385 lines
14 KiB
Bash
385 lines
14 KiB
Bash
##@cooked comments # -*- coding: utf-8 mode: sh -*- vim:sw=4:sts=4:et:ai:si:sta:fenc=utf-8
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## Gestion des informations sur l'hôte local
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##@cooked nocomments
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##@require base
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uprovide sysinfos
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urequire base
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################################################################################
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## Informations sur le système local
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## type de système
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# attention: dans SYSNAMES et *_SYSDISTS, les noms doivent être ordonnés du
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# moins spécifique au plus spécifique
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SYSNAMES=(linux linux64 linux32 linuxppc64 linuxppc32 linuxarm macosx)
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linux_SYSDISTS=(debianlike debian ubuntu redhatlike rhel fedora centos suse gentoo)
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linux32_SYSDISTS=(debianlike debian ubuntu redhatlike rhel fedora centos suse gentoo)
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linux64_SYSDISTS=(debianlike debian ubuntu redhatlike rhel fedora centos suse gentoo)
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linuxppc32_SYSDISTS=(debianlike debian ubuntu redhatlike fedora)
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linuxppc64_SYSDISTS=(debianlike debian ubuntu redhatlike fedora)
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linuxarm_SYSDISTS=(debianlike debian ubuntu)
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macosx_SYSDISTS=(lion snowleopard leopard tiger panther)
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SYSDIST_ALIASES=(
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10.7=lion 10.6=snowleopard 10.5=leopard 10.4=tiger 10.3=panther
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)
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# attention: dans *_SYSVERS, les noms doivent être ordonnés du plus récent au
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# moins récent
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debianlike_SYSVERS=()
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debian_SYSVERS=(wheezy squeeze lenny etch)
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ubuntu_SYSVERS=(oneiric natty maverick lucid karmic jaunty intrepid hardy)
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redhatlike_SYSVERS=()
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rhel_SYSVERS=(rhel6 rhel5 rhel4 redhat6 redhat5 redhat4)
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fedora_SYSVERS=(fedora14 fedora13 fedora12 fedora11)
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centos_SYSVERS=(centos6 centos5 centos4 redhat6 redhat5 redhat4)
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suse_SYSVERS=()
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gentoo_SYSVERS=()
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SYSVER_ALIASES=(
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7=wheezy 6=squeeze 5=lenny 4=etch
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11.10=oneiric 11.04=natty 10.10=maverick 10.04=lucid 9.10=karmic 9.04=jaunty 8.10=intrepid 8.04=hardy
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)
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function __setup_ALL_SYSvars() {
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local s ds d fs f
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ALL_SYSDISTS=()
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for s in "${SYSNAMES[@]}"; do
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array_copy ds "${s}_SYSDISTS"
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for d in "${ds[@]}"; do
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array_set ALL_SYSDISTS "$d"
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done
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done
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ALL_SYSVERS=()
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for d in "${ALL_SYSDISTS[@]}"; do
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array_copy fs "${d}_SYSVERS"
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for f in "${fs[@]}"; do
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# les valeurs sont poussés vers la fin si elles existent déjà
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array_contains ALL_SYSVERS "$f" && array_del ALL_SYSVERS "$f"
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array_add ALL_SYSVERS "$f"
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done
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done
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}
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__setup_ALL_SYSvars
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unset -f __setup_ALL_SYSvars
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MYSYSNAME=()
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MYBITS=
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MYSYSDIST=()
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MYSYSVER=()
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if [ "$UNAME_SYSTEM" == "Linux" ]; then
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case "$UNAME_MACHINE" in
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x86_64)
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MYSYSNAME=(linux64 linux)
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MYBITS=64
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;;
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i386|i586|i686)
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MYSYSNAME=(linux32 linux)
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MYBITS=32
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;;
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ppc)
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MYSYSNAME=(linuxppc32 linuxppc linux)
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MYBITS=32
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;;
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ppc64)
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MYSYSNAME=(linuxppc64 linuxppc linux)
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MYBITS=64
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;;
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arm*)
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MYSYSNAME=(linuxarm linux)
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;;
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*)
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MYSYSNAME=(linux)
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;;
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esac
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if [ -f /etc/debian_version ]; then
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case "$(</etc/debian_version)" in
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7*|wheezy*) MYSYSDIST=(debian debianlike); MYSYSVER=(wheezy);;
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6*|squeeze*) MYSYSDIST=(debian debianlike); MYSYSVER=(squeeze);;
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5*) MYSYSDIST=(debian debianlike); MYSYSVER=(lenny);;
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4*) MYSYSDIST=(debian debianlike); MYSYSVER=(etch);;
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*) MYSYSDIST=(debianlike);;
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esac
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elif [ -f /etc/gentoo-release ]; then
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MYSYSDIST=(gentoo)
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elif [ -f /etc/redhat-release ]; then
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case "$(</etc/redhat-release)" in
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Fedora*) MYSYSDIST=(fedora redhatlike);;
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Red*Hat*Enterprise*Linux*) MYSYSDIST=(rhel redhatlike);;
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CentOS*) MYSYSDIST=(centos redhatlike);;
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*) MYSYSDIST=(redhatlike);;
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esac
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case "$(</etc/redhat-release)" in
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Fedora*14*) MYSYSVER=(fedora14);;
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Fedora*13*) MYSYSVER=(fedora13);;
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Fedora*12*) MYSYSVER=(fedora12);;
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Fedora*11*) MYSYSVER=(fedora11);;
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Red*Hat*Enterprise*Linux*release\ 6*) MYSYSVER=(rhel6 redhat6);;
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Red*Hat*Enterprise*Linux*release\ 5*) MYSYSVER=(rhel5 redhat5);;
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Red*Hat*Enterprise*Linux*release\ 4*) MYSYSVER=(rhel4 redhat4);;
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CentOS*release\ 6*) MYSYSVER=(centos6 redhat6);;
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CentOS*release\ 5*) MYSYSVER=(centos5 redhat5);;
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CentOS*release\ 4*) MYSYSVER=(centos4 redhat4);;
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esac
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fi
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elif [ "$UNAME_SYSTEM" == "Darwin" ]; then
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function get_macosx_version() {
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local i
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for i in /System/Library/Frameworks/CoreServices.framework/Frameworks/Metadata.framework/Resources/version.plist /System/Library/Frameworks/CoreServices.framework/Resources/version.plist; do
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if [ -f "$i" ]; then
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grep -A 1 CFBundleShortVersionString "$i" | grep string | sed 's/.*<string>//g
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s/<\/string>.*$//g'
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break
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fi
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done
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}
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MYSYSNAME=(macosx darwin)
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case "$(get_macosx_version)" in
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10.7*) MYSYSDIST=(lion);;
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10.6*) MYSYSDIST=(snowleopard);;
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10.5*) MYSYSDIST=(leopard);;
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10.4*) MYSYSDIST=(tiger);;
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10.3*) MYSYSDIST=(panther);;
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esac
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fi
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if [ -n "$UTOOLS_CHROOT" ]; then
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# Dans un chroot, il est possible de forcer les valeurs
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[ -n "$UTOOLS_SYSNAME" ] && eval "MYSYSNAME=($UTOOLS_SYSNAME)"
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[ -n "$UTOOLS_BITS" ] && eval "MYBITS=$UTOOLS_BITS"
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[ -n "$UTOOLS_SYSDIST" ] && eval "MYSYSDIST=($UTOOLS_SYSDIST)"
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[ -n "$UTOOLS_SYSVER" ] && eval "MYSYSVER=($UTOOLS_SYSVER)"
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fi
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function __get_sysdist_alias() {
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if ! array_contains ALL_SYSDISTS "$1"; then
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local nd n d
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for nd in "${SYSDIST_ALIASES[@]}"; do
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splitvar "$nd" n d
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if [ "$n" == "$1" ]; then
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echo "$d"
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return
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fi
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done
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fi
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echo "$1"
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}
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function __get_sysver_alias() {
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if ! array_contains ALL_SYSVERS "$1"; then
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local nv n v
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for nv in "${SYSVER_ALIASES[@]}"; do
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splitvar "$nv" n v
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if [ "$n" == "$1" ]; then
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echo "$v"
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return
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fi
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done
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fi
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echo "$1"
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}
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function __fix_sysinfos_upward() {
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local sysname_ sysdists_ sysdist_ sysvers_ sysver_
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if [ -z "${!sysnamevar_}" ]; then
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if [ -z "${!sysdistvar_}" ]; then
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[ -z "${!sysvervar_}" ] && return
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# essayer de déterminer !sysdistvar_ à partir de !sysvervar_
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for sysname_ in "${SYSNAMES[@]}"; do
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array_copy sysdists_ "${sysname_}_SYSDISTS"
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for sysdist_ in "${sysdists_[@]}"; do
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array_copy sysvers_ "${sysdist_}_SYSVERS"
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for sysver_ in "${sysvers_[@]}"; do
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if [ "$sysver_" == "${!sysvervar_}" ]; then
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set_var "$sysdistvar_" "$sysdist_"
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set_var "$sysnamevar_" "$sysname_"
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return
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fi
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done
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done
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done
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fi
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[ -z "${!sysdistvar_}" ] && return 0
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# essayer de déterminer !sysnamevar_ à partir de !sysdistvar_
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for sysname_ in "${SYSNAMES[@]}"; do
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array_copy sysdists_ "${sysname_}_SYSDISTS"
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for sysdist_ in "${sysdists_[@]}"; do
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if [ "$sysdist_" == "${!sysdistvar_}" ]; then
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set_var "$sysnamevar_" "$sysname_"
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return
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fi
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done
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done
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fi
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}
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function __fix_sysinfos_downward() {
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local sysname_ sysdist_ sysver_
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# si !sysnamevar_ n'est pas défini, on ne peut rien faire
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[ -z "${!sysnamevar_}" ] && return
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if [ -z "${!sysdistvar_}" ]; then
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# essayer de déterminer !sysdistvar_ à partir de !sysnamevar_
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array_copy sysdists_ "${!sysnamevar_}_SYSDISTS"
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for sysdist_ in "${sysdists_[@]}"; do
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set_var "$sysdistvar_" "$sysdist_"
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break
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done
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fi
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[ -z "${!sysdistvar_}" ] && return
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if [ -z "${!sysvervar_}" ]; then
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# essayer de déterminer !sysvervar_ à partir de !sysdistvar_
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array_copy sysvers_ "${sysdistvar_}_SYSVERS"
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for sysver_ in "${sysvers_[@]}"; do
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set_var "$sysvervar_" "$sysver_"
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break
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done
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fi
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#[ -z "${!sysvervar_}" ] && return
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}
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function ensure_sysinfos() {
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# Essayer de déterminer les valeurs des variables $1(=SYSNAME), $2(=SYSDIST)
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# et $3(=SYSVER) en fonction des valeurs des autres. Cette fonction est à
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# utiliser quand on récupère cette information de la part de l'utilisateur,
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# et qu'il faut compléter
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local sysnamevar_="${1:-SYSNAME}"
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local sysdistvar_="${2:-SYSDIST}"
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local sysvervar_="${3:-SYSVER}"
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[ -n "${!sysdistvar_}" ] && set_var "$sysdistvar_" "$(__get_sysdist_alias "${!sysdistvar_}")"
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[ -n "${!sysvervar_}" ] && set_var "$sysvervar_" "$(__get_sysver_alias "${!sysvervar_}")"
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__fix_sysinfos_upward
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__fix_sysinfos_downward
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}
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function check_sysinfos() {
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# Tester si le système courant ($MYSYSNAME, $MYSYSDIST, $MYSYSVER, $MYBITS)
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# correspond à au moins un des arguments.
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# Les options -s, -d, -v, -b permettent respectivement de vérifier le
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# système, la distribution, la version et le nombre de bits. Il est possible
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# de spécifier plusieurs tests à effectuer, e.g.:
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# check_sysinfos -d debian ubuntu -b 64
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# pour tester si l'on est sur une distribution debian ou ubuntu *et* sur un
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# système 64 bits
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# Avec l'option -v, il est possible de suffixer la valeur avec + ou - selon
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# que l'on veut toutes les versions situées après ou avant la version
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# spécifiée. Attention, à cause d'une limitation de l'implémentation, il
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# faut alors impérativement filtrer aussi sur la distribution, e.g:
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# check_sysinfo -d debian -v lenny+
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# pour tester si on est en lenny ou en squeeze.
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# De même, l'option -d accepte aussi de suffixer la valeur avec + ou -, mais
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# cela n'a actuellement de sens qu'avec les version de MacOS X. Il faut
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# aussi impérativement filtrer sur le système, e.g:
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# check_sysinfos -s macosx -d 10.5+
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local sysnamevar_="MYSYSNAME"
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local sysdistvar_="MYSYSDIST"
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local sysvervar_="MYSYSVER"
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local bitsvar_="MYBITS"
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local check_=sysname r_=0
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while [ -n "$1" ]; do
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if [[ "$1" == -* ]]; then
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[ "$1" == "-S" ] && { sysnamevar_="$2"; shift 2; continue; }
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[ "$1" == "-D" ] && { sysdistvar_="$2"; shift 2; continue; }
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[ "$1" == "-V" ] && { sysvervar_="$2"; shift 2; continue; }
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[ "$1" == "-B" ] && { bitsvar_="$2"; shift 2; continue; }
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[ "$r_" == "1" ] && break
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[ "$1" == "-s" ] && check_=sysname
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[ "$1" == "-d" ] && check_=sysdist
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[ "$1" == "-v" ] && check_=sysver
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[ "$1" == "-b" ] && check_=bits
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r_=1
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shift
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continue
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fi
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if [ "$check_" == "sysname" ]; then
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if array_contains "$sysnamevar_" "$1"; then
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r_=0
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check_=skip
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fi
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elif [ "$check_" == "sysdist" ]; then
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local mode_=exact value_="$1"
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if [ "${value_%+}" != "$value_" ]; then
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mode_=after
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value_="${value_%+}"
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elif [ "${value_%-}" != "$value_" ]; then
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mode_=before
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value_="${value_%-}"
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fi
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value_="$(__get_sysdist_alias "$value_")"
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if [ "$mode_" == "exact" ]; then
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if array_contains "$sysdistvar_" "$value_"; then
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r_=0
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check_=skip
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fi
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elif [ "$mode_" == "after" ]; then
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local sysdist_
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for sysdist_ in "${ALL_SYSDISTS[@]}"; do
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if array_contains "$sysdistvar_" "$sysdist_"; then
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r_=0
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check_=skip
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elif [ "$sysdist_" == "$value_" ]; then
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break
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fi
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done
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elif [ "$mode_" == "before" ]; then
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local sysdist_ found_
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for sysdist_ in "${ALL_SYSDISTS[@]}"; do
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[ "$sysdist_" == "$value_" ] && found_=1
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if [ -n "$found_" ]; then
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if array_contains "$sysdistvar_" "$sysdist_"; then
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r_=0
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check_=skip
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break
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fi
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fi
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done
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fi
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elif [ "$check_" == "sysver" ]; then
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local mode_=exact value_="$1"
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if [ "${value_%+}" != "$value_" ]; then
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mode_=after
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value_="${value_%+}"
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elif [ "${value_%-}" != "$value_" ]; then
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mode_=before
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value_="${value_%-}"
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fi
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value_="$(__get_sysver_alias "$value_")"
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if [ "$mode_" == "exact" ]; then
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if array_contains "$sysvervar_" "$value_"; then
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r_=0
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check_=skip
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fi
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elif [ "$mode_" == "after" ]; then
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local sysver_
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for sysver_ in "${ALL_SYSVERS[@]}"; do
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if array_contains "$sysvervar_" "$sysver_"; then
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r_=0
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check_=skip
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elif [ "$sysver_" == "$value_" ]; then
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break
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fi
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done
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elif [ "$mode_" == "before" ]; then
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local sysver_ found_
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for sysver_ in "${ALL_SYSVERS[@]}"; do
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[ "$sysver_" == "$value_" ] && found_=1
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if [ -n "$found_" ]; then
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if array_contains "$sysvervar_" "$sysver_"; then
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r_=0
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check_=skip
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break
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fi
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fi
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done
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fi
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elif [ "$check_" == "bits" ]; then
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if [ "$1" == "${!bitsvar_}" ]; then
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r_=0
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check_=skip
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fi
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fi
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shift
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done
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return $r_
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}
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