remove sccache launchers if cant connect to redis

Jenkinsfile

@@ -232,27 +232,12 @@ def cmake_build(Map conf=[:]){
             stunnel ../script/redis-cli.conf
             ../script/sccache_wrapper.sh --enforce_redis
         """
-        setup_args = " -DCMAKE_CXX_COMPILER_LAUNCHER=sccache -DCMAKE_C_COMPILER_LAUNCHER=sccache " + setup_args
-    }
-    def setup_cmd = conf.get("setup_cmd", "${cmake_envs} cmake ${setup_args}   .. ")
-    // reduce parallelism when compiling, clang uses too much memory
-    def nt = nthreads()
-    def build_cmd = conf.get("build_cmd", "${build_envs} dumb-init make  -j${nt} ${config_targets}")
-    def execute_cmd = conf.get("execute_cmd", "")
-
-    def cmd = conf.get("cmd", """
-            ${setup_cmd}
-            ${build_cmd}
-            ${execute_cmd}
-        """)
-
-    echo cmd
-    if(check_host() && params.USE_SCCACHE && "${env.CK_SCCACHE}" != "null" && "${invocation_tag}" != "") {
         try {
             def cmd1 = conf.get("cmd1", """
                     ${redis_pre_setup_cmd}
                 """)
             sh cmd1
+            setup_args = " -DCMAKE_CXX_COMPILER_LAUNCHER=sccache -DCMAKE_C_COMPILER_LAUNCHER=sccache " + setup_args
         }
         catch(Exception err){
             echo "could not connect to redis server: ${err.getMessage()}. will not use sccache."
@@ -268,6 +253,21 @@ def cmake_build(Map conf=[:]){
             """)
         sh cmd3
     }
+
+    def setup_cmd = conf.get("setup_cmd", "${cmake_envs} cmake ${setup_args}   .. ")
+    // reduce parallelism when compiling, clang uses too much memory
+    def nt = nthreads()
+    def build_cmd = conf.get("build_cmd", "${build_envs} dumb-init make  -j${nt} ${config_targets}")
+    def execute_cmd = conf.get("execute_cmd", "")
+
+    def cmd = conf.get("cmd", """
+            ${setup_cmd}
+            ${build_cmd}
+            ${execute_cmd}
+        """)
+
+    echo cmd
+
     dir("build"){
         sh cmd
     }