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author | Natanael Copa <ncopa@alpinelinux.org> | 2009-07-24 08:01:31 +0000 |
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committer | Natanael Copa <ncopa@alpinelinux.org> | 2009-07-24 08:01:31 +0000 |
commit | b70981b68efcce5256eb11c6cd26ae123b10b6ea (patch) | |
tree | a38be6efae5e2ba15c2e839504632f9b7bfd5f91 /main/conntrack-tools/conntrackd.initd | |
parent | 2b4df81538b8398442d5296650905c70341dd8d3 (diff) | |
download | aports-b70981b68efcce5256eb11c6cd26ae123b10b6ea.tar.bz2 aports-b70981b68efcce5256eb11c6cd26ae123b10b6ea.tar.xz |
moved extra/* to main/
and fixed misc build issues
Diffstat (limited to 'main/conntrack-tools/conntrackd.initd')
-rw-r--r-- | main/conntrack-tools/conntrackd.initd | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/main/conntrack-tools/conntrackd.initd b/main/conntrack-tools/conntrackd.initd new file mode 100644 index 0000000000..9394badca1 --- /dev/null +++ b/main/conntrack-tools/conntrackd.initd @@ -0,0 +1,99 @@ +#!/sbin/runscript +# Copyright 1999-2008 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +CONNTRACKD_BIN="/usr/sbin/conntrackd" +CONNTRACKD_CFG=${CONNTRACKD_CFG:-/etc/conntrackd/conntrackd.conf} +CONNTRACKD_LOCK=${CONNTRACKD_LOCK:-/var/lock/conntrack.lock} + +depend() { + use logger + need net +} + +checkconfig() { + # check for netfilter conntrack kernel support + local nf_ct_available=0 + for k in net.netfilter.nf_conntrack_max \ + net.ipv4.netfilter.ip_conntrack_max \ + net.nf_conntrack_max; do + if sysctl -e -n ${k} &>/dev/null; then + nf_ct_available=1 # sysctl key found + break + fi + done + if [ ${nf_ct_available} -eq 0 ]; then + eerror + eerror "Your kernel is missing netfilter conntrack support!" + eerror "Make sure your kernel was compiled with netfilter conntrack support." + eerror + eerror "If it was compiled as a module you need to ensure the module is being" + eerror "loaded before starting conntrackd." + eerror "Either add an entry to /etc/modules.autoload/[...] (for baselayout-1)" + eerror "or /etc/conf.d/modules (for baselayout-2/OpenRC) or load the module" + eerror "by hand like this, depending on your kernel version:" + eerror + eerror " modprobe nf_conntrack # (for newer kernels)" + eerror " modprobe ip_conntrack # (for older kernels)" + eerror + return 1 + fi + # check if netfilter conntrack TCP window tracking is disabled + local nf_ct_tcp_be_liberal=0 + for k in net.netfilter.nf_conntrack_tcp_be_liberal \ + net.ipv4.netfilter.ip_conntrack_tcp_be_liberal; do + nf_ct_tcp_be_liberal=$(sysctl -e -n ${k} 2>/dev/null) + if [ ${?} -ne 0 ]; then + continue # sysctl key not found + else + break # sysctl key found + fi + done + if [ ${nf_ct_tcp_be_liberal} -ne 1 ]; then + eerror + eerror "You need to disable TCP window tracking!" + eerror "Add the following line to your /etc/sysctl.conf:" + eerror + eerror " ${k} = 1" + eerror + eerror "...and run this to activate the setting: sysctl -q -p" + eerror + return 1 + fi + # check for config file + if [ ! -e "${CONNTRACKD_CFG}" ]; then + eerror + eerror "The conntrackd config file (${CONNTRACKD_CFG})" + eerror "is missing!" + eerror + return 1 + fi + # check for leftover lockfile + if [ -f "${CONNTRACKD_LOCK}" ]; then + ewarn + ewarn "The conntrackd lockfile (${CONNTRACKD_LOCK})" + ewarn "exists although the service is not marked as started." + ewarn "Will remove the lockfile and start the service in 10s" + ewarn "if not interrupted..." + ewarn + sleep 10 + if ! rm -f "${CONNTRACKD_LOCK}"; then + eerror "Failed to remove the conntrackd lockfile (${CONNTRACKD_LOCK})" + return 1 + fi + fi +} + +start() { + checkconfig || return 1 + ebegin "Starting conntrackd" + start-stop-daemon --start --exec "${CONNTRACKD_BIN}" \ + -- -d -C "${CONNTRACKD_CFG}" ${CONNTRACKD_OPTS} + eend $? +} + +stop() { + ebegin "Stopping conntrackd" + start-stop-daemon --stop --exec "${CONNTRACKD_BIN}" + eend $? +} |