summaryrefslogtreecommitdiff
path: root/daemon/gvfsjobmount.c
blob: 94058220531e31862b986aa4812661b4262bf304 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
#include <config.h>

#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>

#include <glib.h>
#include <dbus/dbus.h>
#include <glib/gi18n.h>
#include "gvfsjobmount.h"
#include "gdbusutils.h"
#include "gvfsdaemonprotocol.h"

G_DEFINE_TYPE (GVfsJobMount, g_vfs_job_mount, G_VFS_TYPE_JOB);

static void     run        (GVfsJob *job);
static gboolean try        (GVfsJob *job);
static void     send_reply (GVfsJob *job);

static void
g_vfs_job_mount_finalize (GObject *object)
{
  GVfsJobMount *job;

  job = G_VFS_JOB_MOUNT (object);

  g_mount_spec_unref (job->mount_spec);
  g_object_unref (job->mount_source);
  
  if (G_OBJECT_CLASS (g_vfs_job_mount_parent_class)->finalize)
    (*G_OBJECT_CLASS (g_vfs_job_mount_parent_class)->finalize) (object);
}

static void
g_vfs_job_mount_class_init (GVfsJobMountClass *klass)
{
  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
  GVfsJobClass *job_class = G_VFS_JOB_CLASS (klass);
  
  gobject_class->finalize = g_vfs_job_mount_finalize;
  job_class->run = run;
  job_class->try = try;
  job_class->send_reply = send_reply;
}

static void
g_vfs_job_mount_init (GVfsJobMount *job)
{
}

GVfsJob *
g_vfs_job_mount_new (GMountSpec *spec,
		     GMountSource *source,
		     gboolean is_automount,
		     DBusMessage *request,
		     GVfsBackend *backend)
{
  GVfsJobMount *job;

  job = g_object_new (G_VFS_TYPE_JOB_MOUNT,
		      NULL);

  job->mount_spec = g_mount_spec_ref (spec);
  job->mount_source = g_object_ref (source);
  job->is_automount = is_automount;
  job->backend = backend;
  if (request)
    job->request = dbus_message_ref (request);
  
  return G_VFS_JOB (job);
}

static void
run (GVfsJob *job)
{
  GVfsJobMount *op_job = G_VFS_JOB_MOUNT (job);
  GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);

  if (class->mount == NULL)
    {
      g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
			_("Operation not supported by backend"));
      return;
    }
  
  class->mount (op_job->backend,
		op_job,
		op_job->mount_spec,
		op_job->mount_source,
		op_job->is_automount);
}

static gboolean
try (GVfsJob *job)
{
  GVfsJobMount *op_job = G_VFS_JOB_MOUNT (job);
  GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);

  if (class->try_mount == NULL)
    return FALSE;

  return class->try_mount (op_job->backend,
			   op_job,
			   op_job->mount_spec,
			   op_job->mount_source,
			   op_job->is_automount);
}

static void
mount_failed (GVfsJobMount *op_job, GError *error)
{
  DBusConnection *conn;
  DBusMessage *reply;
  GVfsBackend *backend;

  if (op_job->request)
    {
      reply = _dbus_message_new_from_gerror (op_job->request, error);
      
      /* Queues reply (threadsafely), actually sends it in mainloop */
      conn = dbus_bus_get (DBUS_BUS_SESSION, NULL);
      if (conn)
	{
	  dbus_connection_send (conn, reply, NULL);
	  dbus_message_unref (reply);
	  dbus_connection_unref (conn);
	}
    }
  else
    g_warning ("Mount failed: %s\n", error->message);

  backend = g_object_ref (op_job->backend);
  g_vfs_job_emit_finished (G_VFS_JOB (op_job));
  
  /* Remove failed backend from daemon */
  g_vfs_job_source_closed  (G_VFS_JOB_SOURCE (backend));
  g_object_unref (backend);
}

static void
register_mount_callback (DBusMessage *mount_reply,
			 GError *error,
			 gpointer user_data)
{
  GVfsJobMount *op_job = G_VFS_JOB_MOUNT (user_data);
  DBusConnection *conn;
  DBusMessage *reply;

  g_print ("register_mount_callback, mount_reply: %p, error: %p\n", mount_reply, error);
  
  if (mount_reply == NULL)
    mount_failed (op_job, error);
  else
    {
      if (op_job->request)
	{
	  reply = dbus_message_new_method_return (op_job->request);
	  /* Queues reply (threadsafely), actually sends it in mainloop */
	  conn = dbus_bus_get (DBUS_BUS_SESSION, NULL);
	  if (conn)
	    {
	      dbus_connection_send (conn, reply, NULL);
	      dbus_message_unref (reply);
	      dbus_connection_unref (conn);
	    }
	}

      g_vfs_job_emit_finished (G_VFS_JOB (op_job));
    }
}

/* Might be called on an i/o thread */
static void
send_reply (GVfsJob *job)
{
  GVfsJobMount *op_job = G_VFS_JOB_MOUNT (job);

  g_print ("send_reply, failed: %d\n", job->failed);
  
  if (job->failed)
    mount_failed (op_job, job->error);
  else
    g_vfs_backend_register_mount (op_job->backend,
				  register_mount_callback,
				  job);
}