crd: add clickhouse.logLevel (#22)

Author: apetruhin

api/v1/coroot_types.go

@@ -144,6 +144,9 @@ type ClickhouseSpec struct {
 	// Annotations for clickhouse pods.
 	PodAnnotations map[string]string `json:"podAnnotations,omitempty"`
 	Image          ImageSpec         `json:"image,omitempty"`
+	// Log level (fatal, critical, error, warning, notice, information, debug, trace, test, or none; default: warning).
+	// +kubebuilder:validation:Enum="none";"fatal";"critical";"error";"warning";"notice";"information";"debug";"trace";"test"
+	LogLevel string `json:"logLevel,omitempty"`
 
 	Keeper ClickhouseKeeperSpec `json:"keeper,omitempty"`
 }

config/crd/coroot.com_coroots.yaml

@@ -3224,6 +3224,21 @@ spec:
                           type: object
                         type: array
                     type: object
+                  logLevel:
+                    description: 'Log level (fatal, critical, error, warning, notice,
+                      information, debug, trace, test, or none; default: warning).'
+                    enum:
+                    - none
+                    - fatal
+                    - critical
+                    - error
+                    - warning
+                    - notice
+                    - information
+                    - debug
+                    - trace
+                    - test
+                    type: string
                   nodeSelector:
                     additionalProperties:
                       type: string

controller/clickhouse.go

@@ -250,9 +250,11 @@ func clickhouseConfigCmd(filename string, cr *corootv1.Coroot, shards, replicas,
 		Shards    []int
 		Replicas  []int
 		Keepers   []int
+		LogLevel  string
 	}{
 		Namespace: cr.Namespace,
 		Name:      cr.Name,
+		LogLevel:  cr.Spec.Clickhouse.LogLevel,
 	}
 	for i := 0; i < shards; i++ {
 		params.Shards = append(params.Shards, i)
@@ -263,6 +265,9 @@ func clickhouseConfigCmd(filename string, cr *corootv1.Coroot, shards, replicas,
 	for i := 0; i < keepers; i++ {
 		params.Keepers = append(params.Keepers, i)
 	}
+	if params.LogLevel == "" {
+		params.LogLevel = "warning"
+	}
 	var out bytes.Buffer
 	_ = clickhouseConfigTemplate.Execute(&out, params)
 	return "cat <<EOF > " + filename + out.String() + "EOF"
@@ -286,7 +291,7 @@ var clickhouseConfigTemplate = template.Must(template.New("").Parse(`
 
 <logger>
     <console>1</console>
-    <level>information</level>
+    <level>{{ .LogLevel }}</level>
 </logger>
 
 <listen_host>::</listen_host>