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
|
#pragma once
#include "logger.hpp"
#include "utils.hpp"
#include <sys/mount.h>
#include <filesystem>
#include <optional>
namespace fs = std::filesystem;
class SmbShare
{
public:
SmbShare(const fs::path& mountDir) : mountDir(mountDir)
{
}
bool mount(const fs::path& remote, bool rw,
const std::unique_ptr<utils::CredentialsProvider>& credentials)
{
LogMsg(Logger::Debug, "Trying to mount remote : ", remote);
const std::string params = "nolock,sec=ntlmsspi,seal,vers=3.0";
const std::string perm = rw ? "rw" : "ro";
auto options = params + "," + perm;
LogMsg(Logger::Debug, "Mounting with options: ", options);
std::string credentialsOpt;
if (!credentials)
{
LogMsg(Logger::Info, "Mounting as Guest");
credentialsOpt = "guest,user=OpenBmc";
}
else
{
LogMsg(Logger::Info, "Authenticating as ", credentials->user());
credentialsOpt = "user=" + credentials->user() +
",password=" + credentials->password();
}
options += "," + credentialsOpt;
auto ec = ::mount(remote.c_str(), mountDir.c_str(), "cifs", 0,
options.c_str());
utils::secureCleanup(options);
utils::secureCleanup(credentialsOpt);
if (ec)
{
LogMsg(Logger::Error, "Mount failed with ec = ", ec,
" errno = ", errno);
return false;
}
return true;
}
static std::optional<fs::path> createMountDir(const fs::path& name)
{
auto destPath = fs::temp_directory_path() / name;
std::error_code ec;
if (fs::create_directory(destPath, ec))
{
return destPath;
}
LogMsg(Logger::Error, ec,
" : Unable to create mount directory: ", destPath);
return {};
}
static void unmount(const fs::path& mountDir)
{
int result;
std::error_code ec;
result = ::umount(mountDir.string().c_str());
if (result)
{
LogMsg(Logger::Error, result, " : Unable to unmout directory ",
mountDir);
}
if (!fs::remove_all(mountDir, ec))
{
LogMsg(Logger::Error, ec, " : Unable to remove mount directory ",
mountDir);
}
}
private:
std::string mountDir;
};
|