78 lines
2.5 KiB
Go
78 lines
2.5 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/duo"
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"github.com/authelia/authelia/internal/middlewares"
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)
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// SecondFactorDuoPost handler for sending a push notification via duo api.
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func SecondFactorDuoPost(duoAPI duo.API) middlewares.RequestHandler {
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return func(ctx *middlewares.AutheliaCtx) {
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var requestBody signDuoRequestBody
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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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remoteIP := ctx.RemoteIP().String()
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ctx.Logger.Debugf("Starting Duo Push Auth Attempt for %s from IP %s", userSession.Username, remoteIP)
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values := url.Values{}
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// { username, ipaddr: clientIP, factor: "push", device: "auto", pushinfo: `target%20url=${targetURL}`}
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values.Set("username", userSession.Username)
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values.Set("ipaddr", remoteIP)
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values.Set("factor", "push")
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values.Set("device", "auto")
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if requestBody.TargetURL != "" {
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values.Set("pushinfo", fmt.Sprintf("target%%20url=%s", requestBody.TargetURL))
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}
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duoResponse, err := duoAPI.Call(values, ctx)
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if err != nil {
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ctx.Error(fmt.Errorf("Duo API errored: %s", err), mfaValidationFailedMessage)
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return
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}
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if duoResponse.Stat == "FAIL" {
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if duoResponse.Code == 40002 {
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ctx.Logger.Warnf("Duo Push Auth failed to process the auth request for %s from %s: %s (%s), error code %d. "+
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"This error often occurs if you've not setup the username in the Admin Dashboard.",
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userSession.Username, remoteIP, duoResponse.Message, duoResponse.MessageDetail, duoResponse.Code)
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} else {
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ctx.Logger.Warnf("Duo Push Auth failed to process the auth request for %s from %s: %s (%s), error code %d.",
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userSession.Username, remoteIP, duoResponse.Message, duoResponse.MessageDetail, duoResponse.Code)
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}
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}
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if duoResponse.Response.Result != "allow" {
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ctx.ReplyUnauthorized()
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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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ctx.Error(fmt.Errorf("Unable to regenerate session for user %s: %s", userSession.Username, err), authenticationFailedMessage)
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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 authentication level with Duo: %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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