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list-key-vault-user-access-admins.go
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list-key-vault-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"
"sync"
"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(listKeyVaultUserAccessAdminsCmd)
}
var listKeyVaultUserAccessAdminsCmd = &cobra.Command{
Use: "key-vault-user-access-admins",
Long: "Lists Azure Key Vault User Access Admins",
Run: listKeyVaultUserAccessAdminsCmdImpl,
SilenceUsage: true,
}
func listKeyVaultUserAccessAdminsCmdImpl(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 key vault user access admins...")
start := time.Now()
subscriptions := listSubscriptions(ctx, azClient)
stream := listKeyVaultUserAccessAdmins(ctx, azClient, listKeyVaults(ctx, azClient, subscriptions))
outputStream(ctx, stream)
duration := time.Since(start)
log.Info("collection completed", "duration", duration.String())
}
}
func listKeyVaultUserAccessAdmins(ctx context.Context, client client.AzureClient, keyVaults <-chan interface{}) <-chan interface{} {
var (
out = make(chan interface{})
ids = make(chan string)
streams = pipeline.Demux(ctx.Done(), ids, 25)
wg sync.WaitGroup
)
go func() {
defer close(ids)
for result := range pipeline.OrDone(ctx.Done(), keyVaults) {
if keyVault, ok := result.(AzureWrapper).Data.(models.KeyVault); !ok {
log.Error(fmt.Errorf("failed type assertion"), "unable to continue enumerating key vault user access admins", "result", result)
return
} else {
ids <- keyVault.Id
}
}
}()
wg.Add(len(streams))
for i := range streams {
stream := streams[i]
go func() {
defer wg.Done()
for id := range stream {
var (
keyVaultUserAccessAdmins = models.KeyVaultUserAccessAdmins{
KeyVaultId: id.(string),
}
count = 0
)
for item := range client.ListRoleAssignmentsForResource(ctx, id.(string), "") {
if item.Error != nil {
log.Error(item.Error, "unable to continue processing user access admins for this key vault", "keyVaultId", id)
} else {
roleDefinitionId := path.Base(item.Ok.Properties.RoleDefinitionId)
if roleDefinitionId == constants.UserAccessAdminRoleID {
keyVaultUserAccessAdmin := models.KeyVaultUserAccessAdmin{
UserAccessAdmin: item.Ok,
KeyVaultId: item.ParentId,
}
log.V(2).Info("found key vault user access admin", "keyVaultUserAccessAdmin", keyVaultUserAccessAdmin)
count++
keyVaultUserAccessAdmins.UserAccessAdmins = append(keyVaultUserAccessAdmins.UserAccessAdmins, keyVaultUserAccessAdmin)
}
}
}
out <- AzureWrapper{
Kind: enums.KindAZKeyVaultUserAccessAdmin,
Data: keyVaultUserAccessAdmins,
}
log.V(1).Info("finished listing key vault user access admins", "keyVaultId", id, "count", count)
}
}()
}
go func() {
wg.Wait()
close(out)
log.Info("finished listing all key vault user access admins")
}()
return out
}