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sql.go
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sql.go
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// Copyright © 2022 The Things Network Foundation, The Things Industries B.V.
//
// 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.
package ttnmage
import (
"context"
"fmt"
"io/fs"
"log"
"os"
"strings"
"github.com/magefile/mage/mg"
"github.com/magefile/mage/sh"
"go.thethings.network/lorawan-stack/v3/pkg/errors"
)
const (
sqlfmtImage = "ghcr.io/tconbeer/sqlfmt:v0.21.0"
lineLength = "120"
)
// Sql namespace
type SQL mg.Namespace
// Fmt formats all .sql files
func (SQL) Fmt(context.Context) error {
wd, err := os.Getwd()
if err != nil {
return fmt.Errorf("failed to get working directory: %w", err)
}
err = sh.Run("docker", "run",
"--rm",
"-e", "SQLFMT_LINE_LENGTH="+lineLength,
"-v", fmt.Sprintf("%s:/src", wd),
sqlfmtImage)
if err != nil {
fmt.Println("returning here")
return err
}
// Scan all files to replace '-- bun:split' with '--bun:split
err = walkDir(wd, fixBunSplit)
if err != nil {
return err
}
return nil
}
func walkDir(root string, apply func(path string, filename string) error) error {
files, err := os.ReadDir(root)
if err != nil && !errors.Is(err, fs.ErrPermission) {
return err
}
if errors.Is(err, fs.ErrPermission) {
if mg.Verbose() {
log.Printf("skipping '%s' file due to permission denied\n", root)
}
return nil
}
for _, file := range files {
if file.IsDir() {
err = walkDir(root+"/"+file.Name(), apply)
if err != nil {
return err
}
}
err = apply(root, file.Name())
if err != nil {
return err
}
}
return nil
}
func fixBunSplit(path string, filename string) error {
if !strings.HasSuffix(filename, ".sql") {
return nil
}
filePath := path + "/" + filename
file, err := os.ReadFile(filePath)
if err != nil {
return err
}
file = []byte(strings.ReplaceAll(string(file), "-- bun:split", "--bun:split"))
return os.WriteFile(filePath, file, 0o744)
}