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
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
/*
Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "cross.h"
#include "compose.hpp"
#include "dcpomatic_assert.h"
#include "dcpomatic_log.h"
#include <dcp/raw_convert.h>
#include <dcp/warnings.h>
LIBDCP_DISABLE_WARNINGS
#include <libxml++/libxml++.h>
LIBDCP_ENABLE_WARNINGS
#include <boost/algorithm/string.hpp>
#include <iostream>
#include "i18n.h"
using std::map;
using std::string;
using std::vector;
using boost::optional;
auto constexpr MEDIA_PATH_REQUIRED_MATCHES = 3;
Drive::Drive (string xml)
{
cxml::Document doc;
doc.read_string (xml);
_device = doc.string_child("Device");
for (auto i: doc.node_children("MountPoint")) {
_mount_points.push_back (i->content());
}
_size = doc.number_child<uint64_t>("Size");
_vendor = doc.optional_string_child("Vendor");
_model = doc.optional_string_child("Model");
}
string
Drive::as_xml () const
{
xmlpp::Document doc;
auto root = doc.create_root_node ("Drive");
root->add_child("Device")->add_child_text(_device);
for (auto i: _mount_points) {
root->add_child("MountPoint")->add_child_text(i.string());
}
root->add_child("Size")->add_child_text(dcp::raw_convert<string>(_size));
if (_vendor) {
root->add_child("Vendor")->add_child_text(*_vendor);
}
if (_model) {
root->add_child("Model")->add_child_text(*_model);
}
return doc.write_to_string("UTF-8");
}
string
Drive::description () const
{
char gb[64];
snprintf(gb, 64, "%.1f", _size / 1000000000.0);
string name;
if (_vendor) {
name += *_vendor;
}
if (_model) {
if (name.size() > 0) {
name += " " + *_model;
} else {
name = *_model;
}
}
if (name.size() == 0) {
name = _("Unknown");
}
return String::compose(_("%1 (%2 GB) [%3]"), name, gb, _device);
}
string
Drive::log_summary () const
{
string mp;
for (auto i: _mount_points) {
mp += i.string() + ",";
}
if (mp.empty()) {
mp = "[none]";
} else {
mp = mp.substr (0, mp.length() - 1);
}
return String::compose(
"Device %1 mounted on %2 size %3 vendor %4 model %5",
_device, mp, _size, _vendor.get_value_or("[none]"), _model.get_value_or("[none]")
);
}
/* This is in _common so we can use it in unit tests */
optional<OSXMediaPath>
analyse_osx_media_path (string path)
{
if (path.find("/IOHDIXController") != string::npos) {
/* This is a disk image, so we completely ignore it */
LOG_DISK_NC("Ignoring this as it seems to be a disk image");
return {};
}
OSXMediaPath mp;
vector<string> parts;
split(parts, path, boost::is_any_of("/"));
std::copy(parts.begin() + 1, parts.end(), back_inserter(mp.parts));
if (!parts.empty() && parts[0] == "IODeviceTree:") {
mp.real = true;
if (mp.parts.size() < MEDIA_PATH_REQUIRED_MATCHES) {
/* Later we expect at least MEDIA_PATH_REQUIRED_MATCHES parts in a IODeviceTree */
LOG_DISK_NC("Ignoring this as it has a strange media path");
return {};
}
} else if (!parts.empty() && parts[0] == "IOService:") {
mp.real = false;
} else {
return {};
}
return mp;
}
/* Take some OSXDisk objects, representing disks that `DARegisterDiskAppearedCallback` told us about,
* and find those drives that we could write a DCP to. The drives returned are "real" (not synthesized)
* and are whole disks (not partitions). They may be mounted, or contain mounted partitions, in which
* their mounted() method will return true.
*/
vector<Drive>
osx_disks_to_drives (vector<OSXDisk> disks)
{
using namespace boost::algorithm;
/* Mark disks containing mounted partitions as themselves mounted */
for (auto& i: disks) {
if (!i.whole) {
continue;
}
for (auto& j: disks) {
if (!j.mount_points.empty() && starts_with(j.device, i.device)) {
LOG_DISK("Marking %1 as mounted because %2 is", i.device, j.device);
std::copy(j.mount_points.begin(), j.mount_points.end(), back_inserter(i.mount_points));
}
}
}
/* Mark containers of mounted synths as themselves mounted */
for (auto& i: disks) {
if (i.media_path.real) {
for (auto& j: disks) {
if (!j.media_path.real && !j.mount_points.empty()) {
/* i is real, j is a mounted synth; if we see the first MEDIA_PATH_REQUIRED_MATCHES parts
* of i anywhere in j we assume they are related and so i shares j's mount points.
*/
bool one_missing = false;
string all_parts;
DCPOMATIC_ASSERT (i.media_path.parts.size() >= MEDIA_PATH_REQUIRED_MATCHES);
for (auto k = 0; k < MEDIA_PATH_REQUIRED_MATCHES; ++k) {
if (find(j.media_path.parts.begin(), j.media_path.parts.end(), i.media_path.parts[k]) == j.media_path.parts.end()) {
one_missing = true;
}
all_parts += i.media_path.parts[k] + " ";
}
if (!one_missing) {
LOG_DISK("Marking %1 as mounted because %2 is (found %3)", i.device, j.device, all_parts);
std::copy(j.mount_points.begin(), j.mount_points.end(), back_inserter(i.mount_points));
}
}
}
}
}
vector<Drive> drives;
for (auto const& i: disks) {
if (i.whole && i.media_path.real) {
drives.push_back(Drive(i.device, i.mount_points, i.size, i.vendor, i.model));
LOG_DISK_NC(drives.back().log_summary());
}
}
return drives;
}
|
