/
security_profile.go
176 lines (149 loc) · 6.48 KB
/
security_profile.go
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// Unless explicitly stated otherwise all files in this repository are licensed
// under the Apache License Version 2.0.
// This product includes software developed at Datadog (https://www.datadoghq.com/).
// Copyright 2016-present Datadog, Inc.
//go:build linux
// Package probe holds probe related files
package probe
import (
"context"
"errors"
"fmt"
"sync"
"github.com/DataDog/datadog-agent/pkg/security/config"
"github.com/DataDog/datadog-agent/pkg/security/proto/api"
"github.com/DataDog/datadog-agent/pkg/security/secl/model"
"github.com/DataDog/datadog-agent/pkg/security/security_profile/dump"
"github.com/DataDog/datadog-agent/pkg/security/security_profile/profile"
)
// SecurityProfileManagers holds the security profile managers
type SecurityProfileManagers struct {
config *config.Config
activityDumpManager *dump.ActivityDumpManager
securityProfileManager *profile.SecurityProfileManager
}
// NewSecurityProfileManagers returns a new manager object
func NewSecurityProfileManagers(p *EBPFProbe) (*SecurityProfileManagers, error) {
managers := SecurityProfileManagers{
config: p.config,
}
if p.probe.IsActivityDumpEnabled() {
activityDumpManager, err := dump.NewActivityDumpManager(p.config, p.statsdClient, p.NewEvent, p.Resolvers, p.kernelVersion, p.Manager)
if err != nil {
return nil, fmt.Errorf("couldn't create the activity dump manager: %w", err)
}
managers.activityDumpManager = activityDumpManager
}
if p.probe.IsSecurityProfileEnabled() {
securityProfileManager, err := profile.NewSecurityProfileManager(p.config, p.statsdClient, p.Resolvers, p.Manager)
if err != nil {
return nil, fmt.Errorf("couldn't create the security profile manager: %w", err)
}
managers.securityProfileManager = securityProfileManager
}
if p.probe.IsActivityDumpEnabled() && p.probe.IsSecurityProfileEnabled() {
managers.activityDumpManager.SetSecurityProfileManager(managers.securityProfileManager)
managers.securityProfileManager.SetActivityDumpManager(managers.activityDumpManager)
}
return &managers, nil
}
// Start triggers the goroutine of all the underlying controllers and monitors of the Monitor
func (spm *SecurityProfileManagers) Start(ctx context.Context, wg *sync.WaitGroup) {
if spm.activityDumpManager != nil {
wg.Add(1)
go spm.activityDumpManager.Start(ctx, wg)
}
if spm.securityProfileManager != nil {
go spm.securityProfileManager.Start(ctx)
}
}
// SendStats sends statistics about the probe to Datadog
func (spm *SecurityProfileManagers) SendStats() error {
if spm.activityDumpManager != nil {
if err := spm.activityDumpManager.SendStats(); err != nil {
return fmt.Errorf("failed to send activity dump manager stats: %w", err)
}
}
if spm.securityProfileManager != nil {
if err := spm.securityProfileManager.SendStats(); err != nil {
return fmt.Errorf("failed to send security profile manager stats: %w", err)
}
}
return nil
}
// ErrActivityDumpManagerDisabled is returned when the activity dump manager is disabled
var ErrActivityDumpManagerDisabled = errors.New("ActivityDumpManager is disabled")
// ErrSecurityProfileManagerDisabled is returned when the security profile manager is disabled
var ErrSecurityProfileManagerDisabled = errors.New("SecurityProfileManager is disabled")
// AddActivityDumpHandler add a handler
func (spm *SecurityProfileManagers) AddActivityDumpHandler(handler dump.ActivityDumpHandler) {
if spm.activityDumpManager != nil {
spm.activityDumpManager.AddActivityDumpHandler(handler)
}
}
// DumpActivity handles an activity dump request
func (spm *SecurityProfileManagers) DumpActivity(params *api.ActivityDumpParams) (*api.ActivityDumpMessage, error) {
if spm.activityDumpManager == nil {
return &api.ActivityDumpMessage{
Error: ErrActivityDumpManagerDisabled.Error(),
}, ErrActivityDumpManagerDisabled
}
return spm.activityDumpManager.DumpActivity(params)
}
// ListActivityDumps returns the list of active dumps
func (spm *SecurityProfileManagers) ListActivityDumps(params *api.ActivityDumpListParams) (*api.ActivityDumpListMessage, error) {
if spm.activityDumpManager == nil {
return &api.ActivityDumpListMessage{
Error: ErrActivityDumpManagerDisabled.Error(),
}, ErrActivityDumpManagerDisabled
}
return spm.activityDumpManager.ListActivityDumps(params)
}
// StopActivityDump stops an active activity dump
func (spm *SecurityProfileManagers) StopActivityDump(params *api.ActivityDumpStopParams) (*api.ActivityDumpStopMessage, error) {
if spm.activityDumpManager == nil {
return &api.ActivityDumpStopMessage{
Error: ErrActivityDumpManagerDisabled.Error(),
}, ErrActivityDumpManagerDisabled
}
return spm.activityDumpManager.StopActivityDump(params)
}
// GenerateTranscoding encodes an activity dump following the input parameters
func (spm *SecurityProfileManagers) GenerateTranscoding(params *api.TranscodingRequestParams) (*api.TranscodingRequestMessage, error) {
if spm.activityDumpManager == nil {
return &api.TranscodingRequestMessage{
Error: ErrActivityDumpManagerDisabled.Error(),
}, ErrActivityDumpManagerDisabled
}
return spm.activityDumpManager.TranscodingRequest(params)
}
// GetActivityDumpTracedEventTypes returns traced event types
func (spm *SecurityProfileManagers) GetActivityDumpTracedEventTypes() []model.EventType {
return spm.config.RuntimeSecurity.ActivityDumpTracedEventTypes
}
// SnapshotTracedCgroups snapshots traced cgroups
func (spm *SecurityProfileManagers) SnapshotTracedCgroups() {
spm.activityDumpManager.SnapshotTracedCgroups()
}
// ListSecurityProfiles list the profiles
func (spm *SecurityProfileManagers) ListSecurityProfiles(params *api.SecurityProfileListParams) (*api.SecurityProfileListMessage, error) {
if spm.securityProfileManager == nil {
return nil, ErrSecurityProfileManagerDisabled
}
return spm.securityProfileManager.ListSecurityProfiles(params)
}
// SaveSecurityProfile save a security profile
func (spm *SecurityProfileManagers) SaveSecurityProfile(params *api.SecurityProfileSaveParams) (*api.SecurityProfileSaveMessage, error) {
if spm.securityProfileManager == nil {
return nil, ErrSecurityProfileManagerDisabled
}
return spm.securityProfileManager.SaveSecurityProfile(params)
}
// GetActivityDumpManager returns the activity dump manager
func (spm *SecurityProfileManagers) GetActivityDumpManager() *dump.ActivityDumpManager {
return spm.activityDumpManager
}
// GetSecurityProfileManager returns the security profile manager
func (spm *SecurityProfileManagers) GetSecurityProfileManager() *profile.SecurityProfileManager {
return spm.securityProfileManager
}