[#271] innerring: Implement GetSG and Head of audit communicator

Signed-off-by: Alex Vanin <alexey@nspcc.ru>

cmd/neofs-ir/defaults.go

@@ -93,4 +93,7 @@ func defaultConfiguration(cfg *viper.Viper) {
 
 	cfg.SetDefault("audit.task.exec_pool_size", 10)
 	cfg.SetDefault("audit.task.queue_capacity", 100)
+	cfg.SetDefault("audit.timeout.get", "5s")
+	cfg.SetDefault("audit.timeout.head", "5s")
+	cfg.SetDefault("audit.timeout.rangehash", "5s")
 }

pkg/innerring/innerring.go

@@ -216,7 +216,13 @@ func New(ctx context.Context, log *zap.Logger, cfg *viper.Viper) (*Server, error
 		return nil, err
 	}
 
-	clientCache := newClientCache(server.key)
+	clientCache := newClientCache(&clientCacheParams{
+		Log:          log,
+		Key:          server.key,
+		SGTimeout:    cfg.GetDuration("audit.timeout.get"),
+		HeadTimeout:  cfg.GetDuration("audit.timeout.head"),
+		RangeTimeout: cfg.GetDuration("audit.timeout.rangehash"),
+	})
 
 	auditTaskManager := audittask.New(
 		audittask.WithQueueCapacity(cfg.GetUint32("audit.task.queue_capacity")),

pkg/innerring/rpc.go

@@ -1,25 +1,48 @@
 package innerring
 
 import (
+	"context"
 	"crypto/ecdsa"
+	"fmt"
+	"time"
 
 	"github.com/nspcc-dev/neofs-api-go/pkg/client"
 	"github.com/nspcc-dev/neofs-api-go/pkg/netmap"
 	"github.com/nspcc-dev/neofs-api-go/pkg/object"
 	"github.com/nspcc-dev/neofs-api-go/pkg/storagegroup"
+	coreObject "github.com/nspcc-dev/neofs-node/pkg/core/object"
+	"github.com/nspcc-dev/neofs-node/pkg/network"
 	"github.com/nspcc-dev/neofs-node/pkg/network/cache"
 	"github.com/nspcc-dev/neofs-node/pkg/services/audit"
+	"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/placement"
+	"go.uber.org/zap"
 )
 
-type ClientCache struct {
-	cache *cache.ClientCache
-	key   *ecdsa.PrivateKey
-}
+type (
+	ClientCache struct {
+		log   *zap.Logger
+		cache *cache.ClientCache
+		key   *ecdsa.PrivateKey
 
-func newClientCache(key *ecdsa.PrivateKey) *ClientCache {
+		sgTimeout, headTimeout, rangeTimeout time.Duration
+	}
+
+	clientCacheParams struct {
+		Log *zap.Logger
+		Key *ecdsa.PrivateKey
+
+		SGTimeout, HeadTimeout, RangeTimeout time.Duration
+	}
+)
+
+func newClientCache(p *clientCacheParams) *ClientCache {
 	return &ClientCache{
-		cache: cache.NewSDKClientCache(),
-		key:   key,
+		log:          p.Log,
+		cache:        cache.NewSDKClientCache(),
+		key:          p.Key,
+		sgTimeout:    p.SGTimeout,
+		headTimeout:  p.HeadTimeout,
+		rangeTimeout: p.RangeTimeout,
 	}
 }
 
@@ -30,12 +53,95 @@ func (c *ClientCache) Get(address string, opts ...client.Option) (*client.Client
 // GetSG polls the container from audit task to get the object by id.
 // Returns storage groups structure from received object.
 func (c *ClientCache) GetSG(task *audit.Task, id *object.ID) (*storagegroup.StorageGroup, error) {
-	panic("implement me")
+	nodes, err := placement.BuildObjectPlacement( // shuffle nodes
+		task.NetworkMap(),
+		task.ContainerNodes(),
+		id,
+	)
+	if err != nil {
+		return nil, fmt.Errorf("can't build object placement: %w", err)
+	}
+
+	sgAddress := new(object.Address)
+	sgAddress.SetContainerID(task.ContainerID())
+	sgAddress.SetObjectID(id)
+
+	getParams := new(client.GetObjectParams)
+	getParams.WithAddress(sgAddress)
+
+	for _, node := range placement.FlattenNodes(nodes) {
+		addr, err := network.IPAddrFromMultiaddr(node.Address())
+		if err != nil {
+			c.log.Warn("can't parse remote address",
+				zap.String("address", node.Address()),
+				zap.String("error", err.Error()))
+
+			continue
+		}
+
+		cli, err := c.Get(addr)
+		if err != nil {
+			c.log.Warn("can't setup remote connection",
+				zap.String("address", addr),
+				zap.String("error", err.Error()))
+
+			continue
+		}
+
+		cctx, cancel := context.WithTimeout(task.AuditContext(), c.sgTimeout)
+		obj, err := cli.GetObject(cctx, getParams)
+		cancel()
+
+		if err != nil {
+			c.log.Warn("can't get storage group object",
+				zap.String("error", err.Error()))
+
+			continue
+		}
+
+		sg := storagegroup.New()
+
+		err = sg.Unmarshal(obj.Payload())
+		if err != nil {
+			return nil, fmt.Errorf("can't parse storage group payload: %w", err)
+		}
+
+		return sg, nil
+	}
+
+	return nil, coreObject.ErrNotFound
 }
 
 // GetHeader requests node from the container under audit to return object header by id.
 func (c *ClientCache) GetHeader(task *audit.Task, node *netmap.Node, id *object.ID) (*object.Object, error) {
-	panic("implement me")
+	objAddress := new(object.Address)
+	objAddress.SetContainerID(task.ContainerID())
+	objAddress.SetObjectID(id)
+
+	headParams := new(client.ObjectHeaderParams)
+	headParams.WithRawFlag(true)
+	headParams.WithMainFields()
+	headParams.WithAddress(objAddress)
+
+	addr, err := network.IPAddrFromMultiaddr(node.Address())
+	if err != nil {
+		return nil, fmt.Errorf("can't parse remote address %s: %w", node.Address(), err)
+	}
+
+	cli, err := c.Get(addr)
+	if err != nil {
+		return nil, fmt.Errorf("can't setup remote connection with %s: %w", addr, err)
+	}
+
+	cctx, cancel := context.WithTimeout(task.AuditContext(), c.headTimeout)
+	head, err := cli.GetObjectHeader(cctx, headParams, client.WithTTL(1))
+	cancel()
+
+	if err != nil {
+		return nil, fmt.Errorf("object head error: %w", err)
+	}
+
+	return head, nil
 }
 
 // GetRangeHash requests node from the container under audit to return Tillich-Zemor hash of the