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// Spectre Samba Mounter |
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// |
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// Douglas Thrift |
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// |
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// Mounter.cpp |
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|
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#include "Mounter.h" |
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|
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#ifdef _FreeBSD_ |
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#include <cctype> |
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#include <fcntl.h> |
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|
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inline string toupper(const string& lower) |
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{ |
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string upper; |
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|
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for (unsigned index = 0; index < lower.length(); index++) |
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{ |
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upper += toupper(lower[index]); |
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} |
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|
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return upper; |
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} |
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#endif |
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|
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void Mounter::mount() |
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{ |
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samba(); |
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|
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if (debug) |
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{ |
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cerr << "mounted = {\n"; |
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|
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for (set<string>::iterator itor = mounted.begin(); |
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itor != mounted.end(); itor++) |
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{ |
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cerr << " " << *itor << "\n"; |
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} |
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|
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cerr << "}\n"; |
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} |
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|
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if (debug) cerr << "folders = {\n"; |
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|
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for (map<string, Folder>::iterator itor = folders.begin(); itor != |
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folders.end(); itor++) |
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{ |
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if (debug) cerr << " " << itor->first << " = {\n" |
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<< " local = " << itor->second.local << "\n" |
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<< " remote = " << itor->second.remote << "\n" |
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<< " }\n"; |
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|
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mount(itor->first, itor->second.local, itor->second.remote); |
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} |
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|
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if (debug) cerr << "}\n"; |
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} |
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|
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void Mounter::samba() |
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{ |
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string path = config.root + "/" + host; |
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|
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DIR* dir = opendir(path.c_str()); |
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|
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dirent* file; |
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|
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while ((file = readdir(dir)) != NULL) |
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{ |
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struct stat dir; |
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string folder = path + "/" + file->d_name; |
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|
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stat(folder.c_str(), &dir); |
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|
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if (S_ISDIR(dir.st_mode)) |
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{ |
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string folder = file->d_name; |
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|
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if (folder == "." || folder == "..") continue; |
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|
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string share = folder.find('.') == 0 ? folder.erase(0, 1) + "$" : |
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folder; |
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|
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if (folders.find(share) == folders.end()) |
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{ |
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folders.insert(pair<string, Folder>(share, regular)); |
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} |
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} |
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} |
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|
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closedir(dir); |
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|
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vector<string> args; |
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|
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args.push_back("spectre"); |
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args.push_back("-t"); |
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args.push_back("smbfs"); |
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|
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ipstream mount(config.mount, args); |
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|
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if (debug) cerr << "mount = {\n"; |
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|
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samba(mount); |
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|
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if (debug) cerr << "}\n"; |
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|
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mount.close(); |
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} |
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|
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void Mounter::samba(ipstream& pin) |
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{ |
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while (pin.good()) |
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{ |
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string line; |
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|
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getline(pin, line); |
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|
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if (debug) cerr << line << "\n"; |
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|
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if (line == "") continue; |
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|
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unsigned begin = line.find(" on ") + 4; |
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#if defined _Linux_ |
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unsigned end = line.rfind(" type smbfs"); |
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#elif defined _FreeBSD_ |
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unsigned end = line.rfind(" (smbfs)"); |
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#endif |
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|
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string path = line.substr(begin, end - begin); |
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|
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if (mounted.find(path) == mounted.end()) |
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{ |
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mounted.insert(path); |
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} |
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} |
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} |
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|
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void Mounter::mount(const string& folder, const string& user, const string& |
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owner) |
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{ |
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string path = config.root + "/" + host + "/" + (folder[folder.length() - |
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1] == '$' ? "." + folder.substr(0, folder.length() - 1) : folder); |
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|
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if (mounted.find(path) != mounted.end()) return; |
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|
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ostringstream options; |
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|
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struct passwd* item = getpwnam(user.c_str()); |
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|
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if (item == NULL) |
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{ |
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cerr << program << ": " << user << ": Unknown user\n"; |
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return; |
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} |
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|
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#if defined _Linux_ |
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char credentials[17]; |
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|
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sprintf(credentials, "%s", "/tmp/spectre.XXXX"); |
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mkstemp(credentials); |
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|
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ofstream fout(credentials); |
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|
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fout << "username = " << owner << "\n" |
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<< "password = " << password(owner) << "\n"; |
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|
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fout.close(); |
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|
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options << "credentials=" << credentials << "," |
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<< "uid=" << item->pw_uid << "," |
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<< "gid=" << item->pw_gid; |
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|
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string smb = "//" + host + "/" + folder; |
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#elif defined _FreeBSD_ |
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char* credentials = new char[strlen(getenv("HOME")) + 9]; |
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|
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sprintf(credentials, "%s/.nsmbrc", getenv("HOME")); |
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int dot = open(credentials, O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR); |
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close(dot); |
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|
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ofstream fout(credentials); |
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|
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fout << "[" << toupper(host) << ":" << toupper(owner) << "]\n" |
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<< "password=" << password(owner) << "\n"; |
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|
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fout.close(); |
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|
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options << "-N," |
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<< "-u=" << item->pw_uid << "," |
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<< "-g=" << item->pw_gid; |
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|
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string smb = "//" + owner + "@" + host + "/" + folder; |
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#endif |
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|
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vector<string> args; |
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|
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args.push_back("spectre"); |
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#ifdef _FreeBSD_ |
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args.push_back("-o"); |
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args.push_back(options.str()); |
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#endif |
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args.push_back("-t"); |
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args.push_back("smbfs"); |
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#ifdef _Linux_ |
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args.push_back("-o"); |
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args.push_back(options.str()); |
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#endif |
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args.push_back(smb); |
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args.push_back(path); |
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|
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ipstream mount(config.mount, args, pstreambuf::pstderr); |
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|
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while (mount.good()) |
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{ |
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string line; |
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|
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getline(mount, line); |
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|
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if (line != "") cerr << line << "\n"; |
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} |
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|
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mount.close(); |
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|
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unlink(credentials); |
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#ifdef _FreeBSD_ |
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delete [] credentials; |
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#endif |
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} |
