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utils.go
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/
utils.go
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/*
* Copyright 2018- The Pixie Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
*/
package controllers
import (
"database/sql/driver"
"encoding/json"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
// Configurations type to use in sqlx for the map of configurations.
type Configurations map[string]string
// Value Returns a golang database/sql driver value for Configurations.
func (p Configurations) Value() (driver.Value, error) {
res, err := json.Marshal(p)
if err != nil {
return res, err
}
return driver.Value(res), err
}
// Scan Scans the sqlx database type ([]bytes) into the Configurations type.
func (p *Configurations) Scan(src interface{}) error {
switch jsonText := src.(type) {
case []byte:
err := json.Unmarshal(jsonText, p)
if err != nil {
return status.Error(codes.Internal, "could not unmarshal configurations")
}
default:
return status.Error(codes.Internal, "could not unmarshal configurations")
}
return nil
}
// PresetScripts represents an array of PresetScripts.
type PresetScripts []*PresetScript
// PresetScript type to use in sqlx for preset scripts.
type PresetScript struct {
Name string `json:"name"`
Description string `json:"description"`
DefaultFrequencyS int64 `json:"default_frequency_s" yaml:"defaultFrequencyS"`
Script string `json:"script"`
DefaultDisabled bool `json:"default_disabled" yaml:"defaultDisabled"`
}
// Value Returns a golang database/sql driver value for PresetScripts.
func (p PresetScripts) Value() (driver.Value, error) {
return json.Marshal(p)
}
// Scan Scans the sqlx database type ([]bytes) into the PresetScripts type.
func (p *PresetScripts) Scan(src interface{}) error {
var data []byte
switch v := src.(type) {
case string:
data = []byte(v)
case []byte:
data = v
default:
return nil
}
return json.Unmarshal(data, p)
}