mirror of
https://github.com/discourse/discourse.git
synced 2024-12-12 21:24:07 +08:00
5406e24acb
This allows the entire cluster to be forced into pg readonly mode. Equivalent to running `Discourse.enable_pg_force_readonly_mode` on the console.
371 lines
12 KiB
Plaintext
371 lines
12 KiB
Plaintext
#
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# DO NOT EDIT THIS FILE
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# If you need to make changes create a file called discourse.conf in this directory with your changes
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# On import this file will be imported using ERB
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#
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# Discourse supports multiple mechanisms for production config.
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#
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# 1. You can do nothing and get these defaults (not recommended, you should at least set hostname)
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# 2. You can copy this file to config/discourse.conf and amend with your settings
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# 3. You can pass in config from your environment, all the settings below are available.
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# Append DISCOURSE_ and upper case the setting in ENV. For example:
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# to pass in db_timeout of 200 you would use DISCOURSE_DB_TIMEOUT=200
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# All settings apply to production only
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# connection pool size, sidekiq is set to 5, allowing an extra 3 for bg threads
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db_pool = 8
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# ActiveRecord connection pool timeout in milliseconds
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db_timeout = 5000
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# Database connection timeout in seconds
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db_connect_timeout = 5
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# socket file used to access db
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db_socket =
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# host address for db server
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# This is set to blank so it tries to use sockets first
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db_host =
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# host address for db server when taking a backup via `pg_dump`
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# Defaults to `db_host` if not configured
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db_backup_host =
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# port running db server, no need to set it
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db_port =
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# db server port to use when taking a backup via `pg_dump`
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db_backup_port = 5432
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# database name running discourse
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db_name = discourse
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# username accessing database
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db_username = discourse
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# password used to access the db
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db_password =
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# Disallow prepared statements
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# see: https://github.com/rails/rails/issues/21992
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db_prepared_statements = false
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# host address for db replica server
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db_replica_host =
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# port running replica db server, defaults to 5432 if not set
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db_replica_port =
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db_advisory_locks = true
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# hostname running the forum
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hostname = "www.example.com"
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# backup hostname mainly for cdn use
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backup_hostname =
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# address of smtp server used to send emails
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smtp_address =
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# port of smtp server used to send emails
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smtp_port = 25
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# domain passed to smtp server
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smtp_domain =
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# username for smtp server
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smtp_user_name =
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# password for smtp server
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smtp_password =
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# smtp authentication mechanism
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smtp_authentication = plain
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# enable TLS encryption for smtp connections
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smtp_enable_start_tls = true
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# mode for verifying smtp server certificates
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# to disable, set to 'none'
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smtp_openssl_verify_mode =
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# force implicit TLS as per RFC 8314 3.3
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smtp_force_tls = false
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# number of seconds to wait while attempting to open a SMTP connection
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smtp_open_timeout = 5
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# Number of seconds to wait until timing-out a SMTP read(2) call
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smtp_read_timeout = 5
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# load MiniProfiler in production, to be used by developers
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load_mini_profiler = true
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# Every how many requests should MP profile a request (aka take snapshot)
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# Default is never
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mini_profiler_snapshots_period = 0
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# specify the URL of the destination that MiniProfiler should ship snapshots to
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# mini_profiler_snapshots_transport_auth_key is required as well
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mini_profiler_snapshots_transport_url =
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# authorization key that will be included as a header in requests made by the
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# snapshots transporter to the URL specified above. The destination should
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# know this key and only accept requests that have this key in the
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# `Mini-Profiler-Transport-Auth` header.
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mini_profiler_snapshots_transport_auth_key =
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# recommended, cdn used to access assets
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cdn_url =
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# The hostname used by the CDN to request assets
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cdn_origin_hostname =
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# comma delimited list of emails that have developer level access
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developer_emails =
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# redis server address
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redis_host = localhost
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# redis server port
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redis_port = 6379
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# redis replica server address
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redis_replica_host =
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# redis replica server port
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redis_replica_port = 6379
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# redis database
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redis_db = 0
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# redis password
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redis_password =
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# skip configuring client id for cloud providers who support no client commands
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redis_skip_client_commands = false
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# uses SSL for all Redis connections if true
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redis_use_ssl = false
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# message bus redis server switch
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message_bus_redis_enabled = false
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# message bus redis server address
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message_bus_redis_host = localhost
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# message bus redis server port
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message_bus_redis_port = 6379
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# message bus redis replica server address
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message_bus_redis_replica_host =
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# message bus redis slave server port
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message_bus_redis_replica_port = 6379
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# message bus redis database
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message_bus_redis_db = 0
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# message bus redis password
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message_bus_redis_password =
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# skip configuring client id for cloud providers who support no client commands
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message_bus_redis_skip_client_commands = false
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# enable Cross-origin Resource Sharing (CORS) directly at the application level
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enable_cors = false
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cors_origin = ''
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# enable if you really need to serve assets in prod
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serve_static_assets = false
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# number of sidekiq workers (launched via unicorn master)
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sidekiq_workers = 5
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# connection reaping helps keep connection counts down, postgres
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# will not work properly with huge numbers of open connections
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# reap connections from pool that are older than 30 seconds
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connection_reaper_age = 30
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# run reap check every 30 seconds
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connection_reaper_interval = 30
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# set to relative URL (for subdirectory hosting)
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# IMPORTANT: path must not include a trailing /
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# EG: /forum
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relative_url_root =
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# increasing this number will increase redis memory use
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# this ensures backlog (ability of channels to catch up are capped)
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# message bus default cap is 1000, we are winding it down to 100
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message_bus_max_backlog_size = 100
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# how often the message-bus backlog should be cleared
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# lower values will make memory usage more consistent, but will
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# increase redis CPU demands
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message_bus_clear_every = 50
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# must be a 64 byte hex string, anything else will be ignored with a warning
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secret_key_base =
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# fallback path for all assets which are served via the application
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# used by static_controller
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# in multi host setups this allows you to have old unicorn instances serve
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# newly compiled assets
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fallback_assets_path =
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# S3 settings used for serving ALL public files
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# be sure to configure a CDN as well per cdn_url
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s3_bucket =
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s3_region =
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s3_access_key_id =
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s3_secret_access_key =
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s3_use_iam_profile =
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s3_cdn_url =
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s3_endpoint =
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s3_http_continue_timeout =
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s3_install_cors_rule =
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# Optionally, specify a separate CDN to be used for static JS assets stored on S3
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s3_asset_cdn_url =
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### rate limits apply to all sites
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max_user_api_reqs_per_minute = 20
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max_user_api_reqs_per_day = 2880
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max_admin_api_reqs_per_minute = 60
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max_reqs_per_ip_per_minute = 200
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max_reqs_per_ip_per_10_seconds = 50
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# applies to asset type routes (avatars/css and so on)
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max_asset_reqs_per_ip_per_10_seconds = 200
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# global rate limiter will simply warn if the limit is exceeded, can be warn+block, warn, block or none
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max_reqs_per_ip_mode = block
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# bypass rate limiting any IP resolved as a private IP
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max_reqs_rate_limit_on_private = false
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# use per user rate limits vs ip rate limits for users with this trust level or more.
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skip_per_ip_rate_limit_trust_level = 1
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# logged in DoS protection
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# protection will only trigger for requests that queue longer than this amount
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force_anonymous_min_queue_seconds = 1
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# only trigger anon if we see more than N requests for this path in last 10 seconds
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force_anonymous_min_per_10_seconds = 3
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# Any requests with the headers Discourse-Background = true will not be allowed to queue
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# longer than this amount of time.
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# Discourse will rate limit and ask client to try again later.
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background_requests_max_queue_length = 0.5
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# if a message bus request queues for 100ms or longer, we will reject it and ask consumer
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# to back off
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reject_message_bus_queue_seconds = 0.1
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# disable search if app server is queueing for longer than this (in seconds)
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disable_search_queue_threshold = 1
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# maximum number of posts rebaked across the cluster in the periodical job
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# rebake process is very expensive, on multisite we have to make sure we never
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# flood the queue
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max_old_rebakes_per_15_minutes = 300
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# maximum number of log messages in /logs
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max_logster_logs = 1000
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# during precompile update maxmind database if older than N days
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# set to 0 to disable
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refresh_maxmind_db_during_precompile_days = 2
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# backup path containing maxmind db files
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maxmind_backup_path =
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# register an account at: https://www.maxmind.com/en/geolite2/signup
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# then head to profile and get your license key
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maxmind_license_key=
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# when enabled the following headers will be added to every response:
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# (note, if measurements do not exist for the header they will be omitted)
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#
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# X-Redis-Calls: 10
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# X-Redis-Time: 1.02
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# X-Sql-Calls: 102
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# X-Sql-Time: 1.02
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# X-Queue-Time: 1.01
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enable_performance_http_headers = false
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# gather JavaScript errors from clients (rate limited to 1 error per IP per minute)
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enable_js_error_reporting = true
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# This is probably not a number you want to touch, it controls the number of workers
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# we allow mini scheduler to run. Prior to 2019 we ran a single worker.
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# On extremely busy setups this could lead to situations where regular jobs would
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# starve. Specifically jobs such as "run heartbeat" which keeps sidekiq running.
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# Having a high number here is very low risk. Regular jobs are limited in scope and scale.
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mini_scheduler_workers = 5
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# enable compression on anonymous cache redis entries
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# this slightly increases the cost of storing cache entries but can make it much
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# cheaper to retrieve cache entries when redis is stores on a different machine to the one
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# running the web
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compress_anon_cache = false
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# Only store entries in redis for anonymous cache if they are observed more than N times
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# for a specific key
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#
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# This ensures there are no pathological cases where we keep storing data in anonymous cache
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# never to use it, set to 1 to store immediately, set to 0 to disable anon cache
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anon_cache_store_threshold = 2
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# EXPERIMENTAL - not yet supported in production
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# by default admins can install and amend any theme
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# you may restrict it so only specific themes are approved
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# in allowlist mode all theme updates must happen via git repos
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# themes missing from the list are automatically disallowed
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# list is a comma separated list of git repos eg:
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# https://github.com/discourse/discourse-custom-header-links.git,https://github.com/discourse/discourse-simple-theme.git
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allowed_theme_repos =
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# Demon::EmailSync is used in conjunction with the enable_imap site setting
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# to sync N IMAP mailboxes with specific groups. It is a process started in
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# unicorn.conf, and it spawns N threads (one for each multisite connection) and
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# for each database spans another N threads (one for each configured group).
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#
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# We want this off by default so the process is not started when it does not
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# need to be (e.g. development, test, certain hosting tiers)
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enable_email_sync_demon = false
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# we never want to queue more than 10000 digests per 30 minute block
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# this can easily lead to blocking sidekiq
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# on multisites we recommend a far lower number
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max_digests_enqueued_per_30_mins_per_site = 10000
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# This cluster name can be passed to the /srv/status route to verify
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# the application cluster is the same one you are expecting
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cluster_name =
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# The YAML file used to configure multisite clusters
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multisite_config_path = config/multisite.yml
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# If false, only short (regular) polling will be attempted
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enable_long_polling =
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# Length of time to hold open a long polling connection in milliseconds
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long_polling_interval =
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# Moves asset preloading from tags in the response document head to response headers
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preload_link_header = false
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# When using an external upload store, redirect `user_avatar` requests instead of proxying
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redirect_avatar_requests = false
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# Force the entire cluster into postgres readonly mode. Equivalent to running `Discourse.enable_pg_force_readonly_mode`
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pg_force_readonly_mode = false
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