all messages for Guix-related lists mirrored at yhetil.org
 help / color / mirror / code / Atom feed
blob d07f0d7467b34c231bc5ea1ceecd603a612678d9 2091 bytes (raw)
name: guix/store/ssh.scm 	 # note: path name is non-authoritative(*)

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
 
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017, 2020 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (guix store ssh)
  #:use-module (guix ssh)
  #:use-module (web uri)
  #:use-module (ssh session)
  #:export (connect-to-daemon))

;;; Commentary:
;;;
;;; This modules provides the entry point for 'open-connection' in (guix
;;; store).  Passing an 'ssh://' URI to 'open-connection' triggers the use of
;;; the code in this module.
;;;
;;; End:

(define (open-connection host port)
  "Open a connection to HOST and PORT.  Use the standard SSH port if PORT is
false."
  (let* ((lst  (getaddrinfo host
                            (if port (number->string port) "ssh")
                            (if port AI_NUMERICSERV 0)))
         (addr (addrinfo:addr (car lst)))
         (sock (socket (sockaddr:fam addr) SOCK_STREAM 0)))
    ;; Setting this option makes a dramatic difference because it avoids the
    ;; "ACK delay" on our RPC messages.
    (setsockopt sock IPPROTO_TCP TCP_NODELAY 1)

    (connect sock addr)
    sock))

(define (connect-to-daemon uri)
  "Connect to the SSH daemon at URI, a URI object with the 'ssh' scheme."
  (remote-daemon-channel
   (open-ssh-session (uri-host uri)
                     #:port (or (uri-port uri) 22)
                     #:user (uri-userinfo uri)
                     #:open-connection open-connection)))

;;; ssh.scm ends here

debug log:

solving d07f0d7467 ...
found d07f0d7467 in https://yhetil.org/guix/87wo3sjjdw.fsf@gnu.org/
found 09c0832505 in https://git.savannah.gnu.org/cgit/guix.git
preparing index
index prepared:
100644 09c0832505bd9b77d126b89dd409b331e47ac34e	guix/store/ssh.scm

applying [1/1] https://yhetil.org/guix/87wo3sjjdw.fsf@gnu.org/
diff --git a/guix/store/ssh.scm b/guix/store/ssh.scm
index 09c0832505..d07f0d7467 100644

Checking patch guix/store/ssh.scm...
Applied patch guix/store/ssh.scm cleanly.

index at:
100644 d07f0d7467b34c231bc5ea1ceecd603a612678d9	guix/store/ssh.scm

(*) Git path names are given by the tree(s) the blob belongs to.
    Blobs themselves have no identifier aside from the hash of its contents.^

Code repositories for project(s) associated with this external index

	https://git.savannah.gnu.org/cgit/guix.git

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.