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list-subscription-user-access-admins.go
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list-subscription-user-access-admins.go
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// Copyright (C) 2022 Specter Ops, Inc.
//
// This file is part of AzureHound.
//
// AzureHound is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// AzureHound is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package cmd
import (
"context"
"fmt"
"os"
"os/signal"
"path"
"time"
"github.com/bloodhoundad/azurehound/client"
"github.com/bloodhoundad/azurehound/constants"
"github.com/bloodhoundad/azurehound/enums"
"github.com/bloodhoundad/azurehound/models"
"github.com/bloodhoundad/azurehound/pipeline"
"github.com/spf13/cobra"
)
func init() {
listRootCmd.AddCommand(listSubscriptionUserAccessAdminsCmd)
}
var listSubscriptionUserAccessAdminsCmd = &cobra.Command{
Use: "subscription-user-access-admins",
Long: "Lists Azure Subscription User Access Admins",
Run: listSubscriptionUserAccessAdminsCmdImpl,
SilenceUsage: true,
}
func listSubscriptionUserAccessAdminsCmdImpl(cmd *cobra.Command, args []string) {
ctx, stop := signal.NotifyContext(cmd.Context(), os.Interrupt, os.Kill)
defer gracefulShutdown(stop)
log.V(1).Info("testing connections")
if err := testConnections(); err != nil {
exit(err)
} else if azClient, err := newAzureClient(); err != nil {
exit(err)
} else {
log.Info("collecting azure subscription user access admins...")
start := time.Now()
subscriptions := listSubscriptions(ctx, azClient)
roleAssignments := listSubscriptionRoleAssignments(ctx, azClient, subscriptions)
stream := listSubscriptionUserAccessAdmins(ctx, azClient, roleAssignments)
outputStream(ctx, stream)
duration := time.Since(start)
log.Info("collection completed", "duration", duration.String())
}
}
func listSubscriptionUserAccessAdmins(ctx context.Context, client client.AzureClient, vmRoleAssignments <-chan interface{}) <-chan interface{} {
out := make(chan interface{})
go func() {
defer close(out)
for result := range pipeline.OrDone(ctx.Done(), vmRoleAssignments) {
if roleAssignments, ok := result.(AzureWrapper).Data.(models.SubscriptionRoleAssignments); !ok {
log.Error(fmt.Errorf("failed type assertion"), "unable to continue enumerating subscription user access admins", "result", result)
return
} else {
var (
subscriptionUserAccessAdmins = models.SubscriptionUserAccessAdmins{
SubscriptionId: roleAssignments.SubscriptionId,
}
count = 0
)
for _, item := range roleAssignments.RoleAssignments {
roleDefinitionId := path.Base(item.RoleAssignment.Properties.RoleDefinitionId)
if roleDefinitionId == constants.UserAccessAdminRoleID {
subscriptionUserAccessAdmin := models.SubscriptionUserAccessAdmin{
UserAccessAdmin: item.RoleAssignment,
SubscriptionId: item.SubscriptionId,
}
log.V(2).Info("found subscription user access admin", "subscriptionUserAccessAdmin", subscriptionUserAccessAdmin)
count++
subscriptionUserAccessAdmins.UserAccessAdmins = append(subscriptionUserAccessAdmins.UserAccessAdmins, subscriptionUserAccessAdmin)
}
}
out <- AzureWrapper{
Kind: enums.KindAZSubscriptionUserAccessAdmin,
Data: subscriptionUserAccessAdmins,
}
log.V(1).Info("finished listing subscription user access admins", "subscriptionId", roleAssignments.SubscriptionId, "count", count)
}
}
log.Info("finished listing all subscription user access admins")
}()
return out
}