v1.8.0

• Added ability to set cache_namespace via GET query arg. This makes possible to instantly flush cache by switching to new namespace. See docs for more details.
• Actualized grafana dasbhoard.
• Increased test coverage.
• Debug messages now contain elapsed request duration.

v1.7.0

• Added cache label to all the cache-related metrics.
• Forcibly kill queries for canceled requests (i.e. when the user closes http connection to chproxy).
• Added ability to balance load among available replicas.

v1.6.2

• Disallow http methods other than GET, POST and OPTIONS.
• Print the real file:number position in error messages written via respondWith.
• Added ability to disable response caching if request contains no_cache=1 query param.

v1.6.1

• Add Content-Length and Cache-Control: max-age headers for cached responses.
• Allow cache reconfiguration without chproxy restart on SIGHUP signal.
• Enable dogpile effect protection for cached responses by default.

v1.6.0

• Added response caching.
• Improved error logging and debug logging (log_debug: true). Now log messages contain useful info such as client address, user name, cluster name, node address and the query.
• Fixed bugs preventing from killing timed out queries.

v1.6.0-beta

Beta release. May contain bugs.

Changes

• Initial response caching support.
• Improved error and debug logging.

v1.5.0

• Automatically calculate and set the maximum possible response time for http (and https) server. Previously the response time has been hardcoded to 1m.
• Increase health check timeout from 1s to 3s, since we were receiving many false positives with 1s health check timeout.
• Improve log message when exceeding health check timeout.

v1.4.0

• Added max_queue_size and max_queue_time per-user options for delaying incoming requests until they stop exceeding other limits

v1.3.0

Allow proxying of database and default_format params

v1.2.0

• Added per-user allow_cors config
• Allow to display multiple instances in dashboard
• Add cluster filter in dashboard

chproxy_linux_amd64.tar.gz