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backive
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Added a possibility to have scripts with arguments

This commit is contained in:
Marcel Otte 2022-02-13 00:20:45 +01:00
parent 7cd0cee610
commit 5b092b1988
1 changed files with 34 additions and 13 deletions
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47
backup.go
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@ -13,21 +13,20 @@ import (
) )
// Mockings // Mockings
var mockExecCommand = exec.Command
var mockCmdRun = func(c *exec.Cmd) error { var mockCmdRun = func(c *exec.Cmd) error {
return c.Run() return c.Run()
} }
// Backup contains all necessary information for executing a configured backup. // Backup contains all necessary information for executing a configured backup.
type Backup struct { type Backup struct {
Name string `mapstructure:",omitempty"` Name string `mapstructure:",omitempty"`
TargetDevice string `mapstructure:"targetDevice"` TargetDevice string `mapstructure:"targetDevice"`
TargetPath string `mapstructure:"targetPath"` TargetPath string `mapstructure:"targetPath"`
SourcePath string `mapstructure:"sourcePath"` SourcePath string `mapstructure:"sourcePath"`
ScriptPath string `mapstructure:"scriptPath"` ScriptPath interface{} `mapstructure:"scriptPath"`
Frequency int `mapstructure:"frequency"` Frequency int `mapstructure:"frequency"`
ExeUser string `mapstructure:"user,omitempty"` ExeUser string `mapstructure:"user,omitempty"`
Label string `mapstructure:"label,omitempty"` Label string `mapstructure:"label,omitempty"`
logger *log.Logger logger *log.Logger
} }
@ -81,7 +80,7 @@ func (b *Backup) PrepareRun() error {
} }
writer := io.MultiWriter(logfile) writer := io.MultiWriter(logfile)
b.logger = log.New(writer, b.Name, log.LstdFlags) b.logger = log.New(writer, b.Name, log.LstdFlags)
cmd := mockExecCommand("chown", "-R", b.ExeUser, backupPath) cmd := exec.Command("chown", "-R", b.ExeUser, backupPath)
err = mockCmdRun(cmd) err = mockCmdRun(cmd)
if err != nil { if err != nil {
b.logger.Printf("chown for backup directory failed: %s", err) b.logger.Printf("chown for backup directory failed: %s", err)
@ -102,15 +101,37 @@ func (b *Backup) Run() error {
return fmt.Errorf("device %s not found", b.TargetDevice) return fmt.Errorf("device %s not found", b.TargetDevice)
} }
if ok && dev.IsMounted() { if ok && dev.IsMounted() {
if !strings.ContainsAny(b.ScriptPath, "/") || strings.HasPrefix(b.ScriptPath, ".") { var scriptWArgs []string
switch slice := b.ScriptPath.(type) {
case []interface{}:
for _, v := range slice {
scriptWArgs = append(scriptWArgs, v.(string))
}
case []string:
for _, v := range slice {
scriptWArgs = append(scriptWArgs, v)
}
case string:
scriptWArgs = append(scriptWArgs, slice)
default:
log.Print("Fuck, the var is nothing we predicted...")
}
if !strings.ContainsAny(scriptWArgs[0], "/") || strings.HasPrefix(scriptWArgs[0], ".") {
//The scriptPath is a relative path, from the place of the config, so use the config as base //The scriptPath is a relative path, from the place of the config, so use the config as base
log.Printf("ERROR: Script path is relative, aborting.") log.Printf("ERROR: Script path is relative, aborting.")
return fmt.Errorf("script path is relative, aborting") return fmt.Errorf("script path is relative, aborting")
} }
cmd := mockExecCommand("/usr/bin/sh", b.ScriptPath) var cmd *exec.Cmd
var args []string
if b.ExeUser != "" { if b.ExeUser != "" {
// setup script environment including user to use // setup script environment including user to use
cmd = mockExecCommand("sudo", "-E", "-u", b.ExeUser, "/usr/bin/sh", b.ScriptPath) args = []string{"-E", "-u", b.ExeUser, "/usr/bin/sh"}
args = append(args, scriptWArgs...)
cmd = exec.Command("sudo", args...)
} else {
args = []string{}
args = append(args, scriptWArgs...)
cmd = exec.Command("/usr/bin/sh", args...)
} }
b.logger.Printf("Running backup script of '%s'", b.Name) b.logger.Printf("Running backup script of '%s'", b.Name)
b.logger.Printf("Script is: %s", b.ScriptPath) b.logger.Printf("Script is: %s", b.ScriptPath)