From 25047d057c2adc30901b3052bf5017a6763741a1 Mon Sep 17 00:00:00 2001 From: David Thompson Date: Mon, 13 Apr 2015 19:14:31 -0400 Subject: [PATCH] scripts: Add deploy. * gnu/machines.scm: New file. * gnu-system.am (GNU_SYSTEM_MODULES): Add it. * guix/scripts/deploy.scm: New file. * Makefile.am (MODULES): Add it. * gnu.scm: Export (gnu machines) symbols. * gnu/system/vm.scm (virtualized-operating-system): Export it. --- Makefile.am | 1 + gnu-system.am | 4 +- gnu.scm | 1 + gnu/machines.scm | 125 +++++++++++++++++++++++++++++++++++++++ gnu/system/vm.scm | 2 + guix/scripts/deploy.scm | 153 ++++++++++++++++++++++++++++++++++++++++++++++++ 6 files changed, 285 insertions(+), 1 deletion(-) create mode 100644 gnu/machines.scm create mode 100644 guix/scripts/deploy.scm diff --git a/Makefile.am b/Makefile.am index 7059a8f..9458b2c 100644 --- a/Makefile.am +++ b/Makefile.am @@ -121,6 +121,7 @@ MODULES = \ guix/scripts/publish.scm \ guix/scripts/edit.scm \ guix/scripts/size.scm \ + guix/scripts/deploy.scm \ guix.scm \ $(GNU_SYSTEM_MODULES) diff --git a/gnu-system.am b/gnu-system.am index d6369b5..d2d6f79 100644 --- a/gnu-system.am +++ b/gnu-system.am @@ -359,7 +359,9 @@ GNU_SYSTEM_MODULES = \ gnu/build/linux-container.scm \ gnu/build/linux-initrd.scm \ gnu/build/linux-modules.scm \ - gnu/build/vm.scm + gnu/build/vm.scm \ + \ + gnu/machines.scm patchdir = $(guilemoduledir)/gnu/packages/patches diff --git a/gnu.scm b/gnu.scm index e3147b3..5cd1dea 100644 --- a/gnu.scm +++ b/gnu.scm @@ -42,6 +42,7 @@ (gnu services base) (gnu packages) (gnu packages base) + (gnu machines) (guix gexp))) ; so gexps can be used (for-each (let ((i (module-public-interface (current-module)))) diff --git a/gnu/machines.scm b/gnu/machines.scm new file mode 100644 index 0000000..2276732 --- /dev/null +++ b/gnu/machines.scm @@ -0,0 +1,125 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2015 David Thompson +;;; +;;; 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 . + +(define-module (gnu machines) + #:use-module (guix records) + #:use-module (gnu system) + #:use-module (gnu system vm) + #:use-module (ice-9 match) + #:use-module (srfi srfi-1) + #:export (deployment + make-deployment + deployment? + deployment-name + deployment-machines + + machine + make-machine + machine? + machine-name + machine-system + machine-platform + + platform + make-platform + platform-name + platform-description + platform-provision + platform-install + platform-reconfigure + platform-boot + platform-reboot + platform-halt + platform-destroy + + machine-os-for-platform + provision-machine + boot-machine + + local-vm)) + +(define-record-type* deployment + make-deployment + deployment? + (name deployment-name) ; string + (machines deployment-machines)) ; list of + +(define-record-type* machine + make-machine + machine? + (name machine-name) ; string + (system machine-system) ; + (platform machine-platform)) ; + +(define-record-type* platform + make-platform + platform? + (name platform-name) ; string + (description platform-description) ; string + (transform platform-transform) ; procedure + (provision platform-provision) ; procedure + ;; (install platform-install) ; procedure + ;; (reconfigure platform-reconfigure) ; procedure + (boot platform-boot) ; procedure + ;; (reboot platform-reboot) ; procedure + ;; (halt platform-halt) ; procedure + ;; (destroy platform-destroy) ; procedure + ) + +(define (machine-os-for-platform machine) + ((platform-transform (machine-platform machine)) (machine-system machine))) + +(define (provision-machine machine) + (let ((os (machine-os-for-platform machine))) + ((platform-provision (machine-platform machine)) os))) + +(define (boot-machine machine state) + ((platform-boot (machine-platform machine)) state)) + +(use-modules (guix monads) + (guix derivations) + (guix store) + (gnu services networking)) + +(define* (local-vm #:key (ip-address "10.0.2.10")) + (platform + (name "local-vm") + (description "Local QEMU/KVM platform") + (transform + (lambda (os) + (let ((os (operating-system (inherit os) + (services + (cons + (static-networking-service "eth0" ip-address + #:name-servers '("10.0.2.3") + #:gateway "10.0.2.2") + (operating-system-user-services os)))))) + (virtualized-operating-system os '())))) + (provision + (lambda (os) + (mlet %store-monad + ((vm-script (system-qemu-image/shared-store-script os))) + (mbegin %store-monad + (built-derivations (list vm-script)) + (return (derivation-output-path + (assoc-ref (derivation-outputs vm-script) "out"))))))) + (boot + (lambda (script) + (match (primitive-fork) + (0 (primitive-exit (system* script))) + (pid #t)))))) diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm index 2520493..20f95d5 100644 --- a/gnu/system/vm.scm +++ b/gnu/system/vm.scm @@ -58,6 +58,8 @@ qemu-image system-qemu-image + virtualized-operating-system + system-qemu-image/shared-store system-qemu-image/shared-store-script system-disk-image)) diff --git a/guix/scripts/deploy.scm b/guix/scripts/deploy.scm new file mode 100644 index 0000000..514d08a --- /dev/null +++ b/guix/scripts/deploy.scm @@ -0,0 +1,153 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2015 David Thompson +;;; +;;; 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 . + +(define-module (guix scripts deploy) + #:use-module (guix ui) + #:use-module (guix store) + #:use-module (guix derivations) + #:use-module (guix packages) + #:use-module (guix profiles) + #:use-module (guix utils) + #:use-module (guix monads) + #:use-module (guix build utils) + #:use-module (guix scripts build) + #:use-module (gnu packages) + #:use-module (gnu system) + #:use-module (gnu system vm) + #:use-module (gnu machines) + #:use-module (ice-9 format) + #:use-module (ice-9 match) + #:use-module (srfi srfi-1) + #:use-module (srfi srfi-26) + #:use-module (srfi srfi-37) + #:use-module (srfi srfi-98) + #:export (guix-deploy)) + +(define (show-help) + (display (_ "Usage: guix deploy [OPTION] ACTION FILE +Manage your data beans without disturbing Terry the data goblin.\n")) + (newline) + (display (_ "The valid values for ACTION are:\n")) + (display (_ "\ + - 'build', build all of the operating systems without deploying\n")) + (display (_ "\ + - 'init', provision and install the operating systems\n")) + (display (_ "\ + - 'reconfigure', update an existing deployment\n")) + (display (_ "\ + - 'destroy', unprovision the deployed operating systems\n")) + (display (_ " + -e, --expression=EXPR create environment for the package that EXPR + evaluates to")) + (newline) + (show-build-options-help) + (newline) + (display (_ " + -h, --help display this help and exit")) + (display (_ " + -V, --version display version information and exit")) + (newline) + (show-bug-report-information)) + +(define %default-options + `((substitutes? . #t) + (max-silent-time . 3600) + (verbosity . 0))) + +(define %options + (cons* (option '(#\h "help") #f #f + (lambda args + (show-help) + (exit 0))) + (option '(#\V "version") #f #f + (lambda args + (show-version-and-exit "guix deploy"))) + %standard-build-options)) + +(define-syntax-rule (return* body ...) + "Generate the monadic form of BODY, an expression evaluated for its +side-effects. The result is always #t." + (return (begin body ... #t))) + +(define (deployment-derivations deployment) + (map (lambda (machine) + (operating-system-derivation + (machine-os-for-platform machine))) + (deployment-machines deployment))) + +(define (build-deployment deployment) + (mlet* %store-monad + ((drvs (sequence %store-monad (deployment-derivations deployment)))) + (mbegin %store-monad + (show-what-to-build* drvs) + (built-derivations drvs) + (return* + (for-each (lambda (drv) + (display (derivation->output-path drv)) + (newline)) + drvs))))) + +(define (provision-deployment deployment) + (sequence %store-monad + (map (lambda (machine) + (mlet %store-monad + ((state (provision-machine machine))) + (return (list machine state)))) + (deployment-machines deployment)))) + +(define (spawn-deployment deployment) + (mlet %store-monad + ((states (provision-deployment deployment))) + (sequence %store-monad + (map (match-lambda + ((machine state) + (return* (boot-machine machine state)))) + states)))) + +(define (perform-action action deployment) + (case action + ((build) (build-deployment deployment)) + ((provision) (provision-deployment deployment)) + ((spawn) (spawn-deployment deployment)))) + +(define (guix-deploy . args) + (define (parse-sub-command-or-config arg result) + (cond + ((assoc-ref result 'config) + (leave (_ "~a: extraneous argument~%") arg)) + ((assoc-ref result 'action) + (alist-cons 'config arg result)) + (else + (let ((action (string->symbol arg))) + (case action + ((build provision spawn) + (alist-cons 'action action result)) + (else (leave (_ "~a: unknown action~%") action))))))) + + (with-error-handling + (let* ((opts (args-fold* args %options + (lambda (opt name arg result) + (leave (_ "~A: unrecognized option~%") name)) + parse-sub-command-or-config %default-options)) + (action (assoc-ref opts 'action)) + (deployment (load (assoc-ref opts 'config)))) + (with-store store + (run-with-store store + (mbegin %store-monad + (set-build-options-from-command-line* opts) + (perform-action action deployment))))))) -- 2.1.4