Added --all flag.
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2 changed files with 96 additions and 87 deletions
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@ -7,15 +7,15 @@ between presets.
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Switch on/off:
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`$ wled -f(nordcenter)|-w(wohnzimmer) on|off`
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`$ wled --fnordcenter|--wohnzimmer|--all on|off`
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Switch between presets 1 to 17 or list available presets:
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`$ wled -f|-w 1-17|l`
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`$ wled -f|-w|-a [1-17|l(ist)]`
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Change brightness:
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`$ wled -f|-w -b 1-255`
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`$ wled -f|-w|-a -b [1-255]`
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## Requirements
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89
wled
89
wled
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@ -8,21 +8,22 @@
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NAME="wled.sh"
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COMMAND="wled"
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VERSION="0.1.1"
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VERSION="0.1.2"
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print_usage() {
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echo "\
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Usage: $COMMAND -f(norcenter)|-w(wohnzimmer) [on|off]
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$COMMAND -f|-w [1-17|list]
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$COMMAND -f|-w -b [1-255]"
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Usage: $COMMAND -f(norcenter)|-w(wohnzimmer)|-a(ll) [on|off]
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$COMMAND -f|-w|-a [1-17|list]
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$COMMAND -f|-w|-a -b [1-255]"
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}
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print_help() {
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print_usage
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echo "
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host selection:
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instance selection:
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-f,--fnordcenter select fnordcenter
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-w,--wohnzimmer select wohnzimmer
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-a,--all select all known instances
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commands:
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on|off switch on/off
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@ -50,9 +51,16 @@ active_preset() {
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sed -n 's/.*"ps"[[:space:]]*:[[:space:]]*\(1\?[0-9]\).*/\1/p'
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}
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# Parse host argument.
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case "$1" in
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""|-h|--help) # Missing host parameter.
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arg_inst="$1"
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arg_cmnd="$2"
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arg_param="$3"
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# Clear positional arguments.
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set --
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# Parse instance argument and store hostnames as positional arguments.
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case "$arg_inst" in
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""|-h|--help) # Missing instance parameter.
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print_help
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exit 0
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;;
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@ -60,34 +68,39 @@ case "$1" in
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echo "$NAME version $VERSION"
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exit 0
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;;
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-a|--all)
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set -- 'wled-fnordcenter.local' \
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'wled-wohnzimmer.local'
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;;
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-f|--fnordcenter)
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wled_host='wled-fnordcenter.local'
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set -- 'wled-fnordcenter.local'
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;;
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-w|--wohnzimmer)
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wled_host='wled-wohnzimmer.local'
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set -- 'wled-wohnzimmer.local'
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;;
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*) # Unknown host parameter.
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echo "Error: unknown host \"$1\"." >&2
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*) # Unknown instance parameter.
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echo "Error: unknown instance \"$arg_inst\"." >&2
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print_usage
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exit 1
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;;
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esac
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# Parse and execute command argument.
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case "$2" in
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# Parse and execute command argument against given instances.
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while test $# -gt 0; do
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case "$arg_cmnd" in
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on) # Switch on.
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api_resp=$(curl_send '{"on":true}' "http://$wled_host/json")
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api_resp=$(curl_send '{"on":true}' "http://$1/json")
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;;
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off) # Switch off.
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api_resp=$(curl_send '{"on":false}' "http://$wled_host/json")
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api_resp=$(curl_send '{"on":false}' "http://$1/json")
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;;
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-b|--brightness) # Set brightness.
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if test -z "$3"; then
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if test -z "$arg_param"; then
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echo "Error: missing parameter for brightness." >&2
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exit 1
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fi
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# Try to convert 3rd parameter to an integer between 1 an 255.
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bright=$(printf '%u' "$3" 2>/dev/null)
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bright=$(printf '%u' "$arg_param" 2>/dev/null)
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if test $? -gt 0; then # Conversion failed.
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echo "Error: unable to parse parameter for brightness." >&2
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exit 1
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@ -95,15 +108,15 @@ case "$2" in
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echo "Error: parameter for brightness is out of range." >&2
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exit 1
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fi
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api_resp=$(curl_send "{'bri':$bright}" "http://$wled_host/json")
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api_resp=$(curl_send "{'bri':$bright}" "http://$1/json")
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;;
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[1-9]|1[0-7]) # Switch to preset.
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api_resp=$(curl_send "{'ps':$2}" "http://$wled_host/json")
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api_resp=$(curl_send "{'ps':$arg_cmnd}" "http://$1/json")
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;;
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l|list) # List presets.
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printf "loading ...\r"
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active_ps=$(active_preset "$wled_host")
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curl_fetch "http://$wled_host/presets.json" | \
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active_ps=$(active_preset "$1")
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curl_fetch "http://$1/presets.json" | \
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# Split into lines - one line per preset.
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sed --sandbox 's/"1\?[0-9]"[[:space:]]*:/\n&/g' | \
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# Extract number and name of every preset. Right-align numbers.
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@ -117,13 +130,8 @@ case "$2" in
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# Sort.
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sort -b -n | \
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# Prepend description and mark active preset.
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sed --sandbox -e "1i\\Presets on $wled_host:" \
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sed --sandbox -e "1i\\Presets on $1:" \
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-e "s/^ \?$active_ps:.*/& */"
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exit $?
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;;
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dump) # Dump JSON response from API.
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curl_fetch -w '\n' "http://$wled_host/json"
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exit 0
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;;
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"") # Missing command.
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echo "Error: missing command." >&2
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@ -131,22 +139,23 @@ case "$2" in
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exit 1
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;;
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*) # Unknown command.
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echo "Error: unknown command \"$2\"." >&2
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echo "Error: unknown command \"$arg_cmnd\"." >&2
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print_usage
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exit 1
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;;
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esac
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esac
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# Check curl exit status
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curl_exit=$?
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if test $curl_exit -ne 0; then
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# Check curl exit status
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curl_exit=$?
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if test $curl_exit -ne 0; then
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echo "Error: curl exited with exit code $curl_exit." >&2
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exit 1
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fi
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fi
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# Check API responce.
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if echo "$api_resp" | grep -qv '{\s*"success"\s*:\s*true\s*}'; then
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echo "Error: unexpected responce from WLED API." >&2
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exit 1
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fi
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# Check API responce.
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if test -n "$api_resp" && echo "$api_resp" | grep -qv '{\s*"success"\s*:\s*true\s*}'; then
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echo "Warning: unexpected responce from WLED API." >&2
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fi
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shift
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done
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