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>
2025-09-04 09:42:47 -05:00
parent f7bae09f22
commit 54cc5f7308
1608 changed files with 388342 additions and 0 deletions
--- a/CloudronPackages/APISIX/apisix-source/apisix/plugins/zipkin/codec.lua
+++ b/CloudronPackages/APISIX/apisix-source/apisix/plugins/zipkin/codec.lua
@@ -0,0 +1,114 @@
+--
+-- Licensed to the Apache Software Foundation (ASF) under one or more
+-- contributor license agreements.  See the NOTICE file distributed with
+-- this work for additional information regarding copyright ownership.
+-- The ASF licenses this file to You under the Apache License, Version 2.0
+-- (the "License"); you may not use this file except in compliance with
+-- the License.  You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+local core = require("apisix.core")
+local to_hex = require "resty.string".to_hex
+local new_span_context = require("opentracing.span_context").new
+local ngx    = ngx
+local string = string
+local pairs = pairs
+local tonumber = tonumber
+
+local function hex_to_char(c)
+    return string.char(tonumber(c, 16))
+end
+
+local function from_hex(str)
+    if str ~= nil then -- allow nil to pass through
+        str = str:gsub("%x%x", hex_to_char)
+    end
+    return str
+end
+
+local function new_extractor()
+    return function(ctx)
+        local had_invalid_id = false
+
+        local zipkin_ctx = ctx.zipkin
+        local trace_id = zipkin_ctx.trace_id
+        local parent_span_id = zipkin_ctx.parent_span_id
+        local request_span_id = zipkin_ctx.request_span_id
+
+        -- Validate trace id
+        if trace_id and
+            ((#trace_id ~= 16 and #trace_id ~= 32) or trace_id:match("%X")) then
+            core.log.warn("x-b3-traceid header invalid; ignoring.")
+            had_invalid_id = true
+        end
+
+        -- Validate parent_span_id
+        if parent_span_id and
+            (#parent_span_id ~= 16 or parent_span_id:match("%X")) then
+            core.log.warn("x-b3-parentspanid header invalid; ignoring.")
+            had_invalid_id = true
+        end
+
+        -- Validate request_span_id
+        if request_span_id and
+            (#request_span_id ~= 16 or request_span_id:match("%X")) then
+            core.log.warn("x-b3-spanid header invalid; ignoring.")
+            had_invalid_id = true
+        end
+
+        if trace_id == nil or had_invalid_id then
+            return nil
+        end
+
+        -- Process jaegar baggage header
+        local baggage = {}
+        local headers = core.request.headers(ctx)
+        for k, v in pairs(headers) do
+            local baggage_key = k:match("^uberctx%-(.*)$")
+            if baggage_key then
+                baggage[baggage_key] = ngx.unescape_uri(v)
+            end
+        end
+
+        core.log.info("new span context: trace id: ", trace_id,
+                      ", span id: ", request_span_id,
+                      ", parent span id: ", parent_span_id)
+
+        trace_id = from_hex(trace_id)
+        parent_span_id = from_hex(parent_span_id)
+        request_span_id = from_hex(request_span_id)
+
+        return new_span_context(trace_id, request_span_id, parent_span_id,
+                                baggage)
+    end
+end
+
+local function new_injector()
+    return function(span_context, headers)
+        -- We want to remove headers if already present
+        headers["x-b3-traceid"] = to_hex(span_context.trace_id)
+        headers["x-b3-parentspanid"] = span_context.parent_id
+                                    and to_hex(span_context.parent_id) or nil
+        headers["x-b3-spanid"] = to_hex(span_context.span_id)
+        headers["x-b3-sampled"] = span_context:get_baggage_item("x-b3-sampled")
+        for key, value in span_context:each_baggage_item() do
+            -- skip x-b3-sampled baggage
+            if key ~= "x-b3-sampled" then
+                -- XXX: https://github.com/opentracing/specification/issues/117
+                headers["uberctx-"..key] = ngx.escape_uri(value)
+            end
+        end
+    end
+end
+
+return {
+    new_extractor = new_extractor,
+    new_injector = new_injector,
+}