61 lines
1.7 KiB
Go
61 lines
1.7 KiB
Go
package handlers
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import (
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"fmt"
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"github.com/authelia/authelia/internal/authentication"
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"github.com/authelia/authelia/internal/middlewares"
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)
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// SecondFactorU2FSignPost handler for completing a signing request.
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func SecondFactorU2FSignPost(u2fVerifier U2FVerifier) middlewares.RequestHandler {
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return func(ctx *middlewares.AutheliaCtx) {
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var requestBody signU2FRequestBody
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err := ctx.ParseBody(&requestBody)
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if err != nil {
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ctx.Error(err, mfaValidationFailedMessage)
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return
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}
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userSession := ctx.GetSession()
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if userSession.U2FChallenge == nil {
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handleAuthenticationUnauthorized(ctx, fmt.Errorf("U2F signing has not been initiated yet (no challenge)"), mfaValidationFailedMessage)
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return
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}
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if userSession.U2FRegistration == nil {
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handleAuthenticationUnauthorized(ctx, fmt.Errorf("U2F signing has not been initiated yet (no registration)"), mfaValidationFailedMessage)
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return
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}
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err = u2fVerifier.Verify(
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userSession.U2FRegistration.KeyHandle,
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userSession.U2FRegistration.PublicKey,
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requestBody.SignResponse,
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*userSession.U2FChallenge)
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if err != nil {
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ctx.Error(err, mfaValidationFailedMessage)
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return
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}
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err = ctx.Providers.SessionProvider.RegenerateSession(ctx.RequestCtx)
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if err != nil {
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handleAuthenticationUnauthorized(ctx, fmt.Errorf("Unable to regenerate session for user %s: %s", userSession.Username, err), mfaValidationFailedMessage)
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return
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}
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userSession.AuthenticationLevel = authentication.TwoFactor
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err = ctx.SaveSession(userSession)
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if err != nil {
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handleAuthenticationUnauthorized(ctx, fmt.Errorf("Unable to update authentication level with U2F: %s", err), mfaValidationFailedMessage)
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return
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}
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Handle2FAResponse(ctx, requestBody.TargetURL)
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}
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}
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