mirror of
https://github.com/docker/docker-bench-security.git
synced 2025-01-18 16:22:33 +01:00
38 lines
1.2 KiB
Bash
38 lines
1.2 KiB
Bash
#!/bin/sh
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# Returns the absolute path of a given string
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abspath () { case "$1" in /*)printf "%s\n" "$1";; *)printf "%s\n" "$PWD/$1";; esac; }
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# Compares versions of software of the format X.Y.Z
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do_version_check() {
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[ "$1" = "$2" ] && return 10
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ver1front=$(printf "%s" "$1" | cut -d "." -f -1)
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ver1back=$(printf "%s" "$1" | cut -d "." -f 2-)
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ver2front=$(printf "%s" "$2" | cut -d "." -f -1)
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ver2back=$(printf "%s" "$2" | cut -d "." -f 2-)
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if [ "$ver1front" != "$1" ] || [ "$ver2front" != "$2" ]; then
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[ "$ver1front" -gt "$ver2front" ] && return 11
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[ "$ver1front" -lt "$ver2front" ] && return 9
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[ "$ver1front" = "$1" ] || [ -z "$ver1back" ] && ver1back=0
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[ "$ver2front" = "$2" ] || [ -z "$ver2back" ] && ver2back=0
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do_version_check "$ver1back" "$ver2back"
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return $?
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else
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[ "$1" -gt "$2" ] && return 11 || return 9
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fi
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}
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# Compares two strings and returns 0 if the second is a substring of the first
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contains() {
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string="$1"
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substring="$2"
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if [ "${string#*$substring}" != "$string" ]
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then
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return 0 # $substring is in $string
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else
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return 1 # $substring is not in $string
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fi
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}
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