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5663235048
Allow for build status information to be submitted by POST request. This required some changes to the builds and build_status tables, as for example, the Cuirass build id may not be available, and the derivation may not be know yet, so just record the derivation file name.
185 lines
6.7 KiB
Scheme
185 lines
6.7 KiB
Scheme
;;; Guix Data Service -- Information about Guix over time
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;;; Copyright © 2016, 2017 Ricardo Wurmus <rekado@elephly.net>
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;;; Copyright © 2014 David Thompson <davet@gnu.org>
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;;; Copyright © 2019 Christopher Baines <mail@cbaines.net>
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;;;
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;;; This program is free software: you can redistribute it and/or
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;;; modify it under the terms of the GNU Affero General Public License
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;;; as published by the Free Software Foundation, either version 3 of
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;;; the License, or (at your option) any later version.
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;;;
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;;; This program is distributed in the hope that it will be useful,
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;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;;; Affero General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU Affero General Public
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;;; License along with this program. If not, see
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;;; <http://www.gnu.org/licenses/>.
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;; This code was snarfed from David Thompson's guix-web.
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(define-module (guix-data-service web render)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-19)
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#:use-module (srfi srfi-26)
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#:use-module (ice-9 ftw)
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#:use-module (ice-9 binary-ports)
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#:use-module (web request)
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#:use-module (web response)
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#:use-module (web uri)
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#:use-module (json)
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#:use-module (guix-data-service config)
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#:use-module (guix-data-service web sxml)
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#:use-module (guix-data-service web util)
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#:export (static-asset-from-store-renderer
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render-static-asset
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render-html
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render-json
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not-found
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unprocessable-entity
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created
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no-content
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redirect))
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(define file-mime-types
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'(("css" . (text/css))
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("js" . (text/javascript))
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("svg" . (image/svg+xml))
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("png" . (image/png))
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("gif" . (image/gif))
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("woff" . (application/font-woff))
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("ttf" . (application/octet-stream))
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("html" . (text/html))))
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(define (static-asset-from-store-renderer)
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(define last-modified
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;; Use the process start time as the last modified time, as the file
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;; metadata in the store is normalised.
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(current-time))
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(define files
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(file-system-fold
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(const #t) ; enter
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(lambda (filename stat result)
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(let ((relative-filename (string-drop filename
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(+ 1 ; to account for the /
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(string-length
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(%config 'assets-dir))))))
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(cons (cons relative-filename
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(call-with-input-file filename
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get-bytevector-all))
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result)))
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(lambda (name stat result) result) ; down
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(lambda (name stat result) result) ; up
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(lambda (name stat result) result) ; skip
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(lambda (name stat errno result)
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(error name))
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'()
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(%config 'assets-dir)))
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(define (send-file path contents)
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(list `((content-type
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. ,(assoc-ref file-mime-types
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(file-extension path)))
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(last-modified . ,(time-utc->date last-modified))
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(cache-control . (public
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;; Set the max-age at 5 minutes, as the files
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;; could change when the code changes
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(max-age . ,(* 60 5)))))
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contents))
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(lambda (path headers)
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(and=> (assoc-ref files path)
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(lambda (contents)
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(cond ((assoc-ref headers 'if-modified-since)
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=>
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(lambda (client-date)
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(if (time>? last-modified
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(date->time-utc client-date))
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(send-file path contents)
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(list (build-response #:code 304) ; "Not Modified"
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#f))))
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(else
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(send-file path contents)))))))
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(define (render-static-asset path headers)
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(render-static-file (%config 'assets-dir) path headers))
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(define %not-slash
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(char-set-complement (char-set #\/)))
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(define (render-static-file root path headers)
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(let ((file-name (string-append root "/" path)))
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(if (not (any (cut string-contains <> "..")
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(string-tokenize path %not-slash)))
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(let* ((stat (stat file-name #f))
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(modified (and stat
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(make-time time-utc 0 (stat:mtime stat)))))
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(define (send-file)
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(list `((content-type
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. ,(assoc-ref file-mime-types
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(file-extension file-name)))
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(last-modified . ,(time-utc->date modified)))
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(call-with-input-file file-name get-bytevector-all)))
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(if (and stat (not (eq? 'directory (stat:type stat))))
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(cond ((assoc-ref headers 'if-modified-since)
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=>
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(lambda (client-date)
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(if (time>? modified (date->time-utc client-date))
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(send-file)
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(list (build-response #:code 304) ;"Not Modified"
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#f))))
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(else
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(send-file)))
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#f))
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#f)))
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(define* (render-html #:key sxml (extra-headers '())
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(code 200))
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(list (build-response
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#:code code
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#:headers (append extra-headers
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'((content-type . (text/html))
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(vary . (accept)))))
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(lambda (port)
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(sxml->html sxml port))))
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(define* (render-json json #:key (extra-headers '())
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(code 200))
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(list (build-response
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#:code code
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#:headers (append extra-headers
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'((content-type . (application/json))
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(vary . (accept)))))
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(lambda (port)
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(scm->json json port))))
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(define (not-found uri)
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(list (build-response #:code 404)
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(string-append "Resource not found: " (uri->string uri))))
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(define (unprocessable-entity)
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(list (build-response #:code 422)
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""))
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(define (created)
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(list (build-response #:code 201)
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""))
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(define (no-content)
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(list (build-response #:code 204)
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""))
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(define (redirect path)
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(let ((uri (build-uri 'http
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#:host (%config 'host)
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#:port (%config 'port)
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#:path (string-append
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"/" (encode-and-join-uri-path path)))))
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(list (build-response
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#:code 301
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#:headers `((content-type . (text/html))
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(location . ,uri)))
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(format #f "Redirect to ~a" (uri->string uri)))))
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