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>

CloudronPackages/APISIX/apisix-source/t/cli/test_standalone.sh

@@ -0,0 +1,157 @@
+#!/usr/bin/env bash
+
+#
+# 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.
+#
+
+. ./t/cli/common.sh
+
+standalone() {
+    rm -f conf/apisix.yaml.link
+    clean_up
+    git checkout conf/apisix.yaml
+}
+
+trap standalone EXIT
+
+# support environment variables in yaml values
+echo '
+apisix:
+  enable_admin: false
+deployment:
+  role: data_plane
+  role_data_plane:
+    config_provider: yaml
+' > conf/config.yaml
+
+echo '
+routes:
+  -
+    uri: ${{var_test_path}}
+    plugins:
+      proxy-rewrite:
+        uri: ${{var_test_proxy_rewrite_uri:=/apisix/nginx_status}}
+    upstream:
+      nodes:
+        "127.0.0.1:9091": 1
+      type: roundrobin
+#END
+' > conf/apisix.yaml
+
+# check for resolve variables
+var_test_path=/test make init
+
+if ! grep "env var_test_path;" conf/nginx.conf > /dev/null; then
+    echo "failed: failed to resolve variables"
+    exit 1
+fi
+
+# variable is valid
+var_test_path=/test make run
+sleep 0.1
+code=$(curl -o /dev/null -s -m 5 -w %{http_code} http://127.0.0.1:9080/test)
+if [ ! $code -eq 200 ]; then
+    echo "failed: resolve variables in apisix.yaml conf failed"
+    exit 1
+fi
+
+echo "passed: resolve variables in apisix.yaml conf success"
+
+# support environment variables in yaml keys
+echo '
+routes:
+  -
+    uri: "/test"
+    plugins:
+      proxy-rewrite:
+        uri: "/apisix/nginx_status"
+    upstream:
+      nodes:
+        "${{HOST_IP}}:${{PORT}}": 1
+      type: roundrobin
+#END
+' > conf/apisix.yaml
+
+# variable is valid
+HOST_IP="127.0.0.1" PORT="9091" make init
+HOST_IP="127.0.0.1" PORT="9091" make run
+sleep 0.1
+
+code=$(curl -o /dev/null -s -m 5 -w %{http_code} http://127.0.0.1:9080/test)
+if [ ! $code -eq 200 ]; then
+    echo "failed: resolve variables in apisix.yaml conf failed"
+fi
+
+echo "passed: resolve variables in apisix.yaml conf success"
+
+# configure standalone via deployment
+echo '
+deployment:
+    role: data_plane
+    role_data_plane:
+       config_provider: yaml
+' > conf/config.yaml
+
+var_test_path=/test make run
+sleep 0.1
+code=$(curl -o /dev/null -s -m 5 -w %{http_code} http://127.0.0.1:9080/apisix/admin/routes)
+if [ ! $code -eq 404 ]; then
+    echo "failed: admin API should be disabled automatically"
+    exit 1
+fi
+
+echo "passed: admin API should be disabled automatically"
+
+# support environment variables
+echo '
+routes:
+  -
+    uri: ${{var_test_path}}
+    plugins:
+      proxy-rewrite:
+        uri: ${{var_test_proxy_rewrite_uri:=/apisix/nginx_status}}
+    upstream:
+      nodes:
+        "127.0.0.1:9091": 1
+      type: roundrobin
+#END
+' > conf/apisix.yaml
+
+var_test_path=/test make run
+sleep 0.1
+code=$(curl -o /dev/null -s -m 5 -w %{http_code} http://127.0.0.1:9080/test)
+if [ ! $code -eq 200 ]; then
+    echo "failed: resolve variables in apisix.yaml conf failed"
+    exit 1
+fi
+
+echo "passed: resolve variables in apisix.yaml conf success"
+
+# Avoid unnecessary config reloads
+## Wait for a second else `st_ctime` won't increase
+sleep 1
+expected_config_reloads=$(grep "config file $(pwd)/conf/apisix.yaml reloaded." logs/error.log | wc -l)
+
+## Create a symlink to change the link count and as a result `st_ctime`
+ln conf/apisix.yaml conf/apisix.yaml.link
+sleep 1
+
+actual_config_reloads=$(grep "config file $(pwd)/conf/apisix.yaml reloaded." logs/error.log | wc -l)
+if [ $expected_config_reloads -ne $actual_config_reloads ]; then
+    echo "failed: apisix.yaml was reloaded"
+    exit 1
+fi
+echo "passed: apisix.yaml was not reloaded"