mstolin/example.csv

## example.csv

          
            Time
             Total
             Today
             Power
             Voltage
             Current

            
              2022-07-24T15:03:02
              0.037
              0.037
              40
              227
              0.282

            
              2022-07-24T15:03:07
              0.037
              0.037
              39
              227
              0.282

            
              2022-07-24T15:03:12
              0.037
              0.037
              38
              227
              0.283

## observe.sh
#!/bin/sh

if [ "$#" -eq 0 ]; then
    echo "Usage: observe.sh <ip> [interval] [runtime]"
    exit 1
fi

ip="${1}" # ip of the tasmota device
url="http://${ip}/cm?cmnd=status%2010" # api url
interval="${2:-5}" # in seconds
runtime="${3:-30} second" # how long, in seconds
endtime=$(date -ud "$runtime" +%s)

header="Time, Total, Today, Power, Voltage, Current"
data=""

while [[ $(date -u +%s) -le $endtime ]]; do
    sleep $interval
    resp=$(curl -s ${url} | jq -r '.StatusSNS | [.Time, .ENERGY.Total, .ENERGY.Today, .ENERGY.Power, .ENERGY.Voltage, .ENERGY.Current] | @csv')
    data="${data}\n${resp}"
done <<< $data

echo -e "${header}${data}"
Time	Total	Today	Power	Voltage	Current
2022-07-24T15:03:02	0.037	0.037	40	227	0.282
2022-07-24T15:03:07	0.037	0.037	39	227	0.282
2022-07-24T15:03:12	0.037	0.037	38	227	0.283
	#!/bin/sh

	if [ "$#" -eq 0 ]; then
	echo "Usage: observe.sh <ip> [interval] [runtime]"
	exit 1
	fi

	ip="${1}" # ip of the tasmota device
	url="http://${ip}/cm?cmnd=status%2010" # api url
	interval="${2:-5}" # in seconds
	runtime="${3:-30} second" # how long, in seconds
	endtime=$(date -ud "$runtime" +%s)

	header="Time, Total, Today, Power, Voltage, Current"
	data=""

	while [[ $(date -u +%s) -le $endtime ]]; do
	sleep $interval
	resp=$(curl -s ${url} \| jq -r '.StatusSNS \| [.Time, .ENERGY.Total, .ENERGY.Today, .ENERGY.Power, .ENERGY.Voltage, .ENERGY.Current] \| @csv')
	data="${data}\n${resp}"
	done <<< $data

	echo -e "${header}${data}"