66 lines
1.9 KiB
Clojure
66 lines
1.9 KiB
Clojure
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(ns burp-clj-montoya.nrepl
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(:require [burp-clj-montoya.state :as state]
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[cider.nrepl]
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[nrepl.server :as server]
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[taoensso.timbre :as log])
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(:import [clojure.lang DynamicClassLoader RT]))
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(defmacro with-exception-default
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[value & body]
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`(try ~@body
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(catch Exception e#
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(do (log/error e#)
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~value))))
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(defmacro dyn-call
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[ns-sym]
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(let [ns (-> (namespace ns-sym)
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symbol)
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sym (-> (name ns-sym)
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symbol)]
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`(do
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(require '~ns)
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(ns-resolve '~ns '~sym))))
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(def base-class-loader (DynamicClassLoader. (.getClassLoader clojure.lang.Compiler)))
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(defn ensure-dynamic-classloader
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"Ensure class can be dynamically loaded"
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[]
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(let [thread (Thread/currentThread)
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context-class-loader (.getContextClassLoader thread)]
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(when-not (instance? DynamicClassLoader context-class-loader)
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(prn "set new dynamic classloader for thread:" (.getName thread))
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(.setContextClassLoader thread base-class-loader))))
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(defn wrap-classloader
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[h]
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(fn [msg]
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(ensure-dynamic-classloader)
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(h msg)))
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(defn started?
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[]
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(-> (:nrepl-server @state/state)
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boolean))
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(defn stop-nrepl
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[]
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(when-let [server (:nrepl-server @state/state)]
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((dyn-call nrepl.server/stop-server) server)
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(swap! state/state dissoc :nrepl-server)))
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(defn start-nrepl [logging]
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(when-not (started?)
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(.logToOutput logging "Attempting to start nrepl")
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(let [cider-nrepl-handler (dyn-call cider.nrepl/cider-nrepl-handler)
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start-server (dyn-call nrepl.server/start-server)
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nrepl-server (start-server
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:bind "0.0.0.0"
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:port 6969
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:handler (-> cider-nrepl-handler
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wrap-classloader))]
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(swap! state/state assoc :nrepl-server nrepl-server)
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(.logToOutput logging "nrepl started."))))
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