347 lines
8.7 KiB
Bash
347 lines
8.7 KiB
Bash
#-
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# Copyright (c) 2008-2011 Juan Romero Pardines.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#-
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_mount()
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{
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MASTERDIR="${XBPS_MASTERDIR}" DISTRIBUTIONDIR="${XBPS_DISTRIBUTIONDIR}" \
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HOSTDIR="${XBPS_HOSTDIR}" ${SUDO_CMD} \
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@@XBPS_INSTALL_LIBEXECDIR@@/chroot-helper mount
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return $?
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}
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_umount()
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{
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MASTERDIR="${XBPS_MASTERDIR}" DISTRIBUTIONDIR="${XBPS_DISTRIBUTIONDIR}" \
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HOSTDIR="${XBPS_HOSTDIR}" ${SUDO_CMD} \
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@@XBPS_INSTALL_LIBEXECDIR@@/chroot-helper umount
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return $?
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}
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chroot_init()
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{
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trap "_umount && return $?" 0 INT QUIT TERM
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[ -n "$bootstrap" ] && return 0
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if [ "${CHROOT_CMD}" = "chroot" ]; then
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if [ "$(id -u)" -ne 0 ]; then
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msg_error "Root permissions are required for the chroot, try again."
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fi
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fi
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check_installed_pkg base-chroot-0.11
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if [ $? -ne 0 ]; then
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echo "${XBPS_MASTERDIR} has not been prepared for chroot operations."
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echo "Please install 'base-chroot>=0.11' and try again."
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exit 1
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fi
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msg_normal "Entering into the chroot on $XBPS_MASTERDIR.\n"
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if [ ! -d $XBPS_MASTERDIR/usr/local/etc ]; then
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mkdir -p $XBPS_MASTERDIR/usr/local/etc
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fi
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XBPSSRC_CF=$XBPS_MASTERDIR/usr/local/etc/xbps-src.conf
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cat > $XBPSSRC_CF <<_EOF
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# Generated configuration file by xbps-src, DO NOT EDIT!
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XBPS_DISTRIBUTIONDIR=/xbps
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XBPS_MASTERDIR=/
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XBPS_CFLAGS="$XBPS_CFLAGS"
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XBPS_CXXFLAGS="$XBPS_CFLAGS"
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XBPS_LDFLAGS="$XBPS_LDFLAGS"
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XBPS_FETCH_CMD="xbps-uhelper.static fetch"
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XBPS_COMPRESS_CMD="$XBPS_COMPRESS_CMD"
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_EOF
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if [ -n "$XBPS_MAKEJOBS" ]; then
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echo "XBPS_MAKEJOBS=$XBPS_MAKEJOBS" >> $XBPSSRC_CF
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fi
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if [ -n "$XBPS_PREFER_BINPKG_DEPS" ]; then
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echo "XBPS_PREFER_BINPKG_DEPS=$XBPS_PREFER_BINPKG_DEPS" >> $XBPSSRC_CF
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fi
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if [ -n "$XBPS_COMPRESS_LEVEL" ]; then
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echo "XBPS_COMPRESS_LEVEL=$XBPS_COMPRESS_LEVEL" >> $XBPSSRC_CF
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fi
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if [ -n "$XBPS_HOSTDIR" ]; then
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echo "XBPS_HOSTDIR=/host" >> $XBPSSRC_CF
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fi
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if [ -n "$XBPS_CCACHE" ]; then
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echo "XBPS_CCACHE=$XBPS_CCACHE" >> $XBPSSRC_CF
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fi
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echo "# End of configuration file." >> $XBPSSRC_CF
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if [ -d $XBPS_MASTERDIR/tmp ]; then
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if [ ! -f $XBPS_MASTERDIR/.xbps_mount_bind_done ]; then
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msg_normal "Cleaning up /tmp...\n"
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[ -h ${XBPS_MASTERDIR}/tmp ] || rm -rf $XBPS_MASTERDIR/tmp/*
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fi
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fi
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[ -s $XBPS_MASTERDIR/bin/xbps-shell ] && return 0
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# Create custom script to start the chroot bash shell.
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cat > $XBPS_MASTERDIR/bin/xbps-shell <<_EOF
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#!/bin/sh
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. /usr/local/etc/xbps-src.conf
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. /usr/local/share/xbps-src/shutils/init_funcs.sh
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set_defvars
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exec env PS1="[\u@masterdir-chroot \W]$ " /bin/bash
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_EOF
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chmod 755 $XBPS_MASTERDIR/bin/xbps-shell
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}
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prepare_chroot()
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{
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local f
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# Create some required files.
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cp -f /etc/mtab $XBPS_MASTERDIR/etc
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cp -f /etc/resolv.conf $XBPS_MASTERDIR/etc
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[ -f /etc/localtime ] && cp -f /etc/localtime $XBPS_MASTERDIR/etc
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for f in run/utmp log/btmp log/lastlog log/wtmp; do
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touch -f $XBPS_MASTERDIR/var/$f
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done
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for f in run/utmp log/lastlog; do
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chmod 644 $XBPS_MASTERDIR/var/$f
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done
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[ ! -d $XBPS_MASTERDIR/boot ] && mkdir -p $XBPS_MASTERDIR/boot
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cat > $XBPS_MASTERDIR/etc/passwd <<_EOF
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root:x:0:0:root:/root:/bin/bash
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nobody:x:99:99:Unprivileged User:/dev/null:/bin/false
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$(whoami):x:$(id -u):$(id -g):$(whoami) user:/dev/null:/bin/bash
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_EOF
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# Default group list as specified by LFS.
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cat > $XBPS_MASTERDIR/etc/group <<_EOF
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root:x:0:
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bin:x:1:
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sys:x:2:
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kmem:x:3:
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wheel:x:4:
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tty:x:5:
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tape:x:6:
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daemon:x:7:
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floppy:x:8:
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disk:x:9:
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lp:x:10:
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dialout:x:11:
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audio:x:12:
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video:x:13:
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utmp:x:14:
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usb:x:15:
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cdrom:x:16:
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optical:x:17:
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mail:x:18:
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storage:x:19:
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scanner:x:20:
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nogroup:x:99:
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users:x:1000:
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$(whoami):x:$(id -g):
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_EOF
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# Default file as in Ubuntu.
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cat > $XBPS_MASTERDIR/etc/hosts <<_EOF
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127.0.0.1 xbps localhost.localdomain localhost
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127.0.1.1 xbps
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# The following lines are desirable for IPv6 capable hosts
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::1 ip6-localhost ip6-loopback
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fe00::0 ip6-localnet
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ff00::0 ip6-mcastprefix
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ff02::1 ip6-allnodes
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ff02::2 ip6-allrouters
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ff02::3 ip6-allhosts
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_EOF
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create_binsh_symlink
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touch $XBPS_MASTERDIR/.xbps_perms_done
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}
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create_binsh_symlink()
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{
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if [ ! -h $XBPS_MASTERDIR/bin/sh ]; then
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cd $XBPS_MASTERDIR/bin
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if [ -x bash ]; then
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ln -sf bash sh
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elif [ -x dash ]; then
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ln -sf dash sh
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elif [ -x busybox ]; then
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ln -sf busybox sh
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else
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msg_error "cannot find a suitable shell for chroot!\n"
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fi
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fi
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}
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prepare_binpkg_repos()
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{
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local repo CONF_FILE
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case "${XBPS_VERSION}" in
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0.1[0-9].[0-9]*)
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mkdir -p ${XBPS_MASTERDIR}/usr/local/etc/xbps
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for f in /etc /usr/local/etc; do
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for conf in conf repositories; do
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if [ ! -f $XBPS_MASTERDIR/usr/local/etc/xbps/${conf}.plist ]; then
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[ -d $f ] && cp -f $f/xbps/${conf}.plist \
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${XBPS_MASTERDIR}/usr/local/etc/xbps
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fi
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done
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done
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msg_normal "Synchronizing index for remote repositories...\n"
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${XBPS_REPO_CMD} sync 2>/dev/null
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;;
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0.[89].[0-9]*)
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CONF_FILE=$XBPS_MASTERDIR/usr/local/etc/xbps-conf.plist
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for f in /etc /usr/local/etc; do
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if [ -f $f/xbps-conf.plist -a \
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! -f $CONF_FILE ]; then
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cp -f $f/xbps-conf.plist \
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${XBPS_MASTERDIR}/usr/local/etc
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fi
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done
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# XBPS utils >= 0.9.0.
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msg_normal "Synchronizing index for remote repositories...\n"
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${XBPS_REPO_CMD} sync
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;;
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*)
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for repo in ${XBPS_REPO_LIST}; do
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${XBPS_REPO_CMD} add ${repo} 2>/dev/null
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[ $? -ne 0 ] && \
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msg_warn "Failed to sync pkg-index from ${repo}\n"
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done
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;;
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esac
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}
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create_busybox_links()
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{
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local lbindir=$XBPS_MASTERDIR/usr/local/bin
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[ -f $XBPS_MASTERDIR/.busybox_done ] && return 0
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[ ! -d ${lbindir} ] && mkdir -p ${lbindir}
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# Create other symlinks in /usr/local/bin
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cd ${lbindir} || return 1
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for f in $(${XBPS_MASTERDIR}/bin/busybox --list); do
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if [ "$f" = "tar" -o "$f" = "sh" -o "$f" = "xz" ]; then
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continue
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fi
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ln -s ../../../bin/busybox $f
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done
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touch -f $XBPS_MASTERDIR/.busybox_done
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}
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install_xbps_utils()
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{
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local needed _cmd
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local xbps_prefix=$XBPS_MASTERDIR/usr/local
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for f in bin repo uhelper; do
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if [ ! -x $xbps_prefix/sbin/xbps-${f}.static ]; then
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needed=yes
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fi
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done
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if [ -n "$needed" ]; then
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echo "=> Installing static XBPS utils into masterdir."
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for f in bin repo uhelper; do
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_cmd=$(which xbps-${f}.static 2>/dev/null)
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if [ -z "${_cmd}" ]; then
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echo "Unexistent xbps-uhelper.static file!"
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exit 1
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fi
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cp -f ${_cmd} $xbps_prefix/sbin
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done
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fi
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}
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xbps_chroot_handler()
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{
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local action="$1" pkg="$2" rv=0 arg
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[ -z "$action" -a -z "$pkg" ] && return 1
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if [ ! -f $XBPS_MASTERDIR/.xbps_perms_done ]; then
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echo -n "==> Preparing chroot on $XBPS_MASTERDIR... "
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prepare_chroot
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echo "done."
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fi
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[ ! -d "$XBPS_MASTERDIR/tmp" ] && mkdir -p "$XBPS_MASTERDIR/tmp"
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chroot_init
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create_binsh_symlink
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create_busybox_links
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install_xbps_utils
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_mount || return $?
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if [ -n "$XBPS_PREFER_BINPKG_DEPS" ]; then
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prepare_binpkg_repos
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fi
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# Reinstall xbps-src in the chroot
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msg_normal "Installing xbps-src in the masterdir...\n"
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env IN_CHROOT=yes LANG=C \
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${CHROOT_CMD} $XBPS_MASTERDIR sh -c \
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"cd /xbps/xbps-src && make IN_CHROOT=1 install clean" \
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2>&1 >/dev/null || return $?
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# Update ld.so(8) cache
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msg_normal "Updating ld.so(8) cache...\n"
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${CHROOT_CMD} $XBPS_MASTERDIR sh -c "ldconfig" || return $?
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if [ "$action" = "chroot" ]; then
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env IN_CHROOT=1 LANG=C \
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${CHROOT_CMD} $XBPS_MASTERDIR /bin/xbps-shell || rv=$?
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else
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[ -n "$KEEP_WRKSRC" ] && arg="$arg -C"
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[ -n "$KEEP_AUTODEPS" ] && arg="$arg -K"
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[ -n "$DESTDIR_ONLY_INSTALL" ] && arg="$arg -D"
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[ -n "$BUILD_BINPKG" ] && arg="$arg -B"
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action="$arg $action"
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env in_chroot=1 IN_CHROOT=1 LANG=C _ORIGINPKG="$pkg" \
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${CHROOT_CMD} $XBPS_MASTERDIR sh -c \
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"xbps-src $action $pkg" || rv=$?
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fi
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msg_normal "Exiting from the chroot on $XBPS_MASTERDIR.\n"
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return $rv
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}
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