math/rand => math/rand/v2

weed/operation/lookup.go

@@ -6,7 +6,7 @@ import (
 	"fmt"
 	"github.com/seaweedfs/seaweedfs/weed/pb"
 	"google.golang.org/grpc"
-	"math/rand"
+	"math/rand/v2"
 	"strings"
 	"time"
 
@@ -51,7 +51,7 @@ func LookupFileId(masterFn GetMasterFn, grpcDialOption grpc.DialOption, fileId s
 	if len(lookup.Locations) == 0 {
 		return "", jwt, errors.New("File Not Found")
 	}
-	return "http://" + lookup.Locations[rand.Intn(len(lookup.Locations))].Url + "/" + fileId, lookup.Jwt, nil
+	return "http://" + lookup.Locations[rand.IntN(len(lookup.Locations))].Url + "/" + fileId, lookup.Jwt, nil
 }
 
 func LookupVolumeId(masterFn GetMasterFn, grpcDialOption grpc.DialOption, vid string) (*LookupResult, error) {

weed/operation/submit.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"github.com/seaweedfs/seaweedfs/weed/pb"
 	"io"
-	"math/rand"
+	"math/rand/v2"
 	"mime"
 	"net/url"
 	"os"
@@ -236,7 +236,7 @@ func genFileUrl(ret *AssignResult, id string, usePublicUrl bool) string {
 		fileUrl = "http://" + ret.PublicUrl + "/" + id
 	}
 	for _, replica := range ret.Replicas {
-		if rand.Intn(len(ret.Replicas)+1) == 0 {
+		if rand.IntN(len(ret.Replicas)+1) == 0 {
 			fileUrl = "http://" + replica.Url + "/" + id
 			if usePublicUrl {
 				fileUrl = "http://" + replica.PublicUrl + "/" + id

weed/pb/grpc_client_server.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"fmt"
 	"google.golang.org/grpc/metadata"
-	"math/rand"
+	"math/rand/v2"
 	"net/http"
 	"strconv"
 	"strings"

weed/server/filer_server_handlers_proxy.go

@@ -3,11 +3,11 @@ package weed_server
 import (
 	"github.com/seaweedfs/seaweedfs/weed/glog"
 	"github.com/seaweedfs/seaweedfs/weed/security"
+	util_http "github.com/seaweedfs/seaweedfs/weed/util/http"
 	"github.com/seaweedfs/seaweedfs/weed/util/mem"
 	"io"
-	"math/rand"
+	"math/rand/v2"
 	"net/http"
-	util_http "github.com/seaweedfs/seaweedfs/weed/util/http"
 )
 
 func (fs *FilerServer) maybeAddVolumeJwtAuthorization(r *http.Request, fileId string, isWrite bool) {
@@ -44,7 +44,7 @@ func (fs *FilerServer) proxyToVolumeServer(w http.ResponseWriter, r *http.Reques
 		return
 	}
 
-	proxyReq, err := http.NewRequest(r.Method, urlStrings[rand.Intn(len(urlStrings))], r.Body)
+	proxyReq, err := http.NewRequest(r.Method, urlStrings[rand.IntN(len(urlStrings))], r.Body)
 	if err != nil {
 		glog.Errorf("NewRequest %s: %v", urlStrings[0], err)
 		w.WriteHeader(http.StatusInternalServerError)

weed/server/master_grpc_server_admin.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"fmt"
 	"github.com/seaweedfs/seaweedfs/weed/stats"
-	"math/rand"
+	"math/rand/v2"
 	"sync"
 	"time"
 
@@ -108,7 +108,7 @@ func (locks *AdminLocks) generateToken(lockName string, clientName string) (ts t
 	locks.Lock()
 	defer locks.Unlock()
 	lock := &AdminLock{
-		accessSecret:   rand.Int63(),
+		accessSecret:   rand.Int64(),
 		accessLockTime: time.Now(),
 		lastClient:     clientName,
 	}

weed/server/master_grpc_server_cluster.go

@@ -5,7 +5,7 @@ import (
 	"github.com/seaweedfs/seaweedfs/weed/cluster"
 	"github.com/seaweedfs/seaweedfs/weed/pb"
 	"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
-	"math/rand"
+	"math/rand/v2"
 )
 
 func (ms *MasterServer) ListClusterNodes(ctx context.Context, req *master_pb.ListClusterNodesRequest) (*master_pb.ListClusterNodesResponse, error) {
@@ -31,7 +31,7 @@ func (ms *MasterServer) GetOneFiler(filerGroup cluster.FilerGroupName) pb.Server
 	filers := ms.Cluster.ListClusterNode(filerGroup, cluster.FilerType)
 
 	if len(filers) > 0 {
-		return filers[rand.Intn(len(filers))].Address
+		return filers[rand.IntN(len(filers))].Address
 	}
 	return "localhost:8888"
 }
@@ -42,7 +42,7 @@ func limitTo(nodes []*cluster.ClusterNode, limit int32) (selected []*cluster.Clu
 	}
 	selectedSet := make(map[pb.ServerAddress]*cluster.ClusterNode)
 	for i := 0; i < int(limit)*3; i++ {
-		x := rand.Intn(len(nodes))
+		x := rand.IntN(len(nodes))
 		if _, found := selectedSet[nodes[x].Address]; found {
 			continue
 		}

weed/server/master_grpc_server_volume.go

@@ -3,7 +3,7 @@ package weed_server
 import (
 	"context"
 	"fmt"
-	"math/rand"
+	"math/rand/v2"
 	"reflect"
 	"strings"
 	"sync"

weed/server/master_server_handlers_admin.go

@@ -5,7 +5,7 @@ import (
 	"fmt"
 	"github.com/seaweedfs/seaweedfs/weed/pb"
 	"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
-	"math/rand"
+	"math/rand/v2"
 	"net/http"
 	"strconv"
 
@@ -113,7 +113,7 @@ func (ms *MasterServer) redirectHandler(w http.ResponseWriter, r *http.Request)
 	collection := r.FormValue("collection")
 	location := ms.findVolumeLocation(collection, vid)
 	if location.Error == "" {
-		loc := location.Locations[rand.Intn(len(location.Locations))]
+		loc := location.Locations[rand.IntN(len(location.Locations))]
 		url, _ := util_http.NormalizeUrl(loc.PublicUrl)
 		if r.URL.RawQuery != "" {
 			url = url + r.URL.Path + "?" + r.URL.RawQuery

weed/server/raft_hashicorp.go

@@ -5,7 +5,7 @@ package weed_server
 
 import (
 	"fmt"
-	"math/rand"
+	"math/rand/v2"
 	"os"
 	"path"
 	"path/filepath"

weed/server/raft_server.go

@@ -3,7 +3,7 @@ package weed_server
 import (
 	"encoding/json"
 	"io"
-	"math/rand"
+	"math/rand/v2"
 	"os"
 	"path"
 	"time"

weed/topology/node.go

@@ -2,7 +2,7 @@ package topology
 
 import (
 	"errors"
-	"math/rand"
+	"math/rand/v2"
 	"strings"
 	"sync"
 	"sync/atomic"
@@ -83,7 +83,7 @@ func (n *NodeImpl) PickNodesByWeight(numberOfNodes int, option *VolumeGrowOption
 	//pick nodes randomly by weights, the node picked earlier has higher final weights
 	sortedCandidates := make([]Node, 0, len(candidates))
 	for i := 0; i < len(candidates); i++ {
-		weightsInterval := rand.Int63n(totalWeights)
+		weightsInterval := rand.Int64N(totalWeights)
 		lastWeights := int64(0)
 		for k, weights := range candidatesWeights {
 			if (weightsInterval >= lastWeights) && (weightsInterval < lastWeights+weights) {

weed/topology/topology.go

@@ -4,7 +4,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"math/rand"
+	"math/rand/v2"
 	"sync"
 	"time"
 

weed/topology/topology_event_handling.go

@@ -1,7 +1,7 @@
 package topology
 
 import (
-	"math/rand"
+	"math/rand/v2"
 	"time"
 
 	"github.com/seaweedfs/seaweedfs/weed/stats"

weed/topology/volume_growth.go

@@ -4,7 +4,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
-	"math/rand"
+	"math/rand/v2"
 	"sync"
 	"time"
 
@@ -222,7 +222,7 @@ func (vg *VolumeGrowth) findEmptySlotsForOneVolume(topo *Topology, option *Volum
 		servers = append(servers, server.(*DataNode))
 	}
 	for _, rack := range otherRacks {
-		r := rand.Int63n(rack.AvailableSpaceFor(option))
+		r := rand.Int64N(rack.AvailableSpaceFor(option))
 		if server, e := rack.ReserveOneVolume(r, option); e == nil {
 			servers = append(servers, server)
 		} else {
@@ -230,7 +230,7 @@ func (vg *VolumeGrowth) findEmptySlotsForOneVolume(topo *Topology, option *Volum
 		}
 	}
 	for _, datacenter := range otherDataCenters {
-		r := rand.Int63n(datacenter.AvailableSpaceFor(option))
+		r := rand.Int64N(datacenter.AvailableSpaceFor(option))
 		if server, e := datacenter.ReserveOneVolume(r, option); e == nil {
 			servers = append(servers, server)
 		} else {

weed/topology/volume_layout.go

@@ -3,7 +3,7 @@ package topology
 import (
 	"fmt"
 	"github.com/seaweedfs/seaweedfs/weed/stats"
-	"math/rand"
+	"math/rand/v2"
 	"sync"
 	"sync/atomic"
 	"time"
@@ -296,7 +296,7 @@ func (vl *VolumeLayout) PickForWrite(count uint64, option *VolumeGrowOption) (vi
 		return 0, 0, nil, true, fmt.Errorf("%s in volume layout", noWritableVolumes)
 	}
 	if option.DataCenter == "" && option.Rack == "" && option.DataNode == "" {
-		vid := vl.writables[rand.Intn(lenWriters)]
+		vid := vl.writables[rand.IntN(lenWriters)]
 		locationList = vl.vid2location[vid]
 		if locationList == nil || len(locationList.list) == 0 {
 			return 0, 0, nil, false, fmt.Errorf("Strangely vid %s is on no machine!", vid.String())