aaronpederson / ansible-varnish

Ansible Role for Varnish

ansible-varnish

Varnish Cache, the high-performance HTTP accelerator.

Tunables

• varnish_user: (string) - User to run varnish as
• varnish_group: (string) - Group to run varnish as
• varnish_runtime_root (string) - Directory for runtime data
• varnish_pidfile_path (string) - Path for pidfile
• varnish_default_backend_host (string) - Default address for backend
• varnish_default_backend_port (integer) - Default port for backend
• varnish_default_backend_ttl (integer) - Default cache validity for backends
• varnish_accepts_external_connections (boolean) - Bind to 0.0.0.0
• varnish_listen_port (integer) - Port to listen on
• varnish_admin_address (string) - Address for admin interface
• varnish_admin_port (string) - Port for admin interface
• varnish_using_vcl (boolean) - Use included VCL?
• varnish_vcl_path (string) - Path to VCL file
• varnish_secret_path (string) - Path to secret file
• varnish_storage_type (string) - Storage method to use?
• varnish_storage_path (string) - Path to storage file
• varnish_storage_size (string) - Size of storage
• varnish_backend_hosts (list) - Backend hosts
• varnish_backend_port (integer) - Port for backend hosts
• varnish_backend_response_ttl (string) - Cache duration for backend responses
• varnish_health_checks_enabled (boolean) - Enable health checks?
• varnish_health_check_url (string) - Context path to use for health checks?
• varnish_health_check_interval (string) - How often to check backend health?
• varnish_health_check_timeout (string) - Assume a backend is dead if it responds slower than this
• varnish_health_check_window (integer) - How many health checks to consider
• varnish_health_check_threshold (integer) - At least this many checks must pass.
• varnish_grace_period (string) - How long can an object be served from cache if no backend is available?
• varnish_performance_tuning_enabled (boolean) - Aggressive performance tuning. Assumes server is dedicated to varnish.
• varnish_thread_pools (integer) - Number of thread pools
• varnish_thread_pool_add_delay (string) - Artificial delay before spawning threads.
• varnish_thread_pool_min (integer) - Minimum threads per pool
• varnish_thread_pool_max (integer) - Maximum threads per pool
• varnish_cli_timeout (string) - Timeout for responses from CLI requests
• varnish_lru_interval (string) - Interval for updating the LRU list
• varnish_timeout_linger (string) - Keep threads around for this long after they time out
• varnish_connect_timeout (string) - Time to wait for a backend connection
• varnish_diagnostic_headers_enabled (boolean) - Enable diagnostic headers?
• varnish_diagnostic_headers_forwarded_for (boolean) - Enabled X-Forwarded-For headers?
• varnish_diagnostic_headers_cache (boolean) - Enable X-Cache-Hit headers?
• varnish_diagnostic_headers_cacheable (boolean) - Enable X-Cacheable headers?
• varnish_diagnostic_headers_passthrough_reason (boolean) - Enable X-Passthrough-Reason headers?
• varnish_request_sanitization_enabled (boolean) - Enable request sanitization?
• varnish_header_sanitization_enabled (string) - Enable header sanitization?
• varnish_header_sanitization_discard_host_port (boolean) - Discard host port from requests?
• varnish_header_sanitization_normalize_accept_encoding (boolean) - Normalize Accept-Encoding headers to improve cache hit rates?
• varnish_cookie_sanitization_enabled (string) - Sanitize cookies to improve cache hit rates?
• varnish_cookie_sanitization_discard_from_client (boolean) - Discard cookies from client?
• varnish_cookie_sanitization_discard_from_server (boolean) - Discard cookies from server?
• varnish_cookie_sanitization_blacklist (list) - Cookies to remove
• varnish_uri_sanitization_enabled (string) - Sanitize URIs to improve cache hit rates
• varnish_uri_sanitization_regexp (string) - Regexp to match for URI sanitization
• varnish_uri_blacklist_enabled (boolean) - Don't cache certain paths
• varnish_uri_blacklist_regexp (string) - Regexp for paths not to cache
• varnish_workaround_telusdotcom_browser_profile (boolean) - Specific workaround you probably don't need.

Dependencies

• telusdigital.apt-repository

Example Playbook

- hosts: servers
  roles:
     - role: telusdigital.varnish

License

MIT

Contributors

• Chris Olstrom | e-mail | Twitter
• Aaron Pederson
• Steven Harradine