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#!@GUILE@ --no-auto-compile
-*- scheme -*-
-*- geiser-scheme-implementation: guile -*-
!#
;;; Guix Build Coordinator
;;;
;;; Copyright © 2020 Christopher Baines <mail@cbaines.net>
;;;
;;; This file is part of the guix-build-coordinator.
;;;
;;; The Guix Build Coordinator 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.
;;;
;;; The Guix Build Coordinator 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 the guix-data-service. If not, see
;;; <http://www.gnu.org/licenses/>.
(use-modules (srfi srfi-1)
(srfi srfi-37)
(ice-9 match)
((guix ui) #:select (read/eval))
(guix-build-coordinator hooks)
(guix-build-coordinator config)
(guix-build-coordinator datastore)
(guix-build-coordinator coordinator)
(guix-build-coordinator agent-messaging http))
(define %base-options
;; Specifications of the command-line options
(list (option '("secret-key-base-file") #t #f
(lambda (opt name arg result)
(alist-cons 'secret-key-base
(string-trim-right
(call-with-input-file arg get-string-all))
result)))
(option '("database") #t #f
(lambda (opt name arg result)
(alist-cons 'database
arg
result)))
(option '("update-database") #f #f
(lambda (opt name _ result)
(alist-cons 'update-database #t result)))
(option '("show-error-details") #f #f
(lambda (opt name _ result)
(alist-cons 'show-error-details #t result)))))
(define %base-option-defaults
;; Alist of default option values
`((update-database . #f)
(database . "sqlite://guix_build_coordinator.db")
(port . 8745)
(host . "0.0.0.0")
(show-error-details
. ,(match (getenv "GUIX_BUILD_COORDINATOR_SHOW_ERROR_DETAILS")
(#f #f)
("" #f)
(_ #t)))))
(define %service-options
(list (option '("pid-file") #t #f
(lambda (opt name arg result)
(alist-cons 'pid-file
arg
result)))
(option '("port") #t #f
(lambda (opt name arg result)
(alist-cons 'port
(string->number arg)
(alist-delete 'port result))))
(option '("host") #t #f
(lambda (opt name arg result)
(alist-cons 'host
arg
(alist-delete 'host result))))
(option '("build-success-hook") #t #f
(lambda (opt name arg result)
(alist-cons 'build-success-hook
(read/eval arg)
(alist-delete 'build-success-hook result))))
(option '("build-failure-hook") #t #f
(lambda (opt name arg result)
(alist-cons 'build-failure-hook
(read/eval arg)
(alist-delete 'build-failure-hook result))))))
(define %service-option-defaults
;; Alist of default option values
`((port . 8745)
(host . "0.0.0.0")
(build-success-hook . ,default-build-success-hook)
(build-failure-hook . ,default-build-failure-hook)))
(define %agent-options
(list (option '("uuid") #t #f
(lambda (opt name arg result)
(alist-cons 'uuid
arg
result)))
(option '("description") #t #f
(lambda (opt name arg result)
(alist-cons 'description
arg
result)))))
(define (parse-options options defaults args)
(args-fold
args options
(lambda (opt name arg result)
(error "unrecognized option" name))
(lambda (arg result)
(alist-cons
'arguments
(cons arg
(or (assoc-ref result 'arguments)
'()))
(alist-delete 'arguments result)))
defaults))
(setvbuf (current-output-port) 'line)
(setvbuf (current-error-port) 'line)
(match (cdr (program-arguments))
(("build" rest ...)
(let ((opts (parse-options %base-options %base-option-defaults rest)))
(match (assq-ref opts 'arguments)
((derivation-file)
(let ((uuid (submit-build
(database-uri->datastore
(assq-ref opts 'database))
derivation-file)))
(simple-format #t "build submitted as ~A\n" uuid))))))
(("agent" "new" rest ...)
(let ((opts (parse-options (append %agent-options
%base-options)
%base-option-defaults
rest)))
(let ((uuid (new-agent (database-uri->datastore
(assq-ref opts 'database))
#:requested-uuid (assq-ref opts 'uuid)
#:description (assq-ref opts 'description))))
(simple-format #t "agent created as as ~A\n" uuid))))
(("agent" id "password" "new" rest ...)
(let ((opts (parse-options %base-options
%base-option-defaults
rest)))
(let ((password (new-agent-password
(database-uri->datastore
(assq-ref opts 'database))
#:agent id)))
(simple-format #t "new password: ~A\n" password))))
(("agent" "list" rest ...)
(let ((opts (parse-options %base-options %base-option-defaults rest)))
(for-each (lambda (agent)
(simple-format
#t "~A: ~A\n"
(assq-ref agent 'uuid)
(or (assq-ref agent 'description)
"(no description)")))
(datastore-list-agents
(database-uri->datastore
(assq-ref opts 'database))))))
((arguments ...)
(let* ((opts (parse-options (append %service-options
%base-options)
(append %service-option-defaults
%base-option-defaults)
arguments))
(datastore (database-uri->datastore
(assq-ref opts 'database)))
(hooks
`((build-success . ,(assq-ref opts 'build-success-hook))
(build-failure . ,(assq-ref opts 'build-failure-hook)))))
(when (assoc-ref opts 'update-database)
(datastore-update datastore))
(let ((pid-file (assq-ref opts 'pid-file)))
(when pid-file
(call-with-output-file pid-file
(lambda (port)
(simple-format port "~A\n" (getpid))))))
(parameterize ((%show-error-details
(assoc-ref opts 'show-error-details)))
(simple-format #t "listening on ~A:~A\n"
(assq-ref opts 'host)
(assq-ref opts 'port))
(http-agent-messaging-start-server
(assq-ref opts 'port)
(assq-ref opts 'host)
(assq-ref opts 'secret-key-base)
datastore
hooks)))))
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