#
# 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);
no_long_string();
no_root_location();
no_shuffle();
log_level("info");

add_block_preprocessor(sub {
    my ($block) = @_;

    if (!$block->request) {
        $block->set_value("request", "GET /t");
    }

    if (!$block->no_error_log && !$block->error_log) {
        $block->set_value("no_error_log", "[error]\n[alert]");
    }
});

run_tests;

__DATA__

=== TEST 1: set upstream(id: 1 + name: test name)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/1',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin",
                    "name": "test upstream name"
                }]],
                [[{
                    "value": {
                        "nodes": {
                            "127.0.0.1:8080": 1
                        },
                        "type": "roundrobin",
                        "name": "test upstream name"
                    },
                    "key": "/apisix/upstreams/1"
                }]]
            )

            ngx.status = code
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 2: string id
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/a-b-c-ABC_0123',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin"
                }]]
            )
            if code >= 300 then
                ngx.status = code
            end
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 3: string id(delete)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/a-b-c-ABC_0123', ngx.HTTP_DELETE)
            if code >= 300 then
                ngx.status = code
            end
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 4: invalid string id
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/*invalid',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin"
                }]]
            )
            if code >= 300 then
                ngx.status = code
            end
            ngx.print(body)
        }
    }
--- error_code: 400
--- response_body
{"error_msg":"invalid configuration: property \"id\" validation failed: object matches none of the required"}



=== TEST 5: retries is 0
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/a-b-c-ABC_0123',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1,
                        "127.0.0.1:8090": 1
                    },
                    "retries": 0,
                    "type": "roundrobin"
                }]]
            )
            if code >= 300 then
                ngx.status = code
            end
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 6: retries is -1 (INVALID)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/a-b-c-ABC_0123',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1,
                        "127.0.0.1:8090": 1
                    },
                    "retries": -1,
                    "type": "roundrobin"
                }]]
            )
            if code >= 300 then
                ngx.status = code
            end
            ngx.print(body)
        }
    }
--- error_code: 400
--- response_body
{"error_msg":"invalid configuration: property \"retries\" validation failed: expected -1 to be at least 0"}



=== TEST 7: invalid route: empty `upstream_host` when `pass_host` is `rewrite`
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/1',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "apisix.com:8080": 1,
                        "test.com:8080": 1
                    },
                    "type": "roundrobin",
                    "pass_host": "rewrite",
                    "upstream_host": ""
                }]]
            )

            ngx.status = code
            ngx.print(body)
        }
    }
--- error_code: 400



=== TEST 8: set upstream(with labels)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/1',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin",
                    "labels": {
                        "build":"16",
                        "env":"production",
                        "version":"v2"
                    }
                }]],
                [[{
                    "value": {
                        "nodes": {
                            "127.0.0.1:8080": 1
                        },
                        "type": "roundrobin",
                        "labels": {
                            "build":"16",
                            "env":"production",
                            "version":"v2"
                        }
                    },
                    "key": "/apisix/upstreams/1"
                }]]
            )

            ngx.status = code
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 9: get upstream(with labels)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/1',
                ngx.HTTP_GET,
                nil,
                [[{
                    "value": {
                        "nodes": {
                            "127.0.0.1:8080": 1
                        },
                        "type": "roundrobin",
                        "labels": {
                            "version":"v2",
                            "build":"16",
                            "env":"production"
                        }
                    },
                    "key": "/apisix/upstreams/1"
                }]]
                )

            ngx.status = code
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 10: patch upstream(only labels)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/1',
                ngx.HTTP_PATCH,
                [[{
                    "labels": {
                        "build": "17"
                    }
                }]],
                [[{
                    "value": {
                        "nodes": {
                            "127.0.0.1:8080": 1
                        },
                        "type": "roundrobin",
                        "labels": {
                            "version":"v2",
                            "build":"17",
                            "env":"production"
                        }
                    },
                    "key": "/apisix/upstreams/1"
                }]]
            )

            ngx.status = code
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 11: invalid format of label value: set upstream
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/1',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin",
                    "labels": {
                        "env": ["production", "release"]
                    }
                }]]
            )

            ngx.status = code
            ngx.print(body)
        }
    }
--- error_code: 400
--- response_body
{"error_msg":"invalid configuration: property \"labels\" validation failed: failed to validate env (matching \".*\"): wrong type: expected string, got table"}



=== TEST 12: patch upstream(whole, create_time)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local etcd = require("apisix.core.etcd")

            local code, body = t('/apisix/admin/upstreams/1',
                ngx.HTTP_PATCH,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin",
                    "desc": "new upstream",
                    "create_time": 1705252779
                }]],
                [[{
                    "value": {
                        "nodes": {
                            "127.0.0.1:8080": 1
                        },
                        "type": "roundrobin",
                        "desc": "new upstream",
                        "create_time": 1705252779
                    },
                    "key": "/apisix/upstreams/1"
                }]]
            )

            ngx.status = code
            ngx.say(body)

            if code >= 300 then
                return
            end

            local res = assert(etcd.get('/upstreams/1'))
            local create_time = res.body.node.value.create_time
            assert(create_time == 1705252779, "create_time mismatched")
        }
    }
--- response_body
passed



=== TEST 13: patch upstream(whole, update_time)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local etcd = require("apisix.core.etcd")

            local code, body = t('/apisix/admin/upstreams/1',
                ngx.HTTP_PATCH,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin",
                    "desc": "new upstream",
                    "update_time": 1705252779
                }]],
                [[{
                    "value": {
                        "nodes": {
                            "127.0.0.1:8080": 1
                        },
                        "type": "roundrobin",
                        "desc": "new upstream",
                        "create_time": 1705252779
                    },
                    "key": "/apisix/upstreams/1"
                }]]
            )

            ngx.status = code
            ngx.say(body)

            if code >= 300 then
                return
            end

            local res = assert(etcd.get('/upstreams/1'))
            local update_time = res.body.node.value.update_time
            assert(update_time == 1705252779, "update_time mismatched")
        }
    }
--- response_body
passed



=== TEST 14: create upstream with create_time and update_time
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/up_create_update_time',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin",
                    "create_time": 1602883670,
                    "update_time": 1602893670
                }]],
                [[{
                    "value": {
                        "nodes": {
                            "127.0.0.1:8080": 1
                        },
                        "type": "roundrobin",
                        "create_time": 1602883670,
                        "update_time": 1602893670
                    },
                    "key": "/apisix/upstreams/up_create_update_time"
                }]]
            )

            ngx.status = code
            ngx.say(body)
        }
    }
--- error_code: 400
--- response_body eval
qr/\{"error_msg":"the property is forbidden:.*"\}/



=== TEST 15: patch upstream with sub_path, the data is number
--- config
    location /t {
        content_by_lua_block {
            local json = require("toolkit.json")
            local t = require("lib.test_admin").test
            local etcd = require("apisix.core.etcd")
            local code, message = t('/apisix/admin/upstreams/1',
                 ngx.HTTP_PUT,
                 [[{
                    "nodes": {},
                    "type": "roundrobin"
                 }]]
            )
            if code >= 300 then
                ngx.status = code
                ngx.say(message)
                return
            end
            local id = 1
            local res = assert(etcd.get('/upstreams/' .. id))
            local prev_create_time = res.body.node.value.create_time
            local prev_update_time = res.body.node.value.update_time
            ngx.sleep(1)

            local code, message = t('/apisix/admin/upstreams/1/retries',
                ngx.HTTP_PATCH,
                json.encode(1)
            )
            if code >= 300 then
                ngx.status = code
            end
            ngx.say(message)
            local res = assert(etcd.get('/upstreams/' .. id))
            local create_time = res.body.node.value.create_time
            assert(prev_create_time == create_time, "create_time mismatched")
            local update_time = res.body.node.value.update_time
            assert(prev_update_time ~= update_time, "update_time should be changed")
        }
    }



=== TEST 16: set upstream(id: 1)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/upstreams/1',
                ngx.HTTP_PUT,
                [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin"
                }]]
            )

            ngx.status = code
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 17: set service(id: 1)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/services/1',
                ngx.HTTP_PUT,
                [[{
                    "upstream_id": 1
                }]]
            )

            if code >= 300 then
                ngx.status = code
            end
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 18: set route(id: 1)
--- config
    location /t {
        content_by_lua_block {
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/routes/1',
                ngx.HTTP_PUT,
                [[{
                    "upstream_id": 1,
                    "uri": "/index.html"
                }]]
            )

            if code >= 300 then
                ngx.status = code
            end
            ngx.say(body)
        }
    }
--- response_body
passed



=== TEST 19: delete upstream(id: 1)
--- config
    location /t {
        content_by_lua_block {
            ngx.sleep(0.3)
            local t = require("lib.test_admin").test
            local code, message = t('/apisix/admin/upstreams/1', ngx.HTTP_DELETE)
            ngx.print("[delete] code: ", code, " message: ", message)
        }
    }
--- response_body
[delete] code: 400 message: {"error_msg":"can not delete this upstream, route [1] is still using it now"}



=== TEST 20: delete route(id: 1)
--- config
    location /t {
        content_by_lua_block {
            ngx.sleep(0.3)
            local t = require("lib.test_admin").test
            local code, message = t('/apisix/admin/routes/1', ngx.HTTP_DELETE)
            ngx.say("[delete] code: ", code, " message: ", message)
        }
    }
--- response_body
[delete] code: 200 message: passed



=== TEST 21: delete service(id: 1)
--- config
    location /t {
        content_by_lua_block {
            ngx.sleep(0.3)
            local t = require("lib.test_admin").test
            local code, message = t('/apisix/admin/services/1', ngx.HTTP_DELETE)
            ngx.say("[delete] code: ", code, " message: ", message)
        }
    }
--- response_body
[delete] code: 200 message: passed



=== TEST 22: delete upstream(id: 1)
--- config
    location /t {
        content_by_lua_block {
            ngx.sleep(0.3)
            local t = require("lib.test_admin").test
            local code, message = t('/apisix/admin/upstreams/1', ngx.HTTP_DELETE)
            ngx.say("[delete] code: ", code, " message: ", message)
        }
    }
--- response_body
[delete] code: 200 message: passed