lib/chroot/libcommand.sh

   1 #!/bin/sh -e
   2 # ==============================================================================
   3 # portsreinstall library script
   4 # Overlay onto lib/libcommand.sh for portsreinstall-chroot
   5 # - Operations of commands as well as check of command line arguments -
   6 # Copyright (C) 2018 Mamoru Sakaue, MwGhennndo, All Rights Reserved.
   7 # This software is distributed under the 2-Clause BSD License.
   8 # ==============================================================================
   9
  10 # ============= Check the necessity of opening notice =============
  11 command_all_chk_need_opening_notice ()
  12 {
  13         false
  14 }
  15
  16 # ============= Execute command operations before getting the temporary database ready =============
  17 command_all_exec_before_db_creation ()
  18 {
  19         local COMMAND_RESTART COMMAND_MODE COMMAND_OPERATION
  20         COMMAND_RESTART="$@"
  21         COMMAND_MODE=${1:-do}
  22         shift || :
  23         case $COMMAND_MODE in
  24         clean )
  25                 COMMAND_OPERATION=${1:-normal}
  26                 shift || :
  27                 _command_parse_args__chk_no_arg $#
  28                 case $COMMAND_OPERATION in
  29                 force )
  30                         database_maintain_clean_force
  31                         exit
  32                         ;;
  33                 esac
  34                 ;;
  35         esac
  36 }
  37
  38 # ============= Check and parse command line arguments =============
  39 command_all_parse_args ()
  40 {
  41         local num_args_init
  42         num_args_init=$#
  43         COMMAND_RESTART="$@"
  44         COMMAND_MODE=${1:-do}
  45         shift || :
  46         case $COMMAND_MODE in
  47         clean )
  48                 COMMAND_OPERATION=${1:-normal}
  49                 shift || :
  50                 case $COMMAND_OPERATION in
  51                 normal )
  52                         misc_chk_privilege
  53                         ;;
  54                 esac
  55                 _command_parse_args__chk_no_arg $#
  56                 ;;
  57         auto )
  58                 COMMAND_RESTART=$COMMAND_MODE
  59                 misc_chk_privilege
  60                 ;;
  61         enter )
  62                 fs_inspect_fs_privilege
  63                 if ! fs_chk_mount > /dev/null && ! ( misc_chk_privilege )
  64                 then
  65                         message_echo "ERROR: The file system of the builder chroot environment is not yet ready." >&2
  66                         exit 1
  67                 fi
  68                 _command_parse_args__chk_no_arg $#
  69                 ;;
  70         mount )
  71                 fs_inspect_fs_privilege
  72                 if fs_chk_mount > /dev/null
  73                 then
  74                         message_echo "INFO: Already mounted"
  75                         exit
  76                 fi
  77                 misc_chk_privilege
  78                 _command_parse_args__chk_no_arg $#
  79                 ;;
  80         unmount )
  81                 fs_inspect_fs_privilege
  82                 if fs_chk_unmount > /dev/null
  83                 then
  84                         message_echo "INFO: Already unmounted"
  85                         exit
  86                 fi
  87                 misc_chk_privilege
  88                 _command_parse_args__chk_no_arg $#
  89                 ;;
  90         do | sync | destroy )
  91                 misc_chk_privilege
  92                 _command_parse_args__chk_no_arg $#
  93                 ;;
  94         options )
  95                 _command_parse_args__chk_no_arg $#
  96                 ;;
  97         *)
  98                 message_echo "ERROR: Invalid command [$COMMAND_MODE]." >&2
  99                 exit 1
 100                 ;;
 101         esac
 102         COMMAND_SHIFT=$(($num_args_init - $#))
 103 }
 104
 105 # ============= Execute command operations which should be done without upgrade of tools =============
 106 command_all_exec_before_tools_upgrade ()
 107 {
 108         case $COMMAND_MODE in
 109         clean )
 110                 database_maintain_clean
 111                 [ $opt_no_opening_message = yes ] || message_echo "Done"
 112                 exit
 113                 ;;
 114         destroy )
 115                 database_maintain_destroy
 116                 [ $opt_no_opening_message = yes ] || message_echo "Done"
 117                 exit
 118                 ;;
 119         unmount )
 120                 fs_unmount
 121                 exit
 122                 ;;
 123         mount )
 124                 command_do_chroot_cleanup
 125                 fs_build_chroot
 126                 fs_mount
 127                 temp_reset_termination_messages_common
 128                 [ $opt_no_opening_message = yes ] || message_echo "Done"
 129                 exit
 130                 ;;
 131         enter )
 132                 if misc_chk_privilege
 133                 then
 134                         command_do_chroot_cleanup
 135                         fs_build_chroot
 136                         fs_mount
 137                 elif ! fs_chk_mount > /dev/null
 138                 then
 139                         message_echo "ERROR: The file system of the builder chroot environment is not ready." >&2
 140                         exit 1
 141                 fi
 142                 command_do_chroot_enter_shell
 143                 if misc_chk_privilege
 144                 then
 145                         message_echo "Exited successfully"
 146                         program_deregister_stage_complete UPGRADE_GUEST
 147                 fi
 148                 exit
 149                 ;;
 150         sync )
 151                 command_do_chroot_cleanup
 152                 fs_build_chroot
 153                 fs_mount
 154                 command_do_update_host_files
 155                 [ $opt_no_opening_message = yes ] || message_echo "Done"
 156                 exit
 157                 ;;
 158         esac
 159 }
 160
 161 # ============= Execute command operations as the main process =============
 162 command_all_exec_main ()
 163 {
 164         case $COMMAND_MODE in
 165         do | auto )
 166                 command_do_chroot_cleanup
 167                 command_do_starter_portsnap
 168                 command_do_starter_pkg
 169                 command_do_pre
 170                 command_do_starter_clean
 171                 command_do_main_init_resinst
 172                 command_do_chroot_enter_if_incomplete "$@"
 173                 command_do_post
 174                 command_do_ending_process
 175                 ;;
 176         esac
 177 }