remove deprecated math/rand.Seed calls

see https://pkg.go.dev/math/rand#Seed

apier/v1/stats_it_test.go

@@ -86,10 +86,6 @@ var (
 	}
 )
 
-func init() {
-	rand.Seed(time.Now().UnixNano()) // used in benchmarks
-}
-
 // Test start here
 func TestSTSV1IT(t *testing.T) {
 	switch *utils.DBType {

engine/resources.go

@@ -30,10 +30,6 @@ import (
 	"github.com/cgrates/cgrates/utils"
 )
 
-func init() {
-	rand.Seed(time.Now().UnixNano())
-}
-
 // ResourceProfile represents the user configuration for the resource
 type ResourceProfile struct {
 	Tenant             string

engine/sharedgroup.go

@@ -180,7 +180,6 @@ func (rbcs *RandomBalancesSorter) Sort() {
 	src := *rbcs
 	// randomize balance chain
 	dest := make([]*Balance, len(src))
-	rand.Seed(time.Now().UnixNano())
 	perm := rand.Perm(len(src))
 	for i, v := range perm {
 		dest[v] = src[i]

sessions/libsessions.go

@@ -76,7 +76,6 @@ func getSessionTTL(ev *engine.MapEvent, cfgSessionTTL time.Duration,
 	}
 	sessionTTLMaxDelay = maxDelay.Nanoseconds() / 1000000 // Milliseconds precision for randomness
 	if sessionTTLMaxDelay != 0 {
-		rand.Seed(time.Now().Unix())
 		ttl += time.Duration(rand.Int63n(sessionTTLMaxDelay) * 1000000)
 	}
 	return

sessions/sessions.go

@@ -247,7 +247,6 @@ func (sS *SessionS) setSTerminator(s *Session) {
 		}
 	}
 	if maxDelay != 0 {
-		rand.Seed(time.Now().Unix())
 		ttl += time.Duration(
 			rand.Int63n(maxDelay.Nanoseconds()/time.Millisecond.Nanoseconds()) * time.Millisecond.Nanoseconds())
 	}

utils/coreutils.go

@@ -64,7 +64,6 @@ var (
 
 func init() {
 	startCGRateSTime = time.Now()
-	math_rand.Seed(startCGRateSTime.UnixNano())
 }
 
 // GetStartTime return the Start time of engine (in UNIX format)