root@debian:~# node --version
v7.8.0
root@debian:~# npm --version
4.2.0
root@debian:~#

root@debian:~/blog# npm install hexo-cli -g
/opt/nodejs/bin/hexo -> /opt/nodejs/lib/node_modules/hexo-cli/bin/hexo

> dtrace-provider@0.8.1 install /opt/nodejs/lib/node_modules/hexo-cli/node_modules/dtrace-provider
> node scripts/install.js


> hexo-util@0.6.0 postinstall /opt/nodejs/lib/node_modules/hexo-cli/node_modules/hexo-util
> npm run build:highlight

npm ERR! Linux 3.16.0-4-amd64
npm ERR! argv "/opt/nodejs/bin/node" "/opt/nodejs/bin/npm" "run" "build:highlight"
npm ERR! node v7.8.0
npm ERR! npm  v4.2.0
npm ERR! path /root/.npm/_logs
npm ERR! code EACCES
npm ERR! errno -13
npm ERR! syscall scandir

npm ERR! Error: EACCES: permission denied, scandir '/root/.npm/_logs'
npm ERR!  { Error: EACCES: permission denied, scandir '/root/.npm/_logs'
npm ERR!   errno: -13,
npm ERR!   code: 'EACCES',
npm ERR!   syscall: 'scandir',
npm ERR!   path: '/root/.npm/_logs' }
npm ERR! 
npm ERR! Please try running this command again as root/Administrator.
glob error { Error: EACCES: permission denied, scandir '/root/.npm/_logs'
  errno: -13,
  code: 'EACCES',
  syscall: 'scandir',
  path: '/root/.npm/_logs' }

> hexo-util@0.6.0 build:highlight /opt/nodejs/lib/node_modules/hexo-cli/node_modules/hexo-util
> node scripts/build_highlight_alias.js > highlight_alias.json

npm ERR! Linux 3.16.0-4-amd64
npm ERR! argv "/opt/nodejs/bin/node" "/opt/nodejs/bin/npm" "run" "build:highlight"
npm ERR! node v7.8.0
npm ERR! npm  v4.2.0

npm ERR! Callback called more than once.
npm ERR! 
npm ERR! If you need help, you may report this error at:
npm ERR!     <https://github.com/npm/npm/issues>

npm ERR! Please include the following file with any support request:
npm ERR!     /root/.npm/_logs/2017-04-10T06_43_17_446Z-debug.log
/opt/nodejs/lib
└── (empty)

npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@^1.0.0 (node_modules/hexo-cli/node_modules/chokidar/node_modules/fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.1.1: wanted {"os":"darwin","arch":"any"} (current: {"os":"linux","arch":"x64"})
npm ERR! Linux 3.16.0-4-amd64
npm ERR! argv "/opt/nodejs/bin/node" "/opt/nodejs/bin/npm" "install" "hexo-cli" "-g"
npm ERR! node v7.8.0
npm ERR! npm  v4.2.0
npm ERR! code ELIFECYCLE
npm ERR! errno 243

npm ERR! hexo-util@0.6.0 postinstall: `npm run build:highlight`
npm ERR! Exit status 243
npm ERR! 
npm ERR! Failed at the hexo-util@0.6.0 postinstall script 'npm run build:highlight'.
npm ERR! Make sure you have the latest version of node.js and npm installed.
npm ERR! If you do, this is most likely a problem with the hexo-util package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     npm run build:highlight
npm ERR! You can get information on how to open an issue for this project with:
npm ERR!     npm bugs hexo-util
npm ERR! Or if that isn't available, you can get their info via:
npm ERR!     npm owner ls hexo-util
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR!     /root/.npm/_logs/2017-04-10T06_43_20_889Z-debug.log
root@debian:~/blog#