2019-11-08 06:40:56 -08:00
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package upgrade
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import (
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"fmt"
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sdk "github.com/cosmos/cosmos-sdk/types"
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govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
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)
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// NewSoftwareUpgradeProposalHandler creates a governance handler to manage new proposal types.
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// It enables SoftwareUpgradeProposal to propose an Upgrade, and CancelSoftwareUpgradeProposal
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// to abort a previously voted upgrade.
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func NewSoftwareUpgradeProposalHandler(k Keeper) govtypes.Handler {
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return func(ctx sdk.Context, content govtypes.Content) sdk.Error {
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switch c := content.(type) {
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case SoftwareUpgradeProposal:
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return handleSoftwareUpgradeProposal(ctx, k, c)
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2019-11-29 12:17:13 -08:00
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2019-11-08 06:40:56 -08:00
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case CancelSoftwareUpgradeProposal:
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return handleCancelSoftwareUpgradeProposal(ctx, k, c)
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default:
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errMsg := fmt.Sprintf("unrecognized software upgrade proposal content type: %T", c)
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return sdk.ErrUnknownRequest(errMsg)
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}
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}
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}
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func handleSoftwareUpgradeProposal(ctx sdk.Context, k Keeper, p SoftwareUpgradeProposal) sdk.Error {
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return k.ScheduleUpgrade(ctx, p.Plan)
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}
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func handleCancelSoftwareUpgradeProposal(ctx sdk.Context, k Keeper, p CancelSoftwareUpgradeProposal) sdk.Error {
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k.ClearUpgradePlan(ctx)
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return nil
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}
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