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start:node-red_on_bbb [2019/01/08 11:16] admin |
start:node-red_on_bbb [2019/01/08 11:19] (current) admin |
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| There are no node or npm packages needed from Debian repos, so first remove leftover nodejs stuff and apt installed packages from the [[https://stackoverflow.com/questions/9283472/command-to-remove-all-npm-modules-globally#9283646|Linux directories]]: | There are no node or npm packages needed from Debian repos, so first remove leftover nodejs stuff and apt installed packages from the [[https://stackoverflow.com/questions/9283472/command-to-remove-all-npm-modules-globally#9283646|Linux directories]]: | ||
| <Code:bash> | <Code:bash> | ||
| - | # su | + | guest:~$ su |
| - | # npm ls -gp --depth=0 | awk -F/ '/node_modules/ && !/\/npm$/ {print $NF}' | xargs npm -g rm | + | ~# npm ls -gp --depth=0 | awk -F/ '/node_modules/ && !/\/npm$/ {print $NF}' | xargs npm -g rm |
| - | # apt-get remove npm nodejs | + | ~# apt-get remove npm nodejs |
| </Code> | </Code> | ||
| Be sure to install needed packages for building[[https://www.linuxuprising.com/2018/04/how-to-install-and-configure-nodejs-and.html|nodejs]]: | Be sure to install needed packages for building[[https://www.linuxuprising.com/2018/04/how-to-install-and-configure-nodejs-and.html|nodejs]]: | ||
| <Code:bash> | <Code:bash> | ||
| - | apt-get install curl build-essential | + | ~# apt-get install curl build-essential |
| </Code> | </Code> | ||
| Then add deb.nodesource.com to apt repository and install nodejs 8: | Then add deb.nodesource.com to apt repository and install nodejs 8: | ||
| <Code:bash> | <Code:bash> | ||
| - | # curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash - | + | ~# curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash - |
| - | # apt-get install nodejs | + | ~# apt-get install nodejs |
| </Code> | </Code> | ||
| Line 24: | Line 24: | ||
| Login as user who later runs nodejs and download the nosudo script: | Login as user who later runs nodejs and download the nosudo script: | ||
| <Code:bash> | <Code:bash> | ||
| - | # cd | + | guest:~$ cd |
| - | # wget https://raw.githubusercontent.com/glenpike/npm-g_nosudo/master/npm-g-nosudo.sh | + | guest:~$ wget https://raw.githubusercontent.com/glenpike/npm-g_nosudo/master/npm-g-nosudo.sh |
| </Code> | </Code> | ||
| Execute script and .bashrc: | Execute script and .bashrc: | ||
| <Code:bash> | <Code:bash> | ||
| - | # chmod +x npm-g-nosudo.sh | + | guest:~$ chmod +x npm-g-nosudo.sh |
| - | # ./npm-g-nosudo.sh | + | guest:~$ ./npm-g-nosudo.sh |
| - | # source ~/.bashrc | + | guest:~$ source ~/.bashrc |
| </Code> | </Code> | ||
| Now you are able to install needed npm packages as user globally: | Now you are able to install needed npm packages as user globally: | ||
| <Code:bash> | <Code:bash> | ||
| - | # npm install -g <some package> | + | guest:~$ npm install -g <some package> |
| </Code> | </Code> | ||
| Line 42: | Line 42: | ||
| The "Node-RED graphical event wiring tool" called node-red must be installed for having the web based wiring tool on bbb:1880 as far as some node-red nodes for accessing the GPIO of the beagle bone black: | The "Node-RED graphical event wiring tool" called node-red must be installed for having the web based wiring tool on bbb:1880 as far as some node-red nodes for accessing the GPIO of the beagle bone black: | ||
| <Code:bash> | <Code:bash> | ||
| - | # npm i node-red -g | + | guest:~$ npm i node-red -g |
| - | # npm i beaglebone-io johnny-five node-red-contrib-gpio -g | + | guest:~$ npm i beaglebone-io johnny-five node-red-contrib-gpio -g |
| </Code> | </Code> | ||
| Integrate node-red into systemd by creating a /lib/systemd/system/nodered.service with following content: | Integrate node-red into systemd by creating a /lib/systemd/system/nodered.service with following content: | ||
| <Code> | <Code> | ||
| - | # systemd service file to start Node-RED | + | ~# systemd service file to start Node-RED |
| [Unit] | [Unit] | ||
| Description=Node-RED graphical event wiring tool. | Description=Node-RED graphical event wiring tool. | ||
| Line 71: | Line 71: | ||
| Enable service: | Enable service: | ||
| <Code:bash> | <Code:bash> | ||
| - | # systemctl daemon-reload | + | ~# systemctl daemon-reload |
| - | # systemctl enable nodered.service | + | ~# systemctl enable nodered.service |
| </Code> | </Code> | ||
| Show loggings of node-red: | Show loggings of node-red: | ||
| <Code:bash> | <Code:bash> | ||
| - | # journalctl -fu nodered.service -b | + | ~# journalctl -fu nodered.service -b |
| </Code> | </Code> | ||