CreateConfigPatch creates a patch for configuration files with different version.

FromStringMap converts a map[string]string to a map[string]interface{}.

FromStringPointerMap converts a map[string]string to a map[string]interface{}.

GenerateComponentConfigurationName generates configuration name for component.

GenerateConstraintsUniqLabelKeyWithConfig generates uniq key for configure template reference: docs/img/reconfigure-cr-relationship.drawio.png.

GenerateEnvFromName generates env configmap name.

GenerateTPLUniqLabelKeyWithConfig generates uniq key for configuration template reference: docs/img/reconfigure-cr-relationship.drawio.png.

GenerateUniqKeyWithConfig is similar to getInstanceCfgCMName, generates uniq label/annotations for configuration template.

GetComponentCfgName is similar to getInstanceCfgCMName, while without statefulSet object.

GetParameterFromConfiguration gets configure parameter ctx: apiserver context cli: apiserver client cluster: appsv1.Cluster component: component name.

IsDynamicParameter checks if the parameter supports hot update.

IsNotUserReconfigureOperation checks if the parameters are updated from operation.

IsParametersUpdateFromManager checks if the parameters are updated from manager.

IsUpdateDynamicParameters checks if the changed parameters require a restart.

IsValidLabelKeyOrValue checks if the input string is a valid label key or value https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/#syntax-and-character-set.

MergeUpdatedConfig replaces the file content of the changed key.

SetParametersUpdateSource sets the parameters' update source manager: parameter only updated from manager external-template: parameter only updated from template ops: parameter updated from operation.

TransformConfigFileToKeyValueMap transforms a config file in appsv1alpha1.CfgFileFormat format to a map in which the key is config name and the value is config value sectionName means the desired section of config file, such as [mysqld] section.

ValidateConfigPatch Verifies if the changed parameters have been removed.

XMLContext TODO(zt) Support Xml config.

Option for operator.

ParameterUpdateType describes how to update the parameters.

ReconfiguringProgress defines the progress percentage.