SDK

Overview

SDK feature manages runtime SDK configuration, enforcement overrides, and SDK metrics.

Endpoints

Core

• SDK Fetch Read - /o/sdk

Configuration & Enforcement

• SDK - SDK Config Read - /o/sdk?method=sc
• SDK - Config Read - /o?method=sdk-config
• SDK - Config Upload - /o?method=config-upload
• SDK - Enforcement Read - /o?method=sdk-enforcement
• SDK - Config Parameter Update - /i/sdk-config/update-parameter
• SDK - Enforcement Update - /i/sdk-config/update-enforcement
• SDK - SDK Metrics Read - /o?method=sdks

Implementation details

Database Collections

Collection	Purpose
countly.apps	Resolves app by app_key, app settings, and checksum salt fields.
countly.app_users{appId}	Loads app-user context for current device_id hash.
countly_out.sdk_configs	Stores per-app SDK configuration object.
countly_out.sdk_enforcement	Stores per-app enforcement overrides.
countly.sdks	Stores SDK analytics metrics.