73 lines
2.2 KiB
Go
73 lines
2.2 KiB
Go
package radius
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import (
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"github.com/prometheus/client_golang/prometheus"
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log "github.com/sirupsen/logrus"
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"goauthentik.io/internal/outpost/flow"
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"goauthentik.io/internal/outpost/radius/metrics"
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"layeh.com/radius"
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"layeh.com/radius/rfc2865"
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)
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func (rs *RadiusServer) Handle_AccessRequest(w radius.ResponseWriter, r *RadiusRequest) {
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username := rfc2865.UserName_GetString(r.Packet)
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fe := flow.NewFlowExecutor(r.Context(), r.pi.flowSlug, r.pi.s.ac.Client.GetConfig(), log.Fields{
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"username": username,
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"client": r.RemoteAddr(),
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"requestId": r.ID,
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})
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fe.DelegateClientIP(r.RemoteAddr())
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fe.Params.Add("goauthentik.io/outpost/radius", "true")
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fe.Answers[flow.StageIdentification] = username
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fe.Answers[flow.StagePassword] = rfc2865.UserPassword_GetString(r.Packet)
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if r.pi.MFASupport {
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fe.CheckPasswordInlineMFA()
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}
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passed, err := fe.Execute()
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if err != nil {
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r.Log().WithField("username", username).WithError(err).Warning("failed to execute flow")
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metrics.RequestsRejected.With(prometheus.Labels{
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"outpost_name": rs.ac.Outpost.Name,
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"reason": "flow_error",
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"app": r.pi.appSlug,
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}).Inc()
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_ = w.Write(r.Response(radius.CodeAccessReject))
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return
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}
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if !passed {
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metrics.RequestsRejected.With(prometheus.Labels{
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"outpost_name": rs.ac.Outpost.Name,
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"reason": "invalid_credentials",
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"app": r.pi.appSlug,
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}).Inc()
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_ = w.Write(r.Response(radius.CodeAccessReject))
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return
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}
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access, err := fe.CheckApplicationAccess(r.pi.appSlug)
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if err != nil {
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r.Log().WithField("username", username).WithError(err).Warning("failed to check access")
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_ = w.Write(r.Response(radius.CodeAccessReject))
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metrics.RequestsRejected.With(prometheus.Labels{
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"outpost_name": rs.ac.Outpost.Name,
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"reason": "access_check_fail",
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"app": r.pi.appSlug,
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}).Inc()
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return
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}
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if !access {
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r.Log().WithField("username", username).Info("Access denied for user")
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_ = w.Write(r.Response(radius.CodeAccessReject))
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metrics.RequestsRejected.With(prometheus.Labels{
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"outpost_name": rs.ac.Outpost.Name,
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"reason": "access_denied",
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"app": r.pi.appSlug,
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}).Inc()
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return
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}
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_ = w.Write(r.Response(radius.CodeAccessAccept))
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}
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