From d4865a5393edbe86b53ecc7171ff88994fcb4db2 Mon Sep 17 00:00:00 2001
From: "mergify[bot]" <37929162+mergify[bot]@users.noreply.github.com>
Date: Fri, 20 Jan 2023 11:00:37 -0800
Subject: [PATCH] feat: register rc4 upgrade (#1729) (#1731)

## Description

Registers the rc4 upgrade handler for the canon-2 testnet upgrade.

---

### Author Checklist

_All items are required. Please add a note to the item if the item is not applicable and
please add links to any relevant follow up issues._

I have...

- [ ] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] added `!` to the type prefix if API or client breaking change
- [ ] added appropriate labels to the PR
- [ ] targeted the correct branch (see [PR Targeting](https://github.com/umee-network/umee/blob/main/CONTRIBUTING.md#pr-targeting))
- [ ] provided a link to the relevant issue or specification
- [ ] added a changelog entry to `CHANGELOG.md`
- [ ] included comments for [documenting Go code](https://blog.golang.org/godoc)
- [ ] updated the relevant documentation or specification
- [ ] reviewed "Files changed" and left comments if necessary
- [ ] confirmed all CI checks have passed

### Reviewers Checklist

_All items are required. Please add a note if the item is not applicable and please add
your handle next to the items reviewed if you only reviewed selected items._

I have...

- [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] confirmed all author checklist items have been addressed
- [ ] reviewed state machine logic
- [ ] reviewed API design and naming
- [ ] reviewed documentation is accurate
- [ ] reviewed tests and test coverage
- [ ] manually tested (if applicable)

(cherry picked from commit 0627615d6fb74fcd7d1bf45945f0db1f15e5043c)

Co-authored-by: Adam Wozniak <29418299+adamewozniak@users.noreply.github.com>
---
 app/upgrades.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/app/upgrades.go b/app/upgrades.go
index 3ded2a960a..398b317482 100644
--- a/app/upgrades.go
+++ b/app/upgrades.go
@@ -33,6 +33,18 @@ func (app UmeeApp) RegisterUpgradeHandlers(bool) {
 	app.registerUpgrade3_2to3_3(upgradeInfo)
 	app.registerUpgrade3_3to4_0(upgradeInfo)
 	app.registerUpgrade4_0to4_0rc3(upgradeInfo)
+	app.registerUpgrade4_0rc3to4_0rc4(upgradeInfo)
+}
+
+// performs upgrade from v4.0-rc3 -> v4.0-rc4
+func (app UmeeApp) registerUpgrade4_0rc3to4_0rc4(_ upgradetypes.Plan) {
+	const planName = "v4.0-rc4"
+	app.UpgradeKeeper.SetUpgradeHandler(
+		planName,
+		func(ctx sdk.Context, plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
+			ctx.Logger().Info("Upgrade handler execution", "name", planName)
+			return fromVM, nil
+		})
 }
 
 // performs upgrade from v4.0-rc2 (or rc1) -> v4.0-rc3