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dep: update tm-db to 0.4.0 (#4289)

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* dep: update tm-db to 0.4.0

- update 0.4.0 as it is a breaking change and cannot be handled by depndabot

Signed-off-by: Marko Baricevic <marbar3778@yahoo.com>

*  more work towards error handling

* error and emtpy bytes handling

* work on tests

* add changelog entry, change some error handling

* address some pr comments

* panic in a few more places

* move error higher up

* redo some error handling

* fix some bz == nil to len(bz) == 0

* change statebytes
This commit is contained in:
Marko
2020-01-13 18:45:16 +01:00
committed by GitHub
parent faf783331d
commit 6b71b928be
14 changed files with 190 additions and 123 deletions
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28
lite2/store/db/db.go
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@@ -73,13 +73,16 @@ func (s *dbs) SignedHeader(height int64) (*types.SignedHeader, error) {
panic("negative or zero height")
}
bz := s.db.Get(s.shKey(height))
if bz == nil {
bz, err := s.db.Get(s.shKey(height))
if err != nil {
panic(err)
}
if len(bz) == 0 {
return nil, nil
}
var signedHeader *types.SignedHeader
err := s.cdc.UnmarshalBinaryLengthPrefixed(bz, &signedHeader)
err = s.cdc.UnmarshalBinaryLengthPrefixed(bz, &signedHeader)
return signedHeader, err
}
@@ -89,22 +92,28 @@ func (s *dbs) ValidatorSet(height int64) (*types.ValidatorSet, error) {
panic("negative or zero height")
}
bz := s.db.Get(s.vsKey(height))
if bz == nil {
bz, err := s.db.Get(s.vsKey(height))
if err != nil {
panic(err)
}
if len(bz) == 0 {
return nil, nil
}
var valSet *types.ValidatorSet
err := s.cdc.UnmarshalBinaryLengthPrefixed(bz, &valSet)
err = s.cdc.UnmarshalBinaryLengthPrefixed(bz, &valSet)
return valSet, err
}
// LastSignedHeaderHeight returns the last SignedHeader height stored.
func (s *dbs) LastSignedHeaderHeight() (int64, error) {
itr := s.db.ReverseIterator(
itr, err := s.db.ReverseIterator(
s.shKey(1),
append(s.shKey(1<<63-1), byte(0x00)),
)
if err != nil {
panic(err)
}
defer itr.Close()
for itr.Valid() {
@@ -121,10 +130,13 @@ func (s *dbs) LastSignedHeaderHeight() (int64, error) {
// FirstSignedHeaderHeight returns the first SignedHeader height stored.
func (s *dbs) FirstSignedHeaderHeight() (int64, error) {
itr := s.db.Iterator(
itr, err := s.db.Iterator(
s.shKey(1),
append(s.shKey(1<<63-1), byte(0x00)),
)
if err != nil {
panic(err)
}
defer itr.Close()
for itr.Valid() {