Files
kamal/lib/kamal/configuration/proxy.rb
Donal McBreen 34effef70a Update proxy and docs for Kamal 2.0/kamal-proxy 0.3.0
Update to kamal-proxy 0.3.0 and improve docs making sure they are in
sync with that version.
2024-09-18 14:00:43 +01:00

72 lines
2.3 KiB
Ruby

class Kamal::Configuration::Proxy
include Kamal::Configuration::Validation
MINIMUM_VERSION = "v0.3.0"
DEFAULT_HTTP_PORT = 80
DEFAULT_HTTPS_PORT = 443
DEFAULT_IMAGE = "basecamp/kamal-proxy:#{MINIMUM_VERSION}"
DEFAULT_LOG_REQUEST_HEADERS = [ "Cache-Control", "Last-Modified", "User-Agent" ]
delegate :argumentize, :optionize, to: Kamal::Utils
def initialize(config:)
@config = config
@proxy_config = config.raw_config.proxy || {}
validate! proxy_config, with: Kamal::Configuration::Validator::Proxy
end
def app_port
proxy_config.fetch("app_port", 80)
end
def image
proxy_config.fetch("image", DEFAULT_IMAGE)
end
def container_name
"kamal-proxy"
end
def publish_args
argumentize "--publish", [ "#{DEFAULT_HTTP_PORT}:#{DEFAULT_HTTP_PORT}", "#{DEFAULT_HTTPS_PORT}:#{DEFAULT_HTTPS_PORT}" ]
end
def ssl?
proxy_config.fetch("ssl", false)
end
def deploy_options
{
host: proxy_config["host"],
tls: proxy_config["ssl"],
"deploy-timeout": proxy_config["deploy_timeout"],
"drain-timeout": proxy_config["drain_timeout"],
"health-check-interval": proxy_config.dig("healthcheck", "interval"),
"health-check-timeout": proxy_config.dig("healthcheck", "timeout"),
"health-check-path": proxy_config.dig("healthcheck", "path"),
"target-timeout": proxy_config["response_timeout"],
"buffer-requests": proxy_config.fetch("buffering", { "requests": true }).fetch("requests", true),
"buffer-responses": proxy_config.fetch("buffering", { "responses": true }).fetch("responses", true),
"buffer-memory": proxy_config.dig("buffering", "memory"),
"max-request-body": proxy_config.dig("buffering", "max_request_body"),
"max-response-body": proxy_config.dig("buffering", "max_response_body"),
"forward-headers": proxy_config.dig("forward_headers"),
"log-request-header": proxy_config.dig("logging", "request_headers") || DEFAULT_LOG_REQUEST_HEADERS,
"log-response-header": proxy_config.dig("logging", "response_headers")
}.compact
end
def deploy_command_args
optionize deploy_options
end
def config_volume
Kamal::Configuration::Volume.new \
host_path: File.join(config.proxy_directory, "config"),
container_path: "/home/kamal-proxy/.config/kamal-proxy"
end
private
attr_reader :config, :proxy_config
end