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106 lines
2.9 KiB
106 lines
2.9 KiB
package identitychain
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import (
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"fmt"
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"net"
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"os"
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"sync"
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"github.com/simple-rules/harmony-benchmark/log"
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"github.com/simple-rules/harmony-benchmark/p2p"
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"github.com/simple-rules/harmony-benchmark/waitnode"
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)
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var mutex sync.Mutex
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var IdentityPerBlock = 100000
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// IdentityChain (Blockchain) keeps Identities per epoch, currently centralized!
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type IdentityChain struct {
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Identities []*IdentityBlock
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PendingIdentities []*waitnode.WaitNode
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log log.Logger
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Peer p2p.Peer
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}
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//IdentityChainHandler handles registration of new Identities
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func (IDC *IdentityChain) IdentityChainHandler(conn net.Conn) {
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// Read p2p message payload
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content, err := p2p.ReadMessageContent(conn)
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if err != nil {
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IDC.log.Error("Read p2p data failed")
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return
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}
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fmt.Printf("content is %b", content)
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// msgCategory, err := proto.GetMessageCategory(content)
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// if err != nil {
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// IDC.log.Error("Read node type failed", "err", err, "node", node)
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// return
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// }
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// msgType, err := proto.GetMessageType(content)
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// if err != nil {
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// IDC.log.Error("Read action type failed", "err", err, "node", node)
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// return
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// }
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// msgPayload, err := proto.GetMessagePayload(content)
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// if err != nil {
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// IDC.log.Error("Read message payload failed", "err", err, "node", node)
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// return
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// }
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// NewWaitNode := *waitnode.DeserializeWaitNode(msgPayload)
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// IDC.PendingIdentities = append(IDC.PendingIdentities, NewWaitNode)
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}
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// GetLatestBlock gests the latest block at the end of the chain
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func (IDC *IdentityChain) GetLatestBlock() *IdentityBlock {
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if len(IDC.Identities) == 0 {
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return nil
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}
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return IDC.Identities[len(IDC.Identities)-1]
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}
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//UpdateIdentityChain is to create the Blocks to be added to the chain
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func (IDC *IdentityChain) UpdateIdentityChain() {
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//If there are no more Identities registring the blockchain is dead
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if len(IDC.PendingIdentities) == 0 {
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// This is abd, because previous block might not be alive
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return
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}
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if len(IDC.Identities) == 0 {
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block := NewGenesisBlock()
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IDC.Identities = append(IDC.Identities, block)
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} else {
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prevBlock := IDC.GetLatestBlock()
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prevBlockHash := prevBlock.CalculateBlockHash()
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NewIdentities := IDC.PendingIdentities[:IdentityPerBlock]
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IDC.PendingIdentities = IDC.PendingIdentities[IdentityPerBlock:]
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//All other blocks are dropped.
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IDBlock := NewBlock(NewIdentities, prevBlockHash)
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IDC.Identities = append(IDC.Identities, IDBlock)
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}
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}
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func (IDC *IdentityChain) listenOnPort() {
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listen, err := net.Listen("tcp4", IDC.Peer.Ip+":"+IDC.Peer.Port)
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defer listen.Close()
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if err != nil {
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IDC.log.Crit("Socket listen port failed", "port", IDC.Peer.Port, "err", err)
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os.Exit(1)
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}
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for {
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conn, err := listen.Accept()
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if err != nil {
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IDC.log.Crit("Error listening on port. Exiting.", "port", IDC.Peer.Port)
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continue
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}
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go IDC.IdentityChainHandler(conn)
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}
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}
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func main() {
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fmt.Print("Hi")
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}
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