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use memory as temporary dir if available

This commit is contained in:
garywill 2018-08-31 18:41:06 +08:00 committed by garywill
parent ddb59d3237
commit f816160fc1
1 changed files with 17 additions and 6 deletions
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23
lnxrouter
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@ -364,8 +364,19 @@ get_avail_fd() {
echo 0
}
if [[ -d /dev/shm ]]; then
TMPDIR=/dev/shm
elif [[ -d /run/shm ]]; then
TMPDIR=/run/shm
else
TMPDIR=/tmp
fi
mkdir -p $TMPDIR/lnxrouter_tmpfiles
TMPDIR=$TMPDIR/lnxrouter_tmpfiles
chmod 777 $TMPDIR 2>/dev/null
# lock file for the mutex counter
COUNTER_LOCK_FILE=/tmp/lnxrouter.$$.lock
COUNTER_LOCK_FILE=$TMPDIR/lnxrouter.$$.lock
cleanup_lock() {
rm -f $COUNTER_LOCK_FILE
@ -1048,7 +1059,7 @@ clean_exit() {
list_running_conf() {
local x
mutex_lock
for x in /tmp/lnxrouter.*; do
for x in $TMPDIR/lnxrouter.*; do
if [[ -f $x/pid && -f $x/subn_iface && -d /proc/$(cat $x/pid) ]]; then
echo $x
fi
@ -1169,7 +1180,7 @@ has_running_instance() {
local PID x
mutex_lock
for x in /tmp/lnxrouter.*; do
for x in $TMPDIR/lnxrouter.*; do
if [[ -f $x/pid ]]; then
PID=$(cat $x/pid)
if [[ -d /proc/$PID ]]; then
@ -1384,8 +1395,8 @@ echo "Target interface is ${TARGET_IFACE}"
mutex_lock
trap "cleanup" EXIT
CONFDIR=$(mktemp -d /tmp/lnxrouter.${TARGET_IFACE}.conf.XXXXXXXX)
echo "Config dir: $CONFDIR"
CONFDIR=$(mktemp -d $TMPDIR/lnxrouter.${TARGET_IFACE}.conf.XXXXXXXX)
#echo "Config dir: $CONFDIR"
echo "PID: $$"
echo $$ > $CONFDIR/pid
@ -1394,7 +1405,7 @@ echo $$ > $CONFDIR/pid
chmod 755 $CONFDIR
chmod 444 $CONFDIR/pid
COMMON_CONFDIR=/tmp/lnxrouter.common.conf
COMMON_CONFDIR=$TMPDIR/lnxrouter.common.conf
mkdir -p $COMMON_CONFDIR
cp -n /proc/sys/net/ipv4/ip_forward $COMMON_CONFDIR