// Validate the message, given the state. Three possible results:
// < 0 -- Message is invalid. Discard
// 0 -- Cannot tell if message is Valid
// 1 -- Message is valid
func (m *DBStateMsg) Validate(state interfaces.IState) int {
if m.DirectoryBlock == nil || m.AdminBlock == nil || m.FactoidBlock == nil || m.EntryCreditBlock == nil {
//We need the basic block types
return -1
}
if state.GetNetworkID() != m.DirectoryBlock.GetHeader().GetNetworkID() {
//Wrong network ID
return -1
}
dbheight := m.DirectoryBlock.GetHeader().GetDBHeight()
if dbheight != state.GetHighestCompletedBlock()+1 && dbheight != 0 {
//We only expect the next height
return -1
}
if m.DirectoryBlock.GetHeader().GetNetworkID() == constants.MAIN_NETWORK_ID {
key := constants.CheckPoints[dbheight]
if key != "" {
if key != m.DirectoryBlock.DatabasePrimaryIndex().String() {
//Key does not match checkpoint
return -1
}
}
}
return 1
}
func HandleV2Heights(state interfaces.IState, params interface{}) (interface{}, *primitives.JSONError) {
h := new(HeightsResponse)
h.DirectoryBlockHeight = int64(state.GetHighestCompletedBlock())
h.LeaderHeight = int64(state.GetTrueLeaderHeight())
h.EntryBlockHeight = int64(state.GetHighestCompletedBlock())
h.EntryHeight = int64(state.GetEntryDBHeightComplete())
h.MissingEntryCount = int64(state.GetMissingEntryCount())
h.EntryBlockDBHeightProcessing = int64(state.GetEntryBlockDBHeightProcessing())
h.EntryBlockDBHeightComplete = int64(state.GetEntryBlockDBHeightComplete())
return h, nil
}
func HandleV2DirectoryBlockHead(state interfaces.IState, params interface{}) (interface{}, *primitives.JSONError) {
h := new(DirectoryBlockHeadResponse)
d := state.GetDirectoryBlockByHeight(state.GetHighestCompletedBlock())
h.KeyMR = d.GetKeyMR().String()
return h, nil
}