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memory.go
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memory.go
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/*
Merlin is a post-exploitation command and control framework.
This file is part of Merlin.
Copyright (C) 2024 Russel Van Tuyl
Merlin 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
any later version.
Merlin 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 Merlin. If not, see <http://www.gnu.org/licenses/>.
*/
package memory
import (
"fmt"
"github.com/Ne0nd0g/merlin/v2/pkg/client"
"github.com/google/uuid"
"sync"
)
type Repository struct {
clients map[uuid.UUID]client.Client
sync.Mutex
}
var repo *Repository
func NewRepository() *Repository {
if repo == nil {
repo = &Repository{
clients: make(map[uuid.UUID]client.Client),
}
}
return repo
}
func (r *Repository) Add(client client.Client) {
r.Lock()
r.clients[client.ID()] = client
r.Unlock()
}
func (r *Repository) Get(id uuid.UUID) (client client.Client, err error) {
r.Lock()
defer r.Unlock()
var ok bool
client, ok = r.clients[id]
if !ok {
err = fmt.Errorf("pkg/client/memory: client with id %s was not found in the repository", id)
}
return
}
func (r *Repository) GetAll() (clients []client.Client) {
r.Lock()
defer r.Unlock()
for _, c := range r.clients {
clients = append(clients, c)
}
return
}