72 lines
2.1 KiB
Go
72 lines
2.1 KiB
Go
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package baseapp
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import (
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"encoding/json"
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"io/ioutil"
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"time"
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crypto "github.com/tendermint/go-crypto"
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cmn "github.com/tendermint/tmlibs/common"
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)
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// TODO this is dup code from tendermint-core to avoid dep issues
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// should probably remove from both SDK / Tendermint and move to tmlibs
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// ^^^^^^^^^^^^^ This is my preference to avoid DEP hell
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// or sync up versioning and just reference tendermint
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// GenesisDoc defines the initial conditions for a tendermint blockchain, in particular its validator set.
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type GenesisDoc struct {
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GenesisTime time.Time `json:"genesis_time"`
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ChainID string `json:"chain_id"`
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ConsensusParams *ConsensusParams `json:"consensus_params,omitempty"`
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Validators []GenesisValidator `json:"validators"`
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AppHash cmn.HexBytes `json:"app_hash"`
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AppState json.RawMessage `json:"app_state,omitempty"`
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}
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//nolint TODO remove
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type ConsensusParams struct {
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BlockSize `json:"block_size_params"`
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TxSize `json:"tx_size_params"`
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BlockGossip `json:"block_gossip_params"`
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EvidenceParams `json:"evidence_params"`
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}
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type GenesisValidator struct {
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PubKey crypto.PubKey `json:"pub_key"`
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Power int64 `json:"power"`
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Name string `json:"name"`
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}
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type BlockSize struct {
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MaxBytes int `json:"max_bytes"` // NOTE: must not be 0 nor greater than 100MB
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MaxTxs int `json:"max_txs"`
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MaxGas int64 `json:"max_gas"`
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}
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type TxSize struct {
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MaxBytes int `json:"max_bytes"`
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MaxGas int64 `json:"max_gas"`
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}
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type BlockGossip struct {
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BlockPartSizeBytes int `json:"block_part_size_bytes"` // NOTE: must not be 0
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}
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type EvidenceParams struct {
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MaxAge int64 `json:"max_age"` // only accept new evidence more recent than this
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}
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// GenesisDocFromFile reads JSON data from a file and unmarshalls it into a GenesisDoc.
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func GenesisDocFromFile(genDocFile string) (*GenesisDoc, error) {
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if genDocFile == "" {
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var g GenesisDoc
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return &g, nil
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}
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jsonBlob, err := ioutil.ReadFile(genDocFile)
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if err != nil {
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return nil, err
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}
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genDoc := GenesisDoc{}
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err = json.Unmarshal(jsonBlob, &genDoc)
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if err != nil {
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return nil, err
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}
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return &genDoc, nil
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}
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