]>
Commit | Line | Data |
---|---|---|
11fdf7f2 | 1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
9f95a23c | 2 | // vim: ts=8 sw=2 smarttab ft=cpp |
11fdf7f2 | 3 | |
7c673cae FG |
4 | #ifndef CEPH_RGW_TORRENT_H |
5 | #define CEPH_RGW_TORRENT_H | |
6 | ||
7 | #include <string> | |
8 | #include <list> | |
9 | #include <map> | |
10 | #include <set> | |
11 | ||
12 | #include "common/ceph_time.h" | |
13 | ||
7c673cae FG |
14 | #include "rgw_common.h" |
15 | ||
7c673cae FG |
16 | using ceph::crypto::SHA1; |
17 | ||
18 | struct req_state; | |
19 | ||
20 | #define RGW_OBJ_TORRENT "rgw.torrent" | |
21 | ||
22 | #define ANNOUNCE "announce" | |
23 | #define ANNOUNCE_LIST "announce-list" | |
24 | #define COMMENT "comment" | |
25 | #define CREATED_BY "created by" | |
26 | #define CREATION_DATE "creation date" | |
27 | #define ENCODING "encoding" | |
28 | #define LENGTH "length" | |
29 | #define NAME "name" | |
30 | #define PIECE_LENGTH "piece length" | |
31 | #define PIECES "pieces" | |
32 | #define INFO_PIECES "info" | |
33 | #define GET_TORRENT "torrent" | |
34 | ||
35 | class TorrentBencode | |
36 | { | |
37 | public: | |
38 | TorrentBencode() {} | |
39 | ~TorrentBencode() {} | |
40 | ||
41 | //control characters | |
42 | void bencode_dict(bufferlist& bl) { bl.append('d'); } | |
43 | void bencode_list(bufferlist& bl) { bl.append('l'); } | |
44 | void bencode_end(bufferlist& bl) { bl.append('e'); } | |
45 | ||
46 | //single values | |
47 | void bencode(int value, bufferlist& bl) | |
48 | { | |
49 | bl.append('i'); | |
50 | char info[100] = { 0 }; | |
51 | sprintf(info, "%d", value); | |
52 | bl.append(info, strlen(info)); | |
53 | bencode_end(bl); | |
54 | } | |
55 | ||
56 | //single values | |
57 | void bencode(const std::string& str, bufferlist& bl) | |
58 | { | |
59 | bencode_key(str, bl); | |
60 | } | |
61 | ||
62 | //dictionary elements | |
63 | void bencode(const std::string& key, int value, bufferlist& bl) | |
64 | { | |
65 | bencode_key(key, bl); | |
66 | bencode(value, bl); | |
67 | } | |
68 | ||
69 | //dictionary elements | |
70 | void bencode(const std::string& key, const std::string& value, bufferlist& bl) | |
71 | { | |
72 | bencode_key(key, bl); | |
73 | bencode(value, bl); | |
74 | } | |
75 | ||
76 | //key len | |
77 | void bencode_key(const std::string& key, bufferlist& bl) | |
78 | { | |
79 | int len = key.length(); | |
80 | char info[100] = { 0 }; | |
81 | sprintf(info, "%d:", len); | |
82 | bl.append(info, strlen(info)); | |
83 | bl.append(key.c_str(), len); | |
84 | } | |
85 | }; | |
86 | ||
87 | /* torrent file struct */ | |
88 | class seed | |
89 | { | |
90 | private: | |
91 | struct | |
92 | { | |
93 | int piece_length; // each piece length | |
94 | bufferlist sha1_bl; // save sha1 | |
20effc67 | 95 | std::string name; // file name |
7c673cae FG |
96 | off_t len; // file total bytes |
97 | }info; | |
98 | ||
20effc67 TL |
99 | std::string announce; // tracker |
100 | std::string origin; // origin | |
224ce89b | 101 | time_t create_date{0}; // time of the file created |
20effc67 TL |
102 | std::string comment; // comment |
103 | std::string create_by; // app name and version | |
104 | std::string encoding; // if encode use gbk rather than gtf-8 use this field | |
7c673cae FG |
105 | uint64_t sha_len; // sha1 length |
106 | bool is_torrent; // flag | |
107 | bufferlist bl; // bufflist ready to send | |
7c673cae | 108 | |
224ce89b | 109 | struct req_state *s{nullptr}; |
20effc67 | 110 | rgw::sal::Store* store{nullptr}; |
31f18b77 | 111 | SHA1 h; |
7c673cae FG |
112 | |
113 | TorrentBencode dencode; | |
114 | public: | |
115 | seed(); | |
116 | ~seed(); | |
117 | ||
118 | int get_params(); | |
20effc67 TL |
119 | void init(struct req_state *p_req, rgw::sal::Store* p_store); |
120 | int get_torrent_file(rgw::sal::Object* object, | |
3efd9988 FG |
121 | uint64_t &total_len, |
122 | ceph::bufferlist &bl_data, | |
123 | rgw_obj &obj); | |
7c673cae FG |
124 | |
125 | off_t get_data_len(); | |
126 | bool get_flag(); | |
127 | ||
7c673cae | 128 | void set_create_date(ceph::real_time& value); |
20effc67 | 129 | void set_info_name(const std::string& value); |
31f18b77 | 130 | void update(bufferlist &bl); |
f67539c2 | 131 | int complete(optional_yield y); |
7c673cae FG |
132 | |
133 | private: | |
134 | void do_encode (); | |
135 | void set_announce(); | |
136 | void set_exist(bool exist); | |
137 | void set_info_pieces(char *buff); | |
7c673cae | 138 | void sha1(SHA1 *h, bufferlist &bl, off_t bl_len); |
f67539c2 | 139 | int save_torrent_file(optional_yield y); |
7c673cae FG |
140 | }; |
141 | #endif /* CEPH_RGW_TORRENT_H */ |