gnu: Add nfs-utils

* gnu/packages/nfs.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.

gnu/local.mk

@@ -257,6 +257,7 @@ GNU_SYSTEM_MODULES =				\
   %D%/packages/netpbm.scm			\
   %D%/packages/nettle.scm			\
   %D%/packages/networking.scm			\
+  %D%/packages/nfs.scm                          \
   %D%/packages/ninja.scm			\
   %D%/packages/node.scm				\
   %D%/packages/noweb.scm			\

gnu/packages/nfs.scm

@@ -0,0 +1,118 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2016 John Darrington <jmd@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 (gnu packages nfs)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages linux)
+  #:use-module (gnu packages databases)
+  #:use-module (gnu packages gsasl)
+  #:use-module (gnu packages libevent)
+  #:use-module (gnu packages mit-krb5)
+  #:use-module (gnu packages onc-rpc)
+  #:use-module (gnu packages pkg-config)
+  #:use-module (guix build-system cmake)
+  #:use-module (guix build-system gnu)
+  #:use-module (guix build-system python)
+  #:use-module (guix build-system trivial)
+  #:use-module (guix download)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix packages)
+  #:use-module (guix utils)
+  #:use-module (srfi srfi-1)
+  #:use-module (srfi srfi-2)
+  #:use-module (srfi srfi-26)
+  #:use-module (ice-9 match))
+
+(define-public nfs-utils
+  (package
+    (name "nfs-utils")
+    (version "1.3.4")
+    (source (origin
+             (method url-fetch)
+             (uri (string-append
+                   "mirror://kernel.org/linux/utils/nfs-utils/" version
+                   "/nfs-utils-" version ".tar.xz"))
+             (sha256
+              (base32
+               "0xarqhwy757vazv9gqhyrgxsrx083yhvkkih01jh83fqm305naml"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:configure-flags
+       `("--without-tcp-wrappers"
+         ,(string-append "--with-start-statd="
+                         (assoc-ref %outputs "out") "/sbin/start-statd")
+         ,(string-append "--with-krb5=" (assoc-ref %build-inputs "mit-krb5")))
+       #:phases (modify-phases %standard-phases
+                  (add-before
+                      'configure 'adjust-command-file-names
+                    (lambda _
+                      ;; Remove assumptions of FHS from start-statd script
+                      (substitute* `("utils/statd/start-statd")
+                        (("^PATH=.*") "")
+                        (("^flock")
+                         (string-append
+                          (assoc-ref %build-inputs "util-linux")
+                          "/bin/flock"))
+                        (("^exec rpc.statd")
+                         (string-append "exec "
+                          (assoc-ref %outputs "out") "/sbin/rpc.statd")))
+
+                      ;; This hook tries to write to /var
+                      ;; That needs to be done by a service too.
+                      (substitute* `("Makefile.in")
+                        (("^install-data-hook:")
+                         "install-data-hook-disabled-for-guix:"))
+
+                      ;; Replace some hard coded paths.
+                      (substitute* `("utils/nfsd/nfssvc.c")
+                        (("/bin/mount")
+                         (string-append
+                          (assoc-ref %build-inputs "util-linux")
+                          "/bin/mount")))
+                      (substitute* `("utils/statd/statd.c")
+                        (("/usr/sbin/")
+                         (string-append (assoc-ref %outputs "out") "/sbin/")))
+                      (substitute* `("utils/osd_login/Makefile.in"
+                                     "utils/mount/Makefile.in"
+                                     "utils/nfsdcltrack/Makefile.in")
+                        (("^sbindir = /sbin")
+                         (string-append "sbindir = "
+                                        (assoc-ref %outputs "out") "/sbin")))
+                      #t)))))
+    (inputs `(("libevent" ,libevent)
+              ("libnfsidmap" ,libnfsidmap)
+              ("sqlite" ,sqlite)
+              ("lvm2" ,lvm2)
+              ("gss" ,gss)
+              ("util-linux" ,util-linux)
+              ("mit-krb5" ,mit-krb5)
+              ("libtirpc" ,libtirpc)))
+    (native-inputs
+     `(("pkg-config" ,pkg-config)))
+    (home-page "http://www.kernel.org/pub/linux/utils/nfs-utils/")
+    (synopsis "Tools for loading and managing Linux NFS mounts")
+    (description "The Network File System (NFS) was developed to allow
+machines to mount a disk partition on a remote machine as if it were a local
+disk.  It allows for fast, seamless sharing of files across a network.")
+    ;; It is hard to be sure what the licence is.  Most of the source files
+    ;; contain no licence notice at all.  A few have a licence notice for a 3
+    ;; clause non-copyleft licence.  However the tarball has a COPYING file
+    ;; with the text of GPLv2 -- It seems then that GLPv2 is the most
+    ;; restrictive licence, and until advice to the contrary we must assume
+    ;; that is what is intended.
+    (license license:gpl2)))