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Merge pull request #129 from bstasyszyn/126
feat: Validate Sidetree configuration
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| /* | ||
| Copyright SecureKey Technologies Inc. All Rights Reserved. | ||
| SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
||
| package config | ||
|
|
||
| import ( | ||
| "github.com/pkg/errors" | ||
| "github.com/trustbloc/fabric-peer-ext/pkg/config/ledgerconfig/config" | ||
| ) | ||
|
|
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| // sidetreePeerValidator validates the SidetreePeer configuration | ||
| type sidetreePeerValidator struct { | ||
| } | ||
|
|
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| func (v *sidetreePeerValidator) Validate(kv *config.KeyValue) error { | ||
| if kv.AppName != SidetreePeerAppName { | ||
| return nil | ||
| } | ||
|
|
||
| logger.Debugf("Validating config %s", kv) | ||
|
|
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| if kv.ComponentName != "" { | ||
| return errors.Errorf("unexpected component [%s] for %s", kv.ComponentName, kv.Key) | ||
| } | ||
|
|
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| if kv.PeerID == "" { | ||
| return errors.Errorf("field PeerID required for %s", kv.Key) | ||
| } | ||
|
|
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| if kv.AppVersion != SidetreePeerAppVersion { | ||
| return errors.Errorf("unsupported application version [%s] for %s", kv.AppVersion, kv.Key) | ||
| } | ||
|
|
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| var sidetreeCfg SidetreePeer | ||
| if err := unmarshal(kv.Value, &sidetreeCfg); err != nil { | ||
| return errors.WithMessagef(err, "invalid config %s", kv.Key) | ||
| } | ||
|
|
||
| if sidetreeCfg.Monitor.Period == 0 { | ||
| logger.Infof("The Sidetree monitor period is set to 0 and therefore will be disabled for peer [%s].", kv.PeerID) | ||
| } | ||
|
|
||
| for _, ns := range sidetreeCfg.Namespaces { | ||
| if err := v.validateNamespace(kv, ns); err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
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| return nil | ||
| } | ||
|
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| func (v *sidetreePeerValidator) validateNamespace(kv *config.KeyValue, ns Namespace) error { | ||
| if ns.Namespace == "" { | ||
| return errors.Errorf("field 'Namespace' is required for %s", kv.Key) | ||
| } | ||
|
|
||
| if ns.BasePath == "" { | ||
| return errors.Errorf("field 'BasePath' is required for %s", kv.Key) | ||
| } | ||
|
|
||
| if ns.BasePath[0:1] != "/" { | ||
| return errors.Errorf("field 'BasePath' must begin with '/' for %s", kv.Key) | ||
| } | ||
|
|
||
| return nil | ||
| } |
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