|
| 1 | +package main |
| 2 | + |
| 3 | +import ( |
| 4 | + "fmt" |
| 5 | + "os" |
| 6 | + "time" |
| 7 | + |
| 8 | + "github.com/utmstack/UTMStack/installer/utils" |
| 9 | +) |
| 10 | + |
| 11 | +func Uninstall() error { |
| 12 | + fmt.Println("### Uninstalling UTMStack ###") |
| 13 | + |
| 14 | + fmt.Print("Checking if UTMStack is installed") |
| 15 | + isInstalled, err := utils.CheckIfServiceIsInstalled("UTMStackComponentsUpdater") |
| 16 | + if err != nil { |
| 17 | + return fmt.Errorf("error checking if service is installed: %v", err) |
| 18 | + } |
| 19 | + |
| 20 | + if !isInstalled { |
| 21 | + fmt.Println(" [NOT FOUND]") |
| 22 | + fmt.Println("UTMStack service is not installed on this system.") |
| 23 | + |
| 24 | + fmt.Print("Checking if Docker Swarm stack exists") |
| 25 | + err := utils.RunCmd("docker", "stack", "ls", "--format", "{{.Name}}") |
| 26 | + if err == nil { |
| 27 | + output, _ := utils.RunCmdWithOutput("docker", "stack", "ls", "--format", "{{.Name}}") |
| 28 | + if contains(output, "utmstack") { |
| 29 | + fmt.Println(" [FOUND]") |
| 30 | + fmt.Print("Removing UTMStack Docker Swarm stack") |
| 31 | + if err := utils.RunCmd("docker", "stack", "rm", "utmstack"); err != nil { |
| 32 | + fmt.Printf(" [ERROR]\nerror removing stack: %v\n", err) |
| 33 | + } else { |
| 34 | + fmt.Println(" [OK]") |
| 35 | + } |
| 36 | + } else { |
| 37 | + fmt.Println(" [NOT FOUND]") |
| 38 | + } |
| 39 | + } else { |
| 40 | + fmt.Println(" [NOT FOUND]") |
| 41 | + } |
| 42 | + |
| 43 | + cleanupFolders() |
| 44 | + return nil |
| 45 | + } |
| 46 | + fmt.Println(" [OK]") |
| 47 | + |
| 48 | + fmt.Print("Stopping UTMStackComponentsUpdater service") |
| 49 | + err = utils.StopService("UTMStackComponentsUpdater") |
| 50 | + if err != nil { |
| 51 | + fmt.Printf(" [ERROR]\nerror stopping service: %v\n", err) |
| 52 | + } else { |
| 53 | + fmt.Println(" [OK]") |
| 54 | + } |
| 55 | + |
| 56 | + time.Sleep(2 * time.Second) |
| 57 | + |
| 58 | + fmt.Print("Uninstalling UTMStackComponentsUpdater service") |
| 59 | + err = utils.UninstallService("UTMStackComponentsUpdater") |
| 60 | + if err != nil { |
| 61 | + return fmt.Errorf("error uninstalling service: %v", err) |
| 62 | + } |
| 63 | + fmt.Println(" [OK]") |
| 64 | + |
| 65 | + fmt.Print("Removing UTMStack Docker Swarm stack") |
| 66 | + err = utils.RunCmd("docker", "stack", "rm", "utmstack") |
| 67 | + if err != nil { |
| 68 | + fmt.Printf(" [WARNING]\nerror removing stack (stack might not exist): %v\n", err) |
| 69 | + } else { |
| 70 | + fmt.Println(" [OK]") |
| 71 | + |
| 72 | + fmt.Println("Waiting for services to be removed...") |
| 73 | + time.Sleep(30 * time.Second) |
| 74 | + |
| 75 | + fmt.Print("Cleaning up Docker system") |
| 76 | + if err := utils.RunCmd("docker", "system", "prune", "-f", "--volumes"); err != nil { |
| 77 | + fmt.Printf(" [WARNING]\nerror pruning docker system: %v\n", err) |
| 78 | + } else { |
| 79 | + fmt.Println(" [OK]") |
| 80 | + } |
| 81 | + } |
| 82 | + |
| 83 | + cleanupFolders() |
| 84 | + |
| 85 | + fmt.Println("\n### UTMStack has been uninstalled successfully ###") |
| 86 | + fmt.Println("Note: The following items were NOT removed:") |
| 87 | + fmt.Println(" - Docker installation") |
| 88 | + fmt.Println(" - System packages (nginx, vlan, etc.)") |
| 89 | + fmt.Println(" - UTMStack data directory (/utmstack)") |
| 90 | + fmt.Println("\nIf you want to completely remove all data, you can manually delete:") |
| 91 | + fmt.Println(" - /utmstack directory") |
| 92 | + fmt.Println(" - /root/utmstack.yml configuration file") |
| 93 | + |
| 94 | + return nil |
| 95 | +} |
| 96 | + |
| 97 | +func cleanupFolders() { |
| 98 | + fmt.Print("Removing /utmstack/updates folder") |
| 99 | + updatesPath := "/utmstack/updates" |
| 100 | + if _, err := os.Stat(updatesPath); err == nil { |
| 101 | + if err := os.RemoveAll(updatesPath); err != nil { |
| 102 | + fmt.Printf(" [WARNING]\nerror removing updates folder: %v\n", err) |
| 103 | + } else { |
| 104 | + fmt.Println(" [OK]") |
| 105 | + } |
| 106 | + } else { |
| 107 | + fmt.Println(" [NOT FOUND]") |
| 108 | + } |
| 109 | +} |
| 110 | + |
| 111 | +func contains(slice []string, item string) bool { |
| 112 | + for _, s := range slice { |
| 113 | + if s == item { |
| 114 | + return true |
| 115 | + } |
| 116 | + } |
| 117 | + return false |
| 118 | +} |
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