script-user-add 1.8 KB

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  1. #!/usr/bin/env bash
  2. # Add a user to the Hartman Lab server
  3. # Copyright 2021-2025 Bryan C. Roessler
  4. # Licensed under the Apache License, Version 2.0
  5. p="${BASH_SOURCE[0]%/*}"; [[ -r $p/script-functions ]] && . "$p"/script-functions || exit 1
  6. echo "Usage: sudo $0 [username]"
  7. is_root
  8. case $# in
  9. 0) user=$(prompt user) ;;
  10. 1) user="$1" ;;
  11. *) echo "Too many arguments provided"; exit 1 ;;
  12. esac
  13. useradd_cmd=(useradd -m -U)
  14. if id -u "$user" &>/dev/null; then
  15. ask_ok "User $user exists. Run script-user-remove first?" || exit $?
  16. script-user-remove "$user" || exit $?
  17. fi
  18. # Generate random temporary password to provide to user
  19. password=$(tr -dc 'A-HJ-NP-Za-km-z2-9' </dev/urandom | head -c12)
  20. ask_ok "Create user $user with password $password?" || exit $?
  21. restore=0
  22. if [[ -d /mnt/array/home-retired/$user ]]; then
  23. ask_ok "Restore user $user's files from /mnt/array/home-retired/$user?" && restore=1
  24. fi
  25. groups=()
  26. samba=0
  27. if ask_ok "Enable shared file access for user $user?"; then
  28. groups+=("smbgrp")
  29. samba=1
  30. fi
  31. ask_ok "Make $user an admin?" && groups+=("wheel")
  32. if (( ${#groups[@]} )); then
  33. useradd_cmd+=("-G" "$(IFS=,; echo "${groups[*]}")")
  34. fi
  35. useradd_cmd+=("$user")
  36. "${useradd_cmd[@]}"
  37. echo "$user:$password" | chpasswd
  38. if ((restore)); then
  39. if rsync -av --progress=info2 "/mnt/array/home-retired/$user/" "/home/$user/"; then
  40. ask_ok "User $user's files successfully restored, remove backup at /mnt/array/home-retired/$user?" && \
  41. rm -rf "/mnt/array/home-retired/$user"
  42. fi
  43. fi
  44. if ((samba)); then
  45. (echo "$password"; echo "$password") | smbpasswd -a -s "$user"
  46. fi
  47. ask_ok "Prompt user to reset password on next login?" &&
  48. passwd --expire "$user" &&
  49. echo "NOTE: The file sharing (smbpasswd) will not be changed"
  50. # Copy manual to user desktop
  51. desktop="/home/$user/Desktop"
  52. mkdir -p "$desktop"
  53. exit 0