gnu/packages/apr.scm


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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013 Cyril Roelandt <tipecaml@gmail.com>
;;; Copyright © 2014, 2015, 2018 Mark H Weaver <mhw@netris.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 apr)
  #:use-module ((guix licenses) #:prefix l:)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix build-system gnu)
  #:use-module (gnu packages)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages xml)
  #:use-module (gnu packages autotools))

(define-public apr
  (package
    (name "apr")
    (version "1.6.3")
    (source (origin
             (method url-fetch)
             (uri (string-append "mirror://apache/apr/apr-"
                                 version ".tar.bz2"))
             (sha256
              (base32
               "0wiik6amxn6lkc55fv9yz5i3kbxnqbp36alrzabx1avsdp8hc7qk"))
             (patches
              (search-patches "apr-skip-getservbyname-test.patch"))
             (patch-flags '("-p0"))))
    (build-system gnu-build-system)
    (arguments
     ;; Sometimes we end up with two processes concurrently trying to make
     ;; 'libmod_test.la': <http://hydra.gnu.org/build/60266/nixlog/2/raw>.
     ;; Thus, build sequentially.
     '(#:parallel-build? #f
       #:parallel-tests? #f))
    (inputs `(("perl" ,perl)
              ("libltdl" ,libltdl)))
    (home-page "http://apr.apache.org/")
    (synopsis "The Apache Portable Runtime Library")
    (description
     "The mission of the Apache Portable Runtime (APR) project is to create and
maintain software libraries that provide a predictable and consistent interface
to underlying platform-specific implementations.  The primary goal is to provide
an API to which software developers may code and be assured of predictable if
not identical behaviour regardless of the platform on which their software is
built, relieving them of the need to code special-case conditions to work
around or take advantage of platform-specific deficiencies or features.")
    (license l:asl2.0)))

(define-public apr-util
  (package
    (name "apr-util")
    (version "1.6.1")
    (source (origin
             (method url-fetch)
             (uri (string-append "mirror://apache/apr/apr-util-"
                                 version ".tar.bz2"))
             (sha256
              (base32
               "0nq3s1yn13vplgl6qfm09f7n0wm08malff9s59bqf9nid9xjzqfk"))))
    (build-system gnu-build-system)
    (inputs
     `(("apr" ,apr)))
    (propagated-inputs
     `(("expat" ,expat)))
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (replace 'configure
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (let ((out   (assoc-ref outputs "out"))
                   (apr   (assoc-ref inputs  "apr"))
                   (expat (assoc-ref inputs  "expat")))
               (setenv "CONFIG_SHELL" (which "bash"))
               (invoke "./configure"
                       (string-append "--prefix=" out)
                       (string-append "--with-apr=" apr)
                       (string-append "--with-expat=" expat))))))

       ;; There are race conditions during 'make check'.  Typically, the
       ;; 'testall' executable is not built yet by the time 'make check' tries
       ;; to run it.  See
       ;; <http://lists.gnu.org/archive/html/guix-devel/2014-03/msg00261.html>.
       #:parallel-tests? #f))
    (home-page "http://apr.apache.org/")
    (synopsis "One of the Apache Portable Runtime Library companions")
    (description
     "APR-util provides a number of helpful abstractions on top of APR.")
    (license l:asl2.0)))
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Thomas Danckaert <post@thomasdanckaert.be>
;;; Copyright © 2017 Marius Bakke <mbakke@fastmail.com>
;;; Copyright © 2018 Chris Marusich <cmmarusich@gmail.com>
;;; Copyright © 2018 Arun Isaac <arunisaac@systemreboot.net>
;;;
;;; 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 tests networking)
  #:use-module (gnu tests)
  #:use-module (gnu system)
  #:use-module (gnu system vm)
  #:use-module (gnu services)
  #:use-module (gnu services base)
  #:use-module (gnu services networking)
  #:use-module (guix gexp)
  #:use-module (guix store)
  #:use-module (guix monads)
  #:use-module (gnu packages bash)
  #:use-module (gnu packages linux)
  #:use-module (gnu packages networking)
  #:use-module (gnu services shepherd)
  #:use-module (ice-9 match)
  #:export (%test-inetd %test-openvswitch %test-dhcpd %test-tor %test-iptables))

(define %inetd-os
  ;; Operating system with 2 inetd services.
  (simple-operating-system
   (service dhcp-client-service-type)
   (service inetd-service-type
            (inetd-configuration
             (entries (list
                       (inetd-entry
                        (name "echo")
                        (socket-type 'stream)
                        (protocol "tcp")
                        (wait? #f)
                        (user "root"))
                       (inetd-entry
                        (name "dict")
                        (socket-type 'stream)
                        (protocol "tcp")
                        (wait? #f)
                        (user "root")
                        (program (file-append bash
                                              "/bin/bash"))
                        (arguments
                         (list "bash" (plain-file "my-dict.sh" "\
while read line
do
    if [[ $line =~ ^DEFINE\\ (.*)$ ]]
    then
        case ${BASH_REMATCH[1]} in
            Guix)
                echo GNU Guix is a package management tool for the GNU system.
                ;;
            G-expression)
                echo Like an S-expression but with a G.
                ;;
            *)
                echo NO DEFINITION FOUND
                ;;
        esac
    else
        echo ERROR
    fi
done" ))))))))))

(define* (run-inetd-test)
  "Run tests in %INETD-OS, where the inetd service provides an echo service on
port 7, and a dict service on port 2628."
  (define os
    (marionette-operating-system %inetd-os))

  (define vm
    (virtual-machine
     (operating-system os)
     (port-forwardings `((8007 . 7)
                         (8628 . 2628)))))

  (define test
    (with-imported-modules '((gnu build marionette))
      #~(begin
          (use-modules (ice-9 rdelim)
                       (srfi srfi-64)
                       (gnu build marionette))
          (define marionette
            (make-marionette (list #$vm)))

          (mkdir #$output)
          (chdir #$output)

          (test-begin "inetd")

          ;; Make sure the PID file is created.
          (test-assert "PID file"
            (marionette-eval
             '(file-exists? "/var/run/inetd.pid")
             marionette))

          ;; Test the echo service.
          (test-equal "echo response"
            "Hello, Guix!"
            (let ((echo (socket PF_INET SOCK_STREAM 0))
                  (addr (make-socket-address AF_INET INADDR_LOOPBACK 8007)))
              (connect echo addr)
              (display "Hello, Guix!\n" echo)
              (let ((response (read-line echo)))
                (close echo)
                response)))

          ;; Test the dict service
          (test-equal "dict response"
            "GNU Guix is a package management tool for the GNU system."
            (let ((dict (socket PF_INET SOCK_STREAM 0))
                  (addr (make-socket-address AF_INET INADDR_LOOPBACK 8628)))
              (connect dict addr)
              (display "DEFINE Guix\n" dict)
              (let ((response (read-line dict)))
                (close dict)
                response)))

          (test-end)
          (exit (= (test-runner-fail-count (test-runner-current)) 0)))))

  (gexp->derivation "inetd-test" test))

(define %test-inetd
  (system-test
   (name "inetd")
   (description "Connect to a host with an INETD server.")
   (value (run-inetd-test))))


;;;
;;; Open vSwitch
;;;

(define setup-openvswitch
  #~(let ((ovs-vsctl (lambda (str)
                       (zero? (apply system*
                                     #$(file-append openvswitch "/bin/ovs-vsctl")
                                     (string-tokenize str)))))
          (add-native-port (lambda (if)
                             (string-append "--may-exist add-port br0 " if
                                            " vlan_mode=native-untagged"
                                            " -- set Interface " if
                                            " type=internal"))))
      (and (ovs-vsctl "--may-exist add-br br0")
           ;; Connect eth0 as an "untagged" port (no VLANs).
           (ovs-vsctl "--may-exist add-port br0 eth0 vlan_mode=native-untagged")
           (ovs-vsctl (add-native-port "ovs0")))))

(define openvswitch-configuration-service
  (simple-service 'openvswitch-configuration shepherd-root-service-type
                  (list (shepherd-service
                         (provision '(openvswitch-configuration))
                         (requirement '(vswitchd))
                         (start #~(lambda ()
                                    #$setup-openvswitch))
                         (respawn? #f)))))

(define %openvswitch-os
  (simple-operating-system
   (static-networking-service "ovs0" "10.1.1.1"
                              #:netmask "255.255.255.252"
                              #:requirement '(openvswitch-configuration))
   (service openvswitch-service-type)
   openvswitch-configuration-service))

(define (run-openvswitch-test)
  (define os
    (marionette-operating-system %openvswitch-os
                                 #:imported-modules '((gnu services herd))))

  (define test
    (with-imported-modules '((gnu build marionette))
      #~(begin
          (use-modules (gnu build marionette)
                       (ice-9 popen)
                       (ice-9 rdelim)
                       (srfi srfi-64))

          (define marionette
            (make-marionette (list #$(virtual-machine os))))

          (mkdir #$output)
          (chdir #$output)

          (test-begin "openvswitch")

          ;; Make sure the bridge is created.
          (test-assert "br0 exists"
            (marionette-eval
             '(zero? (system* "ovs-vsctl" "br-exists" "br0"))
             marionette))

          ;; Make sure eth0 is connected to the bridge.
          (test-equal "eth0 is connected to br0"
            "br0"
            (marionette-eval
             '(begin
                (use-modules (ice-9 popen) (ice-9 rdelim))
                (let* ((port (open-pipe*
                              OPEN_READ
                              (string-append #$openvswitch "/bin/ovs-vsctl")
                              "port-to-br" "eth0"))
                       (output (read-line port)))
                  (close-pipe port)
                  output))
             marionette))

          ;; Make sure the virtual interface got a static IP.
          (test-assert "networking has started on ovs0"
            (marionette-eval
             '(begin
                (use-modules (gnu services herd)
                             (srfi srfi-1))
                (live-service-running
                 (find (lambda (live)
                         (memq 'networking-ovs0
                               (live-service-provision live)))
                       (current-services))))
             marionette))

          (test-end)
          (exit (= (test-runner-fail-count (test-runner-current)) 0)))))

  (gexp->derivation "openvswitch-test" test))

(define %test-openvswitch
  (system-test
   (name "openvswitch")
   (description "Test a running OpenvSwitch configuration.")
   (value (run-openvswitch-test))))


;;;
;;; DHCP Daemon
;;;

(define minimal-dhcpd-v4-config-file
  (plain-file "dhcpd.conf"
              "\
default-lease-time 600;
max-lease-time 7200;

subnet 192.168.1.0 netmask 255.255.255.0 {
 range 192.168.1.100 192.168.1.200;
 option routers 192.168.1.1;
 option domain-name-servers 192.168.1.2, 192.168.1.3;
 option domain-name \"dummy.domain.name.abc123xyz\";
}
"))

(define dhcpd-v4-configuration
  (dhcpd-configuration
   (config-file minimal-dhcpd-v4-config-file)
   (version "4")
   (interfaces '("eth0"))))

(define %dhcpd-os
  (simple-operating-system
   (static-networking-service "eth0" "192.168.1.4"
                              #:netmask "255.255.255.0"
                              #:gateway "192.168.1.1"
                              #:name-servers '("192.168.1.2" "192.168.1.3"))
   (service dhcpd-service-type dhcpd-v4-configuration)))

(define (run-dhcpd-test)
  (define os
    (marionette-operating-system %dhcpd-os
                                 #:imported-modules '((gnu services herd))))

  (define test
    (with-imported-modules '((gnu build marionette))
      #~(begin
          (use-modules (gnu build marionette)
                       (ice-9 popen)
                       (ice-9 rdelim)
                       (srfi srfi-64))

          (define marionette
            (make-marionette (list #$(virtual-machine os))))

          (mkdir #$output)
          (chdir #$output)

          (test-begin "dhcpd")

          (test-assert "pid file exists"
            (marionette-eval
             '(file-exists?
               #$(dhcpd-configuration-pid-file dhcpd-v4-configuration))
             marionette))

          (test-assert "lease file exists"
            (marionette-eval
             '(file-exists?
               #$(dhcpd-configuration-lease-file dhcpd-v4-configuration))
             marionette))

          (test-assert "run directory exists"
            (marionette-eval
             '(file-exists?
               #$(dhcpd-configuration-run-directory dhcpd-v4-configuration))
             marionette))

          (test-assert "dhcpd is alive"
            (marionette-eval
             '(begin
                (use-modules (gnu services herd)
                             (srfi srfi-1))
                (live-service-running
                 (find (lambda (live)
                         (memq 'dhcpv4-daemon
                               (live-service-provision live)))
                       (current-services))))
             marionette))

          (test-end)
          (exit (= (test-runner-fail-count (test-runner-current)) 0)))))

  (gexp->derivation "dhcpd-test" test))

(define %test-dhcpd
  (system-test
   (name "dhcpd")
   (description "Test a running DHCP daemon configuration.")
   (value (run-dhcpd-test))))


;;;
;;; Services related to Tor
;;;

(define %tor-os
  (simple-operating-system
   (service tor-service-type)))

(define %tor-os/unix-socks-socket
  (simple-operating-system
   (service tor-service-type
            (tor-configuration
             (socks-socket-type 'unix)))))

(define (run-tor-test)
  (define os
    (marionette-operating-system %tor-os
                                 #:imported-modules '((gnu services herd))
                                 #:requirements '(tor)))

  (define os/unix-socks-socket
    (marionette-operating-system %tor-os/unix-socks-socket
                                 #:imported-modules '((gnu services herd))
                                 #:requirements '(tor)))

  (define test
    (with-imported-modules '((gnu build marionette))
      #~(begin
          (use-modules (gnu build marionette)
                       (ice-9 popen)
                       (ice-9 rdelim)
                       (srfi srfi-64))

          (define marionette
            (make-marionette (list #$(virtual-machine os))))

          (define (tor-is-alive? marionette)
            (marionette-eval
             '(begin
                (use-modules (gnu services herd)
                             (srfi srfi-1))
                (live-service-running
                 (find (lambda (live)
                         (memq 'tor
                               (live-service-provision live)))
                       (current-services))))
             marionette))

          (mkdir #$output)
          (chdir #$output)

          (test-begin "tor")

          ;; Test the usual Tor service.

          (test-assert "tor is alive"
            (tor-is-alive? marionette))

          (test-assert "tor is listening"
            (let ((default-port 9050))
              (wait-for-tcp-port default-port marionette)))

          ;; Don't run two VMs at once.
          (marionette-control "quit" marionette)

          ;; Test the Tor service using a SOCKS socket.

          (let* ((socket-directory "/tmp/more-sockets")
                 (_ (mkdir socket-directory))
                 (marionette/unix-socks-socket
                  (make-marionette
                   (list #$(virtual-machine os/unix-socks-socket))
                   ;; We can't use the same socket directory as the first
                   ;; marionette.
                   #:socket-directory socket-directory)))
            (test-assert "tor is alive, even when using a SOCKS socket"
              (tor-is-alive? marionette/unix-socks-socket))

            (test-assert "tor is listening, even when using a SOCKS socket"
              (wait-for-unix-socket "/var/run/tor/socks-sock"
                                    marionette/unix-socks-socket)))

          (test-end)
          (exit (= (test-runner-fail-count (test-runner-current)) 0)))))

  (gexp->derivation "tor-test" test))

(define %test-tor
  (system-test
   (name "tor")
   (description "Test a running Tor daemon configuration.")
   (value (run-tor-test))))

(define* (run-iptables-test)
  "Run tests of 'iptables-service-type'."
  (define iptables-rules
    "*filter
:INPUT ACCEPT
:FORWARD ACCEPT
:OUTPUT ACCEPT
-A INPUT -p tcp -m tcp --dport 7 -j REJECT --reject-with icmp-port-unreachable
COMMIT
")

  (define ip6tables-rules
    "*filter
:INPUT ACCEPT
:FORWARD ACCEPT
:OUTPUT ACCEPT
-A INPUT -p tcp -m tcp --dport 7 -j REJECT --reject-with icmp6-port-unreachable
COMMIT
")

  (define inetd-echo-port 7)

  (define os
    (marionette-operating-system
     (simple-operating-system
      (service dhcp-client-service-type)
      (service inetd-service-type
               (inetd-configuration
                (entries (list
                          (inetd-entry
                           (name "echo")
                           (socket-type 'stream)
                           (protocol "tcp")
                           (wait? #f)
                           (user "root"))))))
      (service iptables-service-type
               (iptables-configuration
                (ipv4-rules (plain-file "iptables.rules" iptables-rules))
                (ipv6-rules (plain-file "ip6tables.rules" ip6tables-rules)))))
     #:imported-modules '((gnu services herd))
     #:requirements '(inetd iptables)))

  (define test
    (with-imported-modules '((gnu build marionette))
      #~(begin
          (use-modules (srfi srfi-64)
                       (gnu build marionette))
          (define marionette
            (make-marionette (list #$(virtual-machine os))))

          (define (dump-iptables iptables-save marionette)
            (marionette-eval
             `(begin
                (use-modules (ice-9 popen)
                             (ice-9 rdelim)
                             (ice-9 regex))
                (call-with-output-string
                  (lambda (out)
                    (call-with-port
                     (open-pipe* OPEN_READ ,iptables-save)
                     (lambda (in)
                       (let loop ((line (read-line in)))
                         ;; iptables-save does not output rules in the exact
                         ;; same format we loaded using iptables-restore. It
                         ;; adds comments, packet counters, etc. We remove
                         ;; these additions.
                         (unless (eof-object? line)
                           (cond
                            ;; Remove comments
                            ((string-match "^#" line) #t)
                            ;; Remove packet counters
                            ((string-match "^:([A-Z]*) ([A-Z]*) .*" line)
                             => (lambda (match-record)
                                  (format out ":~a ~a~%"
                                          (match:substring match-record 1)
                                          (match:substring match-record 2))))
                            ;; Pass other lines without modification
                            (else (display line out)
                                  (newline out)))
                           (loop (read-line in)))))))))
             marionette))

          (mkdir #$output)
          (chdir #$output)

          (test-begin "iptables")

          (test-equal "iptables-save dumps the same rules that were loaded"
            (dump-iptables #$(file-append iptables "/sbin/iptables-save")
                           marionette)
            #$iptables-rules)

          (test-equal "ip6tables-save dumps the same rules that were loaded"
            (dump-iptables #$(file-append iptables "/sbin/ip6tables-save")
                           marionette)
            #$ip6tables-rules)

          (test-error "iptables firewall blocks access to inetd echo service"
                      'misc-error
                      (wait-for-tcp-port inetd-echo-port marionette #:timeout 5))

          ;; TODO: This test freezes up at the login prompt without any
          ;; relevant messages on the console. Perhaps it is waiting for some
          ;; timeout. Find and fix this issue.
          ;; (test-assert "inetd echo service is accessible after iptables firewall is stopped"
          ;;   (begin
          ;;     (marionette-eval
          ;;      '(begin
          ;;         (use-modules (gnu services herd))
          ;;         (stop-service 'iptables))
          ;;      marionette)
          ;;     (wait-for-tcp-port inetd-echo-port marionette #:timeout 5)))

          (test-end)
          (exit (= (test-runner-fail-count (test-runner-current)) 0)))))

  (gexp->derivation "iptables" test))

(define %test-iptables
  (system-test
   (name "iptables")
   (description "Test a running iptables daemon.")
   (value (run-iptables-test))))