pi@raspbuntu:~$ curl -sL https://deb.nodesource.com/setup_8.x > nodesetup.sh
pi@raspbuntu:~$ sudo bash nodesetup.sh

## Installing the NodeSource Node.js 8.x LTS Carbon repo...


## Populating apt-get cache...

+ apt-get update
Trovato:1 https://deb.nodesource.com/node_8.x xenial InRelease
Trovato:2 http://it.archive.ubuntu.com/ubuntu xenial InRelease
Trovato:4 http://it.archive.ubuntu.com/ubuntu xenial-updates InRelease
Trovato:5 http://security.ubuntu.com/ubuntu xenial-security InRelease
Trovato:6 http://it.archive.ubuntu.com/ubuntu xenial-backports InRelease
Lettura elenco dei pacchetti... Fatto

## Confirming "xenial" is supported...

+ curl -sLf -o /dev/null 'https://deb.nodesource.com/node_8.x/dists/xenial/Release'

## Adding the NodeSource signing key to your keyring...

+ curl -s https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -
OK

## Creating apt sources list file for the NodeSource Node.js 8.x LTS Carbon repo...

+ echo 'deb https://deb.nodesource.com/node_8.x xenial main' > /etc/apt/sources.list.d/nodesource.list
+ echo 'deb-src https://deb.nodesource.com/node_8.x xenial main' >> /etc/apt/sources.list.d/nodesource.list

## Running `apt-get update` for you...

+ apt-get update
Trovato:1 https://deb.nodesource.com/node_8.x xenial InRelease
Trovato:2 http://it.archive.ubuntu.com/ubuntu xenial InRelease
Trovato:3 http://security.ubuntu.com/ubuntu xenial-security InRelease
Trovato:4 http://it.archive.ubuntu.com/ubuntu xenial-updates InRelease
Trovato:6 http://it.archive.ubuntu.com/ubuntu xenial-backports InRelease
Lettura elenco dei pacchetti... Fatto

## Run `sudo apt-get install -y nodejs` to install Node.js 8.x LTS Carbon and npm
## You may also need development tools to build native addons:
     sudo apt-get install gcc g++ make
## To install the Yarn package manager, run:
     curl -sL https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
     echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
     sudo apt-get update && sudo apt-get install yarn


pi@raspbuntu:~$ sudo apt-get install -y nodejs
Lettura elenco dei pacchetti... Fatto
Generazione albero delle dipendenze
Lettura informazioni sullo stato... Fatto
I seguenti pacchetti saranno aggiornati:
  nodejs
1 aggiornati, 0 installati, 0 da rimuovere e 253 non aggiornati.
È necessario scaricare 13,7 MB di archivi.
Dopo quest'operazione, verranno occupati 17,1 MB di spazio su disco.
Scaricamento di:1 https://deb.nodesource.com/node_8.x xenial/main amd64 nodejs amd64 8.11.4-1nodesource1 [13,7 MB]
Recuperati 13,7 MB in 5min 34s (40,8 kB/s)
(Lettura del database... 113124 file e directory attualmente installati.)
Preparativi per estrarre .../nodejs_8.11.4-1nodesource1_amd64.deb...
Detected old npm client, removing...
Estrazione di nodejs (8.11.4-1nodesource1) su (6.11.2-1nodesource1~xenial1)...
Elaborazione dei trigger per man-db (2.7.5-1)...
Configurazione di nodejs (8.11.4-1nodesource1)...
pi@raspbuntu:~$ sudo npm install -g npm node-gyp node-pre-gyp
/usr/bin/node-gyp -> /usr/lib/node_modules/node-gyp/bin/node-gyp.js
/usr/bin/node-pre-gyp -> /usr/lib/node_modules/node-pre-gyp/bin/node-pre-gyp
/usr/bin/npm -> /usr/lib/node_modules/npm/bin/npm-cli.js
/usr/bin/npx -> /usr/lib/node_modules/npm/bin/npx-cli.js
+ node-gyp@3.8.0
+ node-pre-gyp@0.11.0
+ npm@6.4.0
added 372 packages, removed 295 packages, updated 41 packages and moved 68 packages in 279.31s
pi@raspbuntu:~$ npm -v
6.4.0
pi@raspbuntu:~$ sudo npm install -g --unsafe-perm node-red
npm WARN deprecated mailparser@0.6.2: Mailparser versions older than v2.3.0 are deprecated
npm WARN deprecated nodemailer@1.11.0: All versions below 4.0.1 of Nodemailer are deprecated. See https://nodemailer.com/status/
npm WARN deprecated mimelib@0.3.1: This project is unmaintained
npm WARN deprecated mailcomposer@2.1.0: This project is unmaintained
npm WARN deprecated buildmail@2.0.0: This project is unmaintained
/usr/bin/node-red -> /usr/lib/node_modules/node-red/red.js
/usr/bin/node-red-pi -> /usr/lib/node_modules/node-red/bin/node-red-pi

> bcrypt@2.0.1 install /usr/lib/node_modules/node-red/node_modules/bcrypt
> node-pre-gyp install --fallback-to-build

node-pre-gyp ERR! Completion callback never invoked!
node-pre-gyp ERR! System Linux 4.4.0-93-generic
node-pre-gyp ERR! command "/usr/bin/node" "/usr/lib/node_modules/node-red/node_modules/bcrypt/node_modules/.bin/node-pre-gyp" "install" "--fallback-to-build"
node-pre-gyp ERR! cwd /usr/lib/node_modules/node-red/node_modules/bcrypt
node-pre-gyp ERR! node -v v8.11.4
node-pre-gyp ERR! node-pre-gyp -v v0.9.1
node-pre-gyp ERR! This is a bug in `node-pre-gyp`.
node-pre-gyp ERR! Try to update node-pre-gyp and file an issue if it does not help:
node-pre-gyp ERR!     <https://github.com/mapbox/node-pre-gyp/issues>
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: bcrypt@2.0.1 (node_modules/node-red/node_modules/bcrypt):
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: bcrypt@2.0.1 install: `node-pre-gyp install --fallback-to-build`
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: Exit status 6

+ node-red@0.19.1
added 306 packages from 317 contributors in 296.093s