newnode 2.1.4 (new formula)

Formula/n/newnode-helper.rb

@@ -0,0 +1,159 @@
+class NewnodeHelper < Formula
+  desc "Web proxy that uses a distributed p2p network to circumvent censorship"
+  homepage "https://www.newnode.com/newnode-vpn"
+  url "https://github.com/clostra/newnode.git",
+      tag:      "2.1.4",
+      revision: "c42a04ded55cfdff857878f4d9234950e530bb00"
+  license "GPL-2.0-only"
+
+  depends_on macos: :high_sierra
+  depends_on xcode: ["9.3", :build]
+  depends_on "automake"
+  depends_on "coreutils"
+  depends_on "libtool"
+  depends_on "mbedtls@2"
+  depends_on "wget"
+
+  def install
+    system "./build.sh"
+    bin.install "client" => "newnode-helper"
+
+    plist_path = prefix/"newnode-helper.plist"
+    plist_content = <<~EOS
+      <?xml version="1.0" encoding="UTF-8"?>
+      <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+      <plist version="1.0">
+      <dict>
+         <key>Label</key>
+         <string>com.clostra.newnode-helper</string>
+         <key>ProgramArguments</key>
+         <array>
+            <string>#{opt_bin}/newnode-helper</string>
+            <string>-p</string>
+            <string>8006</string>
+            <string>-v</string>
+         </array>
+         <key>RunAtLoad</key>
+         <true/>
+         <key>KeepAlive</key>
+         <true/>
+         <key>UserName</key>
+         <string>newnode</string>
+         <key>WorkingDirectory</key>
+         <string>/var/newnode-helper</string>
+         <key>StandardOutPath</key>
+         <string>/var/log/newnode-helper.log</string>
+         <key>StandardErrorPath</key>
+         <string>/var/log/newnode-helper-error.log</string>
+      </dict>
+      </plist>
+    EOS
+    plist_path.write(plist_content)
+
+    script_path = prefix/"install-newnode-helper.sh"
+    script_content = <<~EOS
+      #!/bin/bash
+      # Installation script for newnode-helper
+
+      # make sure we're running under sudo
+      case $(id -u) in
+          0);;
+          *)
+          echo Please run this script using the sudo command >&2
+          echo For example: >&2
+          echo '' >&2
+          echo sudo #{prefix}/install-newnode-helper.sh>&2
+          exit 1
+          ;;
+      esac
+
+      # create user "newnode" if that user doesn't already exist
+      if ! id "newnode" &>/dev/null; then
+          sudo sysadminctl -addUser newnode -home /var/newnode
+      fi
+
+      # make sure newnode owns relevant directories and files
+      chmod 0755 #{opt_bin}/newnode-helper
+      # note: put log files in /var/newnode-helper
+      #       rather than #{var}/newnode-helper
+      #       so that homebrew won't complain about wrong ownership
+      test -d /var/newnode-helper || mkdir /var/newnode-helper
+      chown newnode /var/newnode-helper
+      chmod 0755 /var/newnode-helper
+      if ! test -d /var/log; then
+          mkdir /var/log
+      fi
+      chmod 0755 /var/log
+      if ! test -f /var/log/newnode-helper.log; then
+          cp /dev/null /var/log/newnode-helper.log
+      fi
+      chown newnode /var/log/newnode-helper.log
+      chmod 0600 /var/log/newnode-helper.log
+      if ! test -f /var/log/newnode-helper-error.log; then
+          cp /dev/null /var/log/newnode-helper-error.log
+      fi
+      chown newnode /var/log/newnode-helper-error.log
+      chmod 0600 /var/log/newnode-helper-error.log
+
+      # copy plist into the appropriate directory for start-at-boot
+      PLIST_FILE=/Library/LaunchDaemons/com.clostra.newnode-helper.plist
+      cp #{prefix}/newnode-helper.plist ${PLIST_FILE}
+      chown root:wheel ${PLIST_FILE}
+      chmod 644 ${PLIST_FILE}
+      launchctl load ${PLIST_FILE}
+    EOS
+    script_path.write(script_content)
+    script_path.chmod(0755)
+
+    uninstall_script_path = prefix/"uninstall-newnode-helper.sh"
+    uninstall_script_content = <<~EOS
+      #!/bin/bash
+      # uninstall script for newnode-helper
+      # (run this before typing "brew remove newnode-helper" to clean up the old plist file)
+      #
+      # make sure we're running under sudo
+      case $(id -u) in
+        0);;
+        *)
+        echo Please run this script using the sudo command >&2
+        echo For example: >&2
+        echo '' >&2
+        echo sudo #{prefix}/uninstall-newnode-helper.sh >&2
+        exit 1
+        ;;
+      esac
+      if test -f #{prefix}/newnode-helper.plist; then
+        launchctl unload #{prefix}/newnode-helper.plist
+        rm -f #{prefix}/newnode-helper.plist
+      fi
+      rm -f #{prefix}/install-newnode-helper.sh
+      rm -f #{prefix}/uninstall-newnode-helper.sh
+    EOS
+    uninstall_script_path.write(uninstall_script_content)
+    uninstall_script_path.chmod(0755)
+  end
+
+  def caveats
+    <<~EOS
+      Please run the following command to complete the installation:
+
+          sudo #{prefix}/install-newnode-helper.sh
+
+      This will create the user "newnode" if that user doesn't already exist,
+      and cause the newnode-helper program to be started by user "newnode"
+      whenever your computer starts.
+
+      (A separate "newnode" user is used so that the newnode-helper program is run with
+      the least privilege it needs to work, and without granting newnode-helper the
+      ability to read/write any other user's files.)
+    EOS
+  end
+
+  test do
+    # use wget to try to download a file via the newnode's HTTP proxy
+    # if that works, newnode vpn is working
+    ENV["https_proxy"] = "http://localhost:8006"
+    sleep 5
+    system "wget", "https://cnn.com"
+  end
+end