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avoid concurrenct use of rand.NewSource (#10543)

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Harshavardhana 2020-09-22 15:34:27 -07:00 committed by GitHub
parent 4c54ed8748
commit 0537a21b79
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3 changed files with 5 additions and 7 deletions
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4
cmd/object-api-utils.go
View File

@ -354,12 +354,10 @@ func getHostsSlice(records []dns.SrvRecord) []string {
return hosts
}
var rng = rand.New(rand.NewSource(time.Now().UTC().UnixNano()))
// returns an online host (and corresponding port) from a slice of DNS records
func getHostFromSrv(records []dns.SrvRecord) (host string) {
hosts := getHostsSlice(records)
rng := rand.New(rand.NewSource(time.Now().UTC().UnixNano()))
var d net.Dialer
var retry int
for retry < len(hosts) {

4
cmd/test-utils_test.go
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@ -1235,10 +1235,10 @@ func getTestWebRPCResponse(resp *httptest.ResponseRecorder, data interface{}) er
return nil
}
var src = rand.NewSource(UTCNow().UnixNano())
// Function to generate random string for bucket/object names.
func randString(n int) string {
src := rand.NewSource(UTCNow().UnixNano())
b := make([]byte, n)
// A rand.Int63() generates 63 random bits, enough for letterIdxMax letters!
for i, cache, remain := n-1, src.Int63(), letterIdxMax; i >= 0; {

4
pkg/s3select/select_benchmark_test.go
View File

@ -30,11 +30,11 @@ import (
humanize "github.com/dustin/go-humanize"
)
var randSrc = rand.New(rand.NewSource(time.Now().UnixNano()))
const charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
func newRandString(length int) string {
randSrc := rand.New(rand.NewSource(time.Now().UnixNano()))
b := make([]byte, length)
for i := range b {
b[i] = charset[randSrc.Intn(len(charset))]