InitStateManagerTimer starts timer for state manage feature.

ListInstanceStateConfigurations lists state configurations from server and report agent info.

LoadConfigCache loads state configurations from local cache files .

ParseStateTemplate parses template data to state and parameter definitions.

Resolve resolves final value for string contains parameter reference for example, "ecs.{{ regionId }}.aliyuncs.com" with parameter regionId="cn-zhangjiakou" will get ecs.cn-zhangjiakou.aliyuncs.com "{{id}}" with parameter id=1 will get number 1.

WriteConfigCache saves state configurations to local cache file.

Agent applies any new configurations.

Agent applies any new configurations.

Agent applies the configuration and does nothing further unless the configuration (template and parameters) is updated.

Cron schedule type, expression format is defined in https://help.aliyun.com/document_detail/169784.html.

DefaultRefreshIntervalSeconds is the default interval of refresh state configurations in seconds.

Cron is triggered with a drift, after the expected time This helps to reduce concurrency.

MaxInitTimerDriftSeconds is the default max seconds to delay when initializing state manager timer.

Rate schedule type, expression format examples: "5 minutes" "1 hour".