bugfix: set route priority for router radixtree_host_uri. (#2447)

Fix: #2423.

apisix/http/router/radixtree_host_uri.lua

@@ -56,6 +56,7 @@ local function push_host_router(route, host_routes, only_uri_routes)
     local radixtree_route = {
         paths = route.value.uris or route.value.uri,
         methods = route.value.methods,
+        priority = route.value.priority,
         remote_addrs = route.value.remote_addrs
                        or route.value.remote_addr,
         vars = route.value.vars,

t/router/radixtree-host-uri-priority.t

@@ -0,0 +1,173 @@
+#
+# 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.
+#
+use t::APISIX 'no_plan';
+
+repeat_each(1);
+log_level('info');
+worker_connections(256);
+no_root_location();
+no_shuffle();
+
+our $yaml_config = <<_EOC_;
+apisix:
+    node_listen: 1984
+    config_center: yaml
+    enable_admin: false
+    router:
+        http: 'radixtree_host_uri'
+    admin_key: null
+_EOC_
+
+run_tests();
+
+__DATA__
+
+=== TEST 1: hit routes(priority: 1 + priority: 2)
+--- yaml_config eval: $::yaml_config
+--- apisix_yaml
+routes:
+  -
+    uri: /server_port
+    host: test.com
+    upstream:
+        nodes:
+            "127.0.0.1:1981": 1
+        type: roundrobin
+    priority: 1
+  -
+    uri: /server_port
+    host: test.com
+    upstream:
+        nodes:
+            "127.0.0.1:1980": 1
+        type: roundrobin
+    priority: 2
+#END
+
+--- request
+GET /server_port
+--- more_headers
+Host: test.com
+--- response_body eval
+qr/1980/
+--- error_log
+use config_center: yaml
+--- no_error_log
+[error]
+
+
+
+=== TEST 2: hit routes(priority: 2 + priority: 1)
+--- yaml_config eval: $::yaml_config
+--- apisix_yaml
+routes:
+  -
+    uri: /server_port
+    host: test.com
+    upstream:
+        nodes:
+            "127.0.0.1:1981": 1
+        type: roundrobin
+    priority: 2
+  -
+    uri: /server_port
+    host: test.com
+    upstream:
+        nodes:
+            "127.0.0.1:1980": 1
+        type: roundrobin
+    priority: 1
+#END
+
+--- request
+GET /server_port
+--- more_headers
+Host: test.com
+--- response_body eval
+qr/1981/
+--- error_log
+use config_center: yaml
+--- no_error_log
+[error]
+
+
+
+=== TEST 3: hit routes(priority: default_value + priority: 1)
+--- yaml_config eval: $::yaml_config
+--- apisix_yaml
+routes:
+  -
+    uri: /server_port
+    host: test.com
+    upstream:
+        nodes:
+            "127.0.0.1:1981": 1
+        type: roundrobin
+  -
+    uri: /server_port
+    host: test.com
+    upstream:
+        nodes:
+            "127.0.0.1:1980": 1
+        type: roundrobin
+    priority: 1
+#END
+
+--- request
+GET /server_port
+--- more_headers
+Host: test.com
+--- response_body eval
+qr/1980/
+--- error_log
+use config_center: yaml
+--- no_error_log
+[error]
+
+
+
+=== TEST 4: hit routes(priority: 1 + priority: default_value)
+--- yaml_config eval: $::yaml_config
+--- apisix_yaml
+routes:
+  -
+    uri: /server_port
+    host: test.com
+    upstream:
+        nodes:
+            "127.0.0.1:1981": 1
+        type: roundrobin
+    priority: 1
+  -
+    uri: /server_port
+    host: test.com
+    upstream:
+        nodes:
+            "127.0.0.1:1980": 1
+        type: roundrobin
+#END
+
+--- request
+GET /server_port
+--- more_headers
+Host: test.com
+--- response_body eval
+qr/1981/
+--- error_log
+use config_center: yaml
+--- no_error_log
+[error]