syscalls: Add 'add-network-route/gateway' and 'delete-network-route'.

* guix/build/syscalls.scm (SIOCADDRT, SIOCDELRT): New variables.
(%rtentry): New C struct.
(RTF_UP, RTF_GATEWAY, %sockaddr-any): New variables.
(add-network-route/gateway, delete-network-route): New procedures.
* tests/syscalls.scm ("add-network-route/gateway")
("delete-network-route"): New tests.

lint: Add 'mirror-url' checker.

* guix/scripts/lint.scm (origin-uris): New procedure.
(check-source): Use it.
(check-mirror-url): New procedure.
(%checkers): Add 'mirror-url' checker.
* tests/lint.scm ("mirror-url")
("mirror-url: one suggestion"): New tests.
* doc/guix.texi (Invoking guix lint): Document it.

store: Add 'references*'.

* guix/store.scm (references*): New procedure.
* guix/profiles.scm (manifest-lookup-package)[references*]: Remove.
* guix/scripts/system.scm (references*): Remove.
* tests/gexp.scm ("gexp->file", "gexp->file + file-append")
("gexp->derivation", "gexp->derivation, cross-compilation")
("gexp->derivation, ungexp + ungexp-native")
("scheme-file", "text-file*", "mixed-text-file"): Remove 'references*'
instead of (store-lift references).

syscalls: Add bindings for SIOCGIFNETMASK and SIOCSIFNETMASK.

* guix/build/syscalls.scm (SIOCGIFNETMASK, SIOCSIFNETMASK): New
variables.
(set-network-interface-netmask, network-interface-netmask): New
procedures.
* tests/syscalls.scm ("network-interface-netmask lo")
("set-network-interface-netmask"): New tests.

daemon: Add 'built-in-builders' RPC.

* nix/libstore/builtins.cc (builtinBuilderNames): New function.
* nix/libstore/builtins.hh (builtinBuilderNames): New declaration.
* nix/libstore/worker-protocol.hh (PROTOCOL_VERSION): Bump to 0x160.
(WorkerOp)[wopBuiltinBuilders]: New value.
* nix/nix-daemon/nix-daemon.cc (performOp): Handle it.
* guix/store.scm (operation-id)[built-in-builders]: New value.
* guix/store.scm (read-arg): Add 'string-list'.
(built-in-builders): New procedure.
* tests/derivations.scm ("built-in-builders"): New test.

daemon: Add "builtin:download" derivation builder.

This ensures that 1) the derivation doesn't change when Guix changes;
2) the derivation closure doesn't contain Guix and its dependencies; 3)
we don't have to rely on ugly chroot hacks.

Adapted from Nix commit 0a2bee307b20411f5b0dda0c662b1f9bb9e0e131.

* nix/libstore/build.cc (DerivationGoal::runChild): Add special case for
'isBuiltin(drv)'.  Disable chroot when 'isBuiltin(drv)'.
* nix/libstore/builtins.cc, nix/libstore/builtins.hh,
nix/scripts/download.in, guix/scripts/perform-download.scm: New files.
* guix/ui.scm (show-guix-help)[internal?]: Add 'perform-download'.
* nix/local.mk (libstore_a_SOURCES): Add builtins.cc.
(libstore_headers): Add builtins.hh.
(nodist_pkglibexec_SCRIPTS): Add 'scripts/download'.
* config-daemon.ac: Emit 'scripts/download'.
* Makefile.am (MODULES): Add 'guix/scripts/perform-download.scm'.
* tests/derivations.scm ("unknown built-in builder")
("'download' built-in builder")
("'download' built-in builder, invalid hash")
("'download' built-in builder, not found")
("'download' built-in builder, not fixed-output"): New tests.

Co-authored-by: Eelco Dolstra <eelco.dolstra@logicblox.com>

tests: Move HTTP server to (guix tests http).

* tests/lint.scm (%http-server-port, %local-url)
(%http-server-socket, http-write, %http-server-lock)
(%http-server-ready, http-open, stub-http-server)
(call-with-http-server, with-http-server): Move to (guix tests http).
Adjust tests for %HTTP-SERVER-SOCKET as a promise and %LOCAL-URL as a
parameter.
* guix/tests/http.scm: New file.
* Makefile.am (dist_noinst_DATA): Add it.
(GOBJECTS): Add .go files for all of $(dist_noinst_DATA).
(make-go): Depend on $(dist_noinst_DATA).

guix download: Add '-o' option.

* guix/scripts/download.scm (download-to-file, download-to-store*): New
procedures.
(%default-options): Add 'download-proc'.
(show-help): Adjust description and document '-o'.
(%options): Add '-o'.
(guix-download): Remove 'store' variable.  Add 'fetch' and define 'path'
to as its result.
* tests/guix-download.sh: Add test.

tests: Don't check file-systems in container tests.

Hello,

The containers test was hanging for me, and this patch fixed the
problem.

--
Andy

From 945ad44acf489b7f3a398d4ab739ec2b48477502 Mon Sep 17 00:00:00 2001
From: Andy Patterson <ajpatter@uwaterloo.ca>
Date: Sat, 12 Nov 2016 22:10:01 -0500
Subject: [PATCH] tests: Don't check file-systems in container tests.

* tests/containers.scm ("call-with-container, mnt namespace"): Don't
check file-system in 'call-with-container' call.
* tests/containers.scm
("call-with-container, mnt namespace, wrong bindmount"): Likewise.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

Merge branch 'core-updates'

container: Pass a list of <file-system> objects as things to mount.

* gnu/build/linux-container.scm (mount-file-systems): 'mounts' is now a
list of <file-system> objects instead of a list of lists ("specs").
Add call to 'file-system->spec' as the argument to 'mount-file-system'.
(run-container, call-with-container): Adjust docstring accordingly.
* gnu/system/file-systems.scm (spec->file-system): New procedure.
* gnu/system/linux-container.scm (container-script)[script]: Call
'spec->file-system' inside gexp.
* guix/scripts/environment.scm (launch-environment/container): Remove
call to 'file-system->spec'.
* tests/containers.scm ("call-with-container, mnt namespace")
("call-with-container, mnt namespace, wrong bind mount"): Pass a list of
<file-system> objects.

tests: Adjust 'url-fetch' mocks to TLS changes.

This is a followup to bc3c41ce36349ed4ec758c70b48a7059e363043a.

* tests/cpan.scm ("cpan->guix-package"): Add #:verify-certificate?
parameter in 'url-fetch' mock.
* tests/cran.scm ("description->package"): Likewise.

tests: Fix 'fold-packages' for hidden packages.

* tests/packages.scm ("fold-packages, hidden package"): Expect
GUILE-2.0, not GUILE-2.0/FIXED.  This is a followup to
c62a31ca802c2b225279c4b0360a4cfc2723ad28.

Merge branch 'master' into core-updates

guix hash: Interpret '-' as standard input.

* guix/scripts/hash.scm (guix-hash)[file-hash]: Special-case "-".
* tests/guix-hash.sh: Add test.
* doc/guix.texi (Invoking guix hash): Document it.

Merge branch 'master' into core-updates

tests: Adjust pypi test to recent importer change.

This is a followup to b5c347ad3d83ee580c111bd14c80b469b0dcb294.

* tests/pypi.scm ("pypi->guix-package"): Expect 'propagated-inputs', not
'inputs'.
("pypi->guix-package, wheels"): Likewise.

tests: Skip 'pivot-root' test on Linux > 4.7.5.

* tests/syscalls.scm ("pivot-root"): Skip when 'uname' returns a
'utsname:release' > 4.7.5.

Merge branch 'master' into core-updates

tests: Make sure child process of 'pivot-root' test exits.

* tests/syscalls.scm ("pivot-root"): Use 'test-equal'.  Wrap child body
in 'dynamic-wind'.