lighttpd: copy config, use port 8080, add .plist.

* Copies the sample .conf files to etc/ modifying them to point to correct paths in /usr/local
* Changes default port to 8080 so that lighttpd can be started from unprivileged user
* Creates a startup .plist file for launchd.

Closes #19861.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

1 files changed, 96 insertions, 0 deletions

diff --git a/Library/Formula/lighttpd.rb b/Library/Formula/lighttpd.rb
index bb3ffb60c..c27bc8790 100644
--- a/Library/Formula/lighttpd.rb
+++ b/Library/Formula/lighttpd.rb
@@ -12,6 +12,14 @@ class Lighttpd < Formula
   depends_on 'lua' => :optional
   depends_on 'libev' => :optional
 
+  # default max. file descriptors; this option will be ignored if the server is not started as root
+  MAX_FDS = 512
+
+  def config_path; etc+"lighttpd/"; end
+  def log_path; var+"log/lighttpd/"; end
+  def www_path; var+"www/"; end
+  def run_path; var+"lighttpd/"; end
+
   def install
     args = %W[
       --disable-dependency-tracking
@@ -28,5 +36,93 @@ class Lighttpd < Formula
 
     system "./configure", *args
     system "make install"
+
+    unless File.exists? config_path
+      config_path.install Dir["doc/config/lighttpd.conf"]
+      config_path.install Dir["doc/config/modules.conf"]
+      (config_path/"conf.d/").install Dir["doc/config/conf.d/*.conf"]
+      inreplace config_path+"lighttpd.conf" do |s|
+        s.sub!(/^var\.log_root\s*=\s*".+"$/,"var.log_root    = \"#{log_path}\"")
+        s.sub!(/^var\.server_root\s*=\s*".+"$/,"var.server_root = \"#{www_path}\"")
+        s.sub!(/^var\.state_dir\s*=\s*".+"$/,"var.state_dir   = \"#{run_path}\"")
+        s.sub!(/^var\.home_dir\s*=\s*".+"$/,"var.home_dir    = \"#{run_path}\"")
+        s.sub!(/^var\.conf_dir\s*=\s*".+"$/,"var.conf_dir    = \"#{config_path}\"")
+        s.sub!(/^server\.port\s*=\s*80$/,'server.port = 8080')
+
+        # get rid of "warning: please use server.use-ipv6 only for hostnames, not
+        # without server.bind / empty address; your config will break if the kernel
+        # default for IPV6_V6ONLY changes" warning
+        s.sub!(/^server.use-ipv6\s*=\s*"enable"$/,'server.use-ipv6 = "disable"')
+
+        s.sub!(/^server\.username\s*=\s*".+"$/,'server.username  = "_www"')
+        s.sub!(/^server\.groupname\s*=\s*".+"$/,'server.groupname = "_www"')
+        s.sub!(/^server\.event-handler\s*=\s*"linux-sysepoll"$/,'server.event-handler = "select"')
+        s.sub!(/^server\.network-backend\s*=\s*"linux-sendfile"$/,'server.network-backend = "writev"')
+
+        # "max-connections == max-fds/2",
+        # http://redmine.lighttpd.net/projects/1/wiki/Server_max-connectionsDetails
+        s.sub!(/^server\.max-connections = .+$/,'server.max-connections = ' + (MAX_FDS / 2).to_s())
+      end
+    end
+  end
+
+  def post_install
+    log_path.mkpath
+    www_path.mkpath
+    (www_path/'htdocs').mkpath
+    run_path.mkpath
+  end
+
+  def caveats; <<-EOS.undent
+    Docroot is: #{www_path}htdocs/
+
+    The default port has been set to 8080 so that lighttpd can run without sudo.
+
+    If you want to host pages on your local machine to the wider network you
+    can change the port to 80 in: #{config_path}lighttpd.conf
+
+    You will then need to run lighttpd as root: `sudo lighttpd -f #{config_path}lighttpd.conf`.
+    EOS
+  end
+
+  plist_options :manual => "lighttpd"
+
+  def plist; <<-EOS.undent
+    <?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>#{plist_name}</string>
+      <key>ProgramArguments</key>
+      <array>
+        <string>#{opt_prefix}/sbin/lighttpd</string>
+        <string>-D</string>
+        <string>-f</string>
+        <string>#{config_path}/lighttpd.conf</string>
+      </array>
+      <key>RunAtLoad</key>
+      <true/>
+      <key>KeepAlive</key>
+      <false/>
+      <key>WorkingDirectory</key>
+      <string>#{HOMEBREW_PREFIX}</string>
+      <key>StandardErrorPath</key>
+      <string>#{log_path}/output.log</string>
+      <key>StandardOutPath</key>
+      <string>#{log_path}/output.log</string>
+      <key>HardResourceLimits</key>
+      <dict>
+        <key>NumberOfFiles</key>
+        <integer>#{MAX_FDS}</integer>
+      </dict>
+      <key>SoftResourceLimits</key>
+      <dict>
+        <key>NumberOfFiles</key>
+        <integer>#{MAX_FDS}</integer>
+      </dict>
+    </dict>
+    </plist>
+    EOS
   end
 end