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https.clj
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https.clj
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(ns slipway.connector.https
(:require [clojure.tools.logging :as log]
[slipway.server :as server])
(:import (java.security KeyStore)
(org.eclipse.jetty.http HttpVersion)
(org.eclipse.jetty.server ConnectionFactory ForwardedRequestCustomizer HttpConfiguration
HttpConnectionFactory ProxyConnectionFactory SecureRequestCustomizer Server ServerConnector SslConnectionFactory)
(org.eclipse.jetty.util.ssl SslContextFactory$Server)))
(defn default-config ^HttpConfiguration
[{::keys [port http-forwarded?]}]
(let [config (doto (HttpConfiguration.)
(.setSecurePort port)
(.setSendServerVersion false)
(.setSendDateHeader false)
(.addCustomizer (doto (SecureRequestCustomizer.)
(.setSniRequired false)
(.setSniHostCheck true))))]
(when http-forwarded? (.addCustomizer config (ForwardedRequestCustomizer.)))
config))
(defn context-factory ^SslContextFactory$Server
[{::keys [keystore keystore-type keystore-password client-auth key-manager-password truststore truststore-password
truststore-type include-protocols security-provider exclude-ciphers replace-exclude-ciphers?
exclude-protocols replace-exclude-protocols? ssl-context]}]
(let [context-factory (SslContextFactory$Server.)]
(.setProvider context-factory security-provider)
(if (string? keystore)
(.setKeyStorePath context-factory keystore)
(.setKeyStore context-factory ^KeyStore keystore))
(when (string? keystore-type)
(.setKeyStoreType context-factory keystore-type))
(.setKeyStorePassword context-factory keystore-password)
(when key-manager-password
(.setKeyManagerPassword context-factory key-manager-password))
(cond
(string? truststore)
(.setTrustStorePath context-factory truststore)
(instance? KeyStore truststore)
(.setTrustStore context-factory ^KeyStore truststore))
(when truststore-password
(.setTrustStorePassword context-factory truststore-password))
(when truststore-type
(.setTrustStoreType context-factory truststore-type))
(when ssl-context
(.setSslContext context-factory ssl-context))
(case client-auth
:need (.setNeedClientAuth context-factory true)
:want (.setWantClientAuth context-factory true)
nil)
(when exclude-ciphers
(let [ciphers (into-array String exclude-ciphers)]
(if replace-exclude-ciphers?
(.setExcludeCipherSuites context-factory ciphers)
(.addExcludeCipherSuites context-factory ciphers))))
(when include-protocols
(.setIncludeProtocols context-factory (into-array String include-protocols)))
(when exclude-protocols
(let [protocols (into-array String exclude-protocols)]
(if replace-exclude-protocols?
(.setExcludeProtocols context-factory protocols)
(.addExcludeProtocols context-factory protocols))))
context-factory))
(defn proxied-connector ^ServerConnector
[^Server server ^HttpConnectionFactory http-factory {::keys [port http-forwarded?] :as opts}]
(log/infof (str "starting proxied HTTPS connector on :%s" (when http-forwarded? " with http-forwarded support")) port)
(let [ssl-factory (SslConnectionFactory. (context-factory opts) (.asString HttpVersion/HTTP_1_1))
factories (into-array ConnectionFactory [(ProxyConnectionFactory.) ssl-factory http-factory])]
(ServerConnector. server ^"[Lorg.eclipse.jetty.server.ConnectionFactory;" factories)))
(defn standard-connector ^ServerConnector
[^Server server {::keys [port http-forwarded?] :as opts}]
(log/infof (str "starting HTTPS connector on :%s" (when http-forwarded? " with http-forwarded support")) port)
(let [factories (->> [(HttpConnectionFactory. (default-config opts))] (into-array ConnectionFactory))]
(ServerConnector. server (context-factory opts) ^"[Lorg.eclipse.jetty.server.ConnectionFactory;" factories)))
(comment
#:slipway.connector.https{:host "the network interface this connector binds to as an IP address or a hostname. If null or 0.0.0.0, then bind to all interfaces. Default null/all interfaces."
:port "port this connector listens on. If set the 0 a random port is assigned which may be obtained with getLocalPort()"
:idle-timeout "max idle time for a connection, roughly translates to the Socket.setSoTimeout. Default 180000."
:http-forwarded? "if true, add the ForwardRequestCustomizer. See Jetty Forward HTTP docs"
:proxy-protocol? "if true, add the ProxyConnectionFactor. See Jetty Proxy Protocol docs"
:http-config "a concrete HttpConfiguration object to replace the default config entirely"
:configurator "a fn taking the final connector as argument, allowing further configuration"
:keystore "keystore to use, either path (String) or concrete KeyStore"
:keystore-type "type of keystore, e.g. JKS"
:keystore-password "password of the keystore"
:key-manager-password "password for the specific key within the keystore"
:truststore "truststore to use, either path (String) or concrete KeyStore"
:truststore-password "password of the truststore"
:truststore-type "type of the truststore, eg. JKS"
:include-protocols "a list of protocol name patterns to include in SSLEngine"
:exclude-protocols "a list of protocol name patterns to exclude from SSLEngine"
:replace-exclude-protocols? "if true will replace existing exclude-protocols, otherwise will add them"
:exclude-ciphers "a list of cipher suite names to exclude from SSLEngine"
:replace-exclude-ciphers? "if true will replace existing exclude-ciphers, otherwise will add them"
:security-provider "the security provider name"
:client-auth "either :need or :want to set the corresponding need/wantClientAuth field"
:ssl-context "a concrete pre-configured SslContext"})
(defmethod server/connector ::connector
[^Server server {::keys [host port idle-timeout proxy-protocol? configurator http-config]
:or {idle-timeout 180000}
:as opts}]
{:pre [port]}
(let [http-factory (HttpConnectionFactory. (or http-config (default-config opts)))
connector (if proxy-protocol? (proxied-connector server http-factory opts) (standard-connector server opts))]
(.setHost connector host)
(.setPort connector port)
(.setIdleTimeout connector idle-timeout)
(when configurator (configurator connector))
connector))