;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 nee  <nee-git@hidamari.blue>
;;; Copyright © 2021, 2022 Maxim Cournoyer <maxim.cournoyer@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/>.

(define-module (gnu services telephony)
  #:use-module ((gnu build jami-service) #:select (account-fingerprint?))
  #:use-module ((gnu services) #:hide (delete))
  #:use-module (gnu services configuration)
  #:use-module (gnu services shepherd)
  #:use-module (gnu system shadow)
  #:use-module (gnu packages admin)
  #:use-module (gnu packages certs)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages guile-xyz)
  #:use-module (</td></tr></table>
<table class='tabs'><tr><td>
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<div class='path'>path: <a href='/browser-extension/diff/?h=v1.0-beta3&amp;id=31cc63c2b429b768379e1b2ef7598242d0b36d18'>root</a>/<a href='/browser-extension/diff/test?h=v1.0-beta3&amp;id=31cc63c2b429b768379e1b2ef7598242d0b36d18'>test</a>/<a href='/browser-extension/diff/test/unit?h=v1.0-beta3&amp;id=31cc63c2b429b768379e1b2ef7598242d0b36d18'>unit</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='v1.0-beta3'/><input type='hidden' name='id' value='31cc63c2b429b768379e1b2ef7598242d0b36d18'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><div class='diffstat-header'><a href='/browser-extension/diff/?h=v1.0-beta3&amp;id=31cc63c2b429b768379e1b2ef7598242d0b36d18'>Diffstat</a> (limited to 'test/unit')</div><table summary='diffstat' class='diffstat'><tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/browser-extension/diff/test/unit/test_policy_enforcing.py?h=v1.0-beta3&amp;id=31cc63c2b429b768379e1b2ef7598242d0b36d18'>test/unit/test_policy_enforcing.py</a></td><td class='right'>38</td><td class='graph'><table summary='file diffstat' width='38%'><tr><td class='add' style='width: 55.3%;'/><td class='rem' style='width: 44.7%;'/><td class='none' style='width: 0.0%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/browser-extension/diff/test/unit/utils.py?h=v1.0-beta3&amp;id=31cc63c2b429b768379e1b2ef7598242d0b36d18'>test/unit/utils.py</a></td><td class='right'>6</td><td class='graph'><table summary='file diffstat' width='38%'><tr><td class='add' style='width: 7.9%;'/><td class='rem' style='width: 7.9%;'/><td class='none' style='width: 84.2%;'/></tr></table></td></tr>
</table><div class='diffstat-summary'>2 files changed, 24 insertions, 20 deletions</div><table summary='diff' class='diff'><tr><td><div class='head'>diff --git a/test/unit/test_policy_enforcing.py b/test/unit/test_policy_enforcing.py<br/>index 2f7bc80..4b7c173 100644<br/>--- a/<a href='/browser-extension/tree/test/unit/test_policy_enforcing.py?h=v1.0-beta3&amp;id=7bedbcbd80eba9359d2e905b7693923c76ce563d'>test/unit/test_policy_enforcing.py</a><br/>+++ b/<a href='/browser-extension/tree/test/unit/test_policy_enforcing.py?h=v1.0-beta3&amp;id=31cc63c2b429b768379e1b2ef7598242d0b36d18'>test/unit/test_policy_enforcing.py</a></div><div class='hunk'>@@ -41,25 +41,17 @@ payload_policy = {</div><div class='ctx'> </div><div class='ctx'> content_script = load_script('content/policy_enforcing.js') + ''';{</div><div class='ctx'> const smuggled_what_to_do = /^[^#]*#?(.*)$/.exec(document.URL)[1];</div><div class='del'>-const what_to_do = smuggled_what_to_do === "" ? {allow: true} :</div><div class='add'>+const what_to_do = smuggled_what_to_do === "" ? {policy: {allow: true}} :</div><div class='ctx'>                    JSON.parse(decodeURIComponent(smuggled_what_to_do));</div><div class='ctx'> </div><div class='ctx'> if (what_to_do.csp_off) {</div><div class='ctx'>     const orig_DOMParser = window.DOMParser;</div><div class='ctx'>     window.DOMParser = function() {</div><div class='del'>-        parser = new orig_DOMParser();</div><div class='add'>+        const parser = new orig_DOMParser();</div><div class='ctx'>         this.parseFromString = () =&gt; parser.parseFromString('', 'text/html');</div><div class='ctx'>     }</div><div class='ctx'> }</div><div class='ctx'> </div><div class='del'>-if (what_to_do.onbeforescriptexecute_off)</div><div class='del'>-    prevent_script_execution = () =&gt; {};</div><div class='del'>-</div><div class='del'>-if (what_to_do.sanitize_script_off) {</div><div class='del'>-    sanitize_script = () =&gt; {};</div><div class='del'>-    desanitize_script = () =&gt; {};</div><div class='del'>-}</div><div class='del'>-</div><div class='ctx'> enforce_blocking(what_to_do.policy);</div><div class='ctx'> }'''</div><div class='ctx'> </div><div class='hunk'>@@ -71,13 +63,22 @@ def get(driver, page, what_to_do):</div><div class='ctx'> </div><div class='ctx'> @pytest.mark.ext_data({'content_script': content_script})</div><div class='ctx'> @pytest.mark.usefixtures('webextension')</div><div class='del'>-def test_policy_enforcing(driver, execute_in_page):</div><div class='add'>+# Under Mozilla we use several mechanisms of script blocking. Some serve as</div><div class='add'>+# fallbacks in case others break. CSP one of those mechanisms. Here we run the</div><div class='add'>+# test once with CSP blocking on and once without it. This allows us to verify</div><div class='add'>+# that the CSP-less blocking approaches by themselves also work. We don't do the</div><div class='add'>+# reverse (CSP on and other mechanisms off) because CSP rules added through</div><div class='add'>+# &lt;meta&gt; injection are not reliable enough - they do not always take effect</div><div class='add'>+# immediately and there's nothing we can do to fix it.</div><div class='add'>+@pytest.mark.parametrize('csp_off_setting', [{}, {'csp_off': True}])</div><div class='add'>+def test_policy_enforcing_html(driver, execute_in_page, csp_off_setting):</div><div class='ctx'>     """</div><div class='del'>-    A test case of sanitizing &lt;script&gt;s and &lt;meta&gt;s in pages.</div><div class='add'>+    A test case of sanitizing &lt;script&gt;s and intrinsic javascript in pages.</div><div class='ctx'>     """</div><div class='ctx'>     # First, see if scripts run when not blocked.</div><div class='ctx'>     get(driver, 'https://gotmyowndoma.in/scripts_to_block_1.html', {</div><div class='del'>-        'policy': allow_policy</div><div class='add'>+        'policy': allow_policy,</div><div class='add'>+        **csp_off_setting</div><div class='ctx'>     })</div><div class='ctx'> </div><div class='ctx'>     for i in range(1, 3):</div><div class='hunk'>@@ -85,26 +86,29 @@ def test_policy_enforcing(driver, execute_in_page):</div><div class='ctx'> </div><div class='ctx'>     assert set(driver.execute_script('return window.__run || [];')) == \</div><div class='ctx'>         {'inline', 'on', 'href', 'src', 'data'}</div><div class='add'>+    assert are_scripts_allowed(driver)</div><div class='ctx'> </div><div class='ctx'>     # Now, verify scripts don't run when blocked.</div><div class='ctx'>     get(driver, 'https://gotmyowndoma.in/scripts_to_block_1.html', {</div><div class='del'>-        'policy': block_policy</div><div class='add'>+        'policy': block_policy,</div><div class='add'>+        **csp_off_setting</div><div class='ctx'>     })</div><div class='ctx'> </div><div class='ctx'>     for i in range(1, 3):</div><div class='ctx'>         driver.find_element_by_id(f'clickme{i}').click()</div><div class='ctx'> </div><div class='ctx'>     assert set(driver.execute_script('return window.__run || [];')) == set()</div><div class='del'>-    assert not are_scripts_allowed(driver)</div><div class='add'>+    assert bool(csp_off_setting) == are_scripts_allowed(driver)</div><div class='ctx'> </div><div class='ctx'>     # Now, verify only scripts with nonce can run when payload is injected.</div><div class='ctx'>     get(driver, 'https://gotmyowndoma.in/scripts_to_block_1.html', {</div><div class='del'>-        'policy': payload_policy</div><div class='add'>+        'policy': payload_policy,</div><div class='add'>+        **csp_off_setting</div><div class='ctx'>     })</div><div class='ctx'> </div><div class='ctx'>     for i in range(1, 3):</div><div class='ctx'>         driver.find_element_by_id(f'clickme{i}').click()</div><div class='ctx'> </div><div class='ctx'>     assert set(driver.execute_script('return window.__run || [];')) == set()</div><div class='del'>-    assert not are_scripts_allowed(driver)</div><div class='add'>+    assert bool(csp_off_setting) == are_scripts_allowed(driver)</div><div class='ctx'>     assert are_scripts_allowed(driver, nonce)</div><div class='head'>diff --git a/test/unit/utils.py b/test/unit/utils.py<br/>index 8e04d91..4d8766e 100644<br/>--- a/<a href='/browser-extension/tree/test/unit/utils.py?h=v1.0-beta3&amp;id=7bedbcbd80eba9359d2e905b7693923c76ce563d'>test/unit/utils.py</a><br/>+++ b/<a href='/browser-extension/tree/test/unit/utils.py?h=v1.0-beta3&amp;id=31cc63c2b429b768379e1b2ef7598242d0b36d18'>test/unit/utils.py</a></div><div class='hunk'>@@ -191,12 +191,12 @@ broker_js = lambda: load_script('background/broadcast_broker.js') + ';start();'</div><div class='ctx'> def are_scripts_allowed(driver, nonce=None):</div><div class='ctx'>         return driver.execute_script(</div><div class='ctx'>             '''</div><div class='del'>-            document.scripts_allowed = false;</div><div class='add'>+            document.haketilo_scripts_allowed = false;</div><div class='ctx'>             const script = document.createElement("script");</div><div class='del'>-            script.innerHTML = "document.scripts_allowed = true;";</div><div class='add'>+            script.innerHTML = "document.haketilo_scripts_allowed = true;";</div><div class='ctx'>             if (arguments[0])</div><div class='ctx'>                 script.setAttribute("nonce", arguments[0]);</div><div class='ctx'>             document.head.append(script);</div><div class='del'>-            return document.scripts_allowed;</div><div class='add'>+            return document.haketilo_scripts_allowed;</div><div class='ctx'>             ''',</div><div class='ctx'>             nonce)</div></td></tr></table></div> <!-- class=content -->
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                             <a href="https://git.zx2c4.com/cgit/about/">
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</html>
s keyed by their account username.")
           (procedure
            #~(lambda _
                ;; Print the accounts summary or long listing, according to
                ;; user-provided option.
                (let* ((usernames (get-usernames))
                       (accounts (map-in-order username->account usernames)))
                  (match accounts
                    (()                 ;empty list
                     (format #t "There is no Jami account available.~%"))
                    ((one two ...)
                     (format #t "The following Jami accounts are available:~%")
                     (for-each
                      (lambda (account)
                        (define fingerprint (assoc-ref account
                                                       "Account.username"))
                        (define human-friendly-name
                          (or (assoc-ref account
                                         "Account.registeredName")
                              (assoc-ref account
                                         "Account.displayName")
                              (assoc-ref account
                                         "Account.alias")))
                        (define disabled?
                          (and=> (assoc-ref account "Account.enable")
                                 (cut string=? "false" <>)))

                        (format #t "  - ~a~@[ (~a)~] ~:[~;[disabled]~]~%"
                                fingerprint human-friendly-name disabled?))
                      accounts)
                     (display "\n")))
                  ;; Return the account-details-list alist.
                  (map cons usernames accounts))))))

        (define list-account-details-action
          (shepherd-action
           (name 'list-account-details)
           (documentation "Display the account details of the available Jami
accounts in the @code{recutils} format.  Return the account details alists
keyed by their account username.")
           (procedure
            #~(lambda _
                (let* ((usernames (get-usernames))
                       (accounts (map-in-order username->account usernames)))
                  (for-each (lambda (account)
                              (display (account-details->recutil account))
                              (display "\n\n"))
                            accounts)
                  (map cons usernames accounts))))))

        (define list-contacts-action
          (shepherd-action
           (name 'list-contacts)
           (documentation "Display the contacts for each Jami account.  Return
an alist containing the contacts keyed by the account usernames.")
           (procedure
            #~(lambda _
                (let* ((usernames (get-usernames))
                       (contacts (map-in-order username->contacts usernames)))
                  (for-each (lambda (username contacts)
                              (format #t "Contacts for account ~a:~%"
                                      username)
                              (format #t "~{  - ~a~%~}~%" contacts))
                            usernames contacts)
                  (map cons usernames contacts))))))

        (define list-moderators-action
          (shepherd-action
           (name 'list-moderators)
           (documentation "Display the moderators for each Jami account.  Return
an alist containing the moderators keyed by the account usernames.")
           (procedure
            #~(lambda _
                (let* ((usernames (get-usernames))
                       (moderators (map-in-order username->moderators
                                                 usernames)))
                  (for-each
                   (lambda (username moderators)
                     (if (username->all-moderators? username)
                         (format #t "Anyone can moderate for account ~a~%"
                                 username)
                         (begin
                           (format #t "Moderators for account ~a:~%" username)
                           (format #t "~{  - ~a~%~}~%" moderators))))
                   usernames moderators)
                  (map cons usernames moderators))))))

        (define add-moderator-action
          (shepherd-action
           (name 'add-moderator)
           (documentation "Add a moderator for a given Jami account.  The
MODERATOR contact must be given as its 40 characters fingerprint, while the
Jami account can be provided as its registered USERNAME or fingerprint.

@example
herd add-moderator jami 1dbcb0f5f37324228235564b79f2b9737e9a008f username
@end example

Return the moderators for the account known by USERNAME.")
           (procedure
            #~(lambda (_ moderator username)
                (set-all-moderators #f username)
                (add-contact moderator username)
                (set-moderator moderator #t username)
                (username->moderators username)))))

        (define ban-contact-action
          (shepherd-action
           (name 'ban-contact)
           (documentation "Ban a contact for a given or all Jami accounts, and
clear their moderator flag.  The CONTACT must be given as its 40 characters
fingerprint, while the Jami account can be provided as its registered USERNAME
or fingerprint, or omitted.  When the account is omitted, CONTACT is banned
from all accounts.

@example
herd ban-contact jami 1dbcb0f5f37324228235564b79f2b9737e9a008f [username]
@end example")
           (procedure
            #~(lambda* (_ contact #:optional username)
                (let ((usernames (or (and=> username list)
                                     (get-usernames))))
                  (for-each (lambda (username)
                              (set-moderator contact #f username)
                              (remove-contact contact username #:ban? #t))
                            usernames))))))

        (define list-banned-contacts-action
          (shepherd-action
           (name 'list-banned-contacts)
           (documentation "List the banned contacts for each accounts.  Return
an alist of the banned contacts, keyed by the account usernames.")
           (procedure
            #~(lambda _
                (define banned-contacts
                  (let ((usernames (get-usernames)))
                    (map cons usernames
                         (map-in-order (lambda (x)
                                         (receive (_ banned)
                                             (username->contacts x)
                                           banned))
                                       usernames))))

                (for-each (match-lambda
                            ((username . banned)
                             (unless (null? banned)
                               (format #t "Banned contacts for account ~a:~%"
                                       username)
                               (format #t "~{  - ~a~%~}~%" banned))))
                          banned-contacts)
                banned-contacts))))

        (define enable-account-action
          (shepherd-action
           (name 'enable-account)
           (documentation "Enable an account.  It takes USERNAME as an argument,
either a registered username or the fingerprint of the account.")
           (procedure
            #~(lambda (_ username)
                (enable-account username)))))

        (define disable-account-action
          (shepherd-action
           (name 'disable-account)
           (documentation "Disable an account.  It takes USERNAME as an
argument, either a registered username or the fingerprint of the account.")
           (procedure
            #~(lambda (_ username)
                (disable-account username)))))

        (list (shepherd-service
               (documentation "Run a D-Bus session for the Jami daemon.")
               (provision '(jami-dbus-session))
               (modules `((gnu build shepherd)
                          (gnu build dbus-service)
                          (gnu build jami-service)
                          (gnu system file-systems)
                          ,@%default-modules))
               ;; The requirement on dbus-system is to ensure other required
               ;; activation for D-Bus, such as a /etc/machine-id file.
               (requirement '(dbus-system syslogd))
               (start
                #~(make-forkexec-constructor/container
                   (list #$dbus-daemon "--session"
                         "--address=unix:path=/var/run/jami/bus"
                         "--syslog-only")
                   #:pid-file "/var/run/jami/pid"
                   #:mappings
                   (list (file-system-mapping
                          (source "/dev/log") ;for syslog
                          (target source))
                         (file-system-mapping
                          (source "/var/run/jami")
                          (target source)
                          (writable? #t)))
                   #:user "jami"
                   #:group "jami"
                   #:environment-variables
                   ;; This is so that the cx.ring.Ring service D-Bus
                   ;; definition is found by dbus-daemon.
                   (list (string-append "XDG_DATA_DIRS="
                                        #$libjami:bin "/share"))))
               (stop #~(make-kill-destructor)))

              (shepherd-service
               (documentation "Run the Jami daemon.")
               (provision '(jami))
               (actions (list list-accounts-action
                              list-account-details-action
                              list-contacts-action
                              list-moderators-action
                              add-moderator-action
                              ban-contact-action
                              list-banned-contacts-action
                              enable-account-action
                              disable-account-action))
               (requirement '(jami-dbus-session))
               (modules `((ice-9 format)
                          (ice-9 ftw)
                          (ice-9 match)
                          (ice-9 receive)
                          (srfi srfi-1)
                          (srfi srfi-26)
                          (gnu build dbus-service)
                          (gnu build jami-service)
                          (gnu build shepherd)
                          (gnu system file-systems)
                          ,@%default-modules))
               (start
                #~(lambda args
                    (define (delete-file-recursively/safe file)
                      ;; Ensure we're not deleting things outside of
                      ;; /var/lib/jami.  This prevents a possible attack in case
                      ;; the daemon is compromised and an attacker gains write
                      ;; access to /var/lib/jami.
                      (let ((parent-directory (dirname file)))
                        (if (eq? 'symlink (stat:type (stat parent-directory)))
                            (error "abnormality detected; unexpected symlink found at"
                                   parent-directory)
                            (delete-file-recursively file))))

                    (when #$declarative-mode?
                      ;; Clear the Jami configuration and accounts, to enforce the
                      ;; declared state.
                      (catch #t
                        (lambda ()
                          (for-each (cut delete-file-recursively/safe <>)
                                    '("/var/lib/jami/.cache/jami"
                                      "/var/lib/jami/.config/jami"
                                      "/var/lib/jami/.local/share/jami"
                                      "/var/lib/jami/accounts")))
                        (lambda args
                          #t))
                      ;; Copy the Jami account archives from somewhere readable
                      ;; by root to a place only the jami user can read.
                      (let* ((accounts-dir "/var/lib/jami/accounts/")
                             (pwd (getpwnam "jami"))
                             (user (passwd:uid pwd))
                             (group (passwd:gid pwd)))
                        (mkdir-p accounts-dir)
                        (chown accounts-dir user group)
                        (for-each (lambda (f)
                                    (let ((dest (string-append accounts-dir
                                                               (basename f))))
                                      (copy-file f dest)
                                      (chown dest user group)))
                                  '#$(and declarative-mode?
                                          (map jami-account-archive accounts)))))

                    ;; Start the daemon.
                    (define daemon-pid
                      ((make-forkexec-constructor/container
                        (list #$@(jami-configuration->command-line-arguments
                                  config))
                        #:mappings
                        (list (file-system-mapping
                               (source "/dev/log") ;for syslog
                               (target source))
                              (file-system-mapping
                               (source "/var/lib/jami")
                               (target source)
                               (writable? #t))
                              (file-system-mapping
                               (source "/var/run/jami")
                               (target source)
                               (writable? #t))
                              ;; Expose TLS certificates for GnuTLS.
                              (file-system-mapping
                               (source #$(file-append nss-certs "/etc/ssl/certs"))
                               (target "/etc/ssl/certs")))
                        #:user "jami"
                        #:group "jami"
                        #:environment-variables
                        (list (string-append "DBUS_SESSION_BUS_ADDRESS="
                                             "unix:path=/var/run/jami/bus")
                              ;; Expose TLS certificates for OpenSSL.
                              "SSL_CERT_DIR=/etc/ssl/certs"))))

                    (setenv "DBUS_SESSION_BUS_ADDRESS"
                            "unix:path=/var/run/jami/bus")

                    ;; Wait until the service name has been acquired by D-Bus.
                    (with-retries 20 1 (jami-service-available?))

                    (when #$declarative-mode?
                      ;; Provision the accounts via the D-Bus API of the daemon.
                      (let* ((jami-account-archives
                              (map (cut string-append
                                        "/var/lib/jami/accounts/" <>)
                                   (scandir "/var/lib/jami/accounts/"
                                            (lambda (f)
                                              (not (member f '("." "..")))))))
                             (usernames (map-in-order (cut add-account <>)
                                                      jami-account-archives)))

                        (define (archive-name->username archive)
                          (list-ref
                           usernames
                           (list-index (lambda (f)
                                         (string-suffix? (basename archive) f))
                                       jami-account-archives)))

                        (for-each
                         (lambda (archive allowed-contacts moderators
                                          account-details)
                           (let ((username (archive-name->username
                                            archive)))
                             (when (not (eq? '#$%unset-value allowed-contacts))
                               ;; Reject calls from unknown contacts.
                               (set-account-details
                                '(("DHT.PublicInCalls" . "false")) username)
                               ;; Remove all contacts.
                               (for-each (cut remove-contact <> username)
                                         (username->contacts username))
                               ;; Add allowed ones.
                               (for-each (cut add-contact <> username)
                                         allowed-contacts))
                             (when (not (eq? '#$%unset-value moderators))
                               ;; Disable the 'AllModerators' property.
                               (set-all-moderators #f username)
                               ;; Remove all moderators.
                               (for-each (cut set-moderator <> #f username)
                                         (username->moderators username))
                               ;; Add declared moderators.
                               (for-each (cut set-moderator <> #t username)
                                         moderators))
                             ;; Set the various account parameters.
                             (set-account-details account-details username)))
                         '#$(and declarative-mode?
                                 (map-in-order (cut jami-account-archive <>)
                                               accounts))
                         '#$(and declarative-mode?
                                 (map-in-order
                                  (cut jami-account-allowed-contacts <>)
                                  accounts))
                         '#$(and declarative-mode?
                                 (map-in-order (cut jami-account-moderators <>)
                                               accounts))
                         '#$(and declarative-mode?
                                 (map-in-order jami-account->alist accounts)))))

                    ;; Finally, return the PID of the daemon process.
                    daemon-pid))
               ;; XXX: jamid takes some time to terminate, and GNU Shepherd
               ;; doesn't block when calling waitpid (see:
               ;; https://issues.guix.gnu.org/57922).  Using SIGKILL instead
               ;; of SIGTERM works around that.
               (stop #~(make-kill-destructor SIGKILL))))))))

(define jami-service-type
  (service-type
   (name 'jami)
   (default-value (jami-configuration))
   (extensions
    (list (service-extension shepherd-root-service-type
                             jami-shepherd-services)
          (service-extension account-service-type
                             (const %jami-accounts))
          (service-extension activation-service-type
                             jami-dbus-session-activation)))
   (description "Run the Jami daemon (@command{jamid}).  This service is
geared toward the use case of hosting Jami rendezvous points over a headless
server.  If you use Jami on your local machine, you may prefer to setup a user
Shepherd service for it instead; this way, the daemon will be shared via your
normal user D-Bus session bus.")))


;;;
;;; Mumble server.
;;;

;; https://github.com/mumble-voip/mumble/blob/master/scripts/murmur.ini

(define-record-type* <mumble-server-configuration> mumble-server-configuration
  make-mumble-server-configuration
  mumble-server-configuration?
  (package               mumble-server-configuration-package ;file-like
                         (default mumble))
  (user                  mumble-server-configuration-user
                         (default "mumble-server"))
  (group                 mumble-server-configuration-group
                         (default "mumble-server"))
  (port                  mumble-server-configuration-port
                         (default 64738))
  (welcome-text          mumble-server-configuration-welcome-text
                         (default ""))
  (server-password       mumble-server-configuration-server-password
                         (default ""))
  (max-users             mumble-server-configuration-max-users
                         (default 100))
  (max-user-bandwidth    mumble-server-configuration-max-user-bandwidth
                         (default #f))
  (database-file         mumble-server-configuration-database-file
                         (default "/var/lib/mumble-server/db.sqlite"))
  (log-file              mumble-server-configuration-log-file
                         (default "/var/log/mumble-server/mumble-server.log"))
  (pid-file              mumble-server-configuration-pid-file
                         (default "/var/run/mumble-server/mumble-server.pid"))
  (autoban-attempts      mumble-server-configuration-autoban-attempts
                         (default 10))
  (autoban-timeframe     mumble-server-configuration-autoban-timeframe
                         (default 120))
  (autoban-time          mumble-server-configuration-autoban-time
                         (default 300))
  (opus-threshold        mumble-server-configuration-opus-threshold
                         (default 100)) ; integer percent
  (channel-nesting-limit mumble-server-configuration-channel-nesting-limit
                         (default 10))
  (channelname-regex     mumble-server-configuration-channelname-regex
                         (default #f))
  (username-regex        mumble-server-configuration-username-regex
                         (default #f))
  (text-message-length   mumble-server-configuration-text-message-length
                         (default 5000))
  (image-message-length  mumble-server-configuration-image-message-length
                         (default (* 128 1024))) ; 128 Kilobytes
  (cert-required?         mumble-server-configuration-cert-required?
                          (default #f))
  (remember-channel?     mumble-server-configuration-remember-channel?
                         (default #f))
  (allow-html?           mumble-server-configuration-allow-html?
                         (default #f))
  (allow-ping?           mumble-server-configuration-allow-ping?
                         (default #f))
  (bonjour?              mumble-server-configuration-bonjour?
                         (default #f))
  (send-version?         mumble-server-configuration-send-version?
                         (default #f))
  (log-days              mumble-server-configuration-log-days
                         (default 31))
  (obfuscate-ips?        mumble-server-obfuscate-ips?
                         (default #t))
  (ssl-cert              mumble-server-configuration-ssl-cert
                         (default #f))
  (ssl-key               mumble-server-configuration-ssl-key
                         (default #f))
  (ssl-dh-params         mumble-server-configuration-ssl-dh-params
                         (default #f))
  (ssl-ciphers           mumble-server-configuration-ssl-ciphers
                         (default #f))
  (public-registration   mumble-server-configuration-public-registration
                         (default #f))  ; <mumble-server-public-registration-configuration>
  (file                  mumble-server-configuration-file
                         (default #f)))

(define-record-type* <mumble-server-public-registration-configuration>
  mumble-server-public-registration-configuration
  make-mumble-server-public-registration-configuration
  mumble-server-public-registration-configuration?
  (name         mumble-server-public-registration-configuration-name)
  (password     mumble-server-public-registration-configuration-password)
  (url          mumble-server-public-registration-configuration-url)
  (hostname     mumble-server-public-registration-configuration-hostname
                (default #f)))

(define (flatten . lst)
  "Return a list that recursively concatenates all sub-lists of LST."
  (define (flatten1 head out)
    (if (list? head)
        (fold-right flatten1 out head)
        (cons head out)))
  (fold-right flatten1 '() lst))

(define (default-mumble-server-config config)
  (match-record
   config
   <mumble-server-configuration>
   (user port welcome-text server-password max-users max-user-bandwidth
    database-file log-file pid-file autoban-attempts autoban-timeframe
    autoban-time opus-threshold channel-nesting-limit channelname-regex
    username-regex text-message-length image-message-length cert-required?
    remember-channel? allow-html? allow-ping? bonjour? send-version?
    log-days obfuscate-ips? ssl-cert ssl-key ssl-dh-params ssl-ciphers
    public-registration)
   (apply mixed-text-file "mumble-server.ini"
          (flatten
           "welcometext=" welcome-text "\n"
           "port=" (number->string port) "\n"
           (if server-password (list "serverpassword=" server-password "\n") '())
           (if max-user-bandwidth (list "bandwidth="
                                        (number->string max-user-bandwidth) "\n")
               '())
           "users=" (number->string max-users) "\n"
           "uname=" user "\n"
           "database=" database-file "\n"
           "logfile=" log-file "\n"
           "pidfile=" pid-file "\n"
           (if autoban-attempts (list "autobanAttempts=" (number->string autoban-attempts) "\n") '())
           (if autoban-timeframe (list "autobanTimeframe=" (number->string autoban-timeframe) "\n") '())
           (if autoban-time (list "autobanTime=" (number->string autoban-time) "\n") '())
           (if opus-threshold (list "opusthreshold=" (number->string opus-threshold) "\n") '())
           (if channel-nesting-limit (list "channelnestinglimit=" (number->string channel-nesting-limit) "\n") '())
           (if channelname-regex (list "channelname=" channelname-regex "\n") '())
           (if username-regex (list "username=" username-regex "\n") '())
           (if text-message-length (list "textmessagelength=" (number->string text-message-length) "\n") '())
           (if image-message-length (list "imagemessagelength=" (number->string image-message-length) "\n") '())
           (if log-days (list "logdays=" (number->string log-days) "\n") '())
           "obfuscate=" (if obfuscate-ips? "true" "false") "\n"
           "certrequired=" (if cert-required? "true" "false") "\n"
           "rememberchannel=" (if remember-channel? "true" "false") "\n"
           "allowhtml=" (if allow-html? "true" "false") "\n"
           "allowping=" (if allow-ping? "true" "false") "\n"
           "bonjour=" (if bonjour? "true" "false") "\n"
           "sendversion=" (if send-version? "true" "false") "\n"
           (cond ((and ssl-cert ssl-key)
                  (list
                   "sslCert=" ssl-cert "\n"
                   "sslKey=" ssl-key "\n"))
                 ((or ssl-cert ssl-key)
                  (error "ssl-cert and ssl-key must both be set"
                         ssl-cert ssl-key))
                 (else '()))
           (if ssl-dh-params (list "sslDHParams=" ssl-dh-params) '())
           (if ssl-ciphers (list "sslCiphers=" ssl-ciphers) '())

           (match public-registration
             (#f '())
             (($ <mumble-server-public-registration-configuration>
                 name password url hostname)
              (if (and (or (not server-password) (string-null? server-password))
                       allow-ping?)
                  (list
                   "registerName=" name "\n"
                   "registerPassword=" password "\n"
                   "registerUrl=" url "\n"
                   (if hostname
                       (string-append "registerHostname=" hostname "\n")
                       ""))
                  (error "To publicly register your mumble-server server your server must be publicy visible
and users must be able to join without a password. To fix this set:
(allow-ping? #t)
(server-password \"\")
Or set public-registration to #f"))))))))

(define (mumble-server-activation config)
  #~(begin
      (use-modules (guix build utils))
      (let* ((log-dir (dirname #$(mumble-server-configuration-log-file config)))
             (pid-dir (dirname #$(mumble-server-configuration-pid-file config)))
             (db-dir (dirname #$(mumble-server-configuration-database-file config)))
             (user (getpwnam #$(mumble-server-configuration-user config)))
             (init-dir
              (lambda (name dir)
                (format #t "creating mumble-server ~a directory '~a'\n" name dir)
                (mkdir-p dir)
                (chown dir (passwd:uid user) (passwd:gid user))
                (chmod dir #o700)))
             (ini #$(or (mumble-server-configuration-file config)
                        (default-mumble-server-config config))))
        (init-dir "log" log-dir)
        (init-dir "pid" pid-dir)
        (init-dir "database" db-dir)

        (format #t "mumble-server: use config file: ~a~%\n" ini)
        (format #t "mumble-server: to set the SuperUser password run:
    `~a -ini ~a -readsupw`\n"
                #$(file-append (mumble-server-configuration-package config)
                               "/bin/mumble-server") ini)
        #t)))

(define mumble-server-accounts
  (match-lambda
    (($ <mumble-server-configuration> _ user group)
     (list
      (user-group
       (name group)
       (system? #t))
      (user-account
       (name user)
       (group group)
       (system? #t)
       (comment "Mumble server daemon")
       (home-directory "/var/empty")
       (shell (file-append shadow "/sbin/nologin")))))))

(define (mumble-server-shepherd-service config)
  (list (shepherd-service
         (provision '(mumble-server))
         (documentation "Run the Mumble server.")
         (requirement '(networking))
         (start #~(make-forkexec-constructor
                   '(#$(file-append (mumble-server-configuration-package config)
                                    "/bin/mumble-server")
                     "-ini"
                     #$(or (mumble-server-configuration-file config)
                           (default-mumble-server-config config)))
                   #:pid-file #$(mumble-server-configuration-pid-file config)))
         (stop #~(make-kill-destructor)))))

(define mumble-server-service-type
  (service-type (name 'mumble-server)
                (description
                 "Run the Mumble voice-over-IP (VoIP) server.")
                (extensions
                 (list (service-extension shepherd-root-service-type
                                          mumble-server-shepherd-service)
                       (service-extension activation-service-type
                                          mumble-server-activation)
                       (service-extension account-service-type
                                          mumble-server-accounts)))
                (default-value (mumble-server-configuration))))

(define-deprecated/public-alias
  murmur-configuration
  mumble-server-configuration)
(define-deprecated/public-alias
  make-murmur-configuration
  make-mumble-server-configuration)
(define-deprecated/public-alias
  murmur-configuration?
  mumble-server-configuration?)
(define-deprecated/public-alias
  murmur-configuration-package
  mumble-server-configuration-package)
(define-deprecated/public-alias
  murmur-configuration-user
  mumble-server-configuration-user)
(define-deprecated/public-alias
  murmur-configuration-group
  mumble-server-configuration-group)
(define-deprecated/public-alias
  murmur-configuration-port
  mumble-server-configuration-port)
(define-deprecated/public-alias
  murmur-configuration-welcome-text
  mumble-server-configuration-welcome-text)
(define-deprecated/public-alias
  murmur-configuration-server-password
  mumble-server-configuration-server-password)
(define-deprecated/public-alias
  murmur-configuration-max-users
  mumble-server-configuration-max-users)
(define-deprecated/public-alias
  murmur-configuration-max-user-bandwidth
  mumble-server-configuration-max-user-bandwidth)
(define-deprecated/public-alias
  murmur-configuration-database-file
  mumble-server-configuration-database-file)
(define-deprecated/public-alias
  murmur-configuration-log-file
  mumble-server-configuration-log-file)
(define-deprecated/public-alias
  murmur-configuration-pid-file
  mumble-server-configuration-pid-file)
(define-deprecated/public-alias
  murmur-configuration-autoban-attempts
  mumble-server-configuration-autoban-attempts)
(define-deprecated/public-alias
  murmur-configuration-autoban-timeframe
  mumble-server-configuration-autoban-timeframe)
(define-deprecated/public-alias
  murmur-configuration-autoban-time
  mumble-server-configuration-autoban-time)
(define-deprecated/public-alias
  murmur-configuration-opus-threshold
  mumble-server-configuration-opus-threshold)
(define-deprecated/public-alias
  murmur-configuration-channel-nesting-limit
  mumble-server-configuration-channel-nesting-limit)
(define-deprecated/public-alias
  murmur-configuration-channelname-regex
  mumble-server-configuration-channelname-regex)
(define-deprecated/public-alias
  murmur-configuration-username-regex
  mumble-server-configuration-username-regex)
(define-deprecated/public-alias
  murmur-configuration-text-message-length
  mumble-server-configuration-text-message-length)
(define-deprecated/public-alias
  murmur-configuration-image-message-length
  mumble-server-configuration-image-message-length)
(define-deprecated/public-alias
  murmur-configuration-cert-required?
  mumble-server-configuration-cert-required?)
(define-deprecated/public-alias
  murmur-configuration-remember-channel?
  mumble-server-configuration-remember-channel?)
(define-deprecated/public-alias
  murmur-configuration-allow-html?
  mumble-server-configuration-allow-html?)
(define-deprecated/public-alias
  murmur-configuration-allow-ping?
  mumble-server-configuration-allow-ping?)
(define-deprecated/public-alias
  murmur-configuration-bonjour?
  mumble-server-configuration-bonjour?)
(define-deprecated/public-alias
  murmur-configuration-send-version?
  mumble-server-configuration-send-version?)
(define-deprecated/public-alias
  murmur-configuration-log-days
  mumble-server-configuration-log-days)
(define-deprecated/public-alias
  murmur-configuration-obfuscate-ips?
  mumble-server-configuration-obfuscate-ips?)
(define-deprecated/public-alias
  murmur-configuration-ssl-cert
  mumble-server-configuration-ssl-cert)
(define-deprecated/public-alias
  murmur-configuration-ssl-key
  mumble-server-configuration-ssl-key)
(define-deprecated/public-alias
  murmur-configuration-ssl-dh-params
  mumble-server-configuration-ssl-dh-params)
(define-deprecated/public-alias
  murmur-configuration-ssl-ciphers
  mumble-server-configuration-ssl-ciphers)
(define-deprecated/public-alias
  murmur-configuration-public-registration
  mumble-server-configuration-public-registration)
(define-deprecated/public-alias
  murmur-configuration-file
  mumble-server-configuration-file)

(define-deprecated/public-alias
  murmur-public-registration-configuration
  mumble-server-public-registration-configuration)
(define-deprecated/public-alias
  make-murmur-public-registration-configuration
  make-mumble-server-public-registration-configuration)
(define-deprecated/public-alias
  murmur-public-registration-configuration?
  mumble-server-public-registration-configuration?)
(define-deprecated/public-alias
  murmur-public-registration-configuration-name
  mumble-server-public-registration-configuration-name)
(define-deprecated/public-alias
  murmur-public-registration-configuration-url
  mumble-server-public-registration-configuration-url)
(define-deprecated/public-alias
  murmur-public-registration-configuration-password
  mumble-server-public-registration-configuration-password)
(define-deprecated/public-alias
  murmur-public-registration-configuration-hostname
  mumble-server-public-registration-configuration-hostname)

(define-deprecated/public-alias
  murmur-service-type
  mumble-server-service-type)

;; Local Variables:
;; eval: (put 'with-retries 'scheme-indent-function 2)
;; End: