feat: initial release

internal/config/master.go

@@ -0,0 +1,47 @@
+package config
+
+import "errors"
+
+type MasterConfig struct {
+	ObserverInterval int `toml:"observer_interval"`
+
+	BackoffSeconds int `toml:"backoff_seconds"`
+	BackoffCount   int `toml:"backoff_count"`
+
+	baseRoleConfig
+}
+
+func (c MasterConfig) Validate() error {
+	if c.ObserverInterval < 1 {
+		return errors.New("invalid observer_interval")
+	}
+
+	if c.BackoffSeconds < 1 {
+		return errors.New("invalid backoff_seconds")
+	}
+
+	if c.BackoffCount < 1 {
+		return errors.New("invalid backoff_count")
+	}
+
+	return nil
+}
+
+func (c *MasterConfig) Merge(other MasterConfig) {
+	if other.set {
+		c.set = true
+	}
+
+	if other.ObserverInterval != 0 {
+		c.ObserverInterval = other.ObserverInterval
+	}
+
+	if other.BackoffSeconds != 0 {
+		c.BackoffSeconds = other.BackoffSeconds
+	}
+
+	if other.BackoffCount != 0 {
+		c.BackoffCount = other.BackoffCount
+	}
+}
+