Pass prompt through to upstream login request

Signed-off-by: Ryan Richard <rrichard@vmware.com>
This commit is contained in:
Margo Crawford 2020-12-11 17:13:27 -08:00 committed by Ryan Richard
parent ded28dff15
commit 2a19dd0d2e
3 changed files with 62 additions and 22 deletions

View File

@ -121,13 +121,22 @@ func NewHandler(
}
}
http.Redirect(w, r,
upstreamOAuthConfig.AuthCodeURL(
encodedStateParamValue,
authCodeOptions := []oauth2.AuthCodeOption{
oauth2.AccessTypeOffline,
nonceValue.Param(),
pkceValue.Challenge(),
pkceValue.Method(),
}
promptParam := r.Form.Get("prompt")
if promptParam != "" && oidc.ScopeWasRequested(authorizeRequester, coreosoidc.ScopeOpenID) {
authCodeOptions = append(authCodeOptions, oauth2.SetAuthURLParam("prompt", promptParam))
}
http.Redirect(w, r,
upstreamOAuthConfig.AuthCodeURL(
encodedStateParamValue,
authCodeOptions...,
),
302,
)

View File

@ -57,8 +57,8 @@ func TestAuthorizationEndpoint(t *testing.T) {
fositePromptHasNoneAndOtherValueErrorQuery = map[string]string{
"error": "invalid_request",
"error_description": "The request is missing a required parameter, includes an invalid parameter value, includes a parameter more than once, or is otherwise malformed\n\nUsed unknown value \"[none login]\" for prompt parameter",
"error_hint": "Used unknown value \"[none login]\" for prompt parameter",
"error_description": "The request is missing a required parameter, includes an invalid parameter value, includes a parameter more than once, or is otherwise malformed\n\nParameter \"prompt\" was set to \"none\", but contains other values as well which is not allowed.",
"error_hint": "Parameter \"prompt\" was set to \"none\", but contains other values as well which is not allowed.",
"state": "some-state-value-that-is-32-byte",
}
@ -99,8 +99,8 @@ func TestAuthorizationEndpoint(t *testing.T) {
fositeInvalidStateErrorQuery = map[string]string{
"error": "invalid_state",
"error_description": "The state is missing or does not have enough characters and is therefore considered too weak\n\nRequest parameter \"state\" must be at least be 32 characters long to ensure sufficient entropy.",
"error_hint": `Request parameter "state" must be at least be 32 characters long to ensure sufficient entropy.`,
"error_description": "The state is missing or does not have enough characters and is therefore considered too weak\n\nRequest parameter \"state\" must be at least be 8 characters long to ensure sufficient entropy.",
"error_hint": `Request parameter "state" must be at least be 8 characters long to ensure sufficient entropy.`,
"state": "short",
}
@ -229,8 +229,8 @@ func TestAuthorizationEndpoint(t *testing.T) {
return encoded
}
expectedRedirectLocation := func(expectedUpstreamState string) string {
return urlWithQuery(upstreamAuthURL.String(), map[string]string{
expectedRedirectLocation := func(expectedUpstreamState string, expectedPrompt string) string {
query := map[string]string{
"response_type": "code",
"access_type": "offline",
"scope": "scope1 scope2",
@ -240,7 +240,11 @@ func TestAuthorizationEndpoint(t *testing.T) {
"code_challenge": expectedUpstreamCodeChallenge,
"code_challenge_method": "S256",
"redirect_uri": downstreamIssuer + "/callback",
})
}
if expectedPrompt != "" {
query["prompt"] = expectedPrompt
}
return urlWithQuery(upstreamAuthURL.String(), query)
}
incomingCookieCSRFValue := "csrf-value-from-cookie"
@ -288,7 +292,7 @@ func TestAuthorizationEndpoint(t *testing.T) {
wantStatus: http.StatusFound,
wantContentType: "text/html; charset=utf-8",
wantCSRFValueInCookieHeader: happyCSRF,
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(nil, "", "")),
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(nil, "", ""), ""),
wantUpstreamStateParamInLocationHeader: true,
wantBodyStringWithLocationInHref: true,
},
@ -306,7 +310,7 @@ func TestAuthorizationEndpoint(t *testing.T) {
csrfCookie: "__Host-pinniped-csrf=" + encodedIncomingCookieCSRFValue + " ",
wantStatus: http.StatusFound,
wantContentType: "text/html; charset=utf-8",
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(nil, incomingCookieCSRFValue, "")),
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(nil, incomingCookieCSRFValue, ""), ""),
wantUpstreamStateParamInLocationHeader: true,
wantBodyStringWithLocationInHref: true,
},
@ -327,7 +331,27 @@ func TestAuthorizationEndpoint(t *testing.T) {
wantContentType: "",
wantBodyString: "",
wantCSRFValueInCookieHeader: happyCSRF,
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(nil, "", "")),
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(nil, "", ""), ""),
wantUpstreamStateParamInLocationHeader: true,
},
{
name: "happy path with prompt param login passed through to redirect uri",
issuer: downstreamIssuer,
idpListGetter: oidctestutil.NewIDPListGetter(&upstreamOIDCIdentityProvider),
generateCSRF: happyCSRFGenerator,
generatePKCE: happyPKCEGenerator,
generateNonce: happyNonceGenerator,
stateEncoder: happyStateEncoder,
cookieEncoder: happyCookieEncoder,
method: http.MethodGet,
path: modifiedHappyGetRequestPath(map[string]string{"prompt": "login"}),
contentType: "application/x-www-form-urlencoded",
body: encodeQuery(happyGetRequestQueryMap),
wantStatus: http.StatusFound,
wantContentType: "text/html; charset=utf-8",
wantBodyStringWithLocationInHref: true,
wantCSRFValueInCookieHeader: happyCSRF,
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(map[string]string{"prompt": "login"}, "", ""), "login"),
wantUpstreamStateParamInLocationHeader: true,
},
{
@ -346,7 +370,7 @@ func TestAuthorizationEndpoint(t *testing.T) {
wantContentType: "text/html; charset=utf-8",
// Generated a new CSRF cookie and set it in the response.
wantCSRFValueInCookieHeader: happyCSRF,
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(nil, "", "")),
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(nil, "", ""), ""),
wantUpstreamStateParamInLocationHeader: true,
wantBodyStringWithLocationInHref: true,
},
@ -368,7 +392,7 @@ func TestAuthorizationEndpoint(t *testing.T) {
wantCSRFValueInCookieHeader: happyCSRF,
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(map[string]string{
"redirect_uri": downstreamRedirectURIWithDifferentPort, // not the same port number that is registered for the client
}, "", "")),
}, "", ""), ""),
wantUpstreamStateParamInLocationHeader: true,
wantBodyStringWithLocationInHref: true,
},
@ -388,7 +412,7 @@ func TestAuthorizationEndpoint(t *testing.T) {
wantCSRFValueInCookieHeader: happyCSRF,
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(map[string]string{
"scope": "openid offline_access",
}, "", "")),
}, "", ""), ""),
wantUpstreamStateParamInLocationHeader: true,
wantBodyStringWithLocationInHref: true,
},
@ -586,7 +610,7 @@ func TestAuthorizationEndpoint(t *testing.T) {
wantCSRFValueInCookieHeader: happyCSRF,
wantLocationHeader: expectedRedirectLocation(expectedUpstreamStateParam(
map[string]string{"prompt": "none login", "scope": "email"}, "", "",
)),
), ""),
wantUpstreamStateParamInLocationHeader: true,
wantBodyStringWithLocationInHref: true,
},

View File

@ -259,9 +259,16 @@ type IDPListGetter interface {
}
func GrantScopeIfRequested(authorizeRequester fosite.AuthorizeRequester, scopeName string) {
if ScopeWasRequested(authorizeRequester, scopeName) {
authorizeRequester.GrantScope(scopeName)
}
}
func ScopeWasRequested(authorizeRequester fosite.AuthorizeRequester, scopeName string) bool {
for _, scope := range authorizeRequester.GetRequestedScopes() {
if scope == scopeName {
authorizeRequester.GrantScope(scope)
return true
}
}
return false
}