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oidc_idp.conf
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oidc_idp.conf
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# ---------------------------------------------------------------------------- #
# #
# IDP Configuration for OpenID Connect #
# (within http block) | #
# | #
# http { | #
# : | #
# +--------------------------+ | #
# | include "oidc_idp.conf"; | <--+ #
# +--------------------------+ #
# : #
# server { #
# : #
# } #
# : #
# } #
# #
# - This file is to configure IDP related info to handle OIDC workflow. #
# - Each map block allows multi values so that multiple IdPs can be supported. #
# #
# ---------------------------------------------------------------------------- #
# ---------------------------------------------------------------------------- #
# 1. OpenID Provider(IDP) Metadata Configuration via Well-Known Endpoints #
# ---------------------------------------------------------------------------- #
map $x_client_id $oidc_app_identifier {
#
# This OIDC app identifier should be unique for every IdP app.
# It doesn't have to be same as the name of IdP's application.
# This is to support multiple IdP apps per each host.
#
default "{edit-your-idp-app-name}";
"{edit-unique-client-id-azure-ad-app-01}" "oidc-app-01-pkce-azure-ad";
"{edit-unique-client-id-azure-ad-app-02}" "oidc-app-02-auth-azure-ad";
}
# curl https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration | python -m json.tool
map $oidc_app_identifier $idp_region {
default "{{edit-IdP-Region}}"; # use for Amazon (e.g., "us-east-2")
}
map $oidc_app_identifier $idp_domain {
default "login.microsoftonline.com"; # "{{Edit-IdP-Domain}}";
}
map $oidc_app_identifier $idp_user_pool_id {
default "{{edit-User-Pool-ID}}"; # use for Amazon Cognito
}
map $oidc_app_identifier $idp_tenant_id {
default "{{edit-Directory (tenant) ID}}"; # use for Azure AD
}
map $oidc_app_identifier $oidc_authz_endpoint {
default "https://$idp_domain/$idp_tenant_id/oauth2/v2.0/authorize";
}
map $oidc_app_identifier $oidc_jwt_keyfile {
default "https://$idp_domain/$idp_tenant_id/discovery/keys";
}
map $oidc_app_identifier $oidc_end_session_endpoint {
default "https://$idp_domain/$idp_tenant_id/oauth2/v2.0/logout";
}
map $oidc_app_identifier $oidc_token_endpoint {
default "https://$idp_domain/$idp_tenant_id/oauth2/v2.0/token";
}
# https://learn.microsoft.com/en-us/azure/active-directory/develop/userinfo
map $oidc_app_identifier $oidc_userinfo_endpoint {
default "https://graph.microsoft.com/oidc/userinfo";
}
map $oidc_app_identifier $oidc_scopes {
# work for access token validation for resource server, doesn't work for userinfo endpoint
# 'nonce' is excluded in the access token so we can validate the signature by /jwks_uri.
# default "openid+profile+email+offline_access+478bbf72-65c1-4878-9f5f-26c6af843a4f/.default";
# work for userinfo endpoint, doesn't work for acess token validation w/ jwks_uri
# because 'nonce' is included in the access token.
# default "openid+profile+email+offline_access+user.read";
default "openid+profile+email+offline_access";
}
# ---------------------------------------------------------------------------- #
# 2. Custom Configuration for Well-Known OIDC Endpoints #
# ---------------------------------------------------------------------------- #
map $oidc_app_identifier $oidc_authz_path_params_enable {
default 0;
}
map $oidc_app_identifier $oidc_authz_path_params {
default "";
}
map $oidc_app_identifier $oidc_authz_query_params_enable {
default 1;
}
map $oidc_app_identifier $oidc_authz_query_params {
default '{
"audience": "https://$idp_domain/$idp_tenant_id"
}';
# TODO: Test and find the right audience for /jwks_uri and /userinfo
# e.g., "AzureADMyOrg"
# "$oidc_client"
# "https://$idp_domain/$idp_tenant_id"
}
map $oidc_app_identifier $oidc_logout_path_params_enable {
default 0;
}
map $oidc_app_identifier $oidc_logout_path_params {
default "";
}
map $oidc_app_identifier $oidc_logout_query_params_enable {
default 0; # 0: OIDC RP-initiated logout, 1: custom logout
}
map $oidc_app_identifier $oidc_logout_query_params {
default '';
}
map $oidc_app_identifier $oidc_token_path_params_enable {
default 0;
}
map $oidc_app_identifier $oidc_token_path_params {
default "";
}
map $oidc_app_identifier $oidc_token_query_params_enable {
default 1;
}
map $oidc_app_identifier $oidc_token_query_params {
default '{
"Accept-Encoding": "gzip"
}';
}
# ---------------------------------------------------------------------------- #
# 3. Advanced OIDC Configuration #
# ---------------------------------------------------------------------------- #
map $oidc_app_identifier $oidc_client {
default "{{edit-your-client-ID}}";
}
map $oidc_app_identifier $oidc_pkce_enable {
default 0;
}
map $oidc_app_identifier $oidc_client_secret {
default "{edit-your-client-secret-unless-pkce-enabled}";
}
map $oidc_app_identifier $oidc_logout_redirect {
default "/_logout"; # This is called by IdP after successful logout.
}
map $oidc_app_identifier $oidc_hmac_key {
default "ChangeMe"; # This should be unique for every NGINX instance/cluster
}
map $oidc_app_identifier $oidc_app_name {
default "{edit-your-idp-app-name}";
}
# vim: syntax=nginx