ttcn3-tcpdump*.sh: Fix scripts hanging on sudo prompt
Related: OS#5736 Change-Id: I05687f9bc0bb87c6f1d5c42ba235dbb90a49aeb6
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@ -10,9 +10,19 @@ GSMTAP_PORT=4729
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TESTCASE=$1
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SUDOSTR=""
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if ! [ "$(id -u)" = "0" ]; then
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SUDOSTR="sudo -n"
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# Otherwise, if sudo /usr/bin/kill, sudo /usr/bin/tcpdump cannot be run without a password prompt,
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# and this script will hang indefinitely
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fi
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kill_rm_pidfile() {
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if [ -e $1 ]; then
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kill "$(cat "$1")"
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# NOTE: This requires you to be root or something like
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# "laforge ALL=NOPASSWD: /usr/sbin/tcpdump, /bin/kill" in your sudoers file
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if ! [ -e "$1" ] && [ -s "$1" ]; then
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$SUDOSTR kill "$(cat "$1")" 2>&1 | grep -v "No such process"
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rm $1
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fi
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}
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@ -27,13 +37,7 @@ fi
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kill_rm_pidfile $PIDFILE_NETCAT
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kill_rm_pidfile $PIDFILE_PCAP
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if [ "$(id -u)" = "0" ]; then
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CMD="$TCPDUMP -U"
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else
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# NOTE: This requires you to be root or something like
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# "laforge ALL=NOPASSWD: /usr/sbin/tcpdump, /bin/kill" in your sudoers file
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CMD="sudo $TCPDUMP -U"
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fi
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CMD="$SUDOSTR $TCPDUMP -U"
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if [ -x "$DUMPCAP" ]; then
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CAP_ERR="1"
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@ -5,18 +5,20 @@ PIDFILE_NETCAT=/tmp/netcat.pid
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TESTCASE=$1
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VERDICT="$2"
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SUDOSTR=""
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if ! [ "$(id -u)" = "0" ]; then
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SUDOSTR="sudo -n"
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# Otherwise, if sudo /usr/bin/kill, sudo /usr/bin/tcpdump cannot be run without a password prompt,
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# and this script will hang indefinitely
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fi
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kill_rm_pidfile() {
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if [ -e $1 ]; then
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PSNAME="$(ps -q "$(cat "$1")" -o comm=)"
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if [ "$PSNAME" != "sudo" ]; then
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kill "$(cat "$1")"
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else
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# NOTE: This requires you to be root or something like
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# "laforge ALL=NOPASSWD: /usr/sbin/tcpdump, /bin/kill" in your sudoers file
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sudo kill "$(cat "$1")"
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if ! [ -e "$1" ] && [ -s "$1" ]; then
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$SUDOSTR kill "$(cat "$1")" 2>&1 | grep -v "No such process"
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rm $1
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fi
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rm $1
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fi
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}
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date
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