diff options
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/build/install.scm | 5 | ||||
| -rw-r--r-- | gnu/build/marionette.scm | 19 | ||||
| -rw-r--r-- | gnu/tests/base.scm | 13 | ||||
| -rw-r--r-- | gnu/tests/install.scm | 66 |
4 files changed, 90 insertions, 13 deletions
diff --git a/gnu/build/install.scm b/gnu/build/install.scm index 3d1594e203..5c2b35632d 100644 --- a/gnu/build/install.scm +++ b/gnu/build/install.scm @@ -46,6 +46,11 @@ Note that the caller must make sure that GRUB.CFG is registered as a GC root so that the fonts, background images, etc. referred to by GRUB.CFG are not GC'd." (install-grub-config grub.cfg mount-point) + + ;; Tell 'grub-install' that there might be a LUKS-encrypted /boot or root + ;; partition. + (setenv "GRUB_ENABLE_CRYPTODISK" "y") + (unless (zero? (system* "grub-install" "--no-floppy" "--boot-directory" (string-append mount-point "/boot") diff --git a/gnu/build/marionette.scm b/gnu/build/marionette.scm index 8070b6b439..506d6da420 100644 --- a/gnu/build/marionette.scm +++ b/gnu/build/marionette.scm @@ -27,6 +27,7 @@ marionette-eval marionette-control marionette-screen-text + wait-for-screen-text %qwerty-us-keystrokes marionette-type)) @@ -204,6 +205,24 @@ this by invoking OCRAD (file name for GNU Ocrad's command)" (lambda () (false-if-exception (delete-file image)))))) +(define* (wait-for-screen-text marionette predicate + #:key (timeout 30) (ocrad "ocrad")) + "Wait for TIMEOUT seconds or until the screen text on MARIONETTE matches +PREDICATE, whichever comes first. Raise an error when TIMEOUT is exceeded." + (define start + (car (gettimeofday))) + + (define end + (+ start timeout)) + + (let loop () + (if (> (car (gettimeofday)) end) + (error "'wait-for-screen-text' timeout" predicate) + (or (predicate (marionette-screen-text marionette #:ocrad ocrad)) + (begin + (sleep 1) + (loop)))))) + (define %qwerty-us-keystrokes ;; Maps "special" characters to their keystrokes. '((#\newline . "ret") diff --git a/gnu/tests/base.scm b/gnu/tests/base.scm index 3be1c55b41..86242d9665 100644 --- a/gnu/tests/base.scm +++ b/gnu/tests/base.scm @@ -67,10 +67,16 @@ %base-user-accounts)))) -(define* (run-basic-test os command #:optional (name "basic")) +(define* (run-basic-test os command #:optional (name "basic") + #:key initialization) "Return a derivation called NAME that tests basic features of the OS started using COMMAND, a gexp that evaluates to a list of strings. Compare some -properties of running system to what's declared in OS, an <operating-system>." +properties of running system to what's declared in OS, an <operating-system>. + +When INITIALIZATION is true, it must be a one-argument procedure that is +passed a gexp denoting the marionette, and it must return gexp that is +inserted before the first test. This is used to introduce an extra +initialization step, such as entering a LUKS passphrase." (define test (with-imported-modules '((gnu build marionette)) #~(begin @@ -88,6 +94,9 @@ properties of running system to what's declared in OS, an <operating-system>." (test-begin "basic") + #$(and initialization + (initialization #~marionette)) + (test-assert "uname" (match (marionette-eval '(uname) marionette) (#("Linux" host-name version _ architecture) diff --git a/gnu/tests/install.scm b/gnu/tests/install.scm index 98f8649af8..ecf1ac1923 100644 --- a/gnu/tests/install.scm +++ b/gnu/tests/install.scm @@ -24,6 +24,7 @@ #:use-module (gnu system install) #:use-module (gnu system vm) #:use-module ((gnu build vm) #:select (qemu-command)) + #:use-module (gnu packages ocr) #:use-module (gnu packages qemu) #:use-module (gnu packages package-management) #:use-module (guix store) @@ -398,17 +399,20 @@ by 'mdadm'.") (locale "en_US.UTF-8") (bootloader (grub-configuration (device "/dev/vdb"))) - (kernel-arguments '("console=ttyS0")) + + ;; Note: Do not pass "console=ttyS0" so we can use our passphrase prompt + ;; detection logic in 'enter-luks-passphrase'. + + (mapped-devices (list (mapped-device + (source (uuid "12345678-1234-1234-1234-123456789abc")) + (target "the-root-device") + (type luks-device-mapping)))) (file-systems (cons (file-system (device "/dev/mapper/the-root-device") (title 'device) (mount-point "/") (type "ext4")) %base-file-systems)) - (mapped-devices (list (mapped-device - (source "REPLACE-WITH-LUKS-UUID") - (target "the-root-device") - (type luks-device-mapping)))) (users (cons (user-account (name "charlie") (group "users") @@ -435,7 +439,8 @@ parted --script /dev/vdb mklabel gpt \\ mkpart primary ext2 3M 1G \\ set 1 boot on \\ set 1 bios_grub on -echo -n thepassphrase | cryptsetup luksFormat -q /dev/vdb2 - +echo -n thepassphrase | \\ + cryptsetup luksFormat --uuid=12345678-1234-1234-1234-123456789abc -q /dev/vdb2 - echo -n thepassphrase | \\ cryptsetup open --type luks --key-file - /dev/vdb2 the-root-device mkfs.ext4 -L my-root /dev/mapper/the-root-device @@ -443,15 +448,53 @@ mount LABEL=my-root /mnt herd start cow-store /mnt mkdir /mnt/etc cp /etc/target-config.scm /mnt/etc/config.scm -cat /mnt/etc/config -luks_uuid=`cryptsetup luksUUID /dev/vdb2` -sed -i /mnt/etc/config.scm \\ - -e \"s/\\\"REPLACE-WITH-LUKS-UUID\\\"/(uuid \\\"$luks_uuid\\\")/g\" guix system build /mnt/etc/config.scm guix system init /mnt/etc/config.scm /mnt --no-substitutes sync reboot\n") +(define (enter-luks-passphrase marionette) + "Return a gexp to be inserted in the basic system test running on MARIONETTE +to enter the LUKS passphrase." + (let ((ocrad (file-append ocrad "/bin/ocrad"))) + #~(begin + (define (passphrase-prompt? text) + (string-contains (pk 'screen-text text) "Enter pass")) + + (define (bios-boot-screen? text) + ;; Return true if TEXT corresponds to the boot screen, before GRUB's + ;; menu. + (string-prefix? "SeaBIOS" text)) + + (test-assert "enter LUKS passphrase for GRUB" + (begin + ;; At this point we have no choice but to use OCR to determine + ;; when the passphrase should be entered. + (wait-for-screen-text #$marionette passphrase-prompt? + #:ocrad #$ocrad) + (marionette-type "thepassphrase\n" #$marionette) + + ;; Now wait until we leave the boot screen. This is necessary so + ;; we can then be sure we match the "Enter passphrase" prompt from + ;; 'cryptsetup', in the initrd. + (wait-for-screen-text #$marionette (negate bios-boot-screen?) + #:ocrad #$ocrad + #:timeout 20))) + + (test-assert "enter LUKS passphrase for the initrd" + (begin + ;; XXX: Here we use OCR as well but we could instead use QEMU + ;; '-serial stdio' and run it in an input pipe, + (wait-for-screen-text #$marionette passphrase-prompt? + #:ocrad #$ocrad + #:timeout 60) + (marionette-type "thepassphrase\n" #$marionette) + + ;; Take a screenshot for debugging purposes. + (marionette-control (string-append "screendump " #$output + "/post-initrd-passphrase.ppm") + #$marionette)))))) + (define %test-encrypted-os (system-test (name "encrypted-root-os") @@ -465,6 +508,7 @@ build (current-guix) and then store a couple of full system images.") #:script %encrypted-root-installation-script)) (command (qemu-command/writable-image image))) - (run-basic-test %encrypted-root-os command "encrypted-root-os"))))) + (run-basic-test %encrypted-root-os command "encrypted-root-os" + #:initialization enter-luks-passphrase))))) ;;; install.scm ends here |