Commit 348ff890 authored by Karol Latecki's avatar Karol Latecki Committed by Tomasz Zawadzki
Browse files

scripts/bpftrace.sh: redirect output to file 



Allow redirecting output to file. Using simple
"if" for an environment variable, as script arguments
number is variable and using getops seems like an
overkill.

Signed-off-by: default avatarKarol Latecki <karol.latecki@intel.com>
Change-Id: I7e219bb1fd6377bc20c44b76cec3685b32e9316c
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/8643


Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarTomasz Zawadzki <tomasz.zawadzki@intel.com>
parent ecd46370

scripts/bpftrace.sh

+5 −1
Original line number Diff line number Diff line
@@ -3,6 +3,9 @@ set -e 


if [ $# -lt 2 ]; then

	echo "usage: $0 <pid> <script>"

	echo ""

	echo "Environment variable BPF_OUTFILE can be set to save results to a file"

	echo "rather than print to stdout."

	exit 1

fi

SCRIPTS_DIR=$(readlink -f $(dirname $0))
@@ -12,4 +15,5 @@ BPF_SCRIPT+=$(sed "s#__EXE__#${BIN_PATH}#g" "${@:2}" | sed "s#__PID__#${1}#g") 
if [ -n "$ECHO_SCRIPT" ]; then

	echo "$BPF_SCRIPT"

fi

bpftrace -p $1 -e "$BPF_SCRIPT"
 


bpftrace -p $1 -e "$BPF_SCRIPT" ${BPF_OUTFILE:+-o "$BPF_OUTFILE"}