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sync.rkt
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sync.rkt
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#lang racket
(require racket/cmdline
s3-sync/web
s3-sync/routing-rule
net/url-string)
;; For routing rules:
(require "download/data.rkt"
version/utils)
(define render-locally? #false)
(define dry-run? #f)
(define check-metadata? #f)
(define save-temps? #f)
(define jobs 1)
(command-line
#:once-each
[("--check-metadata")
"Check metadata of otherwise unmodified files"
(set! check-metadata? #t)]
[("-j" "--jobs")
n
"Download/upload with <n> parallel jobs"
(set! jobs (string->number n))
(unless (exact-positive-integer? jobs)
(raise-user-error 's3-sync "bad number for --jobs: ~s" n))]
[("--save-temps")
"Preserve generated files"
(printf "Saving generated files\n")
(set! save-temps? #t)]
#:once-any
[("--dry-run")
"Don't actually upload"
(printf "Dry-run mode enabled\n")
(set! dry-run? #t)]
[("--render-locally") new-dir
"Render but don't dry-run the uploads"
(printf "Render-locally mode enabled, move files to ~a\n" new-dir)
(set! render-locally? new-dir)
(set! dry-run? #true)])
(define (step . s)
(displayln (make-string 72 #\=))
(for-each displayln s)
(displayln (make-string 72 #\-)))
(define orig-dir (current-directory))
(define tmp-dir (make-temporary-file "sync~a" 'directory))
(current-directory tmp-dir)
;; ----------------------------------------
(step "Generate web pages")
(parameterize ([current-namespace (make-base-namespace)]
[current-command-line-arguments (vector "-w"
"-o" "generated"
"-f")])
(dynamic-require 'racket-lang-org/all #f)
(dynamic-require '(submod racket-lang-org/all main) #f))
(printf "Files so far written to ~a\n" tmp-dir)
(define (upload dir site
#:shallow? [shallow? #f]
#:link-mode [link-mode 'redirect])
(step (format "Uploading ~a" site))
(s3-web-sync (build-path "generated" dir)
site
#f
#:dry-run? dry-run?
#:shallow? shallow?
#:upload? #t
#:link-mode link-mode
#:check-metadata? check-metadata?
#:jobs jobs
#:log displayln))
(unless render-locally?
(upload "www" "racket-lang.org")
(upload "www" "www.racket-lang.org")
(upload "pre" "pre.racket-lang.org")
(upload "snapshot" "snapshot.racket-lang.org")
(upload "con" "con.racket-lang.org" #:link-mode 'redirects)
(upload "school" "school.racket-lang.org" #:link-mode 'redirects)
(upload "blog" "blog.racket-lang.org")
(upload "drracket" "www.drracket.org")
(upload "download" "download.racket-lang.org" #:shallow? #t #:link-mode 'redirects)
(upload "lists" "lists.racket-lang.org" #:shallow? #t))
;; ----------------------------------------
(step "Additional Routing Rules")
(define download-mirror-url
(string->url (mirror-url (car mirrors))))
(define download-mirror-host (url-host download-mirror-url))
(define download-mirror-path
(let ([l (reverse
;; Strip "installers/" from path:
(cddr (reverse (url-path download-mirror-url))))])
(if (null? l)
""
(string-append (url->string (url #f #f #f #f #f l null #f))
"/"))))
(define routing-rules
(cons
(redirect-prefix-routing-rule #:old-prefix "installers"
#:new-prefix (format "~ainstallers" download-mirror-path)
#:new-host download-mirror-host
#:redirect-code "302"
#:new-protocol 'https)
(for/list ([r (in-list all-releases)]
#:when (version<=? "5.92" (release-version r)))
(redirect-prefix-routing-rule #:old-prefix (format "releases/~a/installers" (release-version r))
#:new-prefix (format "~ainstallers/~a"
download-mirror-path
(release-version r))
#:new-host download-mirror-host
#:redirect-code "302"
#:new-protocol 'https))))
(unless dry-run?
(add-routing-rules "download.racket-lang.org"
routing-rules
#:log-info displayln))
(unless dry-run?
;; Redirect current year's "index.html" to the root "index.html":
(add-routing-rules "con.racket-lang.org"
#:preserve-existing? #f ; so redirect for old year is dropped
(list
(redirect-prefix-routing-rule #:old-prefix "2023/"
#:new-prefix ""
#:redirect-code "302"))
#:log-info displayln)
(add-routing-rules "school.racket-lang.org"
#:preserve-existing? #f ; so redirect for old year is dropped
(list
(redirect-prefix-routing-rule #:old-prefix "2020/"
#:new-prefix ""
#:redirect-code "302"))
#:log-info displayln))
;; ----------------------------------------
(current-directory orig-dir)
(cond
[render-locally?
;; move rendered pages into place
(when (directory-exists? render-locally?)
(delete-directory/files render-locally?))
(define tmp-src (build-path tmp-dir "generated"))
(define local-dest render-locally?)
(copy-directory/files tmp-src local-dest #:preserve-links? #t)]
[else
(printf "Files saved in ~a\n" tmp-dir)])
(unless save-temps?
(delete-directory/files tmp-dir))
(printf "\n\nIf you updated any CSS file, please purge it from the Cloudflare cache.\n\n")