mirror of
https://github.com/tendermint/tendermint.git
synced 2026-02-04 11:02:06 +00:00
79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
package node
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import (
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"net"
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"github.com/tendermint/tendermint/config"
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cfg "github.com/tendermint/tendermint/config"
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"github.com/tendermint/tendermint/libs/log"
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"github.com/tendermint/tendermint/libs/service"
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rpccore "github.com/tendermint/tendermint/rpc/core"
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sm "github.com/tendermint/tendermint/state"
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"github.com/tendermint/tendermint/store"
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"github.com/tendermint/tendermint/types"
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)
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// Debug is a type useful for debugging tendermint problems.
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// Tendermint nodes will shutdown if a divergent hash is detected. Once in this
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// state, they will not start up again. Debug runs just an RPC server on the
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// tendermint data stores without running any other components. This way a user
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// can query the RPC server to diagnose the issue that caused a crash to begin with.
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type Debug struct {
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service.BaseService
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blockStore sm.BlockStore
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stateStore sm.Store
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rpcConfig *cfg.RPCConfig
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listeners []net.Listener
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}
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func NewDebugFromConfig(cfg *config.Config) (*Debug, error) {
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blockStoreDB, err := config.DefaultDBProvider(&config.DBContext{ID: _blockStoreID, Config: cfg})
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if err != nil {
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return nil, err
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}
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blockStore := store.NewBlockStore(blockStoreDB)
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stateDB, err := config.DefaultDBProvider(&config.DBContext{ID: _stateStoreID, Config: cfg})
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stateStore := sm.NewStore(stateDB)
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return NewDebug(cfg.RPC, blockStore, stateStore), nil
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}
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func NewDebug(rpcConfig *cfg.RPCConfig, blockStore sm.BlockStore, stateStore sm.Store) *Debug {
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return &Debug{
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blockStore: blockStore,
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stateStore: stateStore,
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rpcConfig: rpcConfig,
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}
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}
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func NewDefaultDebug() (*Debug, error) {
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cfg := config.Config{
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BaseConfig: config.DefaultBaseConfig(),
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RPC: config.DefaultRPCConfig(),
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}
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return NewDebugFromConfig(&cfg)
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}
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func (debug *Debug) OnStart() error {
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rpcCoreEnv := rpccore.Environment{
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StateStore: debug.stateStore,
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BlockStore: debug.blockStore,
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}
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routes := rpcCoreEnv.InfoRoutes()
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l := log.MustNewDefaultLogger(log.LogFormatPlain, log.LogLevelInfo, false)
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listeners, err := startHTTPRPCServer(debug.rpcConfig, l, routes, types.NopEventBus{})
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if err != nil {
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return err
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}
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debug.listeners = listeners
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return nil
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}
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func (debug *Debug) OnStop() {
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for _, listener := range debug.listeners {
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listener.Close()
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}
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}
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