$ gem install knife-solo
Fetching: knife-solo-0.4.2.gem (100%)
Thanks for installing knife-solo!

If you run into any issues please let us know at:
  https://github.com/matschaffer/knife-solo/issues

If you are upgrading knife-solo please uninstall any old versions by
running `gem clean knife-solo` to avoid any errors.

See http://bit.ly/CHEF-3255 for more information on the knife bug
that causes this.
Successfully installed knife-solo-0.4.2
1 gem installed
Installing ri documentation for knife-solo-0.4.2...
Installing RDoc documentation for knife-solo-0.4.2...

$ curl -L http://www.opscode.com/chef/install.sh | sudo bash
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
 48 16514   48  8001    0     0   6550      0  0:00:02  0:00:01  0:00:01  8687Downloading Chef  for el...
100 16514  100 16514    0     0   9853      0  0:00:01  0:00:01 --:--:-- 12010
downloading http://www.opscode.com/chef/metadata?v=&prerelease=false&nightlies=false&p=el&pv=6&m=i686
  to file /tmp/install.sh.1845/metadata.txt
trying curl...
url     http://opscode-omnibus-packages.s3.amazonaws.com/el/6/i686/chef-11.16.4-1.el6.i686.rpm
md5     da7bbe41d9510de62adf6afe89ed2ecd
sha256  545075be04de512c780c961b3aa3809c4540fd68c47c167eced67a8daa0821b7
downloaded metadata file looks valid...
downloading http://opscode-omnibus-packages.s3.amazonaws.com/el/6/i686/chef-11.16.4-1.el6.i686.rpm
  to file /tmp/install.sh.1845/chef-11.16.4-1.el6.i686.rpm
trying curl...
Comparing checksum with sha256sum...
Installing Chef
installing with rpm...
warning: /tmp/install.sh.1845/chef-11.16.4-1.el6.i686.rpm: Header V4 DSA/SHA1 Signature, key ID 83ef826a: NOKEY
Preparing...                ########################################### [100%]
   1:chef                   ########################################### [100%]
Thank you for installing Chef!

$ echo 'export PATH="/opt/chef/embedded/bin:$PATH"' >> ~/.bash_profile
$ source ~/.bash_profile

$ ssh-keygen -t rsa -C 'your@email.addr'
Generating public/private rsa key pair.
Enter file in which to save the key (/home/deployer/.ssh/id_rsa):
Created directory '/home/deployer/.ssh'.
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /home/deployer/.ssh/id_rsa.
Your public key has been saved in /home/deployer/.ssh/id_rsa.pub.
The key fingerprint is:
df:07:63:c5:46:ff:9b:ac:03:b6:ed:70:b7:77:f2:1e your@email.addr
The key's randomart image is:
+--[ RSA 2048]----+
|              .  |
|             o . |
|              + .|
|             o  .|
|        S   +   .|
|         . = o. o|
|          o.=..E |
|           .o++ =|
|            .o.==|
+-----------------+

$ cd ~
$ mkdir -m 700 .ssh
$ cd .ssh

### Client에서 생성한 id_rsa.pub 키 값을 내용으로       ###
### authorized_keys 파일을 ~/.ssh 디렉토리에 생성합니다 ###
$ echo 'ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAvrdrApARFpicubfKHMVmNpEB6P3KsoVuXQOPPTPTOTveWsrYiPYesFSn6c9xaS3ZN8041A0/pIZU2clc94Rt+hPoU0Lgpv2nZ8WJoVPXNbHWRehF8VtrpOp4emnyi52wRtzGF7pBaazwRhNVFI1HF89IwEKX8LNXAsbOmpTR9HGZ5Y+qt2dZzRdX4s7G3ReqFa6t8lkErVolr9Z8HxyAZ9ubOQ58tK4uTnFdSAa1bRWeEKO/E+GfPnuMfFu2kT//9BrDDc2iy/eTtXL/3bJ4CNJ0ydDutGNP/H+D2IPgXx2ueawXVACSEQ4gczBTTTy/XJjHsaLiX23Z3eb+4BFvhQ== your@email.addr' >> authorized_keys

### authorized_keys 파일에 권한 설정                   ###
$ chmod 600 authorized_keys

#RSAAuthentication yes
#PubkeyAuthentication yes
#AuthorizedKeysFile      .ssh/authorized_keys

$ service sshd restart