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fix: proper error when parsing telemetry configuration (backport #12981) #12998

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merged 2 commits into from
Aug 23, 2022
Merged

fix: proper error when parsing telemetry configuration (backport #12981) #12998

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4ea970e
fix: proper error when parsing telemetry configuration (#12981)
liorbond Aug 23, 2022
8e7b74d
add changelog
julienrbrt Aug 23, 2022
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1 change: 1 addition & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,7 @@ Ref: https://keepachangelog.com/en/1.0.0/

### Improvements

* [#12981](https://github.com/cosmos/cosmos-sdk/pull/12981) Return proper error when parsing telemetry configuration.
* [#12969](https://github.com/cosmos/cosmos-sdk/pull/12969) Bump Tendermint to `v0.34.21` and IAVL to `v0.19.1`.
* [#12886](https://github.com/cosmos/cosmos-sdk/pull/12886) Amortize cost of processing cache KV store.
* (events) [#12850](https://github.com/cosmos/cosmos-sdk/pull/12850) Add a new `fee_payer` attribute to the `tx` event that is emitted from the `DeductFeeDecorator` AnteHandler decorator.
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17 changes: 12 additions & 5 deletions server/config/config.go
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Expand Up @@ -287,11 +287,18 @@ func DefaultConfig() *Config {
}

// GetConfig returns a fully parsed Config object.
func GetConfig(v *viper.Viper) Config {
globalLabelsRaw := v.Get("telemetry.global-labels").([]interface{})
func GetConfig(v *viper.Viper) (Config, error) {
globalLabelsRaw, ok := v.Get("telemetry.global-labels").([]interface{})
if !ok {
return Config{}, fmt.Errorf("failed to parse global-labels config")
}

globalLabels := make([][]string, 0, len(globalLabelsRaw))
for _, glr := range globalLabelsRaw {
labelsRaw := glr.([]interface{})
for idx, glr := range globalLabelsRaw {
labelsRaw, ok := glr.([]interface{})
if !ok {
return Config{}, fmt.Errorf("failed to parse global label number %d from config", idx)
}
if len(labelsRaw) == 2 {
globalLabels = append(globalLabels, []string{labelsRaw[0].(string), labelsRaw[1].(string)})
}
Expand Down Expand Up @@ -356,7 +363,7 @@ func GetConfig(v *viper.Viper) Config {
SnapshotInterval: v.GetUint64("state-sync.snapshot-interval"),
SnapshotKeepRecent: v.GetUint32("state-sync.snapshot-keep-recent"),
},
}
}, nil
}

// ValidateBasic returns an error if min-gas-prices field is empty in BaseConfig. Otherwise, it returns nil.
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14 changes: 12 additions & 2 deletions server/start.go
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Expand Up @@ -209,7 +209,13 @@ func startStandAlone(ctx *Context, appCreator types.AppCreator) error {
}

app := appCreator(ctx.Logger, db, traceWriter, ctx.Viper)
_, err = startTelemetry(serverconfig.GetConfig(ctx.Viper))

config, err := serverconfig.GetConfig(ctx.Viper)
if err != nil {
return err
}

_, err = startTelemetry(config)
if err != nil {
return err
}
Expand Down Expand Up @@ -272,7 +278,11 @@ func startInProcess(ctx *Context, clientCtx client.Context, appCreator types.App
return err
}

config := serverconfig.GetConfig(ctx.Viper)
config, err := serverconfig.GetConfig(ctx.Viper)
if err != nil {
return err
}

if err := config.ValidateBasic(); err != nil {
return err
}
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