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-rw-r--r--gnu/services/base.scm126
1 files changed, 92 insertions, 34 deletions
diff --git a/gnu/services/base.scm b/gnu/services/base.scm
index 04bc991356..3fc4d5f885 100644
--- a/gnu/services/base.scm
+++ b/gnu/services/base.scm
@@ -1,7 +1,7 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2015, 2016 Alex Kost <alezost@gmail.com>
-;;; Copyright © 2015, 2016 Mark H Weaver <mhw@netris.org>
+;;; Copyright © 2015, 2016, 2020 Mark H Weaver <mhw@netris.org>
 ;;; Copyright © 2015 Sou Bunnbu <iyzsong@gmail.com>
 ;;; Copyright © 2016, 2017 Leo Famulari <leo@famulari.name>
 ;;; Copyright © 2016 David Craven <david@craven.ch>
@@ -62,7 +62,8 @@
   #:use-module (srfi srfi-26)
   #:use-module (ice-9 match)
   #:use-module (ice-9 format)
-  #:re-export (user-processes-service-type)       ;backwards compatibility
+  #:re-export (user-processes-service-type        ;backwards compatibility
+               %default-substitute-urls)
   #:export (fstab-service-type
             root-file-system-service
             file-system-service-type
@@ -106,6 +107,12 @@
             agetty-service-type
 
             mingetty-configuration
+            mingetty-configuration-tty
+            mingetty-configuration-auto-login
+            mingetty-configuration-login-program
+            mingetty-configuration-login-pause?
+            mingetty-configuration-clear-on-logout?
+            mingetty-configuration-mingetty
             mingetty-configuration?
             mingetty-service
             mingetty-service-type
@@ -291,7 +298,8 @@ FILE-SYSTEM."
 (define (mapped-device->shepherd-service-name md)
   "Return the symbol that denotes the shepherd service of MD, a <mapped-device>."
   (symbol-append 'device-mapping-
-                 (string->symbol (mapped-device-target md))))
+                 (string->symbol (string-join
+                                  (mapped-device-targets md) "-"))))
 
 (define dependency->shepherd-service-name
   (match-lambda
@@ -1024,20 +1032,22 @@ the tty to run, among other things."
 (define-record-type* <mingetty-configuration>
   mingetty-configuration make-mingetty-configuration
   mingetty-configuration?
-  (mingetty       mingetty-configuration-mingetty ;<package>
-                  (default mingetty))
-  (tty            mingetty-configuration-tty)     ;string
-  (auto-login     mingetty-auto-login             ;string | #f
-                  (default #f))
-  (login-program  mingetty-login-program          ;gexp
-                  (default #f))
-  (login-pause?   mingetty-login-pause?           ;Boolean
-                  (default #f)))
+  (mingetty         mingetty-configuration-mingetty ;<package>
+                    (default mingetty))
+  (tty              mingetty-configuration-tty)     ;string
+  (auto-login       mingetty-auto-login             ;string | #f
+                    (default #f))
+  (login-program    mingetty-login-program          ;gexp
+                    (default #f))
+  (login-pause?     mingetty-login-pause?           ;Boolean
+                    (default #f))
+  (clear-on-logout? mingetty-clear-on-logout?       ;Boolean
+                    (default #t)))
 
 (define mingetty-shepherd-service
   (match-lambda
     (($ <mingetty-configuration> mingetty tty auto-login login-program
-                                 login-pause?)
+                                 login-pause? clear-on-logout?)
      (list
       (shepherd-service
        (documentation "Run mingetty on an tty.")
@@ -1050,7 +1060,6 @@ the tty to run, among other things."
 
        (start  #~(make-forkexec-constructor
                   (list #$(file-append mingetty "/sbin/mingetty")
-                        "--noclear"
 
                         ;; Avoiding 'vhangup' allows us to avoid 'setfont'
                         ;; errors down the path where various ioctls get
@@ -1058,6 +1067,9 @@ the tty to run, among other things."
                         ;; in Linux.
                         "--nohangup" #$tty
 
+                        #$@(if clear-on-logout?
+                               #~()
+                               #~("--noclear"))
                         #$@(if auto-login
                                #~("--autologin" #$auto-login)
                                #~())
@@ -1476,10 +1488,18 @@ archive' public keys, with GUIX."
     #~(begin
         (use-modules (guix build utils))
 
-        (unless (file-exists? "/etc/guix/acl")
-          (mkdir-p "/etc/guix")
-          (copy-file #+default-acl "/etc/guix/acl")
-          (chmod "/etc/guix/acl" #o600)))))
+        ;; If the ACL already exists, move it out of the way.  Create a backup
+        ;; if it's a regular file: it's likely that the user manually updated
+        ;; it with 'guix archive --authorize'.
+        (if (file-exists? "/etc/guix/acl")
+            (if (and (symbolic-link? "/etc/guix/acl")
+                     (store-file-name? (readlink "/etc/guix/acl")))
+                (delete-file "/etc/guix/acl")
+                (rename-file "/etc/guix/acl" "/etc/guix/acl.bak"))
+            (mkdir-p "/etc/guix"))
+
+        ;; Installed the declared ACL.
+        (symlink #+default-acl "/etc/guix/acl"))))
 
 (define %default-authorized-guix-keys
   ;; List of authorized substitute keys.
@@ -1562,8 +1582,10 @@ proxy of 'guix-daemon'...~%")
                       (ice-9 match)
                       (gnu build shepherd)))
            (start
-            (with-imported-modules (source-module-closure
-                                    '((gnu build shepherd)))
+            (with-imported-modules `(((guix config) => ,(make-config.scm))
+                                     ,@(source-module-closure
+                                        '((gnu build shepherd))
+                                        #:select? not-config?))
               #~(lambda args
                   (define proxy
                     ;; HTTP/HTTPS proxy.  The 'http_proxy' variable is set by
@@ -1732,6 +1754,8 @@ proxy of 'guix-daemon'...~%")
                (default "nar"))
   (cache       guix-publish-configuration-cache   ;#f | string
                (default #f))
+  (cache-bypass-threshold guix-publish-configuration-cache-bypass-threshold
+                          (default (* 10 (expt 2 20)))) ;integer
   (workers     guix-publish-configuration-workers ;#f | integer
                (default #f))
   (ttl         guix-publish-configuration-ttl     ;#f | integer
@@ -1766,7 +1790,7 @@ raise a deprecation warning if the 'compression-level' field was used."
                    lst))))
 
   (match-record config <guix-publish-configuration>
-    (guix port host nar-path cache workers ttl)
+    (guix port host nar-path cache workers ttl cache-bypass-threshold)
     (list (shepherd-service
            (provision '(guix-publish))
            (requirement '(guix-daemon))
@@ -1788,7 +1812,11 @@ raise a deprecation warning if the 'compression-level' field was used."
                                                     "s"))
                                   #~())
                            #$@(if cache
-                                  #~((string-append "--cache=" #$cache))
+                                  #~((string-append "--cache=" #$cache)
+                                     #$(string-append
+                                        "--cache-bypass-threshold="
+                                        (number->string
+                                         cache-bypass-threshold)))
                                   #~()))
 
                      ;; Make sure we run in a UTF-8 locale so we can produce
@@ -2096,22 +2124,52 @@ instance."
    'swap
    (lambda (device)
      (define requirement
-       (if (string-prefix? "/dev/mapper/" device)
+       (if (and (string? device)
+                (string-prefix? "/dev/mapper/" device))
            (list (symbol-append 'device-mapping-
                                 (string->symbol (basename device))))
            '()))
 
-     (shepherd-service
-      (provision (list (symbol-append 'swap- (string->symbol device))))
-      (requirement `(udev ,@requirement))
-      (documentation "Enable the given swap device.")
-      (start #~(lambda ()
-                 (restart-on-EINTR (swapon #$device))
-                 #t))
-      (stop #~(lambda _
-                (restart-on-EINTR (swapoff #$device))
-                #f))
-      (respawn? #f)))))
+     (define (device-lookup device)
+       ;; The generic 'find-partition' procedures could return a partition
+       ;; that's not swap space, but that's unlikely.
+       (cond ((uuid? device)
+              #~(find-partition-by-uuid #$(uuid-bytevector device)))
+             ((file-system-label? device)
+              #~(find-partition-by-label
+                 #$(file-system-label->string device)))
+             (else
+              device)))
+
+     (define service-name
+       (symbol-append 'swap-
+                      (string->symbol
+                       (cond ((uuid? device)
+                              (string-take (uuid->string device) 6))
+                             ((file-system-label? device)
+                              (file-system-label->string device))
+                             (else
+                              device)))))
+
+     (with-imported-modules (source-module-closure '((gnu build file-systems)))
+       (shepherd-service
+        (provision (list service-name))
+        (requirement `(udev ,@requirement))
+        (documentation "Enable the given swap device.")
+        (modules `((gnu build file-systems)
+                   ,@%default-modules))
+        (start #~(lambda ()
+                   (let ((device #$(device-lookup device)))
+                     (and device
+                          (begin
+                            (restart-on-EINTR (swapon device))
+                            #t)))))
+        (stop #~(lambda _
+                  (let ((device #$(device-lookup device)))
+                    (when device
+                      (restart-on-EINTR (swapoff device)))
+                    #f)))
+        (respawn? #f))))))
 
 (define (swap-service device)
   "Return a service that uses @var{device} as a swap device."