mirror of https://github.com/qwc/backive.git
53 lines
1.5 KiB
Go
53 lines
1.5 KiB
Go
package core
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
|
|
"github.com/qwc/backive/config"
|
|
)
|
|
|
|
// Backup contains all necessary information for executing a configured backup.
|
|
type Backup struct {
|
|
Name string `mapstructure:",omitempty"`
|
|
TargetDevice string `mapstructure:"targetDevice"`
|
|
TargetDir string `mapstructure:"targetDir"`
|
|
SourceDir string `mapstructure:"sourceDir"`
|
|
ScriptPath string `mapstructure:"scriptPath"`
|
|
Frequency int `mapstructure:"frequency"`
|
|
ExeUser string `mapstructure:"user,omitempty"`
|
|
}
|
|
|
|
// Run runs the backup script with appropriate rights.
|
|
func (b Backup) Run() error {
|
|
cfg := config.Get()
|
|
if cfg.Devices[b.Name].isMounted() {
|
|
checkExistence := func(path string, name string) error {
|
|
if _, err := os.Stat(path); err != nil {
|
|
if os.IsNotExist(err) {
|
|
return fmt.Errorf("%s does not exist", name)
|
|
} else {
|
|
return fmt.Errorf("Error when checking %s: %w", name, err)
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
// Check for existence of target dir
|
|
if err := checkExistence(b.TargetDir, "target directory"); err != nil {
|
|
return err
|
|
}
|
|
// check for existence of source dir
|
|
if err := checkExistence(b.SourceDir, "source directory"); err != nil {
|
|
return err
|
|
}
|
|
// check for existence of script path
|
|
if err := checkExistence(b.ScriptPath, "script path"); err != nil {
|
|
return err
|
|
}
|
|
// setup script environment including user to use
|
|
// run script
|
|
}
|
|
// quit with error that the device is not available.
|
|
return fmt.Errorf("The device is not mounted")
|
|
}
|