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Improve detection logic for CentOS/Alpine/AIX/FreeBSD

This commit is contained in:
Herbert Valerio Riedel 2018-11-27 00:39:22 +01:00
parent d900d0b10c
commit 18d393cfba
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GPG Key ID: BA3CBA3FFE22B574
1 changed files with 70 additions and 5 deletions
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@ -534,6 +534,7 @@ check_required_commands() {
# @DESCRIPTION:
# Gets the current distro identifier following
# https://unix.stackexchange.com/a/6348
# (see also http://linuxmafia.com/faq/Admin/release-files.html)
# @STDOUT: current distro identifier
get_distro_name() {
if [ -f /etc/os-release ]; then
@ -549,6 +550,23 @@ get_distro_name() {
# shellcheck disable=SC1091
. /etc/lsb-release
printf "%s" "$DISTRIB_ID"
elif [ -f /etc/redhat-release ]; then
case "$(cat /etc/redhat-release)" in
# Older CentOS releases didn't have a /etc/centos-release file
"CentOS release "*)
printf "CentOS"
;;
"CentOS Linux release "*)
printf "CentOS Linux"
;;
"Fedora release "*)
printf "Fedora"
;;
# Fallback to uname
*)
printf "%s" "$(uname -s)"
;;
esac
elif [ -f /etc/debian_version ]; then
# Older Debian/Ubuntu/etc.
printf "Debian"
@ -577,12 +595,37 @@ get_distro_ver() {
# shellcheck disable=SC1091
. /etc/lsb-release
printf "%s" "$DISTRIB_RELEASE"
elif [ -f /etc/redhat-release ]; then
case "$(cat /etc/redhat-release)" in
# NB: Older CentOS releases didn't have a /etc/centos-release file
"CentOS release "*|"Fedora release "*)
printf "%s" "$(awk 'NR==1 { split($3, a, "."); print a[1] }' /etc/redhat-release)"
;;
"CentOS Linux release "*)
printf "%s" "$(awk 'NR==1 { split($4, a, "."); print a[1] }' /etc/redhat-release)"
;;
# Fallback to uname
*)
printf "%s" "$(uname -r)"
;;
esac
elif [ -f /etc/debian_version ]; then
# Older Debian/Ubuntu/etc.
printf "%s" "$(cat /etc/debian_version)"
else
# Fall back to uname, e.g. "Linux <version>", also works for BSD, etc.
printf "%s" "$(uname -r)"
case "$(uname -s)" in
AIX)
printf "%s" "$(uname -v)"
;;
FreeBSD)
# we only care about the numeric version part left of
# the '-' in "11.2-RELEASE".
printf "%s" "$(uname -r | cut -d - -f 1)"
;;
*)
# Fall back to uname, e.g. "Linux <version>", also works for BSD, etc.
printf "%s" "$(uname -r)"
esac
fi
}
@ -596,15 +639,28 @@ get_arch() {
myarch=$(uname -m)
case "${myarch}" in
x86_64)
x86_64|amd64)
printf "x86_64" # or AMD64 or Intel64 or whatever
;;
i*86)
printf "i386" # or IA32 or Intel32 or whatever
;;
*)
die "Cannot figure out architecture (was: ${myarch})"
;;
case "$(uname -s)" in
AIX)
case "$(uname -p)" in
powerpc)
printf "powerpc"
;;
*)
die "Cannot figure out architecture on AIX (was: ${myarch})"
;;
esac
;;
*)
die "Cannot figure out architecture (was: ${myarch})"
;;
esac
esac
unset myarch
@ -880,6 +936,15 @@ get_distro_alias() {
"CentOS Linux"|"CentOS"|"centos")
distro_alias=centos
;;
"Alpine Linux"|"Alpine")
distro_alias=alpine
;;
"AIX")
distro_alias=aix
;;
"FreeBSD")
distro_alias=freebsd
;;
"Darwin")
distro_alias=darwin
;;