[bin][runcommand] make it possible to suppress traceback

The commands (e.g. pipeline queries via API) may contain sensible
information that we don't want to display e.g. in the output of jobs
from the GitLab CI

bin/util/common.py

@@ -5,23 +5,27 @@ import subprocess
 
 
 # execute a command and retrieve the output
-def runCommand(command):
+def runCommand(command, suppressTraceBack=False, errorMessage=''):
     try:
         return subprocess.run(command,
                               shell=True, check=True,
                               text=True, capture_output=True).stdout
     except Exception:
-        print()
-        print("An error occurred during subprocess run:")
-        print("-- command: {}".format(command))
-        print("-- folder: {}".format(os.getcwd()))
-        print("-- error: {}".format(sys.exc_info()[1]))
-        if "git " in command:
-            print()
-            print("It seems that a git command failed. Please check:\n"
-                  "    -- is the module registered as git repository?\n"
-                  "    -- is upstream defined for the branch?\n")
-        raise
+        if suppressTraceBack:
+            sys.excepthook(Exception, Exception(errorMessage), None)
+        elif not errorMessage:
+            print("An error occurred during subprocess run:")
+            print("-- command: {}".format(command))
+            print("-- folder: {}".format(os.getcwd()))
+            print("-- error: {}".format(sys.exc_info()[1]))
+            if "git " in command:
+                print()
+                print("It seems that a git command failed. Please check:\n"
+                      "    -- is the module registered as git repository?\n"
+                      "    -- is upstream defined for the branch?\n")
+            raise
+        else:
+            raise Exception(errorMessage)
 
 
 # decorator to call function from within the given path