#
# Copyright (C) 2017-2018 ZTE, Inc. and others. All rights reserved. (ZTE)
#
# Licensed 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.
#
	
	default_type text/html;
	
	set $http_protocol "http";
	
	location = /iui/microservices {
		try_files $uri @addslash;
	}

	location @addslash {
		return 302 $scheme://$http_host$uri/;
	}
	
	#error_page 410 = @commonnotfound;
	
	location @commonnotfound {
		set $svc_type "custom";
		set $svc_name "";
		set $svc_url "";
		set $backend "defaultbackend";
		
		access_by_lua_block {
			ngx.log(ngx.INFO, ngx.var.request_id..":receive the request")
			msb.filter_websocket_req()
			msb.route()
			msb.access()
			if ngx.ctx.use_ownupstream then
				stats.forward_backend()
			end
		}
		header_filter_by_lua_block {
			stats.receive_response()
			msb.header_filter()
			stats.return_response()
		}
		#log by the lua file
		log_by_lua_file luaext/log/logger.lua;
		
		proxy_pass $http_protocol://$backend;
		#proxy_redirect $http_protocol://$host:$server_port$svc_url $http_protocol://$host:$server_port$svc_name;  
	}
	
	location @websocket {
		set $stats_new_req "false";
		#set header for websocket
		proxy_http_version 1.1;
		proxy_set_header Upgrade $http_upgrade;
		proxy_set_header Connection "Upgrade";
		
		proxy_set_header X-Real-IP $remote_addr;
		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
		proxy_set_header Host $host:$server_port;
		
		access_by_lua_block {
			ngx.log(ngx.INFO, ngx.var.request_id..":receive the request")
			msb.route()
			msb.access()
			if ngx.ctx.use_ownupstream then
				stats.forward_backend()
			end
		}
		header_filter_by_lua_block {
			stats.receive_response()
			msb.header_filter()
			stats.return_response()
		}
		#log by the lua file
		log_by_lua_file luaext/log/logger.lua;
		
		proxy_pass $http_protocol://$backend;  
	}
	
	location / {
		set $svc_type "custom";
		set $svc_name "";
		set $svc_url "";
		set $backend "defaultbackend";
		
		access_by_lua_block {
			ngx.log(ngx.INFO, ngx.var.request_id..":receive the request")
			stats.accept_new_request()
			msb.filter_websocket_req()
			msb.route()
			msb.access()
			if ngx.ctx.use_ownupstream then
				stats.forward_backend()
			end
		}
		header_filter_by_lua_block {
			stats.receive_response()
			msb.header_filter()
			stats.return_response()
		}
		#log by the lua file
		log_by_lua_file luaext/log/logger.lua;
		
		proxy_pass $http_protocol://$backend;
		#proxy_redirect $http_protocol://$host:$server_port$svc_url $http_protocol://$host:$server_port$svc_name;  
	}

	location ~ ^/(api|admin|apijson)(/[Vv]\d+(?:\.\d+)*)?/([^/]+)(/[Vv]\d+(?:\.\d+)*)?(.*) {
		set $svc_type $1;
		set $svc_name $3;
		set $svc_version1 $2;
		set $svc_version2 $4;
		set $req_res $5;
		set $backend "defaultbackend";
		
		access_by_lua_block {
			ngx.log(ngx.INFO, ngx.var.request_id..":receive the request")
			stats.accept_new_request()
			msb.filter_websocket_req()
			msb.route()
			msb.access()
			if ngx.ctx.use_ownupstream then
				stats.forward_backend()
			end
		}
		header_filter_by_lua_block {
			stats.receive_response()
			msb.header_filter()
			stats.return_response()
		}
		#log by the lua file
		log_by_lua_file luaext/log/logger.lua;
		
		proxy_pass $http_protocol://$backend;
	}
	
	location ~* ^/iui/([^/]+)(.*)\.(png|jpg|jpeg|gif|ico|bmp|woff)$ {
		set $svc_type "iui";
		set $svc_name $1;
		set $req_res $2.$3;
		set $backend "defaultbackend";
		
		access_by_lua_block {
			ngx.log(ngx.INFO, ngx.var.request_id..":receive the request")
			stats.accept_new_request()
			msb.filter_websocket_req()
			msb.route()
			msb.access()
			if ngx.ctx.use_ownupstream then
				stats.forward_backend()
			end
		}
		header_filter_by_lua_block {
			stats.receive_response()
			msb.header_filter()
			stats.return_response()
		}
		#log by the lua file
		log_by_lua_file luaext/log/logger.lua;
		
		proxy_cache nginx_cache;
		add_header X-Cache-Status $upstream_cache_status;
		proxy_pass $http_protocol://$backend;
	}
	
	location ~ ^/iui/([^/]+)(.*) {
		set $svc_type "iui";
		set $svc_name $1;
		set $req_res $2;
		set $backend "defaultbackend";
		
		access_by_lua_block {
			ngx.log(ngx.INFO, ngx.var.request_id..":receive the request")
			stats.accept_new_request()
			msb.filter_websocket_req()
			msb.route()
			msb.access()
			if ngx.ctx.use_ownupstream then
				stats.forward_backend()
			end
		}
		header_filter_by_lua_block {
			stats.receive_response()
			msb.header_filter()
			stats.return_response()
		}
		#log by the lua file
		log_by_lua_file luaext/log/logger.lua;
		
		proxy_pass $http_protocol://$backend;
	}
	
	include ../msb-enabled/location-ext/*.conf;
	include ../msb-enabled/location-ext-mount/*.conf;
	
	location ~* \.(?:png|jpg|jpeg|gif|ico|bmp|woff)$ {
		set $svc_type "custom";
		set $svc_name "";
		set $svc_url "";
		set $backend "defaultbackend";
		
		access_by_lua_block {
			ngx.log(ngx.INFO, ngx.var.request_id..":receive the request")
			stats.accept_new_request()
			msb.filter_websocket_req()
			msb.route()
			msb.access()
			if ngx.ctx.use_ownupstream then
				stats.forward_backend()
			end
		}
		header_filter_by_lua_block {
			stats.receive_response()
			msb.header_filter()
			stats.return_response()
		}
		#log by the lua file
		log_by_lua_file luaext/log/logger.lua;
		
		proxy_cache nginx_cache;
		add_header X-Cache-Status $upstream_cache_status;
		proxy_pass $http_protocol://$backend;
		#proxy_redirect http://$host:$server_port$svc_url http://$host:$server_port$svc_name;  
	}
	
	location = /favicon.ico {
		log_not_found off;
	}