Tests: Make warn_processes.sh more portable

[lttng-tools.git] / tests / utils / warn_processes.sh

diff --git a/tests/utils/warn_processes.sh b/tests/utils/warn_processes.sh
new file mode 100755 (executable)
index 0000000..fee1d0f
--- /dev/null
+++ b/tests/utils/warn_processes.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+PGREP="$1"
+
+if [ x$LTTNG_TOOLS_TESTS_DISABLE_WARN_LTTNG_PROCESSES == x1 ]; then
+       exit
+fi
+
+color_warn='\E[1;33m'
+color_reset='\E[0m'
+color_bold='\E[1m'
+
+lttng_processes="$("$PGREP" -l 'lttng|gen-ust-.+')"
+
+if [ $? -eq 0 ]; then
+       pids="$(cut -d ' ' -f 1 <<< "$lttng_processes" | tr '\n' ' ')"
+
+       echo -e "${color_warn}Warning: the following LTTng processes were detected running on the system:$color_reset"
+       echo
+       echo "$lttng_processes"
+       echo
+       echo -e "Here's how to kill them: ${color_bold}kill -9 $pids$color_reset"
+       echo -e "${color_warn}If you leave them alive, some tests could fail.$color_reset"
+       echo
+fi