{"id":404,"date":"2012-02-29T01:13:56","date_gmt":"2012-02-29T01:13:56","guid":{"rendered":"http:\/\/joelinoff.com\/blog\/?p=404"},"modified":"2012-09-21T15:51:12","modified_gmt":"2012-09-21T15:51:12","slug":"bash-script-for-uniquely-identifying-linux-and-solaris-platforms","status":"publish","type":"post","link":"https:\/\/joelinoff.com\/blog\/?p=404","title":{"rendered":"Bash script for uniquely identifying linux and solaris platforms"},"content":{"rendered":"

This bash script creates a unique platform identifier string for linux (including cygwin) and solaris. It is useful for creating directory trees on network shared volumes that store data for different OS’s.
\n
\n[crayon lang=”bash” toolbar=”always” title=”get-platform.sh”]
\n#!\/bin\/bash
\n#
\n# Determine the current linux or solaris platform and output a unique
\n# identifier string. Includes cygwin support.
\n#
\n# It is useful for creating directory trees on network shared volumes
\n# that store data for different OS’s.
\n#
\n# Example:
\n# % export PATH=\/tools\/`~\/bin\/platform.sh`\/bin:”${PATH}”
\n#
\n# The format of the output is:
\n# –––
\n# ^ ^ ^ ^
\n# | | | +—– architecture: x86_64, i86pc, etc.
\n# | | +———– version: 5.5, 4.7
\n# | +—————— distribution: centos, rhel, nexentaos
\n# +————————- platform: linux, sunos
\n#<\/p>\n

# ================================================================
\n# Trim a string, remove internal spaces, convert to lower case.
\n# ================================================================
\nfunction get-platform-trim {
\n local s=$(echo “$1” | tr -d ‘[ \\t]’ | tr ‘A-Z’ ‘a-z’)
\n echo $s
\n}<\/p>\n

# ================================================================
\n# Get the platform root name.
\n# ================================================================
\nfunction get-platform-root
\n{
\n if which uname >\/dev\/null 2>&1 ; then
\n # Greg Moeller reported that the original code didn’t
\n # work because the -o option is not available on solaris.
\n # I modified the script to correctly identify that
\n # case and recover by using the -s option.
\n if uname -o >\/dev\/null 2>&1 ; then
\n # Linux distro
\n uname -o | tr ‘A-Z’ ‘a-z’
\n elif uname -s >\/dev\/null 2>&1 ; then
\n # Solaris variant
\n uname -s | tr ‘A-Z’ ‘a-z’
\n else
\n echo “unkown”
\n fi
\n else
\n echo “unkown”
\n fi
\n}<\/p>\n

# ================================================================
\n# Get the platform identifier.
\n# ================================================================
\nfunction get-platform
\n{
\n plat=$(get-platform-root)
\n case “$plat” in
\n “gnu\/linux”)
\n d=$(get-platform-trim “$(lsb_release -i)” | awk -F: ‘{print $2;}’)
\n r=$(get-platform-trim “$(lsb_release -r)” | awk -F: ‘{print $2;}’)
\n m=$(get-platform-trim “$(uname -m)”)
\n if [[ “$d” == “redhatenterprise”* ]] ; then
\n # Need a little help for Red Hat because
\n # they don’t make the minor version obvious.
\n d=”rhel_${d:16}” # keep the tail (e.g., es or client)
\n x=$(get-platform-trim “$(lsb_release -c)” | \\
\n awk -F: ‘{print $2;}’ | \\
\n sed -e ‘s\/[^0-9]\/\/g’)
\n r=”$r.$x”
\n fi
\n echo “linux-$d-$r-$m”
\n ;;
\n “cygwin”)
\n x=$(get-platform-trim “$(uname)”)
\n echo “linux-$x”
\n ;;
\n “sunos”)
\n d=$(get-platform-trim “$(uname -v)”)
\n r=$(get-platform-trim “$(uname -r)”)
\n m=$(get-platform-trim “$(uname -m)”)
\n echo “sunos-$d-$r-$m”
\n ;;
\n “unknown”)
\n echo “unk-unk-unk-unk”
\n ;;
\n *)
\n echo “$plat-unk-unk-unk”
\n ;;
\n esac
\n}<\/p>\n

# ================================================================
\n# main
\n# ================================================================
\nget-platform
\n[\/crayon]<\/p>\n","protected":false},"excerpt":{"rendered":"

This bash script creates a unique platform identifier string for linux (including cygwin) and solaris. It is useful for creating directory trees on network shared volumes that store data for different OS’s.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[15],"tags":[],"_links":{"self":[{"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/404"}],"collection":[{"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=404"}],"version-history":[{"count":10,"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/404\/revisions"}],"predecessor-version":[{"id":810,"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/404\/revisions\/810"}],"wp:attachment":[{"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/joelinoff.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}