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package cache |
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import ( |
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"context" |
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"errors" |
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"fmt" |
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"reflect" |
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"github.com/Permify/permify/internal/storage" |
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"github.com/Permify/permify/pkg/cache" |
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"github.com/Permify/permify/pkg/database" |
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base "github.com/Permify/permify/pkg/pb/base/v1" |
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) |
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// SchemaReader - Add cache behaviour to schema reader |
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type SchemaReader struct { |
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delegate storage.SchemaReader |
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cache cache.Cache |
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} |
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// NewSchemaReader new instance of SchemaReader |
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func NewSchemaReader(delegate storage.SchemaReader, cache cache.Cache) *SchemaReader { |
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return &SchemaReader{ |
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delegate: delegate, |
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cache: cache, |
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} |
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} |
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// ReadSchema returns the schema definition for a specific tenant and version as a structured object. |
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func (r *SchemaReader) ReadSchema(ctx context.Context, tenantID, version string) (schema *base.SchemaDefinition, err error) { |
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return r.delegate.ReadSchema(ctx, tenantID, version) |
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} |
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// ReadSchemaString returns the schema definition for a specific tenant and version as a string. |
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func (r *SchemaReader) ReadSchemaString(ctx context.Context, tenantID, version string) (definitions []string, err error) { |
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return r.delegate.ReadSchemaString(ctx, tenantID, version) |
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} |
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// ReadEntityDefinition - Read entity definition from the repository |
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func (r *SchemaReader) ReadEntityDefinition(ctx context.Context, tenantID, entityName, version string) (definition *base.EntityDefinition, v string, err error) { |
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var s interface{} |
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found := false |
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if version != "" { |
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s, found = r.cache.Get(fmt.Sprintf("%s|%s|%s", tenantID, entityName, version)) |
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} |
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if !found { |
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definition, version, err = r.delegate.ReadEntityDefinition(ctx, tenantID, entityName, version) |
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if err != nil { |
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return nil, "", err |
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} |
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size := reflect.TypeOf(definition).Size() |
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r.cache.Set(fmt.Sprintf("%s|%s|%s", tenantID, entityName, version), definition, int64(size)) |
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return definition, version, nil |
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} |
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def, ok := s.(*base.EntityDefinition) |
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if !ok { |
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return nil, "", errors.New(base.ErrorCode_ERROR_CODE_SCAN.String()) |
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} |
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return def, "", err |
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} |
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// ReadRuleDefinition - Read rule definition from the repository |
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func (r *SchemaReader) ReadRuleDefinition(ctx context.Context, tenantID, ruleName, version string) (definition *base.RuleDefinition, v string, err error) { |
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var s interface{} |
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found := false |
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if version != "" { |
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s, found = r.cache.Get(fmt.Sprintf("%s|%s|%s", tenantID, ruleName, version)) |
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} |
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if !found { |
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definition, version, err = r.delegate.ReadRuleDefinition(ctx, tenantID, ruleName, version) |
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if err != nil { |
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return nil, "", err |
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} |
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size := reflect.TypeOf(definition).Size() |
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r.cache.Set(fmt.Sprintf("%s|%s|%s", tenantID, ruleName, version), definition, int64(size)) |
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return definition, version, nil |
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} |
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def, ok := s.(*base.RuleDefinition) |
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if !ok { |
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return nil, "", errors.New(base.ErrorCode_ERROR_CODE_SCAN.String()) |
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} |
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return def, "", err |
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} |
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// HeadVersion - Finds the latest version of the schema. |
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func (r *SchemaReader) HeadVersion(ctx context.Context, tenantID string) (version string, err error) { |
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return r.delegate.HeadVersion(ctx, tenantID) |
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} |
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// ListSchemas - List all Schemas |
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func (r *SchemaReader) ListSchemas(ctx context.Context, tenantID string, pagination database.Pagination) (schemas []*base.SchemaList, ct database.EncodedContinuousToken, err error) { |
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schemas, ct, err = r.delegate.ListSchemas(ctx, tenantID, pagination) |
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if err != nil { |
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return nil, nil, err |
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} |
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return schemas, ct, nil |
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} |
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Permify /
permify
