homebrew-core/Formula/sshguard.rb
Tobias Muellerleile dbfb169003 sshguard: fix caveats (pf rule blocking all inbound ssh traffic)
Closes Homebrew/homebrew#28327.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
2014-04-11 07:37:34 -07:00

68 lines
2 KiB
Ruby

require 'formula'
class Sshguard < Formula
homepage 'http://www.sshguard.net/'
url 'https://downloads.sourceforge.net/project/sshguard/sshguard/sshguard-1.5/sshguard-1.5.tar.bz2'
sha1 'f8f713bfb3f5c9877b34f6821426a22a7eec8df3'
# Fix blacklist flag (-b) so that it doesn't abort on first usage.
# Upstream bug report:
# http://sourceforge.net/tracker/?func=detail&aid=3252151&group_id=188282&atid=924685
patch do
url "https://sourceforge.net/tracker/download.php?group_id=188282&atid=924685&file_id=405677&aid=3252151"
sha1 "68cd0910d310e4d23e7752dee1b077ccfe715c0b"
end
def install
system "./configure", "--disable-debug",
"--disable-dependency-tracking",
"--prefix=#{prefix}",
"--with-firewall=#{firewall}"
system "make install"
end
def firewall
MacOS.version >= :lion ? "pf" : "ipfw"
end
def log_path
MacOS.version >= :lion ? "/var/log/system.log" : "/var/log/secure.log"
end
def caveats
if MacOS.version >= :lion then <<-EOS.undent
Add the following lines to /etc/pf.conf to block entries in the sshguard
table (replace $ext_if with your WAN interface):
table <sshguard> persist
block in quick on $ext_if proto tcp from <sshguard> to any port 22 label "ssh bruteforce"
Then run sudo pfctl -f /etc/pf.conf to reload the rules.
EOS
end
end
plist_options :startup => true
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>KeepAlive</key>
<true/>
<key>ProgramArguments</key>
<array>
<string>#{opt_sbin}/sshguard</string>
<string>-l</string>
<string>#{log_path}</string>
</array>
<key>RunAtLoad</key>
<true/>
</dict>
</plist>
EOS
end
end