automount.c

   1 /*-*- Mode: C; c-basic-offset: 8 -*-*/
   2
   3 #include <errno.h>
   4
   5 #include "unit.h"
   6 #include "automount.h"
   7 #include "load-fragment.h"
   8 #include "load-dropin.h"
   9
  10 static int automount_init(Unit *u) {
  11         int r;
  12         Automount *a = AUTOMOUNT(u);
  13
  14         assert(a);
  15
  16         exec_context_init(&a->exec_context);
  17
  18         /* Load a .automount file */
  19         if ((r = unit_load_fragment(u)) < 0)
  20                 return r;
  21
  22         /* Load drop-in directory data */
  23         if ((r = unit_load_dropin(u)) < 0)
  24                 return r;
  25
  26         return 0;
  27 }
  28
  29 static void automount_done(Unit *u) {
  30         Automount *d = AUTOMOUNT(u);
  31
  32         assert(d);
  33         free(d->path);
  34 }
  35
  36 static void automount_dump(Unit *u, FILE *f, const char *prefix) {
  37
  38         static const char* const state_table[_AUTOMOUNT_STATE_MAX] = {
  39                 [AUTOMOUNT_DEAD] = "dead",
  40                 [AUTOMOUNT_START_PRE] = "start-pre",
  41                 [AUTOMOUNT_START_POST] = "start-post",
  42                 [AUTOMOUNT_WAITING] = "waiting",
  43                 [AUTOMOUNT_RUNNING] = "running",
  44                 [AUTOMOUNT_STOP_PRE] = "stop-pre",
  45                 [AUTOMOUNT_STOP_POST] = "stop-post",
  46                 [AUTOMOUNT_MAINTAINANCE] = "maintainance"
  47         };
  48
  49         static const char* const command_table[_AUTOMOUNT_EXEC_MAX] = {
  50                 [AUTOMOUNT_EXEC_START_PRE] = "StartPre",
  51                 [AUTOMOUNT_EXEC_START_POST] = "StartPost",
  52                 [AUTOMOUNT_EXEC_STOP_PRE] = "StopPre",
  53                 [AUTOMOUNT_EXEC_STOP_POST] = "StopPost"
  54         };
  55
  56         AutomountExecCommand c;
  57         Automount *s = AUTOMOUNT(u);
  58
  59         assert(s);
  60
  61         fprintf(f,
  62                 "%sAutomount State: %s\n"
  63                 "%sPath: %s\n",
  64                 prefix, state_table[s->state],
  65                 prefix, s->path);
  66
  67         exec_context_dump(&s->exec_context, f, prefix);
  68
  69         for (c = 0; c < _AUTOMOUNT_EXEC_MAX; c++) {
  70                 ExecCommand *i;
  71
  72                 LIST_FOREACH(command, i, s->exec_command[c])
  73                         fprintf(f, "%s%s: %s\n", prefix, command_table[c], i->path);
  74         }
  75 }
  76
  77 static UnitActiveState automount_active_state(Unit *u) {
  78
  79         static const UnitActiveState table[_AUTOMOUNT_STATE_MAX] = {
  80                 [AUTOMOUNT_DEAD] = UNIT_INACTIVE,
  81                 [AUTOMOUNT_START_PRE] = UNIT_ACTIVATING,
  82                 [AUTOMOUNT_START_POST] = UNIT_ACTIVATING,
  83                 [AUTOMOUNT_WAITING] = UNIT_ACTIVE,
  84                 [AUTOMOUNT_RUNNING] = UNIT_ACTIVE,
  85                 [AUTOMOUNT_STOP_PRE] = UNIT_DEACTIVATING,
  86                 [AUTOMOUNT_STOP_POST] = UNIT_DEACTIVATING,
  87                 [AUTOMOUNT_MAINTAINANCE] = UNIT_INACTIVE,
  88         };
  89
  90         return table[AUTOMOUNT(u)->state];
  91 }
  92
  93 const UnitVTable automount_vtable = {
  94         .suffix = ".mount",
  95
  96         .init = automount_init,
  97         .done = automount_done,
  98
  99         .dump = automount_dump,
 100
 101         .active_state = automount_active_state
 102 };