Refactor NGINX configuration

traccar/config.json

@@ -11,7 +11,6 @@
   "startup": "services",
   "arch": ["aarch64", "amd64", "armhf", "armv7", "i386"],
   "init": false,
-  "hassio_api": true,
   "host_network": true,
   "ports": {
     "80/tcp": null

traccar/rootfs/etc/cont-init.d/nginx.sh

@@ -3,36 +3,24 @@
 # Home Assistant Community Add-on: Traccar
 # Configures NGINX for use with the Traccar server
 # ==============================================================================
-declare port
-declare certfile
-declare dns_host
-declare ingress_interface
-declare ingress_port
-declare keyfile
 
-port=$(bashio::addon.port 80)
+# Generate Ingress configuration
-if bashio::var.has_value "${port}"; then
+bashio::var.json \
+    interface "$(bashio::addon.ip_address)" \
+    port "$(bashio::addon.ingress_port)" \
+    | tempio \
+        -template /etc/nginx/templates/ingress.gtpl \
+        -out /etc/nginx/servers/ingress.conf
+
+# Generate direct access configuration, if enabled.
+if bashio::var.has_value "$(bashio::addon.port 80)"; then
     bashio::config.require.ssl
-
+    bashio::var.json \
-    if bashio::config.true 'ssl'; then
+        certfile "$(bashio::config 'certfile')" \
-        certfile=$(bashio::config 'certfile')
+        keyfile "$(bashio::config 'keyfile')" \
-        keyfile=$(bashio::config 'keyfile')
+        port "^$(bashio::addon.port 80)" \
-
+        ssl "^$(bashio::config 'ssl')" \
-        mv /etc/nginx/servers/direct-ssl.disabled /etc/nginx/servers/direct.conf
+        | tempio \
-        sed -i "s#%%certfile%%#${certfile}#g" /etc/nginx/servers/direct.conf
+            -template /etc/nginx/templates/direct.gtpl \
-        sed -i "s#%%keyfile%%#${keyfile}#g" /etc/nginx/servers/direct.conf
+            -out /etc/nginx/servers/direct.conf
-
-    else
-        mv /etc/nginx/servers/direct.disabled /etc/nginx/servers/direct.conf
-    fi
-
-    sed -i "s/%%port%%/${port}/g" /etc/nginx/servers/direct.conf
 fi
-
-ingress_port=$(bashio::addon.ingress_port)
-ingress_interface=$(bashio::addon.ip_address)
-sed -i "s/%%port%%/${ingress_port}/g" /etc/nginx/servers/ingress.conf
-sed -i "s/%%interface%%/${ingress_interface}/g" /etc/nginx/servers/ingress.conf
-
-dns_host=$(bashio::dns.host)
-sed -i "s/%%dns_host%%/${dns_host}/g" /etc/nginx/includes/resolver.conf

traccar/rootfs/etc/nginx/includes/resolver.conf

@@ -1 +0,0 @@
-resolver %%dns_host%%;

traccar/rootfs/etc/nginx/nginx.conf

@@ -16,13 +16,6 @@ pcre_jit on;
 # Write error log to the add-on log.
 error_log /proc/1/fd/1 error;
 
-# Load allowed environment vars
-env SUPERVISOR_TOKEN;
-env DISABLE_HA_AUTHENTICATION;
-
-# Load dynamic modules.
-include /etc/nginx/modules/*.conf;
-
 # Max num of simultaneous connections by a worker process.
 events {
     worker_connections 512;
@@ -50,8 +43,6 @@ http {
         ''      close;
     }
 
-    include /etc/nginx/includes/resolver.conf;
     include /etc/nginx/includes/upstream.conf;
-
     include /etc/nginx/servers/*.conf;
 }

traccar/rootfs/etc/nginx/servers/.gitkeep

@@ -0,0 +1 @@
+Without requirements or design, programming is the art of adding bugs to an empty text file. (Louis Srygley)

traccar/rootfs/etc/nginx/servers/direct-ssl.disabled

@@ -1,14 +0,0 @@
-server {
-    listen %%port%% default_server ssl http2;
-
-    include /etc/nginx/includes/server_params.conf;
-    include /etc/nginx/includes/ssl_params.conf;
-    include /etc/nginx/includes/proxy_params.conf;
-
-    ssl_certificate /ssl/%%certfile%%;
-    ssl_certificate_key /ssl/%%keyfile%%;
-
-    location / {
-        proxy_pass http://backend;
-    }
-}

traccar/rootfs/etc/nginx/servers/direct.disabled

@@ -1,10 +0,0 @@
-server {
-    listen %%port%% default_server;
-
-    include /etc/nginx/includes/server_params.conf;
-    include /etc/nginx/includes/proxy_params.conf;
-
-    location / {
-        proxy_pass http://backend;
-    }
-}

traccar/rootfs/etc/nginx/templates/direct.gtpl

@@ -0,0 +1,21 @@
+server {
+    {{ if not .ssl }}
+    listen {{ .port }} default_server;
+    {{ else }}
+    listen {{ .port }} default_server ssl http2;
+    {{ end }}
+
+    include /etc/nginx/includes/server_params.conf;
+    include /etc/nginx/includes/proxy_params.conf;
+
+    {{ if .ssl }}
+    include /etc/nginx/includes/ssl_params.conf;
+
+    ssl_certificate /ssl/{{ .certfile }};
+    ssl_certificate_key /ssl/{{ .keyfile }};
+    {{ end }}
+
+    location / {
+        proxy_pass http://backend;
+    }
+}

traccar/rootfs/etc/nginx/templates/ingress.gtpl

@@ -1,9 +1,12 @@
 server {
-    listen %%interface%%:%%port%% default_server;
+    listen {{ .interface }}:{{ . port }} default_server;
 
     include /etc/nginx/includes/server_params.conf;
     include /etc/nginx/includes/proxy_params.conf;
 
+    allow   172.30.32.2;
+    deny    all;
+
     location / {
         allow   172.30.32.2;
         deny    all;