Many thanx to John Alberts whom created this script.<\/p>\n
I found this invaluable while working with Metasploit.<\/p>\n
Originally from: https:\/\/raw.github.com\/albertsj1\/Misc-Scripts\/master\/install_gems.sh<\/a><\/p>\n <\/p>\n Many thanx to John!<\/p>\n","protected":false},"excerpt":{"rendered":" Many thanx to John Alberts whom created this script. I found this invaluable while working with Metasploit. Originally from: https:\/\/raw.github.com\/albertsj1\/Misc-Scripts\/master\/install_gems.sh #!\/bin\/sh ######################################## # Created by John Alberts # Last modified: 04\/21\/2011 # # Error Codes: # 1 – Not running as root # 2 – Invalid hostname # 3 – Failed to get remove … Continue reading Updating Ruby in Centos 5.X<\/span> \r\n#!\/bin\/sh\r\n\r\n########################################\r\n# Created by John Alberts\r\n# Last modified: 04\/21\/2011\r\n#\r\n# Error Codes:\r\n# 1 - Not running as root\r\n# 2 - Invalid hostname\r\n# 3 - Failed to get remove Ruby OS packages\r\n# 4 - Failed to compile and install Ruby\r\n#\r\n# NOTES:\r\n# This only works on CentOS 5. Only tested on x86_64\r\n#\r\n#########################################\r\n\r\n#RUBY_SOURCE_URL=\"ftp:\/\/ftp.ruby-lang.org\/pub\/ruby\/1.9\/ruby-1.9.2-p136.tar.gz\"\r\nRUBY_SOURCE_URL=\"http:\/\/ftp.ruby-lang.org\/pub\/ruby\/1.9\/ruby-1.9.2-p180.tar.gz\"\r\n# The below URL only works from within the exlibrisgroup network. Anyone else should use the URL above.\r\n# RUBY_SOURCE_URL=\"https:\/\/helpdesk.hosted.exlibrisgroup.com\/downloads\/ruby-1.9.2-p180.tar.gz\"\r\n\r\nif ! ( whoami | grep root > \/dev\/null 2>&1); then\r\n echo \"YOU MUST BE ROOT TO RUN THIS SCRIPT\"'!'\r\n exit 1\r\nfi\r\n\r\nif ! ( ping -c1 -q `hostname -f` > \/dev\/null 2>&1 ); then\r\n echo \"hostname -f must be a valid fqdn for Chef to work properly\"'!'\r\n exit 2\r\nfi\r\n\r\necho \"Removing already installed Ruby OS packages...\"\r\nPKGLIST=\"$(yum list | grep installed | grep ruby | sed -n 's\/\\([^.]*\\)\\.\\(x86_64\\|i386\\).*$\/\\1\/p' | tr '\\n' ' ')\"\r\nif [[ $PKGLIST != \"\" ]]; then\r\n yum -y erase $PKGLIST\r\n RETVAL=$?\r\nelse\r\n RETVAL=0\r\nfi\r\n\r\necho;echo\r\nif [[ ${RETVAL} -ne 0 ]]; then\r\n echo \"Failed to remove Ruby OS packages\"'!'\r\n exit 3\r\nfi\r\n\r\necho \"Installing Ruby and dependencies...\"\r\nyum -y install gcc gcc-c++ zlib-devel openssl-devel readline-devel make\r\n\r\nmkdir \/tmp\/sources\r\ncd \/tmp\/sources\r\n\r\n# Get # cpu's to make this faster\r\nif [[ ! $CPUS ]]; then\r\n CPUS=\"$(grep processor \/proc\/cpuinfo | wc -l)\"\r\nfi\r\n\r\nwget \"${RUBY_SOURCE_URL}\"\r\ntar -xvzf $(basename ${RUBY_SOURCE_URL})\r\ncd $(basename ${RUBY_SOURCE_URL\/.tar.gz})\r\n.\/configure\r\nmake -j $CPUS\r\nmake -j $CPUS install\r\nRETVAL=$?\r\n\r\necho;echo\r\n\r\nif [[ ${RETVAL} -ne 0 ]]; then\r\n echo \"RUBY INSTALLATION FAILED\"'!'\r\n exit 4\r\nfi\r\n\r\necho 'gem: --no-ri --no-rdoc' > \/root\/.gemrc\r\n\r\necho \"Installation completed.\"\r\n<\/pre>\n