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  1. (ns rudkus.core
  2. (:require [clojure.tools.cli :as cli]
  3. [ring.adapter.jetty :as jetty])
  4. (:gen-class))
  5.  
  6. (defn handler [request]
  7. {:status 200
  8. :headers {"Content-Type" "text/html"}
  9. :body "Hello, World!"})
  10.  
  11. (def ^{:private true} server (atom nil))
  12.  
  13. (defn start [port]
  14. (swap! server #(if (not (nil? %))
  15. (throw (IllegalStateException. "Server already started."))
  16. (jetty/run-jetty handler
  17. {:port port
  18. :join? false}))))
  19.  
  20. (defn stop []
  21. (swap! server #(if (nil? %)
  22. (throw (IllegalStateException. "Server already stopped."))
  23. (do (.stop %)
  24. nil))))
  25.  
  26. (defn -main [& args]
  27. (let [[options extra-args banner] (cli/cli args
  28. ["-p" "--port" "Port" :default 80 :parse-fn #(Integer. %)])]
  29. (if (not-empty extra-args)
  30. (println banner)
  31. (start (:port options)))))
  32.  
  33. lein run
  34.  
  35. lein trampoline run
  36.  
  37. $ java -jar rudkus-0.1.0-SNAPSHOT-standalone.jar
  38. 2012-09-09 15:54:59.664:INFO:oejs.Server:jetty-7.x.y-SNAPSHOT
  39. 2012-09-09 15:54:59.803:WARN:oejuc.AbstractLifeCycle:FAILED SelectChannelConnector@0.0.0.0:80: java.net.SocketException: Permission denied
  40. java.net.SocketException: Permission denied
  41. at sun.nio.ch.Net.bind(Native Method)
  42. at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:124)
  43. at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:59)
  44. at org.eclipse.jetty.server.nio.SelectChannelConnector.open(SelectChannelConnector.java:173)
  45. at org.eclipse.jetty.server.AbstractConnector.doStart(AbstractConnector.java:311)
  46. at org.eclipse.jetty.server.nio.SelectChannelConnector.doStart(SelectChannelConnector.java:251)
  47. at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
  48. at org.eclipse.jetty.server.Server.doStart(Server.java:272)
  49. at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
  50. at ring.adapter.jetty$run_jetty.invoke(jetty.clj:86)
  51. at rudkus.core$start$fn__16.invoke(core.clj:16)
  52. at clojure.lang.Atom.swap(Atom.java:37)
  53. at clojure.core$swap_BANG_.invoke(core.clj:2108)
  54. at rudkus.core$start.invoke(core.clj:14)
  55. at rudkus.core$_main.doInvoke(core.clj:31)
  56. at clojure.lang.RestFn.invoke(RestFn.java:397)
  57. at clojure.lang.AFn.applyToHelper(AFn.java:159)
  58. at clojure.lang.RestFn.applyTo(RestFn.java:132)
  59. at rudkus.core.main(Unknown Source)
  60. 2012-09-09 15:54:59.806:WARN:oejuc.AbstractLifeCycle:FAILED org.eclipse.jetty.server.Server@6e5dfaf1: java.net.SocketException: Permission denied
  61. java.net.SocketException: Permission denied
  62. at sun.nio.ch.Net.bind(Native Method)
  63. at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:124)
  64. at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:59)
  65. at org.eclipse.jetty.server.nio.SelectChannelConnector.open(SelectChannelConnector.java:173)
  66. at org.eclipse.jetty.server.AbstractConnector.doStart(AbstractConnector.java:311)
  67. at org.eclipse.jetty.server.nio.SelectChannelConnector.doStart(SelectChannelConnector.java:251)
  68. at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
  69. at org.eclipse.jetty.server.Server.doStart(Server.java:272)
  70. at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
  71. at ring.adapter.jetty$run_jetty.invoke(jetty.clj:86)
  72. at rudkus.core$start$fn__16.invoke(core.clj:16)
  73. at clojure.lang.Atom.swap(Atom.java:37)
  74. at clojure.core$swap_BANG_.invoke(core.clj:2108)
  75. at rudkus.core$start.invoke(core.clj:14)
  76. at rudkus.core$_main.doInvoke(core.clj:31)
  77. at clojure.lang.RestFn.invoke(RestFn.java:397)
  78. at clojure.lang.AFn.applyToHelper(AFn.java:159)
  79. at clojure.lang.RestFn.applyTo(RestFn.java:132)
  80. at rudkus.core.main(Unknown Source)
  81. Exception in thread "main" java.net.SocketException: Permission denied
  82. at sun.nio.ch.Net.bind(Native Method)
  83. at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:124)
  84. at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:59)
  85. at org.eclipse.jetty.server.nio.SelectChannelConnector.open(SelectChannelConnector.java:173)
  86. at org.eclipse.jetty.server.AbstractConnector.doStart(AbstractConnector.java:311)
  87. at org.eclipse.jetty.server.nio.SelectChannelConnector.doStart(SelectChannelConnector.java:251)
  88. at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
  89. at org.eclipse.jetty.server.Server.doStart(Server.java:272)
  90. at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
  91. at ring.adapter.jetty$run_jetty.invoke(jetty.clj:86)
  92. at rudkus.core$start$fn__16.invoke(core.clj:16)
  93. at clojure.lang.Atom.swap(Atom.java:37)
  94. at clojure.core$swap_BANG_.invoke(core.clj:2108)
  95. at rudkus.core$start.invoke(core.clj:14)
  96. at rudkus.core$_main.doInvoke(core.clj:31)
  97. at clojure.lang.RestFn.invoke(RestFn.java:397)
  98. at clojure.lang.AFn.applyToHelper(AFn.java:159)
  99. at clojure.lang.RestFn.applyTo(RestFn.java:132)
  100. at rudkus.core.main(Unknown Source)
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