gitleaks: implement --gitleaks-limit-msg-len defaulting to 512

This package contains an extension of gitleaks plug-in to support a new
command line option for controlling event message length from csmock.
csmock-plugin-gitleaks is dependent on the updated version of csdiff

Closes: #114
Related: https://issues.redhat.com/browse/OSH-67

make-srpm.sh

@@ -124,7 +124,7 @@ Tool for plugging static analyzers into the build process, free of mock.
 
 %package -n csmock-common
 Summary: Core of csmock (a mock wrapper for Static Analysis tools)
-Requires: csdiff > 3.0.2
+Requires: csdiff > 3.0.3
 Requires: csgcca
 Requires: cswrap
 Requires: mock

py/plugins/gitleaks.py

@@ -34,7 +34,7 @@
 
 GITLEAKS_LOG = "/builddir/gitleaks-capture.log"
 
-FILTER_CMD = "csgrep '%s' --mode=json --warning-rate-limit=%i > '%s'"
+FILTER_CMD = "csgrep '%s' --mode=json --warning-rate-limit=%i --limit-msg-len=%i > '%s'"
 
 
 class PluginProps:
@@ -72,6 +72,10 @@ def init_parser(self, parser):
             "--gitleaks-rate-limit", type=int, default=1024,
             help="drop warnings if their count exceeds the specified limit")
 
+        parser.add_argument(
+            "--gitleaks-limit-msg-len", type=int, default=512,
+            help="trim message if it exceeds max message length")
+
         parser.add_argument(
             "--gitleaks-refresh", action="store_true",
             help="force download of gitleaks binary executable (in a .tar.gz) from")
@@ -145,7 +149,7 @@ def fetch_gitleaks_hook(results, props):
         def filter_hook(results):
             src = results.dbgdir_raw + GITLEAKS_OUTPUT
             dst = "%s/gitleaks-capture.js" % results.dbgdir_uni
-            cmd = FILTER_CMD % (src, args.gitleaks_rate_limit, dst)
+            cmd = FILTER_CMD % (src, args.gitleaks_rate_limit, args.gitleaks_limit_msg_len, dst)
             return results.exec_cmd(cmd, shell=True)
 
         props.post_process_hooks += [filter_hook]