125 lines
3.9 KiB
Go
125 lines
3.9 KiB
Go
package handlers
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import (
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"encoding/json"
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"fmt"
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"github.com/authelia/authelia/internal/middlewares"
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)
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func oidcConsent(ctx *middlewares.AutheliaCtx) {
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userSession := ctx.GetSession()
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if userSession.OIDCWorkflowSession == nil {
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ctx.Logger.Debugf("Cannot consent for user %s when OIDC workflow has not been initiated", userSession.Username)
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ctx.ReplyForbidden()
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return
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}
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clientID := userSession.OIDCWorkflowSession.ClientID
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client, err := ctx.Providers.OpenIDConnect.Store.GetInternalClient(clientID)
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if err != nil {
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ctx.Logger.Debugf("Unable to find related client configuration with name '%s': %v", clientID, err)
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ctx.ReplyForbidden()
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return
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}
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if !client.IsAuthenticationLevelSufficient(userSession.AuthenticationLevel) {
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ctx.Logger.Debugf("Insufficient permissions to give consent v2 %d -> %d", userSession.AuthenticationLevel, userSession.OIDCWorkflowSession.RequiredAuthorizationLevel)
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ctx.ReplyForbidden()
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return
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}
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var body ConsentGetResponseBody
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body.Scopes = scopeNamesToScopes(userSession.OIDCWorkflowSession.RequestedScopes)
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body.Audience = audienceNamesToAudience(userSession.OIDCWorkflowSession.RequestedAudience)
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body.ClientID = client.ID
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body.ClientDescription = client.Description
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if err := ctx.SetJSONBody(body); err != nil {
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ctx.Error(fmt.Errorf("Unable to set JSON body: %v", err), "Operation failed")
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}
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}
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func oidcConsentPOST(ctx *middlewares.AutheliaCtx) {
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userSession := ctx.GetSession()
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if userSession.OIDCWorkflowSession == nil {
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ctx.Logger.Debugf("Cannot consent for user %s when OIDC workflow has not been initiated", userSession.Username)
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ctx.ReplyForbidden()
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return
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}
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client, err := ctx.Providers.OpenIDConnect.Store.GetInternalClient(userSession.OIDCWorkflowSession.ClientID)
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if err != nil {
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ctx.Logger.Debugf("Unable to find related client configuration with name '%s': %v", userSession.OIDCWorkflowSession.ClientID, err)
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ctx.ReplyForbidden()
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return
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}
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if !client.IsAuthenticationLevelSufficient(userSession.AuthenticationLevel) {
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ctx.Logger.Debugf("Insufficient permissions to give consent v1 %d -> %d", userSession.AuthenticationLevel, userSession.OIDCWorkflowSession.RequiredAuthorizationLevel)
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ctx.ReplyForbidden()
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return
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}
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var body ConsentPostRequestBody
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err = json.Unmarshal(ctx.Request.Body(), &body)
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if err != nil {
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ctx.Error(fmt.Errorf("Unable to unmarshal body: %v", err), "Operation failed")
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return
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}
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if body.AcceptOrReject != accept && body.AcceptOrReject != reject {
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ctx.Logger.Infof("User %s tried to reply to consent with an unexpected verb", userSession.Username)
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ctx.ReplyBadRequest()
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return
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}
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if userSession.OIDCWorkflowSession.ClientID != body.ClientID {
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ctx.Logger.Infof("User %s consented to scopes of another client (%s) than expected (%s). Beware this can be a sign of attack",
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userSession.Username, body.ClientID, userSession.OIDCWorkflowSession.ClientID)
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ctx.ReplyBadRequest()
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return
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}
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var redirectionURL string
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if body.AcceptOrReject == accept {
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redirectionURL = userSession.OIDCWorkflowSession.AuthURI
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userSession.OIDCWorkflowSession.GrantedScopes = userSession.OIDCWorkflowSession.RequestedScopes
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userSession.OIDCWorkflowSession.GrantedAudience = userSession.OIDCWorkflowSession.RequestedAudience
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if err := ctx.SaveSession(userSession); err != nil {
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ctx.Error(fmt.Errorf("Unable to write session: %v", err), "Operation failed")
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return
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}
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} else if body.AcceptOrReject == reject {
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redirectionURL = fmt.Sprintf("%s?error=access_denied&error_description=%s",
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userSession.OIDCWorkflowSession.TargetURI, "User has rejected the scopes")
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userSession.OIDCWorkflowSession = nil
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if err := ctx.SaveSession(userSession); err != nil {
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ctx.Error(fmt.Errorf("Unable to write session: %v", err), "Operation failed")
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return
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}
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}
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response := ConsentPostResponseBody{RedirectURI: redirectionURL}
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if err := ctx.SetJSONBody(response); err != nil {
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ctx.Error(fmt.Errorf("Unable to set JSON body in response"), "Operation failed")
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}
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}
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