gem-fixer

#!/usr/bin/env ruby

##
# SysFixer looks at your gems and advises you if any need fixing.
#
# To use SysFixer, you need rubygems 1.3.1
#
# You also need to install our gem:
# gem install sixarm_gemini --source http://gemcutter.org
#
# Contact: Joel Parker Henderson (joel@joelparkerhenderson.com)
# License: GPL
# Updated: 2015-01-25
##
set -euf -o pipefail

#require 'rubygems'
#require 'rubygems/rubygems_version'
#require 'rubygems/defaults'
#require 'rubygems/requirement'
require 'sixarm_gemini'

require 'pp'

class SysFixer

ADVICE='Advice: '
FOUND='Found: '
ISSUE='Issue: '
MATCH='Match: '

GEM_NAME_VERSIONING_ISSUE_ADVICE=<<END
actionmailer <=3.0.9 outdated => gem update rails
actionpack <=3.0.9 outdated => gem update rails
activerecord <=3.0.9 outdated => gem update rails
activerecord <=3.0.9 outdated => gem update rails
activeresource <=3.0.9 outdated => gem update rails
activesupport <=3.0.9 outdated => gem update rails
authlogic <1.3.7 is expired => update
bcrypt-ruby <2.1.2 outdated => update
binarylogic-searchlogic <2.3.2 outdated => update
bluecloth <2.0.5 outdated => update
builder <2.1.2 outdated => update especially for gemcutter
capistrano 2.5.1-2.5.2 bug with git deployment => update
capistrano <2.5.9 outdated => update
capybara <1.0.0 outdated => update
cucumber <1.0.0 outdated => update
cucumber-rails <1.0.2 outdated => update
fastercsv <=1.4.0 test fails due to missing gz file => update
facets <2.7.0 outdated => update
fastthread <1.0.7 outdated => update
gemcutter <0.1.6 outdated => update
gemini <1.0.4 is expired => gem install sixarm_gemini --source http://gemcutter.org (and change your code to do require 'sixarm_gemini')
gherkin <2.4.2 outdated => update
heckle <=1.4.1 doesnt pass --test => bug reported
highline <1.5.1 outdated => update
inherited_resources <0.9.2 outdated => update
json_pure <1.1.9 outdated => update
justinfrench-formtastic <0.2.0 outdated => update
mocha <0.9.8 outdated => update
mysql2 < 0.2.11 outdated => update
net-scp <1.0.2 outdated => update
net-sftp <2.0.2 outdated => update
net-ssh <2.0.15 outdated => update
net-ssh-gateway <1.0.1 outdated => update
open4 <0.9.6 outdated => update
passenger <2.2.2 outdated and bug with rack 1.0 conflict => update
passenger <2.2.5 bugs rack handling content length and short form posts => critical to update
rack <1.0.1 bugs with passenger => critical to update
rake <0.8.7 outdated => updated
ramp <1.8 outdated => gem install sixarm_ramp source http://gemcutter.org (and change your code to do require 'sixarm_ramp')
rails 2.0.0-2.1.2 security vulnerability in cross site request forgery. => Rails is a special case because there are incompatibilites among 2.0, 2.1, 2.2. Consider doing: gem uninstall rails; gem update rails
rails 2.2.0-2.2.1 security hole in cross site request forgery. => update
rails 2.3.0-2.3.2 outdated => update
rails 2.3.3 security hole in basic auth => update
rails 3.0.0-3.0.8 outdated => update
selenium-webdriver < 2.0.0 outdated => update
sqlite3-ruby <1.2.5 outdated => update
rubigen <1.5.1 is incompatible with current newgem gem => update
ryanb-acts-as-list <=0.1.2 test fails if you don't have sqlite3 => bug reported
sixarm_commander <1.0.1 outdated => update
sixarm_netica <1.0.5.9 outdated => update
sixarm_ramp * renamed => gem install sixarm_ruby_ramp
sixarm_ruby_active_record_migration_mock <1.0.6
sixarm_ruby_active_record_mock <1.4.6
sixarm_ruby_colorful <1.0.4 outdated => update
sixarm_ruby_current_user <1.4.6
sixarm_ruby_email_address_validation <1.2.2
sixarm_ruby_erb_util_extensions <1.0.8 outdated => update
sixarm_ruby_html <1.0.4 outdated => update
sixarm_ruby_migration_helper_extensions <1.0.6 outdated => update
sixarm_ruby_password_attribute <1.6.0
sixarm_ruby_password_text <1.2.0  outdated => update
sixarm_ruby_person_name <1.0.0  outdated => update
sixarm_ruby_ramp <2.0.4
sixarm_ruby_secure_random <1.1.4  outdated => update
sixarm_ruby_secure_token <1.0.2 outdated => update
sixarm_ruby_secure_token <1.3.0
sixarm_ruby_string_to_class <1.0.4
zilkey-active_hash <0.6.1 outdated => update
END

SYSTEM_VERSIONING_ISSUE_ADVICE=[
 ['ruby', "ruby --version", /(\d+\.\d+\.\d+)/, '0.0.0'..'1.8.5',"badly out of date","the rails team recommends ruby 1.8.7 available at www.ruby-lang.org"],
 ['ruby', "ruby --version", /(\d+\.\d+\.\d+)/, '1.8.6'..'1.8.6',"the rails team recommends ruby 1.8.7 to replace 1.8.6.","ruby 1.8.7 is available at www.ruby-lang.org"],
 ['gem', "gem --version", /(\d+\.\d+\.\d+)/, '0.0.0'..'1.3.1',"badly out of date","download from rubyforge.org -- caution that a simple gem update may *not* work and will fail silently, so it's better to get the source"],
 ['gem', "gem --version", /(\d+\.\d+\.\d+)/, '1.3.2'...'1.3.5',"outdated, some bugs","download from rubyforge.org, or as root run: gem udpate --system"],
 ['git', "git --version", /(\d+\.\d+\.\d+)/, '0.0.0'...'1.6.0',"badly out of date","download git from http://git-scm.org"],
 ['git', "git --version", /(\d+\.\d+\.\d+)/, '1.6.0'..'1.6.0',"1.6.0=>1.6.1 adds correct command exit codes","download git from http://git-scm.org"],
 ['git', "git --version", /(\d+\.\d+\.\d+\.\d+)/, '1.6.3.0'..'1.6.3.2',"update","download git from http://git-scm.org"],
 ['rake', "rake --version", /(\d+\.\d+\.\d+)/, '0.0.0'..'0.8.3',"has manage_gem issue and case-sensitivity problems","download from rake.rubyforge.org"],
 ['apache', "apache2 -v", /(\d+\.\d+\.\d+)/, '0.0.0'...'2.2.9',"older","update"]
]


 HR="-------------------------------------------------------------------------"

 def self.run
  out=[]
  out << self.check_system
  out << self.check_gems
  puts HR,"SysFixer Results",HR
  out.flatten!
  if out.size>0
   puts out.join("\n")
  else
   puts "Good news, everything that we know about is fine."
  end
 end

 protected

 def self.check_system
  out=[]
  SYSTEM_VERSIONING_ISSUE_ADVICE.each{|check|
   name,cmd,regex,versioning,issue,advice=check
   if result=`#{cmd}`.chomp
    if match=result.match(regex)
     if version=match[0]
      if versioning.include? version
       out << name
       out << FOUND + result
       out << ISSUE + "#{name} #{versioning} #{issue}"
       out << ADVICE + advice
       out << HR
      end
     end
    end
   end
  }
  return out
 end


 def self.check_gems
  out=[]
  GEM_NAME_VERSIONING_ISSUE_ADVICE.each{|line|
   name,versioning,issue,advice=parse_gem_line_to_gem_info(line)
   if name
    out << check_gem(name,versioning_to_requirements(versioning),issue,advice)
   end
  }
  return out
 end


def self.check_gem(name,version_requirements,issue,advice)
  gemspecs = Gemini.find(:name=>name,:version=>version_requirements)

  return [] if (!gemspecs or gemspecs.size==0)

  out=[]

  out << "#{name}"
  Gemini.find(:name=>name).each{|g|
   out << FOUND + "#{g.name} #{g.version}"
  }

  out << "Issue: #{name} #{version_requirements} #{issue}"
  gemspecs.each{|gemspec|
   out << "Match: #{name} #{gemspec.version}"
  }

  sufficient_gemspecs = []
  if advice=~/^update (\S*\d\.\d.\d)$/
   update_version=$1
   sufficient_gemspecs = Gemini.find(:name=>name,:version=>Gem::Requirement.create(update_version))
  end

  if update_version
   if sufficient_gemspecs.size>0
    sufficient=true
    uninstall=true
   else
    if gemspecs.size>1
     uninstall=true
     install=true
    else
     update=true
    end
   end
  else
   raw=true
  end

  if sufficient
   out << ADVICE + "you already have #{name} " + sufficient_gemspecs.map{|g| g.version.to_s}.join(',')
  end

  if uninstall
   gemspecs.each{|gemspec|
    out << ADVICE + "gem uninstall #{name} --version '#{gemspec.version}'"
   }
  end

  if update
   out << ADVICE + "gem update #{name} --test"
  end

  if install
   out << ADVICE + "gem install #{name} --version '#{advice}' --test"
  end

  if raw
   out << ADVICE + advice
  end

  out << HR
  return out

 end

 def self.parse_gem_line_to_gem_info(line)
  if line=~/^\s*(\w\S*)\s+(\S+)\s*?(.*?)\s+=>\s+(.+)$/
   name=$1
   versioning=$2
   issue=$3
   advice=$4
    if advice=='update' then advice="update #{versioning_to_update_requirements(versioning)}" end
   return name,versioning,issue,advice
  else
   return nil
  end
 end


 def self.versioning_to_requirements(versioning_string)
  if versioning_string=~/^(\d\.\d\.\d)-(\d\.\d\.\d)$/
   v=[">=#{$1}","<=#{$2}"]
  else
   v=versioning_string.split(',')
  end
  return Gem::Requirement.create(v)
 end


 def self.versioning_to_update_requirements(versioning_string)
  if versioning_string=~/-/ then return '>'+$' end
  if versioning_string=~/^<=/ then return '>'+$' end
  if versioning_string=~/^</ then return '>='+$' end
 end


end

SysFixer.run