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feat!: return errors in module manager ABCI methods #14847

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merged 11 commits into from
Jan 31, 2023

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@facundomedica facundomedica commented Jan 30, 2023

Description

Closes: #14836


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var err error
res, err = app.beginBlocker(app.deliverState.ctx, req)
if err != nil {
panic(err)

Check warning

Code scanning / CodeQL

Panic in BeginBock or EndBlock consensus methods

Possible panics in BeginBock- or EndBlock-related consensus methods could cause a chain halt
var err error
res, err = app.endBlocker(app.deliverState.ctx, req)
if err != nil {
panic(err)

Check warning

Code scanning / CodeQL

Panic in BeginBock or EndBlock consensus methods

Possible panics in BeginBock- or EndBlock-related consensus methods could cause a chain halt
@@ -656,7 +669,7 @@
// only one module will update the validator set
if len(moduleValUpdates) > 0 {
if len(validatorUpdates) > 0 {
panic("validator EndBlock updates already set by a previous module")
return abci.ResponseEndBlock{}, errors.New("validator EndBlock updates already set by a previous module")

Check warning

Code scanning / CodeQL

Panic in BeginBock or EndBlock consensus methods

Possible panics in BeginBock- or EndBlock-related consensus methods could cause a chain halt
@facundomedica facundomedica changed the title feat: return errors in module manager ABCI methods feat!: return errors in module manager ABCI methods Jan 31, 2023
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Not sure how helpful this is given that it's moving the panics to baseapp

@facundomedica facundomedica marked this pull request as ready for review January 31, 2023 13:59
@facundomedica facundomedica requested a review from a team as a code owner January 31, 2023 13:59
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@tac0turtle tac0turtle left a comment

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need some changelog, but unfortunate we have to panic elsewhere here. Nothing we can do, but at least if we get the panics in one place it will be cleaner

@@ -559,12 +560,12 @@ func (app *SimApp) setPostHandler() {
func (app *SimApp) Name() string { return app.BaseApp.Name() }

// BeginBlocker application updates every begin block
func (app *SimApp) BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock) abci.ResponseBeginBlock {
func (app *SimApp) BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock) (abci.ResponseBeginBlock, error) {
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need a changelog and upgrade entry for this

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@julienrbrt julienrbrt left a comment

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lgtm.

tiny nit: update the code example here

func (app *myApp) BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock) abci.ResponseBeginBlock {

@facundomedica facundomedica enabled auto-merge (squash) January 31, 2023 19:02
@facundomedica facundomedica merged commit deeb4bd into main Jan 31, 2023
@facundomedica facundomedica deleted the facu/refactor-modulemanager-methods branch January 31, 2023 19:17
tsenart pushed a commit to meka-dev/cosmos-sdk that referenced this pull request Apr 12, 2023
larry0x pushed a commit to larry0x/cosmos-sdk that referenced this pull request May 22, 2023
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Manager methods should return errors instead of panicking
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