[cenots7@localhost ~]$ sudo yum -y install npm

Loaded plugins: fastestmirror

Loading mirror speeds from cached hostfile

 * remi-safe: mirror.innosol.asia

Resolving Dependencies

--> Running transaction check

---> Package npm.x86_64 :3.10.-1.6.11.1..el7 will be installed

--> Processing Dependency: nodejs = :6.11.-.el7 for package: :npm-3.10.-1.6.11.1..el7.x86_64

--> Running transaction check

---> Package nodejs.x86_64 :6.11.-.el7 will be installed

--> Processing Dependency: libuv >= :1.9. for package: :nodejs-6.11.-.el7.x86_64

--> Processing Dependency: http-parser >= 2.7. for package: :nodejs-6.11.-.el7.x86_64

--> Processing Dependency: libuv.so.()(64bit) for package: :nodejs-6.11.-.el7.x86_64

--> Processing Dependency: libicuuc.so.()(64bit) for package: :nodejs-6.11.-.el7.x86_64

--> Processing Dependency: libicui18n.so.()(64bit) for package: :nodejs-6.11.-.el7.x86_64

--> Processing Dependency: libicudata.so.()(64bit) for package: :nodejs-6.11.-.el7.x86_64

--> Processing Dependency: libhttp_parser.so.()(64bit) for package: :nodejs-6.11.-.el7.x86_64

--> Running transaction check

---> Package libicu.x86_64 :50.1.-.el7 will be installed

---> Package libuv.x86_64 :1.10.-.el7 will be installed

---> Package nodejs.x86_64 :6.11.-.el7 will be installed

--> Processing Dependency: http-parser >= 2.7. for package: :nodejs-6.11.-.el7.x86_64

--> Processing Dependency: libhttp_parser.so.()(64bit) for package: :nodejs-6.11.-.el7.x86_64

--> Finished Dependency Resolution

Error: Package: :nodejs-6.11.-.el7.x86_64 (epel)

           Requires: libhttp_parser.so.()(64bit)

Error: Package: :nodejs-6.11.-.el7.x86_64 (epel)

           Requires: http-parser >= 2.7.

 You could try using --skip-broken to work around the problem

 You could try running: rpm -Va --nofiles --nodigest

[centos@localhost ~]$ sudo wget https://kojipkgs.fedoraproject.org//packages/http-parser/2.7.1/3.el7/x86_64/http-parser-2.7.1-3.el7.x86_64.rpm

[centos@localhost ~]$ sudo wget https://kojipkgs.fedoraproject.org//packages/http-parser/2.7.1/3.el7/x86_64/http-parser-devel-2.7.1-3.el7.x86_64.rpm

[centos@localhost ~]$ sudo yum -y localinstall http-parser-*

[centos@localhost ~]$ sudo yum -y install nodejs npm nodejs-devel

[centos@localhost ~]$ sudo rm -rf http-parser-*