33dc1f24d9
Introduce a script which can be installed into the system to aide reporting potential camera and media related issues. The script shall capture system information and store it in a temporary file - but it remains the users responsibilty to choose to share this data, and no automatic bug submissions are anticipated. Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
115 lines
3.0 KiB
Bash
Executable File
115 lines
3.0 KiB
Bash
Executable File
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0-or-later
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REPORT="libcamera-report-$(hostname)-$(date +%Y%m%d-%H%M%S).txt"
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section() {
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echo
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echo "=================================================="
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echo "$1"
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echo "=================================================="
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}
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run() {
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echo
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echo "\$ $*"
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"$@" || echo "[WARN] Command failed: $*"
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}
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# Run a command with sudo if the script was allowed to use it.
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run_with_sudo() {
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if [ -n "$SUDO" ]; then
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echo
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echo "\$ $SUDO $*"
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$SUDO "$@" || echo "[WARN] Command failed: $SUDO $*"
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else
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run "$@"
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fi
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}
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mark_kmsg() {
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if [ -w /dev/kmsg ]; then
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echo "libcamera-bug-report[$$]: $1" > /dev/kmsg
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elif [ -n "$SUDO" ]; then
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printf "libcamera-bug-report[%s]: %s\n" "$$" "$1" | $SUDO tee /dev/kmsg >/dev/null || \
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echo "[WARN] failed to write /dev/kmsg with sudo: $1"
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else
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echo "[INFO] /dev/kmsg not writable, skipping kernel marker: $1"
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fi
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}
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main() {
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section "Report metadata"
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echo "Date: $(date -Is)"
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echo "Host: $(hostname)"
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echo "User: $(id)"
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section "Kernel & OS"
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run uname -a
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run cat /etc/os-release
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command -v lsb_release >/dev/null && run lsb_release -a
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section "Media / V4L2 tools"
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command -v media-ctl >/dev/null && run media-ctl --version
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command -v v4l2-ctl >/dev/null && run v4l2-ctl --version
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command -v v4l2-ctl >/dev/null && run v4l2-ctl --list-devices
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section "Device nodes"
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run ls -l /dev/video* /dev/v4l-* /dev/media* 2>/dev/null
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run grep . /sys/class/video4linux/*/name
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section "Deferred devices"
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run_with_sudo cat /sys/kernel/debug/devices_deferred
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section "V4L2 async pending subdevices"
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run_with_sudo cat /sys/kernel/debug/v4l2-async/pending_async_subdevices
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section "Media graph topology"
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for m in /dev/media*; do
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echo
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echo "Parsing $m"
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command -v media-ctl >/dev/null && run media-ctl -p -d "$m"
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done
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section "libcamera & userspace"
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run which cam
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command -v cam >/dev/null && run ldd "$(which cam)"
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section "libcamera probe (cam -l)"
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mark_kmsg "BEGIN cam -l"
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LIBCAMERA_LOG_LEVELS="*:0" run cam -l
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mark_kmsg "END cam -l"
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section "Kernel log (post cam -l)"
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run_with_sudo dmesg
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section "Permissions & capabilities"
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run id
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run groups
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command -v getcap >/dev/null && run getcap "$(which cam)"
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section "End of report"
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}
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# If not running as root, prompt the user once to allow sudo
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SUDO=""
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if [ "$(id -u)" -ne 0 ]; then
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if [ -t 0 ]; then
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printf "Some checks require root; allow sudo for privileged commands? [y/N] "
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read -r ans
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case "$ans" in
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[Yy]|[Yy][Ee][Ss]) SUDO="sudo" ;;
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*) SUDO="" ;;
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esac
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fi
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fi
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# Run main and tee output to both stdout and the report file.
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main 2>&1 | tee "$REPORT"
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echo ""
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echo "Report saved to $REPORT"
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echo "Please inspect the report and remove any sensitive information before sharing."
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