61 lines
937 B
Go
61 lines
937 B
Go
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package confection
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import (
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"fmt"
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"io/ioutil"
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"os"
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"path"
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)
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type (
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configFile struct {
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path string
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}
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)
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func (cf *configFile) write(b []byte) (err error) {
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var (
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fd *os.File
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n int // Bytes written successfully
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)
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if cf.isExist() {
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if err = cf.mkdirp(); err != nil {
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return
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}
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fd, err = os.Create(cf.path)
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} else {
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fd, err = os.Open(cf.path)
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}
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if err != nil {
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return
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}
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defer fd.Close()
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n, err = fd.Write(b)
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if err == nil && n != len(b) {
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return fmt.Errorf("Failed to write config file: written %d/%d bytes", n, len(b))
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}
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return
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}
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func (cf *configFile) read() ([]byte, error) {
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if cf.isExist() {
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return ioutil.ReadFile(cf.path)
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} else {
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return nil, fmt.Errorf("Config file does not exist")
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}
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}
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func (cf *configFile) isExist() bool {
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_, err := os.Stat(cf.path)
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return os.IsExist(err)
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}
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func (cf *configFile) mkdirp() error {
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dir := path.Dir(cf.path)
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return os.MkdirAll(dir, 0755)
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}
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