actix-extras/actix-settings/examples/config.toml

[actix]
# For more info, see: https://docs.rs/actix-web/4/actix_web/struct.HttpServer.html.

hosts = [
    ["0.0.0.0", 8080]      # This should work for both development and deployment...
    #                      # ... but other entries are possible, as well.
]
mode = "development"       # Either "development" or "production".
enable-compression = true  # Toggle compression middleware.
enable-log = true          # Toggle logging middleware.

# The number of workers that the server should start.
# By default the number of available logical cpu cores is used.
# Takes a string value: Either "default", or an integer N > 0 e.g. "6".
num-workers = "default"

# The maximum number of pending connections. This refers to the number of clients
# that can be waiting to be served. Exceeding this number results in the client
# getting an error when attempting to connect. It should only affect servers under
# significant load. Generally set in the 64-2048 range. The default value is 2048.
# Takes a string value: Either "default", or an integer N > 0 e.g. "6".
backlog = "default"

# Sets the per-worker maximum number of concurrent connections. All socket listeners
# will stop accepting connections when this limit is reached for each worker.
# By default max connections is set to a 25k.
# Takes a string value: Either "default", or an integer N > 0 e.g. "6".
max-connections = "default"

# Sets the per-worker maximum concurrent connection establish process. All listeners
# will stop accepting connections when this limit is reached. It can be used to limit
# the global TLS CPU usage. By default max connections is set to a 256.
# Takes a string value: Either "default", or an integer N > 0 e.g. "6".
max-connection-rate = "default"

# Set server keep-alive preference. By default keep alive is set to 5 seconds.
# Takes a string value: Either "default", "disabled", "os",
# or a string of the format "N seconds" where N is an integer > 0 e.g. "6 seconds".
keep-alive = "default"

# Set server client timeout in milliseconds for first request. Defines a timeout
# for reading client request header. If a client does not transmit the entire set of
# headers within this time, the request is terminated with the 408 (Request Time-out)
# error. To disable timeout, set the value to 0.
# By default client timeout is set to 5000 milliseconds.
# Takes a string value: Either "default", or a string of the format "N milliseconds"
# where N is an integer > 0 e.g. "6 milliseconds".
client-timeout = "default"

# Set server connection shutdown timeout in milliseconds. Defines a timeout for
# shutdown connection. If a shutdown procedure does not complete within this time,
# the request is dropped. To disable timeout set value to 0.
# By default client timeout is set to 5000 milliseconds.
# Takes a string value: Either "default", or a string of the format "N milliseconds"
# where N is an integer > 0 e.g. "6 milliseconds".
client-shutdown = "default"

# Timeout for graceful workers shutdown. After receiving a stop signal, workers have
# this much time to finish serving requests. Workers still alive after the timeout
# are force dropped. By default shutdown timeout sets to 30 seconds.
# Takes a string value: Either "default", or a string of the format "N seconds"
# where N is an integer > 0 e.g. "6 seconds".
shutdown-timeout = "default"

[actix.tls] # TLS is disabled by default because the certs don't exist
enabled = false
certificate = "path/to/cert/cert.pem"
private-key = "path/to/cert/key.pem"

# The `application` table be used to express application-specific settings.
# See the `README.md` file for more details on how to use this.
[application]