The first version of Jira issue merger

v2/pkg/reporting/trackers/jira/jira.go

@@ -57,6 +57,15 @@ func New(options *Options) (*Integration, error) {
 func (i *Integration) CreateIssue(event *output.ResultEvent) error {
 	summary := format.Summary(event)
 
+	issue_id, err := i.FindExistingIssue(event)
+	if issue_id != "" {
+		i.jira.Issue.AddComment(issue_id, &jira.Comment{
+			Body: jiraFormatDescription(event),
+		})
+		if err != nil {
+			return err
+		}
+	} else {
 		fields := &jira.IssueFields{
 			Assignee:    &jira.User{AccountID: i.options.AccountID},
 			Reporter:    &jira.User{AccountID: i.options.AccountID},
@@ -88,9 +97,39 @@ func (i *Integration) CreateIssue(event *output.ResultEvent) error {
 			}
 			return fmt.Errorf("%s => %s", err, data)
 		}
+	}
 	return nil
 }
 
+// FindExistingIssue checks if the issue already exists and returns its ID
+func (i *Integration) FindExistingIssue(event *output.ResultEvent) (string, error) {
+	template := format.GetMatchedTemplate(event)
+	jql := fmt.Sprintf("text ~ \"%s\" AND text ~ \"%s\" AND status = \"Open\"", template, event.Host)
+
+	search_options := &jira.SearchOptions{
+		MaxResults: 1, // if any issue exists, then we won't create a new one
+	}
+
+	chunk, resp, err := i.jira.Issue.Search(jql, search_options)
+	if err != nil {
+		var data string
+		if resp != nil && resp.Body != nil {
+			d, _ := ioutil.ReadAll(resp.Body)
+			data = string(d)
+		}
+		return "", fmt.Errorf("%s => %s", err, data)
+	}
+
+	switch resp.Total {
+	case 0:
+		return "", nil
+	case 1:
+		return chunk[0].ID, nil
+	default:
+		return chunk[0].ID, fmt.Errorf("multiple opened issues found for \"%s\" -> \"%s\" - the first one will be used", template, event.Host)
+	}
+}
+
 // jiraFormatDescription formats a short description of the generated
 // event by the nuclei scanner in Jira format.
 func jiraFormatDescription(event *output.ResultEvent) string {