tzssangglass commented on code in PR #7935:
URL: https://github.com/apache/apisix/pull/7935#discussion_r974819534
##########
t/discovery/dns/sanity.t:
##########
@@ -318,3 +326,115 @@ qr/upstream nodes: \{[^}]+\}/
qr/upstream nodes:
\{("127.0.0.1:1980":60,"127.0.0.2:1980":20|"127.0.0.2:1980":20,"127.0.0.1:1980":60)\}/
--- response_body
hello world
+
+
+
+=== TEST 16: prefer A than SRV when A is ahead of SRV in config.yaml
+--- yaml_config
+apisix:
+ node_listen: 1984
+ enable_admin: false
+deployment:
+ role: data_plane
+ role_data_plane:
+ config_provider: yaml
+discovery:
+ dns:
+ servers:
+ - "127.0.0.1:1053"
+ order:
+ - A
+ - SRV
+--- apisix_yaml
+upstreams:
+ - service_name: "srv-a.test.local"
+ discovery_type: dns
+ type: roundrobin
+ id: 1
+--- error_code: 502
+--- error_log
+proxy request to 127.0.0.1:80
+
+
+
+=== TEST 17: Invalid order type in config.yaml
+--- yaml_config
+apisix:
+ node_listen: 1984
+ enable_admin: false
+deployment:
+ role: data_plane
+ role_data_plane:
+ config_provider: yaml
+discovery:
+ dns:
+ servers:
+ - "127.0.0.1:1053"
+ order:
+ - B
+ - SRV
+--- apisix_yaml
+upstreams:
+ - service_name: "srv-a.test.local"
+ discovery_type: dns
+ type: roundrobin
+ id: 1
+--- must_die
+--- error_log
+matches none of the enum values
+
+
+
+=== TEST 18: Multiple order type in config.yaml
+--- yaml_config
+apisix:
+ node_listen: 1984
+ enable_admin: false
+deployment:
+ role: data_plane
+ role_data_plane:
+ config_provider: yaml
+discovery:
+ dns:
+ servers:
+ - "127.0.0.1:1053"
+ order:
+ - SRV
+ - SRV
+--- apisix_yaml
+upstreams:
+ - service_name: "srv-a.test.local"
+ discovery_type: dns
+ type: roundrobin
+ id: 1
+--- must_die
+--- error_log
+expected unique items but items 1 and 2 are equal
+
+
+
+=== TEST 19: invalid order type in config.yaml
+--- yaml_config
+apisix:
+ node_listen: 1984
+ enable_admin: false
+deployment:
+ role: data_plane
+ role_data_plane:
+ config_provider: yaml
+discovery:
+ dns:
+ servers:
+ - "127.0.0.1:1053"
+ order:
+ - a
+ - SRV
+--- apisix_yaml
+upstreams:
+ - service_name: "srv-a.test.local"
+ discovery_type: dns
+ type: roundrobin
+ id: 1
+--- must_die
+--- error_log
+matches none of the enum values
Review Comment:
Can we add a test case: DNS Server returns SRV records first for the same
domain name, and the next query returns A records?
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