ensure azure blob storage container exists
-  command: az storage container create  --name {{offline_installer_container_name}} --public-access off
+  command: az storage container create  --name {{offline_installer_container_name}} --public-access blob
   environment:
     AZURE_STORAGE_ACCOUNT: "{{sunbird_offline_azure_storage_account}}"
     AZURE_STORAGE_KEY: "{{sunbird_offline_azure_storage_key}}"

ansible/roles/stack-proxy/defaults/main.yml

@@ -39,3 +39,4 @@ ep_es_host:
 
 upstream_url: "ekstep-public-{{ekstep_s3_env}}.s3-ap-south-1.amazonaws.com"
 plugin_upstream_url: "ekstep-public-{{ekstep_s3_env}}.s3-ap-south-1.amazonaws.com"
+sunbird_offline_azure_storage_account_url: "{{ sunbird_offline_azure_storage_account }}.blob.core.windows.net/{{ offline_installer_container_name }}"

ansible/roles/stack-proxy/templates/proxy-default.conf

@@ -410,6 +410,46 @@ location ~* ^/content-plugins/(.*) {
     proxy_pass http://player;
   }
 
+location ~* ^/desktop/(.*) {
+        # Enabling cache for Response code 200
+        expires 1M;
+        add_header Pragma public;
+        add_header Cache-Control "public";
+
+        # Enabling compression
+        gzip            on;
+        gzip_min_length 100000;
+        gzip_proxied    expired no-cache no-store private auth;
+        gzip_types application/javascript application/x-javascript text/css text/javascript;
+
+        if ($request_method = OPTIONS ) {
+                add_header Access-Control-Allow-Origin "*" ;
+                add_header Access-Control-Allow-Methods "GET, OPTIONS, PATCH, POST";
+                add_header Access-Control-Allow-Headers "Access-Control-Allow-Origin, Authorization, Content-Type, user-id";
+                # add_header Access-Control-Allow-Credentials "true";
+                add_header Content-Length 0;
+                add_header Content-Type text/plain;
+                return 200;
+        }
+       set $offline_bucket        "{{ sunbird_offline_azure_storage_account_url }}";
+
+       set $url_full         '$1';
+       proxy_http_version     1.1;
+       proxy_set_header       Host "{{sunbird_offline_azure_storage_account_url.split('/')[0]|lower}}";
+       proxy_set_header       Authorization '';
+       proxy_hide_header      Access-Control-Allow-Origin;
+       proxy_hide_header      Access-Control-Allow-Methods;
+       proxy_hide_header      x-amz-id-2;
+       proxy_hide_header      x-amz-request-id;
+       proxy_hide_header      Set-Cookie;
+       proxy_ignore_headers   "Set-Cookie";
+       proxy_buffering        off;
+       proxy_intercept_errors on;
+       add_header             Access-Control-Allow-Origin "*";
+       add_header             Access-Control-Allow-Methods GET;
+       proxy_pass             https://$offline_bucket/$url_full;
+}
+
   location / {
     rewrite ^/(.*) /$1 break;