feat: Allow proxy_cache zones to be configured from values.yaml

charts/apisix/README.md

@@ -111,6 +111,8 @@ The command removes all the Kubernetes components associated with the chart and
 | apisix.prometheus.enabled | bool | `false` |  |
 | apisix.prometheus.metricPrefix | string | `"apisix_"` | prefix of the metrics |
 | apisix.prometheus.path | string | `"/apisix/prometheus/metrics"` | path of the metrics endpoint |
+| apisix.proxy_cache | object | `{"zones":[]}` | Customize APISIX proxy_cache plugin settings. |
+| apisix.proxy_cache.zones | list | `[]` | Customize additional cache zones. See [proxy_cache plugin](https://apisix.apache.org/docs/apisix/plugins/proxy-cache/#enable-plugin) |
 | apisix.router.http | string | `"radixtree_host_uri"` | Defines how apisix handles routing: - radixtree_uri: match route by uri(base on radixtree) - radixtree_host_uri: match route by host + uri(base on radixtree) - radixtree_uri_with_parameter: match route by uri with parameters |
 | apisix.setIDFromPodUID | bool | `false` | Use Pod metadata.uid as the APISIX id. |
 | apisix.ssl.additionalContainerPorts | list | `[]` | Support multiple https ports, See [Configuration](https://github.com/apache/apisix/blob/0bc65ea9acd726f79f80ae0abd8f50b7eb172e3d/conf/config-default.yaml#L99) |

charts/apisix/templates/configmap.yaml

@@ -99,13 +99,19 @@ data:
       #    disk_size: 1G
       #    disk_path: "/tmp/disk_cache_two"
       #    cache_levels: "1:2"
+      {{- if .Values.apisix.proxy_cache.zones }}
+        {{- $zones := toYaml .Values.apisix.proxy_cache.zones -}}
+        {{- if gt (len ($zones | fromYaml)) 0 }}
+          {{- $zones | nindent 8 }}
+        {{- end }}
+      {{- end }}
 
       router:
         http: {{ .Values.apisix.router.http }}  # radixtree_uri: match route by uri(base on radixtree)
                                     # radixtree_host_uri: match route by host + uri(base on radixtree)
                                     # radixtree_uri_with_parameter: match route by uri with parameters
         ssl: 'radixtree_sni'        # radixtree_sni: match route by SNI(base on radixtree)
-      
+
       {{- $proxy_mode := "" }}
       {{- if and .Values.service.stream.enabled .Values.service.http.enabled }}
         {{- $proxy_mode = "http&stream" }}

charts/apisix/values.schema.json

@@ -19,6 +19,40 @@
       "minItems": 0,
       "uniqueItems": true
     },
+    "proxy_cache": {
+      "description": "APISIX proxy_cache zones settings",
+      "type": "object",
+      "properties": {
+        "zones": {
+          "type": "array",
+          "minItems": 0,
+          "items": {
+            "type": "object",
+            "properties": {
+              "name": {
+                "type": "string",
+                "minLength": 1
+              },
+              "memory_size": {
+                "type": "string",
+                "minLength": 2
+              },
+              "disk_size": {
+                "type": "string",
+                "minLength": 2
+              },
+              "disk_path": {
+                "type": "string"
+              },
+              "cache_levels": {
+                "type": "string"
+              }
+            },
+            "required": ["name", "memory_size"]
+          }
+        }
+      }
+    },
     "customPlugins": {
       "description": "customPlugins allows you to mount your own HTTP plugins",
       "type": "object",

charts/apisix/values.yaml

@@ -530,6 +530,10 @@ apisix:
   plugins: []
   # -- Customize the list of APISIX stream_plugins to enable. By default, APISIX's default stream_plugins are automatically used. See [config-default.yaml](https://github.com/apache/apisix/blob/master/conf/config-default.yaml)
   stream_plugins: []
+  # -- Customize APISIX proxy_cache plugin settings.
+  proxy_cache:
+    # -- Customize additional cache zones. See [proxy_cache plugin](https://apisix.apache.org/docs/apisix/plugins/proxy-cache/#enable-plugin)
+    zones: []
 
   # -- Set APISIX plugin attributes, see [config-default.yaml](https://github.com/apache/apisix/blob/master/conf/config-default.yaml#L376) for more details
   pluginAttrs: {}