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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014 John Darrington <jmd@gnu.org>
;;; Copyright © 2014, 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2015 Taylan Ulrich Bayırlı/Kammer <taylanbayirli@gmail.com>
;;; Copyright © 2015 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2016, 2017 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; 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 (gnu packages ntp)
#:use-module (gnu packages)
#:use-module (gnu packages base)
#:use-module (gnu packages linux)
#:use-module (gnu packages autotools)
#:use-module (gnu packages pkg-config)
#:use-module (gnu packages tls)
#:use-module (gnu packages libevent)
#:use-module ((guix licenses) #:prefix l:)
#:use-module (guix packages)
#:use-module (guix utils)
#:use-module (guix download)
#:use-module (guix git-download)
#:use-module (guix build-system gnu)
#:use-module (srfi srfi-1))
(define-public ntp
(package
(name "ntp")
(version "4.2.8p10")
(source
(origin
(method url-fetch)
(uri (list (string-append
"http://archive.ntp.org/ntp4/ntp-"
(version-major+minor version)
"/ntp-" version ".tar.gz")
(string-append
"https://www.eecis.udel.edu/~ntp/ntp_spool/ntp4/ntp-"
(version-major+minor version)
"/ntp-" version ".tar.gz")))
(sha256
(base32
"17xrk7gxrl3hgg0i73n8qm53knyh01lf0f3l1zx9x6r1cip3dlnx"))
(modules '((guix build utils)))
(snippet
'(begin
;; Remove the bundled copy of libevent, but we must keep
;; sntp/libevent/build-aux since configure.ac contains
;; AC_CONFIG_AUX_DIR([sntp/libevent/build-aux])
(rename-file "sntp/libevent/build-aux"
"sntp/libevent:build-aux")
(delete-file-recursively "sntp/libevent")
(mkdir "sntp/libevent")
(rename-file "sntp/libevent:build-aux"
"sntp/libevent/build-aux")
#t))))
(native-inputs `(("which" ,which)
("pkg-config" ,pkg-config)))
(inputs
`(("openssl" ,openssl)
("libevent" ,libevent)
;; Build with POSIX capabilities support on GNU/Linux. This allows 'ntpd'
;; to run as non-root (when invoked with '-u'.)
,@(if (string-suffix? "-linux"
(or (%current-target-system) (%current-system)))
`(("libcap" ,libcap))
'())))
(arguments
`(#:phases
(modify-phases %standard-phases
(add-after 'unpack 'disable-network-test
(lambda _
(substitute* "tests/libntp/Makefile.in"
(("test-decodenetnum\\$\\(EXEEXT\\) ") ""))
#t)))))
(build-system gnu-build-system)
(synopsis "Real time clock synchronization system")
(description "NTP is a system designed to synchronize the clocks of
computers over a network.")
(license (l:x11-style
"http://www.eecis.udel.edu/~mills/ntp/html/copyright.html"
"A non-copyleft free licence from the University of Delaware"))
(home-page "http://www.ntp.org")))
(define-public openntpd
(package
(name "openntpd")
(version "6.2p2")
(source (origin
(method url-fetch)
(uri (string-append
"mirror://openbsd/OpenNTPD/" name "-" version ".tar.gz"))
(sha256
(base32
"1chghbh1bnwhxdgkqki51w94nwvlyj1a9q8716r4v2h0gc9s822q"))))
(build-system gnu-build-system)
(home-page "http://www.openntpd.org/")
(synopsis "NTP client and server by the OpenBSD Project")
(description "OpenNTPD is the OpenBSD Project's implementation of a client
and server for the Network Time Protocol. Its design goals include being
secure, easy to configure, and accurate enough for most purposes, so it's more
minimalist than ntpd.")
;; A few of the source files are under bsd-3.
(license (list l:isc l:bsd-3))))
(define-public tlsdate
(package
(name "tlsdate")
(version "0.0.13")
(home-page "https://github.com/ioerror/tlsdate")
(source (origin
(method git-fetch)
(uri (git-reference
(commit (string-append "tlsdate-" version))
(url home-page)))
(sha256
(base32
"0w3v63qmbhpqlxjsvf4k3zp90k6mdzi8cdpgshan9iphy1f44xgl"))
(file-name (string-append name "-" version "-checkout"))))
(build-system gnu-build-system)
(arguments
'(#:phases (modify-phases %standard-phases
(add-after 'unpack 'autogen
(lambda _
;; The ancestor of 'SOURCE_DATE_EPOCH'; it contains the
;; date that is recorded in binaries. It must be a
;; "recent date" since it is used to detect bogus dates
;; received from servers.
(setenv "COMPILE_DATE" (number->string 1450563040))
(zero? (system* "sh" "autogen.sh")))))))
(inputs `(("openssl" ,openssl)
("libevent" ,libevent)))
(native-inputs `(("pkg-config" ,pkg-config)
("autoconf" ,autoconf)
("automake" ,automake)
("libtool" ,libtool)))
(synopsis "Extract remote time from TLS handshakes")
(description
"@command{tlsdate} sets the local clock by securely connecting with TLS
to remote servers and extracting the remote time out of the secure handshake.
Unlike ntpdate, @command{tlsdate} uses TCP, for instance connecting to a
remote HTTPS or TLS enabled service, and provides some protection against
adversaries that try to feed you malicious time information.")
(license l:bsd-3)))
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