forked from
comet.sh/atex
A set of utilities for working with the AT Protocol in Elixir.
refactor: add opts argument to Oauth module
authored by
Tangled
c2c66aef
fff4f183
+102
-24
+102
-24
lib/atex/oauth.ex
+102
-24
lib/atex/oauth.ex
···
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Get a map cnotaining the client metadata information needed for an
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authorization server to validate this client.
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"""
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-
@spec create_client_metadata() :: map()
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def create_client_metadata() do
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key = Config.get_key()
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@type create_client_metadata_option ::
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{:key, JOSE.JWK.t()}
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| {:client_id, String.t()}
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+
| {:redirect_uri, String.t()}
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| {:extra_redirect_uris, list(String.t())}
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| {:scopes, String.t()}
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@spec create_client_metadata(list(create_client_metadata_option())) :: map()
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def create_client_metadata(opts \\ []) do
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opts =
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Keyword.validate!(opts,
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key: Config.get_key(),
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client_id: Config.client_id(),
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+
redirect_uri: Config.redirect_uri(),
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extra_redirect_uris: Config.extra_redirect_uris(),
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scopes: Config.scopes()
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)
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+
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key = Keyword.get(opts, :key)
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client_id = Keyword.get(opts, :client_id)
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redirect_uri = Keyword.get(opts, :redirect_uri)
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extra_redirect_uris = Keyword.get(opts, :extra_redirect_uris)
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scopes = Keyword.get(opts, :scopes)
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+
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{_, jwk} = key |> JOSE.JWK.to_public_map()
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jwk = Map.merge(jwk, %{use: "sig", kid: key.fields["kid"]})
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%{
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client_id: Config.client_id(),
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redirect_uris: [Config.redirect_uri() | Config.extra_redirect_uris()],
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client_id: client_id,
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redirect_uris: [redirect_uri | extra_redirect_uris],
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application_type: "web",
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grant_types: ["authorization_code", "refresh_token"],
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scope: Config.scopes(),
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scope: scopes,
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response_type: ["code"],
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token_endpoint_auth_method: "private_key_jwt",
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token_endpoint_auth_signing_alg: "ES256",
···
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- `{:ok, :invalid_par_response}` - Server respondend incorrectly to the request
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- `{:error, reason}` - Error creating authorization URL
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"""
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+
@type create_authorization_url_option ::
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{:key, JOSE.JWK.t()}
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| {:client_id, String.t()}
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| {:redirect_uri, String.t()}
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| {:scopes, String.t()}
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@spec create_authorization_url(
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authorization_metadata(),
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String.t(),
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String.t(),
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String.t()
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String.t(),
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list(create_authorization_url_option())
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) :: {:ok, String.t()} | {:error, any()}
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def create_authorization_url(
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authz_metadata,
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state,
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code_verifier,
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-
login_hint
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login_hint,
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opts \\ []
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) do
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opts =
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Keyword.validate!(opts,
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key: Config.get_key(),
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client_id: Config.client_id(),
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redirect_uri: Config.redirect_uri(),
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scopes: Config.scopes()
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)
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+
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key = Keyword.get(opts, :key)
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client_id = Keyword.get(opts, :client_id)
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redirect_uri = Keyword.get(opts, :redirect_uri)
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scopes = Keyword.get(opts, :scopes)
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+
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code_challenge = :crypto.hash(:sha256, code_verifier) |> Base.url_encode64(padding: false)
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key = get_key()
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client_assertion =
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create_client_assertion(key, Config.client_id(), authz_metadata.issuer)
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create_client_assertion(key, client_id, authz_metadata.issuer)
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body =
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%{
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response_type: "code",
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client_id: Config.client_id(),
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redirect_uri: Config.redirect_uri(),
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+
client_id: client_id,
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+
redirect_uri: redirect_uri,
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state: state,
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code_challenge_method: "S256",
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code_challenge: code_challenge,
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scope: Config.scopes(),
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scope: scopes,
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client_assertion_type: "urn:ietf:params:oauth:client-assertion-type:jwt-bearer",
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client_assertion: client_assertion,
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login_hint: login_hint
···
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case Req.post(authz_metadata.par_endpoint, form: body) do
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{:ok, %{body: %{"request_uri" => request_uri}}} ->
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query =
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%{client_id: Config.client_id(), request_uri: request_uri}
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%{client_id: client_id, request_uri: request_uri}
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|> URI.encode_query()
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{:ok, "#{authz_metadata.authorization_endpoint}?#{query}"}
···
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- `{:ok, tokens, nonce}` - Successfully obtained tokens with returned DPoP nonce
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- `{:error, reason}` - Error exchanging code for tokens
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"""
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@type validate_authorization_code_option ::
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{:key, JOSE.JWK.t()}
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| {:client_id, String.t()}
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| {:redirect_uri, String.t()}
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| {:scopes, String.t()}
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@spec validate_authorization_code(
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authorization_metadata(),
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JOSE.JWK.t(),
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String.t(),
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-
String.t()
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String.t(),
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list(validate_authorization_code_option())
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) :: {:ok, tokens(), String.t()} | {:error, any()}
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def validate_authorization_code(
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authz_metadata,
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dpop_key,
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code,
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-
code_verifier
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+
code_verifier,
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+
opts \\ []
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) do
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key = get_key()
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opts =
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+
Keyword.validate!(opts,
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+
key: get_key(),
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+
client_id: Config.client_id(),
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+
redirect_uri: Config.redirect_uri(),
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+
scopes: Config.scopes()
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)
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+
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key = Keyword.get(opts, :key)
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client_id = Keyword.get(opts, :client_id)
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redirect_uri = Keyword.get(opts, :redirect_uri)
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client_assertion =
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create_client_assertion(key, Config.client_id(), authz_metadata.issuer)
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create_client_assertion(key, client_id, authz_metadata.issuer)
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body =
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%{
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grant_type: "authorization_code",
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client_id: Config.client_id(),
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redirect_uri: Config.redirect_uri(),
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client_id: client_id,
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redirect_uri: redirect_uri,
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code: code,
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code_verifier: code_verifier,
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client_assertion_type: "urn:ietf:params:oauth:client-assertion-type:jwt-bearer",
···
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end
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end
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-
def refresh_token(refresh_token, dpop_key, issuer, token_endpoint) do
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key = get_key()
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@type refresh_token_option ::
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{:key, JOSE.JWK.t()}
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| {:client_id, String.t()}
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+
| {:redirect_uri, String.t()}
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+
| {:scopes, String.t()}
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@spec refresh_token(
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String.t(),
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JOSE.JWK.t(),
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String.t(),
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String.t(),
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list(refresh_token_option())
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) ::
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{:ok, tokens(), String.t()} | {:error, any()}
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def refresh_token(refresh_token, dpop_key, issuer, token_endpoint, opts \\ []) do
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+
opts =
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+
Keyword.validate!(opts,
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+
key: get_key(),
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+
client_id: Config.client_id(),
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+
redirect_uri: Config.redirect_uri(),
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+
scopes: Config.scopes()
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+
)
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+
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key = Keyword.get(opts, :key)
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client_id = Keyword.get(opts, :client_id)
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client_assertion =
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create_client_assertion(key, Config.client_id(), issuer)
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+
create_client_assertion(key, client_id, issuer)
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body = %{
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grant_type: "refresh_token",
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refresh_token: refresh_token,
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client_id: Config.client_id(),
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+
client_id: client_id,
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client_assertion_type: "urn:ietf:params:oauth:client-assertion-type:jwt-bearer",
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client_assertion: client_assertion
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}