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;;; Guix Data Service -- Information about Guix over time
;;; Copyright © 2019 Christopher Baines <mail@cbaines.net>
;;;
;;; This program is free software: you can redistribute it and/or
;;; modify it under the terms of the GNU Affero General Public License
;;; as published by the Free Software Foundation, either version 3 of
;;; the License, or (at your option) any later version.
;;;
;;; This program 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
;;; Affero General Public License for more details.
;;;
;;; You should have received a copy of the GNU Affero General Public
;;; License along with this program. If not, see
;;; <http://www.gnu.org/licenses/>.
(define-module (guix-data-service web build-server controller)
#:use-module (srfi srfi-1)
#:use-module (ice-9 match)
#:use-module (rnrs bytevectors)
#:use-module (json)
#:use-module (guix-data-service database)
#:use-module (guix-data-service web render)
#:use-module (guix-data-service web query-parameters)
#:use-module (guix-data-service jobs load-new-guix-revision)
#:use-module (guix-data-service model build)
#:use-module (guix-data-service model build-status)
#:use-module (guix-data-service model build-server-token-seed)
#:use-module (guix-data-service web jobs html)
#:export (build-server-controller))
(define (handle-build-event-submission parsed-query-parameters
build-server-id-string
body
conn
secret-key-base)
(define build-server-id
(string->number build-server-id-string))
(define (handle-derivation-events items)
(unless (null? items)
(let ((build-ids
(insert-builds conn
build-server-id
(map (lambda (item)
(assoc-ref item "derivation"))
items))))
(insert-build-statuses
conn
build-ids
(map
(lambda (item-data)
(list (assoc-ref item-data "timestamp")
(assoc-ref item-data "event")))
items)))))
(define (process-items items)
(with-postgresql-transaction
conn
(lambda (conn)
(handle-derivation-events
(filter (lambda (item)
(let ((type (assoc-ref item "type")))
(if type
(string=? type "build")
(begin
(simple-format (current-error-port)
"warning: unknown type for event: ~A\n"
item)
#f))))
items)))))
(if (any-invalid-query-parameters? parsed-query-parameters)
(render-json
'((error . "no token provided"))
#:code 400)
(let ((provided-token (assq-ref parsed-query-parameters 'token))
(permitted-tokens (compute-tokens-for-build-server
conn
secret-key-base
build-server-id)))
(if (member provided-token
(map cdr permitted-tokens)
string=?)
(catch
'json-invalid
(lambda ()
(let ((body-string (utf8->string body)))
(let* ((body-json (json-string->scm body-string))
(items (and=> (assoc-ref body-json "items")
vector->list)))
(cond
((eq? items #f)
(render-json
'((error . "missing items key"))
#:code 400))
((null? items)
(render-json
'((error . "no items to process"))
#:code 400))
(else
(catch
#t
(lambda ()
(process-items items)
(no-content))
(lambda (key . args)
(simple-format (current-error-port)
"error processing events: ~A: ~A\n"
key
args)
(for-each (lambda (item)
(simple-format (current-error-port)
" ~A\n" item))
items)
(render-json
'((error . "could not process events"))
#:code 500))))))))
(lambda (key . args)
(render-json
'((error . "could not parse body as JSON"))
#:code 400)))
(render-json
'((error . "error"))
#:code 403)))))
(define (build-server-controller request
method-and-path-components
mime-types
body
conn
secret-key-base)
(match method-and-path-components
(('POST "build-server" build-server-id "build-events")
(let ((parsed-query-parameters
(parse-query-parameters
request
`((token ,identity #:required)))))
(handle-build-event-submission parsed-query-parameters
build-server-id
body
conn
secret-key-base)))
(_ #f)))
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