23 lines
806 B
Common Lisp
23 lines
806 B
Common Lisp
;;;; cl-scopes/web/jwt - JWT creation and validation
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;;;; inspired by: cljwt
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(defpackage :scopes/web/jwt
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(:use :common-lisp)
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(:local-nicknames (:util :scopes/util))
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(:export #:create #:decode))
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(in-package :scopes/web/jwt)
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(defvar *header*
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(util:to-b64 "{\"alg\": \"HS256\", \"typ\": \"JWT\"}" :scheme :uri))
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(defvar *payload-format* "{\"sub\": ~s, \"name\": ~s, \"iat\": ~s}")
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(defun create (secret name &key (subject "scopes") (ttl 86400))
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(let* ((iat (util:to-unix-time (+ (get-universal-time) ttl)))
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(payload (util:to-b64
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(format nil *payload-format* subject (util:to-string name) iat)
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:scheme :uri))
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(data (str:join "." (list *header* payload)))
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(sign (util:sign data secret)))
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(str:join "." (list data sign))))
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