Tests: Swap usages of pidof for pgrep --full
authorJérémie Galarneau <jeremie.galarneau@efficios.com>
Fri, 18 Sep 2015 16:59:20 +0000 (12:59 -0400)
committerJérémie Galarneau <jeremie.galarneau@efficios.com>
Fri, 18 Sep 2015 16:59:20 +0000 (12:59 -0400)
Some implementations of pidof (such as the one from procps-ng)
seem immune to changing a process' name using prctl() and
overwriting argv[0]. Using preg --full works around this
problem.

In time, we should ensure every deamon publishes a PID file
which can be reliably used by the tests.

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
tests/stress/test_multi_sessions_per_uid_10app
tests/stress/test_multi_sessions_per_uid_5app_streaming
tests/stress/test_multi_sessions_per_uid_5app_streaming_kill_relayd
tests/utils/utils.sh

index c25e303b03e38690fe0d61a2aec9fb60e83b3d01..90ef81963bfd57868726dc9682557176caae0388 100755 (executable)
@@ -43,7 +43,7 @@ function enable_channel_per_uid()
 
 function check_sessiond()
 {
-       if [ -z "$(pidof lt-lttng-sessiond)" ]; then
+       if [ -z "$(pgrep --full lt-lttng-sessiond)" ]; then
                local str_date=$(date +%H%M%S-%d%m%Y)
 
                diag "!!!The session daemon died unexpectedly!!!"
@@ -65,7 +65,7 @@ function start_sessiond()
                BAIL_OUT "*** Kernel too old for session daemon tests ***"
        fi
 
-       if [ -z $(pidof lt-$SESSIOND_BIN) ]; then
+       if [ -z $(pgrep --full lt-$SESSIOND_BIN) ]; then
                # We have to start it like this so the ulimit -c is used by this
                # process. Also, we collect any error message printed out.
                $TESTDIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --quiet --background --consumerd32-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" >$LOG_FILE 2>&1
index 760e2222e53232b50d43f03c2638aef20b124c5e..3d355822476b1ecf57180d1d4ff01968db088dcf 100755 (executable)
@@ -51,7 +51,7 @@ function lttng_create_session_uri
 
 function check_sessiond()
 {
-       if [ -z "$(pidof lt-lttng-sessiond)" ]; then
+       if [ -z "$(pgrep --full lt-lttng-sessiond)" ]; then
                local str_date=$(date +%H%M%S-%d%m%Y)
 
                diag "!!!The session daemon died unexpectedly!!!"
@@ -65,7 +65,7 @@ function check_sessiond()
 
 function check_relayd()
 {
-       if [ -z "$(pidof lt-lttng-relayd)" ]; then
+       if [ -z "$(pgrep --full lt-lttng-relayd)" ]; then
                local str_date=$(date +%H%M%S-%d%m%Y)
 
                diag "!!!The relay daemon died unexpectedly!!!"
@@ -87,7 +87,7 @@ function start_sessiond()
                BAIL_OUT "*** Kernel too old for session daemon tests ***"
        fi
 
-       if [ -z $(pidof lt-$SESSIOND_BIN) ]; then
+       if [ -z $(pgrep --full lt-$SESSIOND_BIN) ]; then
                # We have to start it like this so the ulimit -c is used by this
                # process. Also, we collect any error message printed out.
                $TESTDIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --quiet --background --consumerd32-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" >$LOG_FILE_SESSIOND 2>&1
@@ -101,7 +101,7 @@ function start_relayd
        local opt=$1
        local RELAYD_BIN="lttng-relayd"
 
-       if [ -z $(pidof lt-$RELAYD_BIN) ]; then
+       if [ -z $(pgrep --full lt-$RELAYD_BIN) ]; then
                $TESTDIR/../src/bin/lttng-relayd/$RELAYD_BIN $opt >$LOG_FILE_RELAYD 2>&1 &
                ok $? "Start lttng-relayd (opt: \"$opt\")"
        fi
index 3b26ba7a8301d461ad8c615b760e4300156e2560..0f6e49a9fe62a9fc57938e6cec2c83efc4a7cae5 100755 (executable)
@@ -52,7 +52,7 @@ function lttng_create_session_uri
 
 function check_sessiond()
 {
-       if [ -z "$(pidof lt-lttng-sessiond)" ]; then
+       if [ -z "$(pgrep --full lt-lttng-sessiond)" ]; then
                local str_date=$(date +%H%M%S-%d%m%Y)
 
                diag "!!!The session daemon died unexpectedly!!!"
@@ -74,7 +74,7 @@ function start_sessiond()
                BAIL_OUT "*** Kernel too old for session daemon tests ***"
        fi
 
-       if [ -z $(pidof lt-$SESSIOND_BIN) ]; then
+       if [ -z $(pgrep --full lt-$SESSIOND_BIN) ]; then
                # We have to start it like this so the ulimit -c is used by this
                # process. Also, we collect any error message printed out.
                #$TESTDIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --quiet --background --consumerd32-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" >$LOG_FILE_SESSIOND 2>&1
@@ -90,7 +90,7 @@ function start_relayd
        local opt=$1
        local RELAYD_BIN="lttng-relayd"
 
-       if [ -z $(pidof lt-$RELAYD_BIN) ]; then
+       if [ -z $(pgrep --full lt-$RELAYD_BIN) ]; then
                $TESTDIR/../src/bin/lttng-relayd/$RELAYD_BIN $opt >$LOG_FILE_RELAYD 2>&1 &
                ok $? "Start lttng-relayd (opt: \"$opt\")"
        fi
@@ -98,7 +98,7 @@ function start_relayd
 
 function check_relayd()
 {
-       if [ -z "$(pidof lt-lttng-relayd)" ]; then
+       if [ -z "$(pgrep --full lt-lttng-relayd)" ]; then
                local str_date=$(date +%H%M%S-%d%m%Y)
 
                #diag "Relay daemon died. Starting it again"
index d08d6b23cf3164476975e2959172a48cd106f7aa..35207929eca6afd63394c63a7f7d556c579f3489 100644 (file)
@@ -269,7 +269,7 @@ function start_lttng_relayd_opt()
 
        DIR=$(readlink -f $TESTDIR)
 
-       if [ -z $(pidof lt-$RELAYD_BIN) ]; then
+       if [ -z $(pgrep --full lt-$RELAYD_BIN) ]; then
                $DIR/../src/bin/lttng-relayd/$RELAYD_BIN -b $opt 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
                #$DIR/../src/bin/lttng-relayd/$RELAYD_BIN $opt -vvv >>/tmp/relayd.log 2>&1 &
                if [ $? -eq 1 ]; then
@@ -301,7 +301,7 @@ function stop_lttng_relayd_opt()
 {
        local withtap=$1
 
-       PID_RELAYD=`pidof lt-$RELAYD_BIN`
+       PID_RELAYD=`pgrep --full lt-$RELAYD_BIN`
 
        if [ $withtap -eq "1" ]; then
                diag "Killing lttng-relayd (pid: $PID_RELAYD)"
@@ -317,7 +317,7 @@ function stop_lttng_relayd_opt()
        else
                out=1
                while [ -n "$out" ]; do
-                       out=$(pidof lt-$RELAYD_BIN)
+                       out=$(pgrep --full lt-$RELAYD_BIN)
                        sleep 0.5
                done
                if [ $withtap -eq "1" ]; then
@@ -359,7 +359,7 @@ function start_lttng_sessiond_opt()
        : ${LTTNG_SESSION_CONFIG_XSD_PATH=${DIR}/../src/common/config/}
        export LTTNG_SESSION_CONFIG_XSD_PATH
 
-       if [ -z $(pidof lt-$SESSIOND_BIN) ]; then
+       if [ -z $(pgrep --full lt-$SESSIOND_BIN) ]; then
                # Have a load path ?
                if [ -n "$load_path" ]; then
                        $DIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --load "$1" --background --consumerd32-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$DIR/../src/bin/lttng-consumerd/lttng-consumerd"
@@ -395,7 +395,7 @@ function stop_lttng_sessiond_opt()
                return
        fi
 
-       PID_SESSIOND=`pidof lt-$SESSIOND_BIN`
+       PID_SESSIOND=`pgrep --full lt-$SESSIOND_BIN`
 
        if [ -n "$2" ]; then
                kill_opt="$kill_opt -s $signal"
@@ -410,12 +410,12 @@ function stop_lttng_sessiond_opt()
        else
                out=1
                while [ -n "$out" ]; do
-                       out=$(pidof lt-$SESSIOND_BIN)
+                       out=$(pgrep --full lt-$SESSIOND_BIN)
                        sleep 0.5
                done
                out=1
                while [ -n "$out" ]; do
-                       out=$(pidof $CONSUMERD_BIN)
+                       out=$(pgrep --full $CONSUMERD_BIN)
                        sleep 0.5
                done
                if [ $withtap -eq "1" ]; then
@@ -440,7 +440,7 @@ function stop_lttng_consumerd_opt()
        local signal=$2
        local kill_opt=""
 
-       PID_CONSUMERD=`pidof $CONSUMERD_BIN`
+       PID_CONSUMERD=`pgrep --full $CONSUMERD_BIN`
 
        if [ -n "$2" ]; then
                kill_opt="$kill_opt -s $signal"
@@ -461,7 +461,7 @@ function stop_lttng_consumerd_opt()
        else
                out=1
                while [ $out -ne 0 ]; do
-                       pid=$(pidof $CONSUMERD_BIN)
+                       pid=$(pgrep --full $CONSUMERD_BIN)
 
                        # If consumerds are still present check their status.
                        # A zombie status qualifies the consumerd as *killed*
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