frostfs-node/scripts/populate-metabase/internal/generate.go

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package internal
import (
"crypto/sha256"
"fmt"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/checksum"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
objecttest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/test"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
usertest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user/test"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/version"
"git.frostfs.info/TrueCloudLab/tzhash/tz"
"golang.org/x/exp/rand"
)
func GeneratePayloadPool(count uint, size uint) [][]byte {
pool := [][]byte{}
for i := uint(0); i < count; i++ {
payload := make([]byte, size)
_, _ = rand.Read(payload)
pool = append(pool, payload)
}
return pool
}
func GenerateAttributePool(count uint) []objectSDK.Attribute {
pool := []objectSDK.Attribute{}
for i := uint(0); i < count; i++ {
for j := uint(0); j < count; j++ {
attr := *objectSDK.NewAttribute()
attr.SetKey(fmt.Sprintf("key%d", i))
attr.SetValue(fmt.Sprintf("value%d", j))
pool = append(pool, attr)
}
}
return pool
}
func GenerateOwnerPool(count uint) []user.ID {
pool := []user.ID{}
for i := uint(0); i < count; i++ {
pool = append(pool, usertest.ID())
}
return pool
}
type ObjectOption func(obj *objectSDK.Object)
func GenerateObject(options ...ObjectOption) *objectSDK.Object {
var ver version.Version
ver.SetMajor(2)
ver.SetMinor(1)
payload := make([]byte, 0)
var csum checksum.Checksum
csum.SetSHA256(sha256.Sum256(payload))
var csumTZ checksum.Checksum
csumTZ.SetTillichZemor(tz.Sum(csum.Value()))
obj := objectSDK.New()
obj.SetID(oidtest.ID())
obj.SetOwnerID(usertest.ID())
obj.SetContainerID(cidtest.ID())
header := objecttest.Object().GetECHeader()
header.SetParent(oidtest.ID())
obj.SetECHeader(header)
obj.SetVersion(&ver)
obj.SetPayload(payload)
obj.SetPayloadSize(uint64(len(payload)))
obj.SetPayloadChecksum(csum)
obj.SetPayloadHomomorphicHash(csumTZ)
for _, option := range options {
option(obj)
}
return obj
}
func WithContainerID(cid cid.ID) ObjectOption {
return func(obj *objectSDK.Object) {
obj.SetContainerID(cid)
}
}
func WithType(typ objectSDK.Type) ObjectOption {
return func(obj *objectSDK.Object) {
obj.SetType(typ)
}
}
func WithPayloadFromPool(pool [][]byte) ObjectOption {
payload := pool[rand.Intn(len(pool))]
var csum checksum.Checksum
csum.SetSHA256(sha256.Sum256(payload))
var csumTZ checksum.Checksum
csumTZ.SetTillichZemor(tz.Sum(csum.Value()))
return func(obj *objectSDK.Object) {
obj.SetPayload(payload)
obj.SetPayloadSize(uint64(len(payload)))
obj.SetPayloadChecksum(csum)
obj.SetPayloadHomomorphicHash(csumTZ)
}
}
func WithAttributesFromPool(pool []objectSDK.Attribute, count uint) ObjectOption {
return func(obj *objectSDK.Object) {
attrs := []objectSDK.Attribute{}
for i := uint(0); i < count; i++ {
attrs = append(attrs, pool[rand.Intn(len(pool))])
}
obj.SetAttributes(attrs...)
}
}
func WithOwnerIDFromPool(pool []user.ID) ObjectOption {
return func(obj *objectSDK.Object) {
obj.SetOwnerID(pool[rand.Intn(len(pool))])
}
}