httpd: import from homebrew/apache.

Closes #17726.

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

Aliases/apache-httpd

@@ -0,0 +1 @@
+../Formula/httpd.rb

Aliases/apache2

@@ -0,0 +1 @@
+../Formula/httpd.rb

Formula/httpd.rb

@@ -0,0 +1,119 @@
+class Httpd < Formula
+  desc "Apache HTTP server"
+  homepage "https://httpd.apache.org/"
+  url "https://www.apache.org/dyn/closer.cgi?path=httpd/httpd-2.4.27.tar.bz2"
+  sha256 "71fcc128238a690515bd8174d5330a5309161ef314a326ae45c7c15ed139c13a"
+  revision 1
+
+  bottle do
+    sha256 "d35e67ae745053cda23273a520ead6bde506ec8082057edcd3185c9e36eae483" => :sierra
+    sha256 "4ea7056d6c08f9cf49507869aa8c78e3522c601d87b3347d31561ba05b33d41c" => :el_capitan
+    sha256 "e6ae5c4d38b40bcf3d85877ac117a1ea048de774edec3c2b0ff714bc01a6d40a" => :yosemite
+  end
+
+  depends_on "apr"
+  depends_on "apr-util"
+  depends_on "nghttp2"
+  depends_on "openssl"
+  depends_on "pcre"
+
+  def install
+    # use Slackware-FHS layout as it's closest to what we want.
+    # these values cannot be passed directly to configure, unfortunately.
+    inreplace "config.layout" do |s|
+      s.gsub! "${datadir}/cgi-bin", "#{pkgshare}/cgi-bin"
+      s.gsub! "${datadir}/error",   "#{pkgshare}/error"
+      s.gsub! "${datadir}/htdocs",  "#{pkgshare}/htdocs"
+      s.gsub! "${datadir}/icons",   "#{pkgshare}/icons"
+    end
+
+    system "./configure", "--enable-layout=Slackware-FHS",
+                          "--prefix=#{prefix}",
+                          "--sbindir=#{bin}",
+                          "--mandir=#{man}",
+                          "--sysconfdir=#{etc}/httpd",
+                          "--datadir=#{var}/www",
+                          "--localstatedir=#{var}",
+                          "--enable-mods-shared=all",
+                          "--enable-pie",
+                          "--with-port=8080",
+                          "--with-sslport=8443",
+                          "--with-apr=#{Formula["apr"].opt_prefix}",
+                          "--with-apr-util=#{Formula["apr-util"].opt_prefix}",
+                          "--with-nghttp2=#{Formula["nghttp2"].opt_prefix}",
+                          "--with-ssl=#{Formula["openssl"].opt_prefix}",
+                          "--with-pcre=#{Formula["pcre"].opt_prefix}"
+    system "make", "install"
+
+    # remove non-executable files in bin dir (for brew audit)
+    rm bin/"envvars"
+    rm bin/"envvars-std"
+
+    # avoid using Cellar paths
+    inreplace %W[
+      #{lib}/httpd/build/config_vars.mk
+      #{include}/httpd/ap_config_layout.h
+    ] do |s|
+      s.gsub! "#{lib}/httpd/modules", "#{HOMEBREW_PREFIX}/lib/httpd/modules"
+      s.gsub! prefix, opt_prefix
+    end
+    inreplace "#{lib}/httpd/build/config_vars.mk" do |s|
+      pcre = Formula["pcre"]
+      s.gsub! pcre.prefix.realpath, pcre.opt_prefix
+      s.gsub! "${prefix}/lib/httpd/modules",
+              "#{HOMEBREW_PREFIX}/lib/httpd/modules"
+    end
+  end
+
+  def post_install
+    (var/"cache/httpd").mkpath
+    (var/"www").mkpath
+  end
+
+  plist_options :manual => "apachectl start"
+
+  def plist; <<-EOS.undent
+    <?xml version="1.0" encoding="UTF-8"?>
+    <!DOCTYPE plist PUBLIC "-//Apple Computer//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_bin}/httpd</string>
+        <string>-D</string>
+        <string>FOREGROUND</string>
+      </array>
+      <key>RunAtLoad</key>
+      <true/>
+    </dict>
+    </plist>
+    EOS
+  end
+
+  test do
+    begin
+      expected_output = "Hello world!"
+      (testpath/"index.html").write expected_output
+      (testpath/"httpd.conf").write <<-EOS.undent
+        Listen 8080
+        DocumentRoot "#{testpath}"
+        ErrorLog "#{testpath}/httpd-error.log"
+        LoadModule authz_core_module #{lib}/httpd/modules/mod_authz_core.so
+        LoadModule unixd_module #{lib}/httpd/modules/mod_unixd.so
+        LoadModule dir_module #{lib}/httpd/modules/mod_dir.so
+      EOS
+
+      pid = fork do
+        exec bin/"httpd", "-DFOREGROUND", "-f", "#{testpath}/httpd.conf"
+      end
+      sleep 3
+
+      assert_match expected_output, shell_output("curl 127.0.0.1:8080")
+    ensure
+      Process.kill("TERM", pid)
+      Process.wait(pid)
+    end
+  end
+end

formula_renames.json

@@ -77,6 +77,7 @@
   "gtef": "tepl",
   "hamsterdb": "upscaledb",
   "heroku-toolbelt": "heroku",
+  "httpd24": "httpd",
   "influxdb08": "influxdb@0.8",
   "isl011": "isl@0.11",
   "isl012": "isl@0.12",