forked from TrueCloudLab/frostfs-contract
[#88] container: Migrate container and eACL structures
In v0.8.0: - containers were stored as stable marshaled binary, In v0.9.0: - containers are stored the same way as eACL, - eACL structure has new `token []byte field`. Signed-off-by: Alex Vanin <alexey@nspcc.ru>
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6daaa0c6d2
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79b4f2cc64
1 changed files with 31 additions and 2 deletions
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@ -64,7 +64,10 @@ var (
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)
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func _deploy(data interface{}, isUpdate bool) {
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ctx := storage.GetContext()
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if isUpdate {
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migrateContainerAndEACLStructures(ctx) // from v0.8.0 to v0.9.0
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return
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}
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@ -75,8 +78,6 @@ func _deploy(data interface{}, isUpdate bool) {
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addrBalance := args[3].(interop.Hash160)
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addrID := args[4].(interop.Hash160)
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ctx := storage.GetContext()
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if !common.HasUpdateAccess(ctx) {
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panic("only owner can reinitialize contract")
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}
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@ -100,6 +101,34 @@ func _deploy(data interface{}, isUpdate bool) {
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runtime.Log("container contract initialized")
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}
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func migrateContainerAndEACLStructures(ctx storage.Context) {
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eACLKeyLength := containerIDSize + len(eACLPrefix)
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it := storage.Find(ctx, []byte{}, storage.None)
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for iterator.Next(it) {
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pair := iterator.Value(it).([]interface{})
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key := pair[0].([]byte)
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switch len(key) {
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case containerIDSize: // migrate containers
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val := pair[1].([]byte)
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newContainer := Container{value: val}
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common.SetSerialized(ctx, key, newContainer)
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case eACLKeyLength: // migrate eACLs
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val := pair[1].([]byte)
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eacl := std.Deserialize(val).(ExtendedACL)
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newEACL := ExtendedACL{
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value: eacl.value,
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sig: eacl.sig,
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pub: eacl.pub,
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}
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common.SetSerialized(ctx, key, newEACL)
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}
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}
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}
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func Migrate(script []byte, manifest []byte, data interface{}) bool {
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ctx := storage.GetReadOnlyContext()
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