# GNU Guix --- Functional package management for GNU
# Copyright © 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
# Copyright © 2017 Tobias Geerinckx-Rice <me@tobias.gr>
# Copyright © 2018 Chris Marusich <cmmarusich@gmail.com>
#
# 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/>.

#
# Test 'guix system', mostly error reporting.
#

set -e

guix system --version

tmpfile="t-guix-system-$$"
errorfile="t-guix-system-error-$$"

# Note: This directory is chosen outside $builddir so that relative file name
# canonicalization doesn't mess up with 'current-source-directory', used by
# 'local-file' ('load' forces 'relative' for
# %FILE-PORT-NAME-CANONICALIZATION.)
tmpdir="${TMPDIR:-/tmp}/t-guix-system-$$"
mkdir "$tmpdir"

trap 'rm -f "$tmpfile" "$errorfile" "$tmpdir"/*; rmdir "$tmpdir"' EXIT

# Reporting of syntax errors.

cat > "$tmpfile"<<EOF
;; This is line 1, and the next one is line 2.
   (operating-system)
;; The 'T' is at column 3.
EOF

if guix system vm "$tmpfile" 2> "$errorfile"
then
    # This must not succeed.
    exit 1
else
    cat "$errorfile"
    grep "$tmpfile:2:3:.*missing.* initializers" "$errorfile"
fi


cat > "$tmpfile"<<EOF
;; This is line 1, and the next one is line 2.
   (operating-system
;; This is line 3, and there is no closing paren!
EOF

if guix system vm "$tmpfile" 2> "$errorfile"
then
    # This must not succeed.
    exit 1
else
    cat "$errorfile"

    # Guile 3.0.6 gets line/column numbers for 'read-error' wrong
    # (zero-indexed): <https://bugs.gnu.org/48089>.
    grep "$tmpfile:4:1: missing closing paren" "$errorfile" || \
    grep "$tmpfile:3:0: missing closing paren" "$errorfile"
fi


# Reporting of module not found errors.

cat > "$tmpfile" <<EOF
;; Line 1.
(use-modules (gnu))
  (use-service-modules openssh)
EOF

if guix system build "$tmpfile" -n 2> "$errorfile"
then false
else
    grep "$tmpfile:3:2: .*module .*openssh.*not found" "$errorfile"
    grep "Try.*use-service-modules ssh" "$errorfile"
fi

cat > "$tmpfile" <<EOF
;; Line 1.
(use-modules (gnu))
  (use-package-module<tr><td><span title='2019-06-12 17:26:28 +0200'>2019-06-12</span></td><td><a href='/guix/commit/gnu/services/nix.scm?id=79d19d7d90c63eca83068cc9b1f22d8020e27563'>services: Import (srfi srfi-26) from the build side.</a><span class='msg-avail'>...<span class='msg-tooltip'>See &lt;https://lists.gnu.org/archive/html/guix-devel/2019-06/msg00119.html&gt;.

* gnu/services/nix.scm (nix-activation): Remove (srfi srfi-26) from (host-)
imported modules.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2019-06-11 21:05:32 +0200'>2019-06-11</span></td><td><a href='/guix/commit/gnu/services/nix.scm?id=2be6b5e2eea9ac084cc22281f64f7a089e46cdae'>services: Add SRFI-26 to Nix activation gexp.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fix the following fatal error on ‘guix system reconfigure’:

Backtrace:
          18 (primitive-load "/home/nckx/.config/guix/current/bin/guix")
In guix/ui.scm:
  1620:12 17 (run-guix-command _ . _)
In ice-9/boot-9.scm:
    829:9 16 (catch _ _ #&lt;procedure 7a7caa2d4c80 at guix/ui.scm:587:2 (key c)&gt; _)
    829:9 15 (catch _ _ #&lt;procedure 7a7caa2d4c98 at guix/ui.scm:710:6 (key proc format-string format-args . …&gt; …)
In guix/scripts/system.scm:
   1325:8 14 (_)
In guix/status.scm:
    768:4 13 (call-with-status-report _ _)
In guix/scripts/system.scm:
   1181:4 12 (process-action _ _ _)
In guix/store.scm:
   623:10 11 (call-with-store _)
  1800:24 10 (run-with-store _ _ #:guile-for-build _ #:system _ #:target _)
In guix/scripts/system.scm:
   920:13  9 (_ _)
    409:8  8 (_ _)
In unknown file:
           7 (primitive-load "/gnu/store/dha7j9gcz3vgb8cy7vfvvaswwsywrrzj-activate")
In ice-9/boot-9.scm:
   260:13  6 (for-each #&lt;procedure primitive-load (_)&gt; _)
In unknown file:
           5 (primitive-load "/gnu/store/ql1xjxrssxm51z2bn2v6l3mlrncij84h-activate-service")
In ice-9/eval.scm:
    619:8  4 (_ #f)
   196:35  3 (_ #f)
   196:27  2 (_ #f)
   223:20  1 (proc #&lt;directory (guile-user) 1fa4140&gt;)
In unknown file:
           0 (%resolve-variable (7 . cut) #&lt;directory (guile-user) 1fa4140&gt;)

ERROR: In procedure %resolve-variable:
error: cut: unbound variable

Reported-by: Alex McGrath on #guix.

* gnu/services/nix.scm (nix-activation): Import and use (srfi srfi-26).
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2019-06-10 09:15:45 +0300'>2019-06-10</span></td><td><a href='/guix/commit/gnu/services/nix.scm?id=47b9614b3110307093382363c0ba70d31f32ef59'>services: Add 'nix-service-type'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/nix.scm: New file.
* gnu/local.mk: Add this.
* doc/guix.texi (Miscellaneous Services): Document this.
</span></span></td><td>Oleg Pykhalov</td></tr>
duplicate service identifiers.

cat > "$tmpfile" <<EOF
(use-modules (gnu))
(use-service-modules networking)

(operating-system
  $OS_BASE
  (services (cons* (service dhcp-client-service-type)
                   (service dhcp-client-service-type) ;twice!
                   %base-services)))
EOF

if guix system vm "$tmpfile" 2> "$errorfile"
then
    # This must not succeed.
    exit 1
else
    grep "service 'networking'.*more than once" "$errorfile"
fi

# Reporting unmet shepherd requirements.

cat > "$tmpfile" <<EOF
(use-modules (gnu) (gnu services shepherd))
(use-service-modules networking)

(define buggy-service-type
  (shepherd-service-type
    'buggy
    (lambda _
      (shepherd-service
        (provision '(buggy!))
        (requirement '(does-not-exist))
        (start #t)))
    (description "Buggy.")))

(operating-system
  $OS_BASE
  (services (cons (service buggy-service-type #t)
                  %base-services)))
EOF

if guix system build "$tmpfile" 2> "$errorfile"
then
    exit 1
else
    grep "service 'buggy!'.*'does-not-exist'.*not provided" "$errorfile"
fi

# Reporting inconsistent user accounts.

make_user_config ()
{
    cat > "$tmpfile" <<EOF
(use-modules (gnu))
(use-service-modules networking)

(operating-system
  (host-name "antelope")
  (timezone "Europe/Paris")
  (locale "en_US.UTF-8")

  (bootloader (bootloader-configuration
                (bootloader grub-bootloader)
                (target "/dev/sdX")))
  (file-systems (cons (file-system
                        (device (file-system-label "root"))
                        (mount-point "/")
                        (type "ext4"))
                      %base-file-systems))
  (users (list (user-account
                 (name "dave")
                 (home-directory "/home/dave")
                 (group "$1")
                 (supplementary-groups '("$2"))))))
EOF
}

make_user_config "users" "wheel"
guix system build "$tmpfile" -n       # succeeds

guix system build "$tmpfile" -d	      # succeeds
guix system build "$tmpfile" -d | grep '\.drv$'

guix system vm "$tmpfile" -d	      # succeeds
guix system vm "$tmpfile" -d | grep '\.drv$'

# Make sure the behavior is deterministic (<https://bugs.gnu.org/32652>).
drv1="`guix system vm "$tmpfile" -d`"
drv2="`guix system vm "$tmpfile" -d`"
test "$drv1" = "$drv2"
drv1="`guix system image -t iso9660 "$tmpfile" -d`"
drv2="`guix system image -t iso9660 "$tmpfile" -d`"
test "$drv1" = "$drv2"

# Check whether the graph commands work as expected.
guix system extension-graph "$tmpfile" | grep 'label = "file-systems"'
guix system shepherd-graph "$tmpfile" | grep 'label = "guix-daemon"'

make_user_config "group-that-does-not-exist" "users"
if guix system build "$tmpfile" -n 2> "$errorfile"
then false
else grep "primary group.*group-that-does-not-exist.*undeclared" "$errorfile"; fi

make_user_config "users" "group-that-does-not-exist"
if guix system build "$tmpfile" -n 2> "$errorfile"
then false
else grep "supplementary group.*group-that-does-not-exist.*undeclared" "$errorfile"; fi

# Try 'local-file' and relative file name resolution.

cat > "$tmpdir/config.scm"<<EOF
(use-modules (gnu))
(use-service-modules networking)

(operating-system
  $OS_BASE
  (services (cons (service tor-service-type
                           (tor-configuration
                             (config-file (local-file "my-torrc"))))
                  %base-services)))
EOF

cat > "$tmpdir/my-torrc"<<EOF
# This is an example file.
EOF

# In both cases 'my-torrc' should be properly resolved.
guix system build "$tmpdir/config.scm" -n
(cd "$tmpdir"; guix system build "config.scm" -n)

# Check that we get a warning when passing 'local-file' a non-literal relative
# file name.
cat > "$tmpdir/config.scm" <<EOF
(use-modules (guix))

(define (bad-local-file file)
  (local-file file))

(bad-local-file "whatever.scm")
EOF
! guix system build "$tmpdir/config.scm" -n
guix system build "$tmpdir/config.scm" -n 2>&1 | \
    grep "config\.scm:4:2: warning:.*whatever.*relative to current directory"

# Searching.
guix system search tor | grep "^name: tor"
guix system search tor | grep "^shepherdnames: tor"
guix system search anonym network | grep "^name: tor"
guix system search . > "$tmpdir/search"
test $(wc -l < "$tmpdir/search") -gt 500
rm "$tmpdir/search"

# Below, use -n (--dry-run) for the tests because if we actually tried to
# build these images, the commands would take hours to run in the worst case.

# Verify that the examples can be built.
for example in gnu/system/examples/*.tmpl; do
    if echo "$example" | grep hurd; then
        target="--target=i586-pc-gnu"
    else
        target=
    fi
    guix system -n disk-image $target "$example"
done

# Verify that the images can be built.
guix system -n vm gnu/system/examples/vm-image.tmpl
guix system -n image gnu/system/images/pinebook-pro.scm
guix system -n image -t qcow2 gnu/system/examples/vm-image.tmpl
guix system -n image -t iso9660 gnu/system/examples/bare-bones.tmpl
guix system -n docker-image gnu/system/examples/docker-image.tmpl

# Verify that at least the raw image type is available.
guix system --list-image-types | grep "raw"