maybe the proxy is used on iPipe, which makes web-test failed && test=serving

tools/serving_build.sh

 #!/usr/bin/env bash
 
+function unsetproxy() {
+    HTTP_PROXY_TEMP=$http_proxy
+    HTTPS_PROXY_TEMP=$https_proxy
+    unset http_proxy
+    unset https_proxy
+}
+
+function setproxy() {
+    export http_proxy=$HTTP_PROXY_TEMP
+    export https_proxy=$HTTPS_PROXY_TEMP
+}
+
 function init() {
     source /root/.bashrc
     set -v
@@ -90,16 +102,18 @@ function python_test_fit_a_line() {
             kill_server_process
             
             # test web
+            unsetproxy # maybe the proxy is used on iPipe, which makes web-test failed.
             check_cmd "python -m paddle_serving_server.serve --model uci_housing_model --name uci --port 9393 --thread 4 --name uci > /dev/null &"
             sleep 5 # wait for the server to start
             check_cmd "curl -H \"Content-Type:application/json\" -X POST -d '{\"x\": [0.0137, -0.1136, 0.2553, -0.0692, 0.0582, -0.0727, -0.1583, -0.0584, 0.6283, 0.4919, 0.1856, 0.0795, -0.0332], \"fetch\":[\"price\"]}' http://127.0.0.1:9393/uci/prediction"
             # check http code
             http_code=`curl -H "Content-Type:application/json" -X POST -d '{"x": [0.0137, -0.1136, 0.2553, -0.0692, 0.0582, -0.0727, -0.1583, -0.0584, 0.6283, 0.4919, 0.1856, 0.0795, -0.0332], "fetch":["price"]}' -s -w "%{http_code}" -o /dev/null http://127.0.0.1:9393/uci/prediction`
+            setproxy # recover proxy state
+            kill_server_process
             if [ ${http_code} -ne 200 ]; then
                 echo "HTTP status code -ne 200"
                 exit 1
             fi
-            kill_server_process
             ;;
         GPU)
             # test rpc
@@ -109,16 +123,18 @@ function python_test_fit_a_line() {
             kill_server_process
 
             # test web
+            unsetproxy # maybe the proxy is used on iPipe, which makes web-test failed.
             check_cmd "python -m paddle_serving_server_gpu.serve --model uci_housing_model --port 9393 --thread 2 --gpu_ids 0 --name uci > /dev/null &"
             sleep 5 # wait for the server to start
             check_cmd "curl -H \"Content-Type:application/json\" -X POST -d '{\"x\": [0.0137, -0.1136, 0.2553, -0.0692, 0.0582, -0.0727, -0.1583, -0.0584, 0.6283, 0.4919, 0.1856, 0.0795, -0.0332], \"fetch\":[\"price\"]}' http://127.0.0.1:9393/uci/prediction"
             # check http code
             http_code=`curl -H "Content-Type:application/json" -X POST -d '{"x": [0.0137, -0.1136, 0.2553, -0.0692, 0.0582, -0.0727, -0.1583, -0.0584, 0.6283, 0.4919, 0.1856, 0.0795, -0.0332], "fetch":["price"]}' -s -w "%{http_code}" -o /dev/null http://127.0.0.1:9393/uci/prediction`
+            setproxy # recover proxy state
+            kill_server_process
             if [ ${http_code} -ne 200 ]; then
                 echo "HTTP status code -ne 200"
                 exit 1
             fi
-            kill_server_process
             ;;
         *)
             echo "error type"