:: OAuth 2.0 %authorization :: :::: /hoon/oauth2/lib :: /+ hep-to-cab, interpolate |% ++ parse-url parse-url:interpolate ++ join |= {a/cord b/(list cord)} ?~ b '' (rap 3 |-([i.b ?~(t.b ~ [a $(b t.b)])])) :: ++ post-quay |= {a/purl b/quay} ^- hiss =. b (quay:hep-to-cab b) =- [a %post - ?~(b ~ (some (tact +:(tail:earn b))))] (my content-type+['application/x-www-form-urlencoded']~ ~) :: ++ mean-wall !. |= {a/term b/tape} ^+ !! =- (mean (flop `tang`[>a< -])) (turn (lore (crip b)) |=(c/cord leaf+(trip c))) :: ++ bad-response |=(a/@u ?:(=(2 (div a 100)) | ~&(bad-httr+a &))) ++ grab-json |* {a/httr b/fist:jo} ~| bad-json+r.a ~| (poja q:(need r.a)) (need (;~(biff poja b) q:(need r.a))) -- :: :::: :: |% ++ token ?($~ @t) ++ refresh {tok/token expiry/@da pending/_`?`|} ++ both-tokens {token refresh} ++ keys cord:{cid/@t cis/@t} -- :: :::: :: =+ state-usr=| |_ {(bale keys) tok/token} ++ client-id cid:decode-keys ++ client-secret cis:decode-keys ++ decode-keys :: XX from bale w/ typed %jael ^- {cid/@t cis/@t $~} ?. =(~ `@`key) ~| %oauth-bad-keys ((hard {cid/@t cis/@t $~}) (lore key)) %+ mean-wall %oauth-no-keys """ Run |init-oauth2 {<`path`dom>} If necessary, obtain client keys configured for a redirect_uri of {(trip redirect-uri)} """ :: ++ auth-url |= {scopes/(list @t) url/$@(@t purl)} ^- purl ~& [%oauth-warning "Make sure this urbit ". "is running on {(earn our-host `~ ~)}"] %+ add-query:interpolate url %- quay:hep-to-cab :~ state+?.(state-usr '' (pack usr /'')) client-id+client-id redirect-uri+redirect-uri scope+(join ' ' scopes) == :: ++ our-host .^(hart %e /(scot %p our)/host/fake) ++ redirect-uri %- crip %- earn %^ interpolate 'https://our-host/~/ac/:domain/:user/in' `our-host :~ domain+(join '.' (flop dom)) user+?:(state-usr '_state' (scot %ta usr)) == :: :: ++ request-token |= {a/$@(@t purl) grant-type/cord quy/quay} ^- hiss %+ post-quay (parse-url a) %- quay:hep-to-cab %+ welp quy :~ client-id+client-id client-secret+client-secret redirect-uri+redirect-uri grant-type+grant-type == :: ++ request-token-by-code |=({a/$@(@t purl) b/@t} (request-token a 'authorization_code' code+b ~)) :: ++ grab-token |= a/httr ^- axs/@t (grab-json a (ot 'access_token'^so ~):jo) :: ++ grab-expiring-token |= a/httr ^- {axs/@t exp/@u} (grab-json a (ot 'access_token'^so 'expires_in'^ni ~):jo) :: ++ grab-both-tokens |= a/httr ^- {axs/@t exp/@u ref/@t} (grab-json a (ot 'access_token'^so 'expires_in'^ni 'refresh_token'^so ~):jo) :: ++ auth ?~ tok ~|(%no-bearer-token !!) |% ++ header `cord`(cat 3 'Bearer ' `@t`tok) ++ query `cord`tok -- :: ++ add-auth-header |= request/{url/purl meth hed/math (unit octs)} ^+ request :: =. p.url.request [| `6.000 [%& /localhost]] :: for use with unix nc ~& add-auth-header+(earn url.request) request(hed (~(add ja hed.request) %authorization header:auth)) :: ++ add-auth-query |= {token-name/cord request/{url/purl meth math (unit octs)}} ^+ request :: =. p.url.request [| `6.000 [%& /localhost]] :: for use with unix nc ~& add-auth-query+(earn url.request) request(r.url [[token-name query:auth] r.url.request]) :: ++ re |_ ref/refresh ++ needs-refresh ?~(tok.ref | is-expired) ++ is-expired (lth expiry.ref (add now ~m5)) ++ update |= exp/@u ^+ ref ref(pending |, expiry (add now (mul ~s1 exp))) :: ++ update-if-needed |= exchange-url/$@(@t purl) ^- {(unit hiss) refresh} ?~ tok.ref `ref ?. is-expired `ref :_ ref(pending &) `(request-token exchange-url 'refresh_token' refresh-token+tok.ref ~) -- :: :: expected semantics, to be copied and modified if anything doesn't work ++ standard |* {done/* save/$-(token *)} |% ++ save ^-($-(token _done) ^save) :: shadow(type canary) ++ core-move $^({sec-move _done} sec-move) :: stateful :: ++ out-add-query-param |= {token-name/knot scopes/(list cord) dialog/$@(@t purl)} :: |= a/hiss ^- $%({$send hiss} {$show purl}) ?~ tok [%show (auth-url scopes dialog)] [%send (add-auth-query token-name a)] :: ++ out-add-header |= {scopes/(list cord) dialog/$@(@t purl)} :: |= a/hiss ^- sec-move ?~ tok [%show (auth-url scopes dialog)] [%send (add-auth-header a)] :: ++ in-code-to-token |= exchange-url/$@(@t purl) :: |= a/quay ^- sec-move =+ code=~|(%no-code (~(got by (malt a)) %code)) [%send (request-token-by-code exchange-url code)] :: ++ bak-save-token |= a/httr ^- core-move ?: (bad-response p.a) [%give a] :: [%redo ~] :: handle 4xx? [[%redo ~] (save `token`(grab-token a))] -- :: ++ standard-refreshing |* {done/* ref/refresh save/$-({token refresh} *)} =+ s=(standard done |=(tok/token (save tok ref))) |% ++ save ^-($-(both-tokens _done) ^save) :: shadow(type canary) ++ core-move $^({sec-move _done} sec-move) :: stateful :: :: See ++out-add-query-param:standard ++ out-refresh-or-add-query-param |= {exchange/$@(@t purl) s-args/{knot (list cord) $@(@t purl)}} :: |= a/hiss ^- core-move =^ upd ref (~(update-if-needed re ref) exchange) ?^ upd [[%send u.upd] (save tok ref)] %.(a (out-add-query-param.s s-args)) :: :: See ++out-add-header:standard ++ out-refresh-or-add-header |= {exchange/$@(@t purl) s-args/{(list cord) dialog/$@(@t purl)}} :: |= a/hiss ^- core-move =^ upd ref (~(update-if-needed re ref) exchange) ?^ upd [[%send u.upd] (save tok ref)] %.(a (out-add-header.s s-args)) :: ++ res-save-after-refresh |= a/httr ^- core-move ?. pending.ref [%give a] =+ `{axs/token exp/@u}`(grab-expiring-token a) =. ref (~(update re ref) exp) [[%redo ~] (save axs ref)] :: ++ in-code-to-token in-code-to-token.s ++ bak-save-both-tokens |= a/httr ^- core-move =+ `{axs/token exp/@u ref-new/token}`(grab-both-tokens a) =. tok.ref ref-new =. ref (~(update re ref) exp) [[%redo ~] (save axs ref)] -- -- :: :: XX move-me :: :: :::: Example "standard" sec/ core: :: :: :: :: :: :::: /hoon/my-api/com/sec :: :: :: /+ oauth2 :: :: :: :::: :: :: :: |_ {bal/(bale keys:oauth2) tok/token:oauth2} :: ++ aut (~(standard oauth2 bal tok) . |=(tok/token:oauth2 +>(tok tok))) :: ++ out :: %+ out-add-header:aut scope=/full :: oauth-dialog='https://my-api.com/authorize' :: :: :: ++ in :: %- in-code-to-token:aut :: exchange-url='https://my-api.com/access_token' :: :: :: ++ bak bak-save-token:aut :: -- :: :: :::: Equivalent imperative code: :: :: :: :: :: :::: /hoon/my-api/com/sec :: :: :: /+ oauth2 :: :: :: :::: :: :: :: |_ {bal/(bale keys:oauth2) tok/token:oauth2} :: ++ aut ~(. oauth2 bal tok) :: ++ out :: add header :: =+ aut :: |= req/hiss ^- $%({$send hiss} {$show purl}) :: ?~ tok :: [%show (auth-url scope=/full 'https://my-api.com/authorize')] :: [%send (add-auth-header req)] :: :: :: ++ in :: code to token :: =+ aut :: |= inp/quay ^- {$send hiss} :: =+ code=~|(%no-code (~(got by (malt inp)) %code)) :: [%send (request-token-by-code 'https://my-api.com/access_token' code)] :: :: :: ++ bak :: save token :: =+ aut :: |= bak/httr ^- $%({{$redo $~} _..bak} {$give httr}) :: ?: (bad-response bak) [%give bak] :: =. tok (grab-token bak) :: [[%redo ~] ..bak] :: -- :: ::: ::: ::::: :: ::: ::: :: :::: Example "standard-refreshing" sec/ core: :: :: :: :: :: :::: /hoon/my-api/com/sec :: :: :: /+ oauth2 :: :: :: :::: :: :: :: |_ {bal/(bale keys:oauth2) tok/token:oauth2 ref/refresh:oauth2} :: ++ aut :: %^ ~(standard-refreshing oauth2 bal tok) . ref :: |=({tok/token ref/refresh}:oauth2 +>(tok tok, ref ref)) :: :: :: ++ exchange-url 'https://my-api.com/access_token' :: ++ out :: %^ out-refresh-or-add-header:aut exchange-url :: scope=/full :: oauth-dialog='https://my-api.com/authorize' :: :: :: ++ res res-save-after-refresh:aut :: ++ in (in-code-to-token:aut exchange-url) :: ++ bak bak-save-both-tokens:aut :: -- :: :: :::: Equivalent imperative code: :: :: :: :: :: :::: /hoon/my-api/com/sec :: :: :: /+ oauth2 :: :: :: :::: :: :: :: |_ {bal/(bale keys:oauth2) axs/token:oauth2 ref/refresh:oauth2} :: ++ aut ~(. oauth2 bal axs) :: ++ exchange-url 'https://my-api.com/access_token' :: ++ out :: refresh or add header :: =+ aut :: |= req/hiss ^- $^({{$send hiss} _..out} $%({$send hiss} {$show purl})) :: ?~ axs :: [%show (auth-url scope=/full 'https://my-api.com/authorize')] :: =^ upd ref (~(update-if-needed re ref) exchange-url) :: ?^ upd [[%send u.upd] ..out] :: [%send (add-auth-header req)] :: :: :: ++ res :: save after refresh :: =+ aut :: |= a/httr ^- $^({{$redo $~} _..res} {$give httr}) :: ?. pending.ref [%give a] :: =+ `{axs/token exp/@u}`(grab-expiring-token a) :: [[%redo ~] ..out(axs axs, ref (~(update re ref) exp))] :: :: :: ++ in :: exchange token :: =+ aut :: |= inp/quay ^- {$send hiss} :: =+ code=~|(%no-code (~(got by (malt inp)) %code)) :: [%send (request-token-by-code exchange-url code)] :: :: ++ bak :: save both tokens :: =+ aut :: |= a/httr ^- {{$redo $~} _..res} :: =+ `{axs/token exp/@u ref-new/token}`(grab-both-tokens a) :: =. tok.ref ref-new :: [[%redo ~] ..bak(axs axs, ref (~(update re ref) exp))] :: :: :: :: :: ++ bak :: =+ aut :: |= bak/httr ^- $%({{$redo $~} _..bak} {$give httr}) :: ?: (bad-response bak) [%give bak] :: =. tok (grab-token bak) :: [[%redo ~] ..bak] :: -- ::