Removing the bash dependency. - conn - A script repository to manage connections in Linux.
(DIR) Log
(DIR) Files
(DIR) Refs
(DIR) LICENSE
---
(DIR) commit 579cd65912785d0cc507747e4512b964d52a38f0
(DIR) parent f97c5f1f20b3db74df156013a5987c401e896f14
(HTM) Author: Christoph Lohmann <20h@r-36.net>
Date: Thu, 30 Jun 2011 01:36:24 +0200
Removing the bash dependency.
Diffstat:
README.md | 2 +-
config.mk | 2 +-
etc/conn/common.sh | 17 ++++++++---------
etc/conn/config.sh | 7 ++++++-
etc/conn/run.sh | 18 +++++++++---------
examples/eth/run.sh | 4 ++--
examples/wifi/run.sh | 2 +-
examples/wifi/wlan0-action.sh | 10 +++++-----
examples/wwan/ppp0-run.sh | 5 +++--
examples/wwan/run.sh | 6 +++---
10 files changed, 39 insertions(+), 34 deletions(-)
---
(DIR) diff --git a/README.md b/README.md
@@ -5,7 +5,7 @@ many different connections in a Unix like environment.
## Dependencies
-* bash (Could be easily rewritten.)
+* sh
* dhcpcd
* wpa-supplicant
* ping
(DIR) diff --git a/config.mk b/config.mk
@@ -1,5 +1,5 @@
# conn version
-VERSION = 0.5
+VERSION = 0.6
# Customize below to fit your system
(DIR) diff --git a/etc/conn/common.sh b/etc/conn/common.sh
@@ -64,19 +64,19 @@ getstate() {
}
getstates() {
- getstate $1 | grep "$2 $3"
+ getstate $1 | egrep "$2|$3"
return 0
}
isset() {
- isin=`getstate $1 | grep "$2 $3"`
- [ "$isin" == "" ] && return 1
+ isin=`getstate $1 | grep "$2|$3"`
+ [ -z "$isin" ] && return 1
return 0
}
addstate() {
isset $1 $2 $3 && return 1
- echo "$2 $3" >> $STATEDIR/$1
+ echo "$2|$3" >> $STATEDIR/$1
}
delstate() {
@@ -86,7 +86,7 @@ delstate() {
then
return 1
else
- cat $STATEDIR/$1 | grep -v "$2 $3" \
+ cat $STATEDIR/$1 | grep -v "$2|$3" \
> $STATEDIR/$1.bak
mv $STATEDIR/$1.bak $STATEDIR/$1
fi
@@ -125,8 +125,7 @@ stopwpa() {
# $WPA_ID must be set from within the calling action script.
getssid() {
$WPACLIREQ -i $1 list_networks \
- | grep "^$WPA_ID" \
- | awk -F'\t' '{print $2}'
+ | awk -F'\t' "/^$WPA_ID/ {print \$2}"
}
## DHCP handling
@@ -182,7 +181,7 @@ setlinkdown() {
islinkup() {
state=`ip link show $1 2>/dev/null | grep ',UP'`
- if [ "$state" == "" ];
+ if [ -z "$state" ];
then
return 1
else
@@ -193,7 +192,7 @@ islinkup() {
## Rfkill handling
isblocked() {
res=`rfkill list $1 | grep ' yes'`
- if [ "$res" == "" ];
+ if [ -z "$res" ];
then
return 1
else
(DIR) diff --git a/etc/conn/config.sh b/etc/conn/config.sh
@@ -95,5 +95,10 @@ PINGHOST="8.8.8.8"
#
# If a connection type is blocked by rfkill, should it be unblocked?
#
-DOUNBLOCK=0
+DOUNBLOCK=1
+
+#
+# Should a connection be blocked, when it is killed?
+#
+DOBLOCK=1
(DIR) diff --git a/etc/conn/run.sh b/etc/conn/run.sh
@@ -58,7 +58,7 @@ do
;;
esac
done
-shift $(($OPTIND - 1))
+shift `expr $OPTIND - 1`
if [ $dolist -eq 1 ];
tthen
@@ -74,7 +74,7 @@ fi
if [ $dolistopen -eq 1 ];
tthen
conns=`getstate "open"`
- if [ "$conns" == "" ];
+ if [ -z "$conns" ];
then
echo "There are no connections open."
exit 1
@@ -111,7 +111,7 @@ then
exit $?
fi
-if [ "$cmdarg" == "" ];
+if [ -z "$cmdarg" ];
tthen
usage $0
exit 1
@@ -119,7 +119,7 @@ fi
connection=$1
profile=$2
-if [ "$1" == "" ];
+if [ -z "$1" ];
tthen
if [ $dostart -eq 1 ] && [ ! $dowakeup -eq 1 ];
then
@@ -128,16 +128,16 @@ then
conns=`getstate "open"`
fi
- [ "$conns" == "" ] && exit 0
+ [ -z "$conns" ] && exit 0
[ $doforce -eq 1 ] && cmdarg="-f $cmdarg"
for conn in $conns;
do
- args=(`echo $conn`)
- [ ${#args[@]} -eq 0 ] && continue
- [ ${#args[@]} -eq 1 ] && args[1]=""
+ narg0=`echo $conn | awk -F'|' '{print $1}'`
+ [ -z "$narg0" ] && continue;
+ narg1=`echo $conn | awk -F'|' '{print $2}'`
- $0 $cmdarg ${args[0]} ${args[1]}
+ $0 $cmdarg $narg0 $nargs1
exit 0
done
(DIR) diff --git a/examples/eth/run.sh b/examples/eth/run.sh
@@ -3,7 +3,7 @@
. ../common.sh
interface=$2
-t[ "$2" == "" ] && interface="eth0"
+t[ -z "$2" ] && interface="eth0"
case "$1" in
-s)
@@ -20,7 +20,6 @@ case "$1" in
exit $?
;;
-u)
- exit $?
;;
-r)
$0 -k $interface;
@@ -31,4 +30,5 @@ case "$1" in
exit 1
;;
esac
+exit 0
(DIR) diff --git a/examples/wifi/run.sh b/examples/wifi/run.sh
@@ -3,7 +3,7 @@
. ../common.sh
interface=$2
-t[ "$2" == "" ] && interface="wlan0"
+t[ -z "$2" ] && interface="wlan0"
case "$1" in
-s)
(DIR) diff --git a/examples/wifi/wlan0-action.sh b/examples/wifi/wlan0-action.sh
@@ -7,7 +7,7 @@ WIFIDIR="${ETCDIR}/wifi"
interface="$1"
action="$2"
ssid="$3"
-t[ "$ssid" == "" ] && ssid=`getssid $interface`
+t[ -z "$ssid" ] && ssid=`getssid $interface`
t[ $LOGGING -eq 1 ] && \
logger -t "$interface-action" "Got request for $interface $ssid $action."
@@ -16,16 +16,16 @@ getscript() {
awk -F'\t' "/$1\$/ {print \$1}" ${WIFIDIR}/networks.tbl
}
-if [ "$ssid" != "" ];
+if [ ! -z "$ssid" ];
tthen
case "$action" in
CONNECTED)
aps=`getstates "wifi" $interface $ssid`
- if [ "$aps" != "" ];
+ if [ ! -z "$aps" ];
then
for i in "$aps":
do
- issid=`echo $i | awk '{print $2}'`
+ issid=`echo $i | awk -F'|' '{print $2}'`
$0 $interface DISCONNECTED $issid
done
fi
@@ -41,7 +41,7 @@ then
esac
script=`getscript $ssid`
- if [ "$script" != "" ];
+ if [ ! -z "$script" ];
then
cd ${WIFIDIR}/networks
./$script $interface $action
(DIR) diff --git a/examples/wwan/ppp0-run.sh b/examples/wwan/ppp0-run.sh
@@ -28,11 +28,12 @@ case "$1" in
sleep 0.5
ip link show $interface 2>&1 >/dev/null
done
+ echo "done"
echo -n "Waiting for $interface to be online ..."
i=0
- while [ "`ip addr show dev $interface 2>/dev/null \
- | grep inet`" == "" ];
+ while [ -z "`ip addr show dev $interface 2>/dev/null \
+ | grep inet`" ];
do
i=`expr $i + 1`
if [ $i -gt 100 ];
(DIR) diff --git a/examples/wwan/run.sh b/examples/wwan/run.sh
@@ -14,8 +14,8 @@ then
fi
fi
-inteface=$2
-t[ "$2" == "" ] && interface="ppp0"
+interface=$2
+t[ -z "$2" ] && interface="ppp0"
iffile="${WWANDIR}/${interface}-run.sh"
@@ -23,7 +23,7 @@ iffile="${WWANDIR}/${interface}-run.sh"
$iffile $1
-if [ "$1" == "-k" ] && [ $DOBLOCK -eq 1 ] && ! isblocked "wwan";
+if [ "$1" = "-k" ] && [ $DOBLOCK -eq 1 ] && ! isblocked "wwan";
tthen
doblock "wwan"
sleep 4