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