60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
package handlers
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import (
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"fmt"
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"net/url"
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"github.com/authelia/authelia/internal/authentication"
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"github.com/authelia/authelia/internal/middlewares"
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"github.com/pquerna/otp/totp"
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)
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// SecondFactorTOTPPost validate the TOTP passcode provided by the user.
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func SecondFactorTOTPPost(ctx *middlewares.AutheliaCtx) {
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bodyJSON := signTOTPRequestBody{}
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err := ctx.ParseBody(&bodyJSON)
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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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secret, err := ctx.Providers.StorageProvider.LoadTOTPSecret(userSession.Username)
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if err != nil {
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ctx.Error(fmt.Errorf("Unable to load TOTP secret: %s", err), mfaValidationFailedMessage)
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return
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}
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isValid := totp.Validate(bodyJSON.Token, secret)
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if !isValid {
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ctx.Error(fmt.Errorf("Wrong passcode during TOTP validation for user %s", userSession.Username), 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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ctx.Error(fmt.Errorf("Unable to update the authentication level with TOTP: %s", err), mfaValidationFailedMessage)
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return
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}
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if bodyJSON.TargetURL != "" {
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targetURL, err := url.ParseRequestURI(bodyJSON.TargetURL)
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if err != nil {
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ctx.Error(fmt.Errorf("Unable to parse URL with TOTP: %s", err), mfaValidationFailedMessage)
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return
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}
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if targetURL != nil && isRedirectionSafe(*targetURL, ctx.Configuration.Session.Domain) {
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ctx.SetJSONBody(redirectResponse{bodyJSON.TargetURL})
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} else {
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ctx.ReplyOK()
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}
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} else {
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ctx.ReplyOK()
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}
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}
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