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|
#!/bin/sh
set -e
bbnote () {
echo "NOTE: $*"
}
bbwarn () {
echo "WARNING: $*"
}
bbfatal () {
echo "ERROR: $*"
exit 1
}
perform_groupadd () {
local rootdir="$1"
local opts="$2"
bbnote "avahi: Performing groupadd with [$opts]"
local groupname=`echo "$opts" | awk '{ print $NF }'`
local group_exists="`grep "^$groupname:" $rootdir/etc/group || true`"
if test "x$group_exists" = "x"; then
eval flock -x $rootdir/etc -c \"$PSEUDO groupadd \$opts\" || true
group_exists="`grep "^$groupname:" $rootdir/etc/group || true`"
if test "x$group_exists" = "x"; then
bbfatal "avahi: groupadd command did not succeed."
fi
else
bbnote "avahi: group $groupname already exists, not re-creating it"
fi
}
perform_useradd () {
local rootdir="$1"
local opts="$2"
bbnote "avahi: Performing useradd with [$opts]"
local username=`echo "$opts" | awk '{ print $NF }'`
local user_exists="`grep "^$username:" $rootdir/etc/passwd || true`"
if test "x$user_exists" = "x"; then
eval flock -x $rootdir/etc -c \"$PSEUDO useradd \$opts\" || true
user_exists="`grep "^$username:" $rootdir/etc/passwd || true`"
if test "x$user_exists" = "x"; then
bbfatal "avahi: useradd command did not succeed."
fi
else
bbnote "avahi: user $username already exists, not re-creating it"
fi
}
perform_groupmems () {
local rootdir="$1"
local opts="$2"
bbnote "avahi: Performing groupmems with [$opts]"
local groupname=`echo "$opts" | awk '{ for (i = 1; i < NF; i++) if ($i == "-g" || $i == "--group") print $(i+1) }'`
local username=`echo "$opts" | awk '{ for (i = 1; i < NF; i++) if ($i == "-a" || $i == "--add") print $(i+1) }'`
bbnote "avahi: Running groupmems command with group $groupname and user $username"
local mem_exists="`grep "^$groupname:[^:]*:[^:]*:\([^,]*,\)*$username\(,[^,]*\)*$" $rootdir/etc/group || true`"
if test "x$mem_exists" = "x"; then
eval flock -x $rootdir/etc -c \"$PSEUDO groupmems \$opts\" || true
mem_exists="`grep "^$groupname:[^:]*:[^:]*:\([^,]*,\)*$username\(,[^,]*\)*$" $rootdir/etc/group || true`"
if test "x$mem_exists" = "x"; then
bbfatal "avahi: groupmems command did not succeed."
fi
else
bbnote "avahi: group $groupname already contains $username, not re-adding it"
fi
}
OPT=""
SYSROOT=""
if test "x$D" != "x"; then
# Installing into a sysroot
SYSROOT="$D"
OPT="--root $D"
# Make sure login.defs is there, this is to make debian package backend work
# correctly while doing rootfs.
# The problem here is that if /etc/login.defs is treated as a config file for
# shadow package, then while performing preinsts for packages that depend on
# shadow, there might only be /etc/login.def.dpkg-new there in root filesystem.
if [ ! -e $D/etc/login.defs -a -e $D/etc/login.defs.dpkg-new ]; then
cp $D/etc/login.defs.dpkg-new $D/etc/login.defs
fi
# user/group lookups should match useradd/groupadd --root
export PSEUDO_PASSWD="$SYSROOT"
fi
# If we're not doing a special SSTATE/SYSROOT install
# then set the values, otherwise use the environment
if test "x$UA_SYSROOT" = "x"; then
# Installing onto a target
# Add groups and users defined only for this package
GROUPADD_PARAM=""
USERADD_PARAM="--system --home /run/avahi-autoipd --no-create-home --shell /bin/false --user-group -c \"Avahi autoip daemon\" avahi-autoipd"
GROUPMEMS_PARAM=""
fi
# Perform group additions first, since user additions may depend
# on these groups existing
if test "x`echo $GROUPADD_PARAM | tr -d '[:space:]'`" != "x"; then
echo "Running groupadd commands..."
# Invoke multiple instances of groupadd for parameter lists
# separated by ';'
opts=`echo "$GROUPADD_PARAM" | cut -d ';' -f 1 | sed -e 's#[ \t]*$##'`
remaining=`echo "$GROUPADD_PARAM" | cut -d ';' -f 2- | sed -e 's#[ \t]*$##'`
while test "x$opts" != "x"; do
perform_groupadd "$SYSROOT" "$OPT $opts"
if test "x$opts" = "x$remaining"; then
break
fi
opts=`echo "$remaining" | cut -d ';' -f 1 | sed -e 's#[ \t]*$##'`
remaining=`echo "$remaining" | cut -d ';' -f 2- | sed -e 's#[ \t]*$##'`
done
fi
if test "x`echo $USERADD_PARAM | tr -d '[:space:]'`" != "x"; then
echo "Running useradd commands..."
# Invoke multiple instances of useradd for parameter lists
# separated by ';'
opts=`echo "$USERADD_PARAM" | cut -d ';' -f 1 | sed -e 's#[ \t]*$##'`
remaining=`echo "$USERADD_PARAM" | cut -d ';' -f 2- | sed -e 's#[ \t]*$##'`
while test "x$opts" != "x"; do
perform_useradd "$SYSROOT" "$OPT $opts"
if test "x$opts" = "x$remaining"; then
break
fi
opts=`echo "$remaining" | cut -d ';' -f 1 | sed -e 's#[ \t]*$##'`
remaining=`echo "$remaining" | cut -d ';' -f 2- | sed -e 's#[ \t]*$##'`
done
fi
if test "x`echo $GROUPMEMS_PARAM | tr -d '[:space:]'`" != "x"; then
echo "Running groupmems commands..."
# Invoke multiple instances of groupmems for parameter lists
# separated by ';'
opts=`echo "$GROUPMEMS_PARAM" | cut -d ';' -f 1 | sed -e 's#[ \t]*$##'`
remaining=`echo "$GROUPMEMS_PARAM" | cut -d ';' -f 2- | sed -e 's#[ \t]*$##'`
while test "x$opts" != "x"; do
perform_groupmems "$SYSROOT" "$OPT $opts"
if test "x$opts" = "x$remaining"; then
break
fi
opts=`echo "$remaining" | cut -d ';' -f 1 | sed -e 's#[ \t]*$##'`
remaining=`echo "$remaining" | cut -d ';' -f 2- | sed -e 's#[ \t]*$##'`
done
fi
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