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|
#!/bin/bash
#
# This script implements support for the NETWORKS array in /etc/conf.d/netcfg.
. /usr/lib/network/globals
. /etc/conf.d/netcfg
STATE_FILE="$STATE_DIR/netcfg-daemon"
LAST_STATE="/var/lib/netcfg/netcfg.state"
case "$1" in
start)
(( $(id -u) )) && exit_stderr "This script should be run as root."
[[ -e $STATE_FILE ]] && exit_err "netcfg-daemon is already started"
[[ ${NETWORKS+x} != x ]] && exit_err "NETWORKS is not set in /etc/conf.d/netcfg"
if [[ ${#NETWORKS[@]} -eq 1 ]]; then
case $NETWORKS in
last)
if [[ ! -e $LAST_STATE ]]; then
report_err "No recorded netcfg state to restore"
# This counts as successful startup since the daemon
# should be stopped on shutdown.
exit 0
fi
# The order in LAST_STATE is meaningless so we can just as
# well start the profiles in parallel.
while read profile; do
if /usr/bin/netcfg up "$profile"; then
echo "$profile" >> "$STATE_FILE"
fi &
done < "$LAST_STATE"
wait
exit $? ;;
menu)
/usr/bin/netcfg-menu ${NETWORKS_MENU_TIMEOUT-5} && \
mv "$STATE_DIR/menu" "$STATE_FILE"
exit $? ;;
esac
fi
for profile in "${NETWORKS[@]}"; do
if [[ "$profile" = "${profile#@}" ]]; then
if /usr/bin/netcfg check-iface "$profile"; then
echo "$profile" >> "$STATE_FILE"
fi
else
# It is up to the user to make sure no backgrounded profile
# uses an interface that is used by another active profile.
if /usr/bin/netcfg up "${profile#@}"; then
echo "$profile" >> "$STATE_FILE"
fi >/dev/null &
PROFILE_BKGD=1
fi
done
# Generate a return value.
[[ -f $STATE_FILE || -n $PROFILE_BKGD ]]
;;
stop)
(( $(id -u) )) && exit_stderr "This script should be run as root."
if [[ ${#NETWORKS[@]} -eq 1 && $NETWORKS = last ]]; then
mkdir -p "$(dirname "$LAST_STATE")"
/usr/bin/netcfg current > "$LAST_STATE"
/usr/bin/netcfg all-down
exit $?
fi
[[ ! -e $STATE_FILE ]] && exit_err "netcfg-daemon was not started"
# Stop the profiles in the reverse order they were started.
tac "$STATE_FILE" | (
while read profile; do
if [[ -e "$STATE_DIR/profiles/${profile#@}" ]]; then
if [[ "$profile" = "${profile#@}" ]]; then
/usr/bin/netcfg down "$profile" || exit $?
else
/usr/bin/netcfg down "${profile#@}" &
fi
fi
done
rm "$STATE_FILE"
# Generate a return value and make sure we are good to restart.
wait
)
;;
restart)
"$0" stop
sleep 1
"$0" start
;;
status)
if [[ -e $STATE_FILE ]]; then
report_notice "profiles started by netcfg-daemon:"
sed 's/^@//' "$STATE_FILE"
else
report_notice "netcfg-daemon was not started"
fi
;;
*)
echo "Usage: $0 {start|stop|restart|status}"
esac
|
