diff options
Diffstat (limited to 'net/clip.sh')
| -rw-r--r-- | net/clip.sh | 221 |
1 files changed, 0 insertions, 221 deletions
diff --git a/net/clip.sh b/net/clip.sh deleted file mode 100644 index 2fc290f4..00000000 --- a/net/clip.sh +++ /dev/null @@ -1,221 +0,0 @@ -# Copyright (c) 2005-2007 Gentoo Foundation -# Distributed under the terms of the GNU General Public License v2 - -clip_depend() -{ - program /usr/sbin/atmsigd - before interface -} - -_config_vars="$_config_vars clip" - -# This starts a service. Albeit atmsigd, ilmid and atmarpd do allow for back- -# grounding through the -b option, its usage causes them to be sensible to -# SIGHUP, which is sent to all daemons when console detaches right after -# startup. This is probably due to the fact that these programs don't detach -# themself from the controlling terminal when backgrounding... The only way I -# see to overcame this is to use the --background option in start-stop-daemon, -# which is reported as a "last resort" method, but it acts correctly about this. -atmclip_svc_start() -{ - ebegin "Starting $2 Daemon ($1)" - start-stop-daemon --start \ - --background \ - --make-pidfile --pidfile "/var/run/$1.pid" \ - --exec "/usr/sbin/$1" -- -l syslog - eend $? -} - -atmclip_svcs_start() -{ - einfo "First CLIP instance: starting ATM CLIP daemons" - eindent - - if yesno ${clip_full:-yes}; then - atmclip_svc_start atmsigd "Signaling" && \ - atmclip_svc_start ilmid "Integrated Local Management Interface" && \ - atmclip_svc_start atmarpd "Address Resolution Protocol" - else - atmclip_svc_start atmarpd "Address Resolution Protocol" - fi - - local r=$? - - eoutdent - return ${r} -} - -atmclip_svc_stop() -{ - ebegin "Stopping $2 Daemon ($1)" - start-stop-daemon --stop --quiet \ - --pidfile "/var/run/$1.pid" \ - --exec "/usr/sbin/$1" - eend $? -} - -atmclip_svcs_stop() -{ - einfo "Last CLIP instance: stopping ATM CLIP daemons" - eindent - - # Heartake operation! - sync - - atmclip_svc_stop atmarpd "Address Resolution Protocol" - if yesno ${clip_full:-yes}; then - atmclip_svc_stop ilmid "Integrated Local Management Interface" - atmclip_svc_stop atmsigd "Signaling" - fi - - eoutdent -} - -are_atmclip_svcs_running() -{ - - start-stop-daemon --quiet --test --stop --pidfile /var/run/atmarpd.pid || return 1 - - if yesno ${clip_full:-yes}; then - start-stop-daemon --quiet --test --stop --pidfile /var/run/ilmid.pid || return 1 - start-stop-daemon --quiet --test --stop --pidfile /var/run/atmsigd.pid || return 1 - fi - - return 0 -} - -clip_pre_start() -{ - local clip= - eval clip=\$clip_${IFVAR} - [ -z "${clip}" ] && return 0 - - if [ ! -r /proc/net/atm/arp ]; then - modprobe clip && sleep 2 - if [ ! -r /proc/net/atm/arp ]; then - eerror "You need first to enable kernel support for ATM CLIP" - return 1 - fi - fi - - local started_here= - if ! are_atmclip_svcs_running; then - atmclip_svcs_start || return 1 - started_here=1 - fi - - if ! _exists; then - ebegin "Creating CLIP interface ${IFACE}" - atmarp -c "${IFACE}" - if ! eend $?; then - [ -z "${started_here}" ] && atmclip_svcs_stop - return 1 - fi - fi - - return 0 -} - -clip_post_start() -{ - local clip="$(_get_array "clip_${IFVAR}")" - [ -z "${clip}" ] && return 0 - - are_atmclip_svcs_running || return 1 - - # The atm tools (atmarpd?) are silly enough that they would not work with - # iproute2 interface setup as opposed to the ifconfig one. - # The workaround is to temporarily toggle the interface state from up - # to down and then up again, without touching its address. This (should) - # work with both iproute2 and ifconfig. - _down - _up - - # Now the real thing: create a PVC with our peer(s). - # There are cases in which the ATM interface is not yet - # ready to establish new VCCs. In that cases, atmarp would - # fail. Here we allow 10 retries to happen every 2 seconds before - # reporting problems. Also, when no defined VC can be established, - # we stop the ATM daemons. - local has_failures= i= - for i in ${clip}; do - local IFS="," - set -- ${i} - unset IFS - local peerip="$1"; shift - local ifvpivci="$1"; shift - ebegin "Creating PVC ${ifvpivci} for peer ${peerip}" - - local nleftretries=10 emsg= ecode= - while [ ${nleftretries} -gt 0 ]; do - : $(( nleftretries -= 1 )) - emsg="$(atmarp -s "${peerip}" "${ifvpivci}" "$@" 2>&1)" - ecode=$? && break - sleep 2 - done - - if ! eend ${ecode}; then - eerror "Creation failed for PVC ${ifvpivci}: ${emsg}" - has_failures=1 - fi - done - - if [ -n "${has_failures}" ]; then - clip_pre_stop "${iface}" - clip_post_stop "${iface}" - return 1 - else - return 0 - fi -} - -clip_pre_stop() -{ - are_atmclip_svcs_running || return 0 - - # We remove all the PVCs which may have been created by - # clip_post_start for this interface. This shouldn't be - # needed by the ATM stack, but sometimes I got a panic - # killing CLIP daemons without previously vacuuming - # every active CLIP PVCs. - # The linux 2.6's ATM stack is really a mess... - local itf= t= encp= idle= ipaddr= left= - einfo "Removing PVCs on this interface" - eindent - { - read left && \ - while read itf t encp idle ipaddr left; do - if [ "${itf}" = "${IFACE}" ]; then - ebegin "Removing PVC to ${ipaddr}" - atmarp -d "${ipaddr}" - eend $? - fi - done - } < /proc/net/atm/arp - eoutdent -} - -# Here we should teorically delete the interface previously created in the -# clip_pre_start function, but there is no way to "undo" an interface creation. -# We can just leave the interface down. "ifconfig -a" will still list it... -# Also, here we can stop the ATM CLIP daemons if there is no other CLIP PVC -# outstanding. We check this condition by inspecting the /proc/net/atm/arp file. -clip_post_stop() -{ - are_atmclip_svcs_running || return 0 - - local itf= left= hasothers= - { - read left && \ - while read itf left; do - if [ "${itf}" != "${IFACE}" ]; then - hasothers=1 - break - fi - done - } < /proc/net/atm/arp - - if [ -z "${hasothers}" ]; then - atmclip_svcs_stop || return 1 - fi -} |