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ssh: Add a longer SSH timeout by default.

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* guix/ssh.scm (open-ssh-session): Add #:timeout parameter, and add call
to 'session-set!' to honor it.
This commit is contained in:
Ludovic Courtès 2019-10-15 12:33:46 +02:00
parent 00d7321958
commit 81c5873ab7
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GPG key ID: 090B11993D9AEBB5
1 changed files with 8 additions and 2 deletions
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10
guix/ssh.scm
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@ -61,11 +61,16 @@ (define %compression
"zlib@openssh.com,zlib") "zlib@openssh.com,zlib")
(define* (open-ssh-session host #:key user port identity (define* (open-ssh-session host #:key user port identity
(compression %compression)) (compression %compression)
(timeout 3600))
"Open an SSH session for HOST and return it. IDENTITY specifies the file "Open an SSH session for HOST and return it. IDENTITY specifies the file
name of a private key to use for authenticating with the host. When USER, name of a private key to use for authenticating with the host. When USER,
PORT, or IDENTITY are #f, use default values or whatever '~/.ssh/config' PORT, or IDENTITY are #f, use default values or whatever '~/.ssh/config'
specifies; otherwise use them. Throw an error on failure." specifies; otherwise use them. Install TIMEOUT as the maximum time in seconds
after which a read or write operation on a channel of the returned session is
considered as failing.
Throw an error on failure."
(let ((session (make-session #:user user (let ((session (make-session #:user user
#:identity identity #:identity identity
#:host host #:host host
@ -86,6 +91,7 @@ (define* (open-ssh-session host #:key user port identity
;; Use public key authentication, via the SSH agent if it's available. ;; Use public key authentication, via the SSH agent if it's available.
(match (userauth-public-key/auto! session) (match (userauth-public-key/auto! session)
('success ('success
(session-set! session 'timeout timeout)
session) session)
(x (x
(disconnect! session) (disconnect! session)