Differences

This shows you the differences between two versions of the page.

--- linux:ssh [2014/12/20 05:57] – percy
+++ linux:ssh [2017/12/15 13:22] (current) – [multiple ssh keys] percy
@@ Line 10: / Line 10: @@
-  ====== ssh auto login ======
+====== ssh auto login ======
   http://riny.net/2014/git-ssh-key/
-====== mult ssh keys ======
+===== ssh key generate =====
+  Apps-iMac:.ssh pengjianqing$ ssh-keygen -t rsa -C "pengjianqing@gmail.com"
+<code>
+Generating public/private rsa key pair.
+Enter file in which to save the key (/Users/pengjianqing/.ssh/id_rsa): digitalocean_rsa
+Enter passphrase (empty for no passphrase):
+Enter same passphrase again:
+Your identification has been saved in digitalocean_rsa.
+Your public key has been saved in digitalocean_rsa.pub.
+The key fingerprint is:
+ec:aa:66:48:07:e0:91:53:73:2b:e9:14:c0:f6:ca:d5 pengjianqing@gmail.com
+The key's randomart image is:
++--[ RSA 2048]----+
+|..++ .           |
+|.*  = .          |
+|o.++..           |
+| .+o.E .         |
+|. oo    S        |
+| o. .  .         |
+| . o    .        |
+|  . o  .         |
+|   o...          |
++-----------------+
+</code>
+Then get the pub key
+  cat digitalocean_rsa.pub
+Add it to the server side
+  root@pjq:~# vim ~/.ssh/authorized_keys
+====== multiple ssh keys ======
+Sometimes we will have many different ssh keys, so need config it to support different keys.
   touch ~/.ssh/config
@@ Line 24: / Line 56: @@
 </code>
+so finally the config will be like this
+<code>
+Host ef.pjq.me
+    IdentityFile ~/.ssh/digitalocean_rsa
+    User root
+Host aliyun.pjq.me
+    IdentityFile ~/.ssh/aliyun_rsa
+    User root
+Host vps.pjq.me
+    IdentityFile ~/.ssh/yardvps_rsa
+    User root
+</code>
+  - Refer https://serverfault.com/questions/295768/how-do-i-connect-to-ssh-with-a-different-public-key
+====== ssh socks 5 ======
+  ssh -qTfnN -D 7070 root@vps.pjq.me -p 2222