metrics: move the metric start/stop around the install/upgrade/restore command, because we want to avoid being polluted by snapshot create/restore ...

lib/tests.sh

@@ -382,10 +382,14 @@ TEST_INSTALL () {
 
     _PREINSTALL
 
+    metrics_start
+
     # Install the application in a LXC container
     _INSTALL_APP "path=$check_path" "is_public=$is_public" "init_main_permission=$init_main_permission" \
         && _VALIDATE_THAT_APP_CAN_BE_ACCESSED "$SUBDOMAIN" "$check_path" "$install_type" \
 
+    metrics_stop
+
     local install=$?
 
     [ $install -eq 0 ] || return 1
@@ -488,10 +492,14 @@ TEST_UPGRADE () {
     ret=$?
     [ $ret -eq 0 ] || { log_error "Pre-upgrade instruction failed"; return 1; }
 
+    metrics_start
+
     # Upgrade the application in a LXC container
     _RUN_YUNOHOST_CMD "app upgrade $app_id --file /app_folder --force" \
         && _VALIDATE_THAT_APP_CAN_BE_ACCESSED "$SUBDOMAIN" "$check_path" "upgrade"
 
+    metrics_stop
+
     return $?
 }
 
@@ -608,8 +616,10 @@ TEST_BACKUP_RESTORE () {
             fi
 
             # Restore the application from the previous backup
+            metrics_start
             _RUN_YUNOHOST_CMD "backup restore Backup_test --force --apps $app_id" \
                 && _VALIDATE_THAT_APP_CAN_BE_ACCESSED "$SUBDOMAIN" "$check_path"
+            metrics_stop
 
             ret=$?
             [ $ret -eq 0 ] || main_result=1

lib/tests_coordination.sh

@@ -111,9 +111,6 @@ TEST_LAUNCHER () {
     # And keep this value separately
     local global_start_timer=$starttime
 
-    # Start metrics measurement
-    metrics_start
-
     current_test_id=$(basename $testfile | cut -d. -f1)
     current_test_infos="$TEST_CONTEXT/tests/$current_test_id.json"
     current_test_results="$TEST_CONTEXT/results/$current_test_id.json"
@@ -171,9 +168,6 @@ TEST_LAUNCHER () {
     # End the timer for the test
     stop_timer one_test
 
-    # Stop metrics and show results
-    metrics_stop
-
     LXC_STOP $LXC_NAME
 
     # Update the lock file with the date of the last finished test.