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other:ssh [2023/03/23 10:02] jypeter [What are ssh keys and why use them?] Improved |
other:ssh [2023/05/03 08:32] jypeter [Windows ssh agent] Improved |
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=== IPSL servers === | === IPSL servers === | ||
- | If you want to connect to the **IPSL servers** (only possible with [[other:ssh#using_ssh_keys|ssh keys]]!): | + | If you want to connect to the [[https://documentations.ipsl.fr/spirit/spirit_clusters/head_nodes.html|IPSL servers]] (only possible with [[other:ssh#using_ssh_keys|ssh keys]]!): |
- | * Connecting to ''ciclad'':\\ ''ssh -A -X my_ciclad_login@ciclad.ipsl.jussieu.fr'' | + | * Connecting to ''spirit1'': |
- | * [[https://documentations.ipsl.fr/MESO_User/Quick_start.html|More details]] | + | * ''ssh -A -X my_meso_login@spirit1.ipsl.fr'' |
+ | * Depending on what you need to do, you can also use ''spirit2'', ''spiritx1'' or ''spiritx2'' | ||
+ | * [[https://documentations.ipsl.fr/spirit/spirit_clusters/head_nodes.html|More details]] | ||
+ | * Note: the ''ciclad'' server may still be accessible when you read this page, but its usage has been deprecated in favor of the ''spirit'' servers | ||
=== TGCC (super)computers === | === TGCC (super)computers === | ||
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==== Windows ssh agent ==== | ==== Windows ssh agent ==== | ||
- | On Windows, you should use [[other:putty_conf|Pageant]] as an ssh agent | + | * On Windows, we recommend using [[other:putty_conf#using_the_private_key_in_pageant|Pageant/PuTTY]] as an //ssh agent//, because: |
+ | * [[other:putty_conf#launching_putty_pageant|Pageant/PuTTY]] also offers a very easy and convenient way to define profiles to connect to your favorite servers | ||
+ | * Some programs that use ''ssh'' to transfer files will automatically use the keys stored in ''Pageant'': [[other:win10apps#winscp|WinSCP]], [[other:emacs_doc|emacs]], ... | ||
+ | |||
+ | * It is also possible (but less convenient) to use the Windows built-in ''ssh-agent'' and ''ssh'' commands! | ||
+ | * Note that the //agent service// is not activated by default and you will get the following error when you try to use ''ssh-add'' | ||
+ | * <code>C: > ssh-add | ||
+ | Error connecting to agent: No such file or directory</code> | ||
+ | * It is necessary to first **activate the agent Windows //service//** (in an **//elevated// PowerShell**, i.e with //Administrator// privileges) as explained in the [[https://learn.microsoft.com/en-us/windows-server/administration/openssh/openssh_keymanagement#user-key-generation|User key generation]] section | ||
+ | * <code>C: > Get-Service ssh-agent | ||
+ | Status Name DisplayName | ||
+ | ------ ---- ----------- | ||
+ | Stopped ssh-agent OpenSSH Authentication Agent | ||
+ | |||
+ | C: > Get-Service ssh-agent | Set-Service -StartupType Automatic | ||
+ | |||
+ | C: > Start-Service ssh-agent | ||
+ | |||
+ | C: > Get-Service ssh-agent | ||
+ | Status Name DisplayName | ||
+ | ------ ---- ----------- | ||
+ | Running ssh-agent OpenSSH Authentication Agent | ||
+ | |||
+ | C: > ssh-add | ||
+ | Enter passphrase for C:\Users\your_login/.ssh/id_dsa: XXXX_Type_Your_Passphrase_Here_XXXX | ||
+ | Identity added: C:\Users\your_login/.ssh/id_dsa | ||
+ | Identity added: C:\Users\your_login/.ssh/id_ed25519 | ||
+ | |||
+ | C: > ssh-add -l | ||
+ | 1024 SHA256:/vC3Ma6s9Wj[Some_Summary_Info_About_The_Key]c1Q4 (DSA) | ||
+ | 256 SHA256:8BGKU+zBnJXH[Some_Summary_Info_About_The_Key]2Al8 jypeter@obelix5 (ED25519)</code> | ||
==== Mac ssh agent ==== | ==== Mac ssh agent ==== |