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385 lines
11 KiB
Plaintext
385 lines
11 KiB
Plaintext
:: OAuth 2.0 %authorization
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::
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:::: /hoon/oauth2/lib
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::
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/+ hep-to-cab, interpolate
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=, ^eyre
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|%
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++ parse-url parse-url:interpolate
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++ join
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|= {a/cord b/(list cord)}
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?~ b ''
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(rap 3 |-([i.b ?~(t.b ~ [a $(b t.b)])]))
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::
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++ post-quay
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|= {a/purl b/quay} ^- hiss
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=. b (quay:hep-to-cab b)
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=- [a %post - ?~(b ~ (some (tact +:(tail:earn b))))]
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(my content-type+['application/x-www-form-urlencoded']~ ~)
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::
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++ mean-wall !.
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|= {a/term b/tape} ^+ !!
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=- (mean (flop `tang`[>a< -]))
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(turn (lore (crip b)) |=(c/cord leaf+(trip c)))
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::
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++ bad-response |=(a/@u ?:(=(2 (div a 100)) | ~&(bad-httr+a &)))
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++ grab-json
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|* {a/httr b/fist:jo}
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~| bad-json+r.a
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~| (poja q:(need r.a))
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(need (;~(biff poja b) q:(need r.a)))
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--
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::
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::::
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::
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|%
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++ token ?($~ @t)
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++ refresh {tok/token expiry/@da pending/_`?`|}
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++ both-tokens {token refresh}
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++ keys cord:{cid/@t cis/@t}
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--
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::
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::::
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::
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=+ state-usr=|
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|_ {(bale keys) tok/token}
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++ client-id cid:decode-keys
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++ client-secret cis:decode-keys
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++ decode-keys :: XX from bale w/ typed %jael
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^- {cid/@t cis/@t $~}
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?. =(~ `@`key)
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~| %oauth-bad-keys
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((hard {cid/@t cis/@t $~}) (lore key))
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%+ mean-wall %oauth-no-keys
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"""
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Run |init-oauth2 {<`path`dom>}
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If necessary, obtain client keys configured for a redirect_uri of
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{(trip redirect-uri)}
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"""
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::
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++ auth-url
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|= {scopes/(list @t) url/$@(@t purl)} ^- purl
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~& [%oauth-warning "Make sure this urbit ".
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"is running on {(earn our-host `~ ~)}"]
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%+ add-query:interpolate url
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%- quay:hep-to-cab
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:~ state+?.(state-usr '' (pack usr /''))
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client-id+client-id
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redirect-uri+redirect-uri
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scope+(join ' ' scopes)
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==
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::
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++ our-host .^(hart %e /(scot %p our)/host/fake)
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++ redirect-uri
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%- crip %- earn
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%^ into-url:interpolate 'https://our-host/~/ac/:domain/:user/in'
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`our-host
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:~ domain+(join '.' (flop dom))
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user+?:(state-usr '_state' (scot %ta usr))
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==
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::
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::
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++ request-token
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|= {a/$@(@t purl) grant-type/cord quy/quay} ^- hiss
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%+ post-quay (parse-url a)
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%- quay:hep-to-cab
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%+ welp quy
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:~ client-id+client-id
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client-secret+client-secret
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redirect-uri+redirect-uri
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grant-type+grant-type
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==
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::
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++ request-token-by-code
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|=({a/$@(@t purl) b/@t} (request-token a 'authorization_code' code+b ~))
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::
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++ grab-token
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|= a/httr ^- axs/@t
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(grab-json a (ot 'access_token'^so ~):jo)
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::
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++ grab-expiring-token
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|= a/httr ^- {axs/@t exp/@u}
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(grab-json a (ot 'access_token'^so 'expires_in'^ni ~):jo)
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::
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++ grab-both-tokens
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|= a/httr ^- {axs/@t exp/@u ref/@t}
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(grab-json a (ot 'access_token'^so 'expires_in'^ni 'refresh_token'^so ~):jo)
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::
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++ auth
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?~ tok ~|(%no-bearer-token !!)
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|%
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++ header `cord`(cat 3 'Bearer ' `@t`tok)
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++ query `cord`tok
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--
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::
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++ add-auth-header
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|= request/{url/purl meth hed/math (unit octs)}
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^+ request
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:: =. p.url.request [| `6.000 [%& /localhost]] :: for use with unix nc
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~& add-auth-header+(earn url.request)
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request(hed (~(add ja hed.request) %authorization header:auth))
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::
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++ add-auth-query
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|= {token-name/cord request/{url/purl meth math (unit octs)}}
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^+ request
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:: =. p.url.request [| `6.000 [%& /localhost]] :: for use with unix nc
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~& add-auth-query+(earn url.request)
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request(r.url [[token-name query:auth] r.url.request])
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::
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++ re
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|_ ref/refresh
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++ needs-refresh ?~(tok.ref | is-expired)
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++ is-expired (lth expiry.ref (add now ~m5))
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++ update
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|= exp/@u ^+ ref
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ref(pending |, expiry (add now (mul ~s1 exp)))
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::
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++ update-if-needed
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|= exchange-url/$@(@t purl)
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^- {(unit hiss) refresh}
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?~ tok.ref `ref
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?. is-expired `ref
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:_ ref(pending &)
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`(request-token exchange-url 'refresh_token' refresh-token+tok.ref ~)
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--
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::
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:: expected semantics, to be copied and modified if anything doesn't work
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++ standard
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|* {done/* save/$-(token *)}
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|%
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++ save ^-($-(token _done) ^save) :: shadow(type canary)
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++ core-move $^({sec-move _done} sec-move) :: stateful
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::
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:: Insert token into query string. expects:
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:: ++ in (in-code-to-token 'http://...') :: handle callback
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++ out-add-query-param
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|= {token-name/knot scopes/(list cord) dialog/$@(@t purl)}
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::
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|= a/hiss ^- $%({$send hiss} {$show purl})
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?~ tok [%show (auth-url scopes dialog)]
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[%send (add-auth-query token-name a)]
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::
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:: Add token as a header. expects:
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:: ++ in (in-code-to-token 'http://...') :: handle callback
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++ out-add-header
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|= {scopes/(list cord) dialog/$@(@t purl)}
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::
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|= a/hiss ^- sec-move
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?~ tok [%show (auth-url scopes dialog)]
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[%send (add-auth-header a)]
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::
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:: Exchange code in query string for access token. expects:
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:: ++ bak bak-save-token :: save access token
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++ in-code-to-token
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|= exchange-url/$@(@t purl)
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::
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|= a/quay ^- sec-move
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=+ code=~|(%no-code (~(got by (malt a)) %code))
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[%send (request-token-by-code exchange-url code)]
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::
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:: If an access token has been returned, save it
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++ bak-save-token
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|= a/httr ^- core-move
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?: (bad-response p.a)
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[%give a] :: [%redo ~] :: handle 4xx?
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[[%redo ~] (save `token`(grab-token a))]
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--
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::
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++ standard-refreshing
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|* {done/* ref/refresh save/$-({token refresh} *)}
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=+ s=(standard done |=(tok/token (save tok ref)))
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|%
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++ save ^-($-(both-tokens _done) ^save) :: shadow(type canary)
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++ core-move $^({sec-move _done} sec-move) :: stateful
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::
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:: See ++out-add-query-param:standard
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:: Refresh token if we have an expired one, ask for authentication if none is present,
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:: insert auth token into the query string if it's valid. expects:
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:: ++ in (in-code-to-token 'http://...') :: handle callback
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:: ++ res res-save-after-refresh
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++ out-refresh-or-add-query-param
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|= {exchange/$@(@t purl) s-args/{knot (list cord) $@(@t purl)}}
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::
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|= a/hiss ^- core-move
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=^ upd ref (~(update-if-needed re ref) exchange)
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?^ upd [[%send u.upd] (save tok ref)]
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%.(a (out-add-query-param.s s-args))
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::
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:: See ++out-add-header:standard
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:: Refresh token if we have an expired one, ask for authentication if none is present,
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:: add token as a header if it's valid. expects:
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:: ++ in (in-code-to-token 'http://...') :: handle callback
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:: ++ res res-save-after-refresh
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++ out-refresh-or-add-header
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|= {exchange/$@(@t purl) s-args/{(list cord) dialog/$@(@t purl)}}
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::
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|= a/hiss ^- core-move
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=^ upd ref (~(update-if-needed re ref) exchange)
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?^ upd [[%send u.upd] (save tok ref)]
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%.(a (out-add-header.s s-args))
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::
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:: If the last request refreshed the access token, save it.
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++ res-save-after-refresh
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|= a/httr ^- core-move
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?. pending.ref [%give a]
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=+ `{axs/token exp/@u}`(grab-expiring-token a)
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=. ref (~(update re ref) exp)
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[[%redo ~] (save axs ref)]
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::
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:: Exchange code in query string for access and refresh tokens. expects:
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:: ++ bak bak-save-both-tokens :: save access token
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++ in-code-to-token in-code-to-token.s
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::
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:: If valid access and refresh tokens have been returned, save them
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++ bak-save-both-tokens
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|= a/httr ^- core-move
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=+ `{axs/token exp/@u ref-new/token}`(grab-both-tokens a)
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=. tok.ref ref-new
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=. ref (~(update re ref) exp)
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[[%redo ~] (save axs ref)]
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--
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--
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::
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:: XX move-me
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::
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::
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:::: Example "standard" sec/ core:
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::
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::
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:: ::
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:: :::: /hoon/my-api/com/sec
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:: ::
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:: /+ oauth2
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:: ::
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:: ::::
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:: ::
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:: |_ {bal/(bale keys:oauth2) tok/token:oauth2}
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:: ++ aut (~(standard oauth2 bal tok) . |=(tok/token:oauth2 +>(tok tok)))
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:: ++ out
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:: %+ out-add-header:aut scope=/full
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:: oauth-dialog='https://my-api.com/authorize'
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:: ::
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:: ++ in
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:: %- in-code-to-token:aut
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:: exchange-url='https://my-api.com/access_token'
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:: ::
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:: ++ bak bak-save-token:aut
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:: --
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::
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::
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:::: Equivalent imperative code:
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::
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::
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:: ::
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:: :::: /hoon/my-api/com/sec
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:: ::
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:: /+ oauth2
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:: ::
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:: ::::
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:: ::
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:: |_ {bal/(bale keys:oauth2) tok/token:oauth2}
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:: ++ aut ~(. oauth2 bal tok)
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:: ++ out :: add header
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:: =+ aut
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:: |= req/hiss ^- $%({$send hiss} {$show purl})
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:: ?~ tok
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:: [%show (auth-url scope=/full 'https://my-api.com/authorize')]
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:: [%send (add-auth-header req)]
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:: ::
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:: ++ in :: code to token
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:: =+ aut
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:: |= inp/quay ^- {$send hiss}
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:: =+ code=~|(%no-code (~(got by (malt inp)) %code))
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:: [%send (request-token-by-code 'https://my-api.com/access_token' code)]
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:: ::
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:: ++ bak :: save token
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:: =+ aut
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:: |= bak/httr ^- $%({{$redo $~} _..bak} {$give httr})
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:: ?: (bad-response bak) [%give bak]
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:: =. tok (grab-token bak)
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:: [[%redo ~] ..bak]
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:: --
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::
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::: :::
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::::: ::
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::: :::
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::
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:::: Example "standard-refreshing" sec/ core:
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::
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::
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:: ::
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:: :::: /hoon/my-api/com/sec
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:: ::
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:: /+ oauth2
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:: ::
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:: ::::
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:: ::
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:: |_ {bal/(bale keys:oauth2) tok/token:oauth2 ref/refresh:oauth2}
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:: ++ aut
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:: %^ ~(standard-refreshing oauth2 bal tok) . ref
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:: |=({tok/token ref/refresh}:oauth2 +>(tok tok, ref ref))
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:: ::
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:: ++ exchange-url 'https://my-api.com/access_token'
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:: ++ out
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:: %^ out-refresh-or-add-header:aut exchange-url
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:: scope=/full
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:: oauth-dialog='https://my-api.com/authorize'
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:: ::
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:: ++ res res-save-after-refresh:aut
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:: ++ in (in-code-to-token:aut exchange-url)
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:: ++ bak bak-save-both-tokens:aut
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:: --
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::
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::
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:::: Equivalent imperative code:
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::
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::
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:: ::
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:: :::: /hoon/my-api/com/sec
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:: ::
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:: /+ oauth2
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:: ::
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:: ::::
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:: ::
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:: |_ {bal/(bale keys:oauth2) axs/token:oauth2 ref/refresh:oauth2}
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:: ++ aut ~(. oauth2 bal axs)
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:: ++ exchange-url 'https://my-api.com/access_token'
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:: ++ out :: refresh or add header
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:: =+ aut
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:: |= req/hiss ^- $^({{$send hiss} _..out} $%({$send hiss} {$show purl}))
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:: ?~ axs
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:: [%show (auth-url scope=/full 'https://my-api.com/authorize')]
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:: =^ upd ref (~(update-if-needed re ref) exchange-url)
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:: ?^ upd [[%send u.upd] ..out]
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:: [%send (add-auth-header req)]
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:: ::
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:: ++ res :: save after refresh
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:: =+ aut
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:: |= a/httr ^- $^({{$redo $~} _..res} {$give httr})
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:: ?. pending.ref [%give a]
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:: =+ `{axs/token exp/@u}`(grab-expiring-token a)
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:: [[%redo ~] ..out(axs axs, ref (~(update re ref) exp))]
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:: ::
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:: ++ in :: exchange token
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:: =+ aut
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:: |= inp/quay ^- {$send hiss}
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:: =+ code=~|(%no-code (~(got by (malt inp)) %code))
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:: [%send (request-token-by-code exchange-url code)]
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::
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:: ++ bak :: save both tokens
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:: =+ aut
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:: |= a/httr ^- {{$redo $~} _..res}
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:: =+ `{axs/token exp/@u ref-new/token}`(grab-both-tokens a)
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:: =. tok.ref ref-new
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:: [[%redo ~] ..bak(axs axs, ref (~(update re ref) exp))]
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:: ::
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:: ::
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:: ++ bak
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:: =+ aut
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:: |= bak/httr ^- $%({{$redo $~} _..bak} {$give httr})
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:: ?: (bad-response bak) [%give bak]
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:: =. tok (grab-token bak)
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:: [[%redo ~] ..bak]
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:: --
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::
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