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fix: add recover to InitChainer to diplay informative message when starting a node from block 1 #2925

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merged 7 commits into from
Sep 30, 2024
Merged

fix: add recover to InitChainer to diplay informative message when starting a node from block 1 #2925

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64d9538
add recover to InitChainer
kingpinXD Sep 26, 2024
8137451
generate files
kingpinXD Sep 26, 2024
94f57ef
add docs link to error message
kingpinXD Sep 26, 2024
44c0acf
move InitChainErrorMessage to app.go
kingpinXD Sep 26, 2024
577d686
Update app/app.go
kingpinXD Sep 30, 2024
e5c63e2
use const for message
kingpinXD Sep 30, 2024
729b7d1
Merge branch 'develop' into fix-handle-panic-init-genesis
kingpinXD Sep 30, 2024
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19 changes: 19 additions & 0 deletions app/app.go
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@ import (
"io"
"net/http"
"os"
"runtime/debug"
"time"

cosmoserrors "cosmossdk.io/errors"
Expand Down Expand Up @@ -875,6 +876,24 @@ func (app *App) EndBlocker(ctx sdk.Context, req abci.RequestEndBlock) abci.Respo

// InitChainer application update at chain initialization
func (app *App) InitChainer(ctx sdk.Context, req abci.RequestInitChain) abci.ResponseInitChain {
// InitChainErrorMessage is the error message displayed when trying to sync testnet or mainnet from block 1 using the latest binary.
InitChainErrorMessage := "Unable to sync testnet or mainnet from block 1 using the latest version. " +
"Please use a snapshot to sync your node. " +
"Refer to the documentation for more information: " +
"https://www.zetachain.com/docs/nodes/start-here/syncing/"
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// The defer is used to catch panics during InitChain
// and display a more meaningful message for people trying to sync a node from block 1 using the latest binary.
// We exit the process after displaying the message as we do not need to start a node with empty state.

defer func() {
if r := recover(); r != nil {
ctx.Logger().Error("panic occurred during InitGenesis", "error", r)
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ctx.Logger().Debug("stack trace", "stack", string(debug.Stack()))
ctx.Logger().
Info(InitChainErrorMessage)
os.Exit(1)
}
}()
var genesisState GenesisState
if err := tmjson.Unmarshal(req.AppStateBytes, &genesisState); err != nil {
panic(err)
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1 change: 1 addition & 0 deletions changelog.md
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Expand Up @@ -42,6 +42,7 @@
* [2944](https://github.com/zeta-chain/node/pull/2844) - add tsspubkey to index for tss keygen voting
* [2842](https://github.com/zeta-chain/node/pull/2842) - fix: move interval assignment out of cctx loop in EVM outbound tx scheduler
* [2853](https://github.com/zeta-chain/node/pull/2853) - calling precompile through sc with sc state update
* [2925](https://github.com/zeta-chain/node/pull/2925) - add recover to init chainer to diplay informative message when starting a node from block 1

## v20.0.0

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