Node-RED Execute multiline shell script

node-red-multiline-shellscript.json

[{"id":"1a73c740.e06d79","type":"subflow","name":"Execute Shell Script","info":"","in":[{"x":100,"y":200,"wires":[{"id":"662c3c62.43d624"}]}],"out":[{"x":960,"y":280,"wires":[{"id":"9e92978.d8d0868","port":0}]},{"x":960,"y":340,"wires":[{"id":"9e92978.d8d0868","port":1}]},{"x":960,"y":400,"wires":[{"id":"9e92978.d8d0868","port":2}]}]},{"id":"dda86e6b.3b362","type":"file","z":"1a73c740.e06d79","name":"Write script file","filename":"","appendNewline":true,"createDir":false,"overwriteFile":"false","x":860,"y":140,"wires":[]},{"id":"7a2a96f.a52b268","type":"exec","z":"1a73c740.e06d79","command":"mktemp","addpay":false,"append":"","useSpawn":"","timer":"","name":"","x":420,"y":200,"wires":[["9131a546.667eb8"],[],[]]},{"id":"c9fb5364.0becc","type":"file","z":"1a73c740.e06d79","name":"Delete script file","filename":"","appendNewline":true,"createDir":false,"overwriteFile":"delete","x":1020,"y":480,"wires":[]},{"id":"9e92978.d8d0868","type":"exec","z":"1a73c740.e06d79","command":" sh ","addpay":true,"append":"","useSpawn":"","timer":"","name":"Execute the shell script","x":690,"y":340,"wires":[["c9fb5364.0becc"],[],[]]},{"id":"36f470a4.a6a84","type":"exec","z":"1a73c740.e06d79","command":"chmod +x ","addpay":true,"append":"","useSpawn":"","timer":"","name":"","x":1040,"y":200,"wires":[["6ba1dbc1.d547b4"],[],[]]},{"id":"662c3c62.43d624","type":"change","z":"1a73c740.e06d79","name":"","rules":[{"t":"set","p":"command","pt":"msg","to":"payload","tot":"msg"}],"action":"","property":"","from":"","to":"","reg":false,"x":230,"y":200,"wires":[["7a2a96f.a52b268"]]},{"id":"a61c48a5.e5dc88","type":"change","z":"1a73c740.e06d79","name":"","rules":[{"t":"set","p":"payload","pt":"msg","to":"filename","tot":"msg"}],"action":"","property":"","from":"","to":"","reg":false,"x":860,"y":200,"wires":[["36f470a4.a6a84"]]},{"id":"9131a546.667eb8","type":"function","z":"1a73c740.e06d79","name":"","func":"msg.filename = msg.payload.trim();\nmsg.payload = msg.command;\nreturn msg;","outputs":1,"noerr":0,"x":590,"y":180,"wires":[["dda86e6b.3b362","a61c48a5.e5dc88"]]},{"id":"6ba1dbc1.d547b4","type":"change","z":"1a73c740.e06d79","name":"","rules":[{"t":"set","p":"payload","pt":"msg","to":"filename","tot":"msg"}],"action":"","property":"","from":"","to":"","reg":false,"x":480,"y":340,"wires":[["9e92978.d8d0868"]]},{"id":"f21f0fb8.12361","type":"comment","z":"1a73c740.e06d79","name":"Execute shell script","info":"Execute the shell script in msg.payload.","x":130,"y":40,"wires":[]},{"id":"743f5337.595bcc","type":"inject","z":"25a6867.0cf2d7a","name":"Start","topic":"","payload":"","payloadType":"date","repeat":"","crontab":"","once":false,"x":170,"y":80,"wires":[["92fd8149.b5867"]]},{"id":"92fd8149.b5867","type":"template","z":"25a6867.0cf2d7a","name":"Shell Script","field":"payload","fieldType":"msg","format":"handlebars","syntax":"mustache","template":"#! /bin/sh\n\necho Timestamp is {{payload}}.","x":330,"y":80,"wires":[["5b242947.2d4ac8"]]},{"id":"5b242947.2d4ac8","type":"subflow:1a73c740.e06d79","z":"25a6867.0cf2d7a","x":530,"y":80,"wires":[["24c6f0cd.3edaa"],["24c6f0cd.3edaa"],["24c6f0cd.3edaa"]]},{"id":"24c6f0cd.3edaa","type":"debug","z":"25a6867.0cf2d7a","name":"Log the result","active":true,"console":"false","complete":"payload","x":740,"y":80,"wires":[]}]