Jira: Add option to disable issue updates

config/notifiers.go

@@ -905,10 +905,11 @@ type JiraConfig struct {
 	Priority    string   `yaml:"priority,omitempty" json:"priority,omitempty"`
 	IssueType   string   `yaml:"issue_type,omitempty" json:"issue_type,omitempty"`
 
-	ReopenTransition  string         `yaml:"reopen_transition,omitempty" json:"reopen_transition,omitempty"`
-	ResolveTransition string         `yaml:"resolve_transition,omitempty" json:"resolve_transition,omitempty"`
-	WontFixResolution string         `yaml:"wont_fix_resolution,omitempty" json:"wont_fix_resolution,omitempty"`
-	ReopenDuration    model.Duration `yaml:"reopen_duration,omitempty" json:"reopen_duration,omitempty"`
+	DisableFieldUpdates bool           `yaml:"disable_field_updates,omitempty" json:"disable_field_updates,omitempty"`
+	ReopenTransition    string         `yaml:"reopen_transition,omitempty" json:"reopen_transition,omitempty"`
+	ResolveTransition   string         `yaml:"resolve_transition,omitempty" json:"resolve_transition,omitempty"`
+	WontFixResolution   string         `yaml:"wont_fix_resolution,omitempty" json:"wont_fix_resolution,omitempty"`
+	ReopenDuration      model.Duration `yaml:"reopen_duration,omitempty" json:"reopen_duration,omitempty"`
 
 	Fields map[string]any `yaml:"fields,omitempty" json:"custom_fields,omitempty"`
 }

docs/configuration.md

@@ -1035,6 +1035,10 @@ labels:
 # Type of the issue (e.g. Bug).
 [ issue_type: <string> ]
 
+# Disable updates to fields once an issue is created. If false, the alertmanager will overwrite changes after every notification.
+# NOTE: Disabling field updates does not disable transitions.
+[ disable_field_updates: <boolean> | default = false ]
+
 # Name of the workflow transition to resolve an issue. The target status must have the category "done".
 # NOTE: The name of the transition can be localized and depends on the language setting of the service account.
 [ resolve_transition: <string> ]

notify/jira/jira.go

@@ -100,6 +100,9 @@ func (n *Notifier) Notify(ctx context.Context, as ...*types.Alert) (bool, error)
 
 		logger.Debug("create new issue")
 	} else {
+		if n.conf.DisableFieldUpdates {
+			return n.transitionIssue(ctx, logger, existingIssue, alerts.HasFiring())
+		}
 		path = "issue/" + existingIssue.Key
 		method = http.MethodPut
 

notify/jira/jira_test.go

@@ -596,6 +596,55 @@ func TestJiraNotify(t *testing.T) {
 			customFieldAssetFn: func(t *testing.T, issue map[string]any) {},
 			errMsg:             "can't find transition REOPEN for issue OPS-3",
 		},
+		{
+			title: "skip update request when DisableFieldUpdates is true",
+			cfg: &config.JiraConfig{
+				Summary:             `{{ template "jira.default.summary" . }}`,
+				Description:         `{{ template "jira.default.description" . }}`,
+				IssueType:           "{{  .CommonLabels.issue_type }}",
+				Project:             "{{  .CommonLabels.project }}",
+				Priority:            `{{ template "jira.default.priority" . }}`,
+				Labels:              []string{"alertmanager", "{{ .GroupLabels.alertname }}"},
+				DisableFieldUpdates: true,
+			},
+			alert: &types.Alert{
+				Alert: model.Alert{
+					Labels: model.LabelSet{
+						"alertname":  "DisableFieldUpdates",
+						"project":    "OPS",
+						"issue_type": "Bug",
+					},
+					StartsAt: time.Now(),
+					EndsAt:   time.Now().Add(time.Hour),
+				},
+			},
+			searchResponse: issueSearchResult{
+				Total: 1,
+				Issues: []issue{
+					{
+						Key: "OPS-3",
+						Fields: &issueFields{
+							Status: &issueStatus{
+								Name: "Open",
+								StatusCategory: struct {
+									Key string `json:"key"`
+								}{
+									Key: "open",
+								},
+							},
+						},
+					},
+				},
+			},
+			issue: issue{
+				Key: "",
+				Fields: &issueFields{
+					Summary:     "These issue fields don't match the issue in the search response above",
+					Description: "If the test checks these values, then it tried to update the fields and it should fail",
+				},
+			},
+			customFieldAssetFn: func(t *testing.T, issue map[string]any) {},
+		},
 	} {
 		tc := tc