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#!/bin/bash
# doorbell-viewport-debug: CLI debug tool
#
# Commands:
# show Turn display on
# hide Turn display off
# test-display Test display power cycle (on -> 3s -> off)
# test-touch List touch devices and capabilities
# test-stream Fetch RTSP URL from Protect and play via mpv
# test-protect Test Protect API authentication and camera info
set -e
ENV_FILE="/etc/doorbell-viewport/doorbell-viewport.env"
CMD="${1:-help}"
_load_env() {
if [ -f "$ENV_FILE" ]; then
set -a
# shellcheck disable=SC1090
source "$ENV_FILE"
set +a
else
echo "Warning: $ENV_FILE not found" >&2
fi
}
_display_on() {
case "${DOORBELL_VIEWPORT_DISPLAY_BACKEND:-vcgencmd}" in
vcgencmd)
vcgencmd display_power 1
;;
drm|panel)
BACKLIGHT=$(ls /sys/class/backlight/ 2>/dev/null | head -1)
if [ -n "$BACKLIGHT" ]; then
MAX=$(cat "/sys/class/backlight/$BACKLIGHT/max_brightness")
echo "$MAX" > "/sys/class/backlight/$BACKLIGHT/brightness"
else
echo "No backlight device found" >&2
fi
;;
esac
}
_display_off() {
case "${DOORBELL_VIEWPORT_DISPLAY_BACKEND:-vcgencmd}" in
vcgencmd)
vcgencmd display_power 0
;;
drm|panel)
BACKLIGHT=$(ls /sys/class/backlight/ 2>/dev/null | head -1)
if [ -n "$BACKLIGHT" ]; then
echo "0" > "/sys/class/backlight/$BACKLIGHT/brightness"
else
echo "No backlight device found" >&2
fi
;;
esac
}
cmd_show() {
_load_env
echo "Turning display on..."
_display_on
echo "Display on"
}
cmd_hide() {
_load_env
echo "Turning display off..."
_display_off
echo "Display off"
}
cmd_test_display() {
_load_env
echo "Testing display power cycle..."
echo "ON..."
_display_on
sleep 3
echo "OFF..."
_display_off
echo "Done"
}
cmd_test_touch() {
echo "Touch devices:"
python3 - <<'PYEOF'
import evdev
for path in evdev.list_devices():
try:
dev = evdev.InputDevice(path)
caps = dev.capabilities()
has_mt = (
evdev.ecodes.EV_ABS in caps
and any(
code == evdev.ecodes.ABS_MT_POSITION_X
for code, _ in caps[evdev.ecodes.EV_ABS]
)
)
has_btn = (
evdev.ecodes.EV_KEY in caps
and evdev.ecodes.BTN_TOUCH in [code for code, _ in caps.get(evdev.ecodes.EV_KEY, [])]
)
print(f" {path}: {dev.name!r} (multitouch={has_mt}, btn_touch={has_btn})")
dev.close()
except Exception as e:
print(f" {path}: error: {e}")
PYEOF
echo ""
echo "To monitor live touch events interactively:"
echo " python3 -m evdev.evtest"
}
cmd_test_stream() {
_load_env
if [ -z "$DOORBELL_VIEWPORT_PROTECT_HOST" ]; then
echo "Error: DOORBELL_VIEWPORT_PROTECT_HOST not set" >&2
exit 1
fi
echo "Fetching RTSP URL from $DOORBELL_VIEWPORT_PROTECT_HOST..."
RTSP_URL=$(python3 - <<PYEOF
import os, sys, requests, urllib3
urllib3.disable_warnings()
host = os.environ['DOORBELL_VIEWPORT_PROTECT_HOST']
user = os.environ['DOORBELL_VIEWPORT_PROTECT_USERNAME']
passwd = os.environ['DOORBELL_VIEWPORT_PROTECT_PASSWORD']
camera_id = os.environ['DOORBELL_VIEWPORT_CAMERA_ID']
s = requests.Session()
s.verify = False
r = s.post(f'https://{host}/api/auth/login',
json={'username': user, 'password': passwd}, timeout=10)
r.raise_for_status()
r2 = s.get(f'https://{host}/proxy/protect/api/cameras/{camera_id}', timeout=10)
r2.raise_for_status()
for ch in r2.json().get('channels', []):
if ch.get('isRtspEnabled') and ch.get('rtspAlias'):
print(f"rtsp://{host}:7447/{ch['rtspAlias']}")
sys.exit(0)
print('no-rtsp-url', file=sys.stderr)
sys.exit(1)
PYEOF
)
if [ -z "$RTSP_URL" ]; then
echo "Failed to get RTSP URL" >&2
exit 1
fi
echo "Playing: $RTSP_URL"
echo "(press q to quit)"
mpv \
--vo=drm \
"--video-rotate=${DOORBELL_VIEWPORT_ORIENTATION:-270}" \
--fullscreen \
--no-border \
--no-osc \
--no-input-default-bindings \
--really-quiet \
"$RTSP_URL"
}
cmd_test_protect() {
_load_env
if [ -z "$DOORBELL_VIEWPORT_PROTECT_HOST" ]; then
echo "Error: DOORBELL_VIEWPORT_PROTECT_HOST not set" >&2
exit 1
fi
python3 - <<PYEOF
import os, requests, urllib3
urllib3.disable_warnings()
host = os.environ['DOORBELL_VIEWPORT_PROTECT_HOST']
user = os.environ['DOORBELL_VIEWPORT_PROTECT_USERNAME']
passwd = os.environ['DOORBELL_VIEWPORT_PROTECT_PASSWORD']
camera_id = os.environ['DOORBELL_VIEWPORT_CAMERA_ID']
s = requests.Session()
s.verify = False
print(f"Connecting to {host}...")
r = s.post(f'https://{host}/api/auth/login',
json={'username': user, 'password': passwd}, timeout=10)
r.raise_for_status()
print("Authentication: OK")
r2 = s.get(f'https://{host}/proxy/protect/api/cameras/{camera_id}', timeout=10)
r2.raise_for_status()
data = r2.json()
print(f"Camera name: {data.get('name', 'unknown')}")
print(f"Camera type: {data.get('type', 'unknown')}")
channels = [ch for ch in data.get('channels', []) if ch.get('isRtspEnabled')]
print(f"RTSP channels: {len(channels)}")
for ch in channels:
name = ch.get('name', '')
alias = ch.get('rtspAlias', '')
print(f" {name}: rtsp://{host}:7447/{alias}")
print("Protect connection: OK")
PYEOF
}
case "$CMD" in
show) cmd_show ;;
hide) cmd_hide ;;
test-display) cmd_test_display ;;
test-touch) cmd_test_touch ;;
test-stream) cmd_test_stream ;;
test-protect) cmd_test_protect ;;
help|*)
echo "Usage: doorbell-viewport-debug <command>"
echo ""
echo "Commands:"
echo " show Turn display on"
echo " hide Turn display off"
echo " test-display Test display power cycle (on -> 3s -> off)"
echo " test-touch List touch devices and capabilities"
echo " test-stream Fetch RTSP URL and play via mpv"
echo " test-protect Test Protect API connection and camera info"
echo ""
echo "Config: $ENV_FILE"
;;
esac
|
