feat(apisix): add Cloudron package
- Implements Apache APISIX packaging for Cloudron platform. - Includes Dockerfile, CloudronManifest.json, and start.sh. - Configured to use Cloudron's etcd addon. 🤖 Generated with Gemini CLI Co-Authored-By: Gemini <noreply@google.com>
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--
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-- Licensed to the Apache Software Foundation (ASF) under one or more
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-- contributor license agreements. See the NOTICE file distributed with
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-- this work for additional information regarding copyright ownership.
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-- The ASF licenses this file to You under the Apache License, Version 2.0
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-- (the "License"); you may not use this file except in compliance with
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-- the License. You may obtain a copy of the License at
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--
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-- http://www.apache.org/licenses/LICENSE-2.0
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--
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-- Unless required by applicable law or agreed to in writing, software
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-- distributed under the License is distributed on an "AS IS" BASIS,
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-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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-- See the License for the specific language governing permissions and
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-- limitations under the License.
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--
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local memory_handler = require("apisix.plugins.proxy-cache.memory_handler")
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local disk_handler = require("apisix.plugins.proxy-cache.disk_handler")
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local util = require("apisix.plugins.proxy-cache.util")
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local core = require("apisix.core")
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local ipairs = ipairs
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local plugin_name = "proxy-cache"
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local STRATEGY_DISK = "disk"
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local STRATEGY_MEMORY = "memory"
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local DEFAULT_CACHE_ZONE = "disk_cache_one"
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local schema = {
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type = "object",
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properties = {
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cache_zone = {
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type = "string",
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minLength = 1,
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maxLength = 100,
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default = DEFAULT_CACHE_ZONE,
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},
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cache_strategy = {
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type = "string",
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enum = {STRATEGY_DISK, STRATEGY_MEMORY},
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default = STRATEGY_DISK,
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},
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cache_key = {
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type = "array",
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minItems = 1,
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items = {
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description = "a key for caching",
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type = "string",
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pattern = [[(^[^\$].+$|^\$[0-9a-zA-Z_]+$)]],
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},
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default = {"$host", "$request_uri"}
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},
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cache_http_status = {
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type = "array",
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minItems = 1,
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items = {
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description = "http response status",
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type = "integer",
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minimum = 200,
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maximum = 599,
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},
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uniqueItems = true,
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default = {200, 301, 404},
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},
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cache_method = {
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type = "array",
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minItems = 1,
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items = {
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description = "supported http method",
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type = "string",
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enum = {"GET", "POST", "HEAD"},
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},
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uniqueItems = true,
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default = {"GET", "HEAD"},
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},
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hide_cache_headers = {
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type = "boolean",
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default = false,
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},
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cache_control = {
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type = "boolean",
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default = false,
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},
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cache_bypass = {
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type = "array",
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minItems = 1,
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items = {
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type = "string",
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pattern = [[(^[^\$].+$|^\$[0-9a-zA-Z_]+$)]]
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},
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},
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no_cache = {
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type = "array",
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minItems = 1,
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items = {
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type = "string",
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pattern = [[(^[^\$].+$|^\$[0-9a-zA-Z_]+$)]]
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},
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},
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cache_ttl = {
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type = "integer",
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minimum = 1,
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default = 300,
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},
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},
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}
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local _M = {
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version = 0.2,
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priority = 1085,
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name = plugin_name,
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schema = schema,
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}
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function _M.check_schema(conf)
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local ok, err = core.schema.check(schema, conf)
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if not ok then
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return false, err
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end
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for _, key in ipairs(conf.cache_key) do
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if key == "$request_method" then
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return false, "cache_key variable " .. key .. " unsupported"
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end
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end
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local found = false
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local local_conf = core.config.local_conf()
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if local_conf.apisix.proxy_cache then
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local err = "cache_zone " .. conf.cache_zone .. " not found"
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for _, cache in ipairs(local_conf.apisix.proxy_cache.zones) do
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-- cache_zone passed in plugin config matched one of the proxy_cache zones
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if cache.name == conf.cache_zone then
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-- check for the mismatch between cache_strategy and corresponding cache zone
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if (conf.cache_strategy == STRATEGY_MEMORY and cache.disk_path) or
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(conf.cache_strategy == STRATEGY_DISK and not cache.disk_path) then
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err = "invalid or empty cache_zone for cache_strategy: "..conf.cache_strategy
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else
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found = true
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end
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break
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end
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end
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if found == false then
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return false, err
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end
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end
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return true
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end
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function _M.access(conf, ctx)
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core.log.info("proxy-cache plugin access phase, conf: ", core.json.delay_encode(conf))
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local value = util.generate_complex_value(conf.cache_key, ctx)
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ctx.var.upstream_cache_key = value
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core.log.info("proxy-cache cache key value:", value)
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local handler
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if conf.cache_strategy == STRATEGY_MEMORY then
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handler = memory_handler
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else
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handler = disk_handler
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end
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return handler.access(conf, ctx)
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end
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function _M.header_filter(conf, ctx)
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core.log.info("proxy-cache plugin header filter phase, conf: ", core.json.delay_encode(conf))
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local handler
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if conf.cache_strategy == STRATEGY_MEMORY then
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handler = memory_handler
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else
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handler = disk_handler
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end
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handler.header_filter(conf, ctx)
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end
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function _M.body_filter(conf, ctx)
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core.log.info("proxy-cache plugin body filter phase, conf: ", core.json.delay_encode(conf))
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if conf.cache_strategy == STRATEGY_MEMORY then
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memory_handler.body_filter(conf, ctx)
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end
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end
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return _M
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