Solved proxy cache bugs

group_vars/all/05_nginx.yml

@@ -14,6 +14,8 @@ nginx:
       html:           "/var/www/public_html/"           # Path where the static homepage files are stored
       files:          "/var/www/public_files/"          # Path where the web accessable files are stored
       global:         "/var/www/global/"                # Directory containing files which will be globaly accessable
-    cache:            "/tmp/nginx_cache/"               # Directory which nginx uses to cache data
+    cache:
+      general:        "/tmp/cache_nginx_general/"       # Directory which nginx uses to cache general data
+      image:          "/tmp/cache_nginx_image/"         # Directory which nginx uses to cache images
   user:               "http"                            # Default nginx user in ArchLinux
   iframe:             true                              # Allows applications to be loaded in iframe

roles/nginx-docker-reverse-proxy/tasks/main.yml

@@ -1,23 +0,0 @@
-- name: Remove (Cleanup) NGINX cache directory contents
-  become: true
-  file:
-    path: "{{ nginx.directories.cache }}"
-    state: absent
-  when:
-    - mode_cleanup | bool
-    - run_once_nginx_reverse_proxy is not defined
-
-- name: Ensure NGINX cache directory exists
-  become: true
-  file:
-    path: "{{ nginx.directories.cache }}"
-    state: directory
-    owner: http
-    group: http
-    mode: '0755'
-  when: run_once_nginx_reverse_proxy is not defined
-
-- name: run the nginx_reverse_proxy tasks once
-  set_fact:
-    run_once_nginx_reverse_proxy: true
-  when: run_once_nginx_reverse_proxy is not defined

roles/nginx-docker-reverse-proxy/templates/location/proxy_cache.conf.j2

@@ -1,16 +1,10 @@
-proxy_cache_path {{ nginx.directories.cache }} levels=1:2 keys_zone=imgcache:10m inactive=60m use_temp_path=off;
-
-{%- if location is defined %}
-location ~* ^{{ location }}.*\.(jpg|jpeg|png|gif|webp|ico|svg)$ {
-{%- else %}
 location ~* \.(jpg|jpeg|png|gif|webp|ico|svg)$ {
-{%- endif %}
     # Cache in browser
     expires 30d;
     add_header Cache-Control "public, max-age=2592000, immutable";
 
     # Cache on reverse proxy side
-    proxy_pass http://127.0.0.1:{{http_port}}{{location | default("/")}};
+    proxy_pass http://127.0.0.1:{{http_port}};
     proxy_cache imgcache;
     proxy_cache_valid 200 302 60m;
     proxy_cache_valid 404 1m;

roles/nginx/tasks/cache_directories.yml

@@ -0,0 +1,30 @@
+- name: Cleanup all NGINX cache directories
+  become: true
+  ansible.builtin.file:
+    path: "{{ item.value }}"
+    state: absent
+  when:
+    - mode_cleanup | bool
+    - run_once_nginx_reverse_proxy is not defined
+  loop: "{{ nginx.directories.cache | dict2items }}"
+  loop_control:
+    label: "{{ item.key }}"
+
+- name: Ensure all NGINX cache directories exist
+  become: true
+  ansible.builtin.file:
+    path: "{{ item.value }}"
+    state: directory
+    owner: "{{ nginx.user }}"
+    group: "{{ nginx.user }}"
+    mode: '0700'
+      
+  when: run_once_nginx_reverse_proxy is not defined
+  loop: "{{ nginx.directories.cache | dict2items }}"
+  loop_control:
+    label: "{{ item.key }}"
+
+- name: run the nginx_reverse_proxy tasks once
+  set_fact:
+    run_once_nginx_reverse_proxy: true
+  when: run_once_nginx_reverse_proxy is not defined

roles/nginx/tasks/main.yml

@@ -42,6 +42,9 @@
     {{ nginx.directories.data.values() | list }}
   when: run_once_nginx is not defined
 
+- name: "Include tasks to create cache directories"
+  include_tasks: cache_directories.yml
+
 - name: create nginx config file
   template: 
     src:  nginx.conf.j2 

roles/nginx/templates/nginx.conf.j2

@@ -12,7 +12,14 @@ http
   default_type text/html;
 
   {# caching #}
-  proxy_cache_path /tmp/cache levels=1:2 keys_zone=cache:20m max_size=20g inactive=14d use_temp_path=off;
+  proxy_cache_path {{ nginx.directories.cache.general }} levels=1:2 keys_zone=cache:20m max_size=20g inactive=14d use_temp_path=off;
+  proxy_cache_path {{ nginx.directories.cache.image }} levels=1:2 keys_zone=imgcache:10m inactive=60m use_temp_path=off;
+
+  # --------------------------------------------------------------------------------
+  # Tweak the hash table used to store your server_name entries:
+  server_names_hash_bucket_size 64;   # size of each bucket for server_name lookups (in bytes)
+  server_names_hash_max_size    512;  # maximum total buckets for the server_name hash table
+  # --------------------------------------------------------------------------------
 
   {# logging and debugging #}
 {% if enable_debug | bool %}