annotate mod_storage_xmlarchive/mod_storage_xmlarchive.lua @ 1742:ec50cecc9318

mod_storage_xmlarchive: Store timestamps in text form, I don't trust numeric timestamps in Lua
author Kim Alvefur <zash@zash.se>
date Mon, 18 May 2015 02:46:41 +0200
parents 07ceaf5f6f0d
children 3f3689a16133
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 local dm = require "core.storagemanager".olddm;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2 local hmac_sha256 = require"util.hashes".hmac_sha256;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
3 local st = require"util.stanza";
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4 local dt = require"util.datetime";
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5 local new_stream = require "util.xmppstream".new;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 local empty = {};
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 local function fallocate(f, offset, len)
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9 -- This assumes that current position == offset
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 local fake_data = (" "):rep(len);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 local ok, msg = f:write(fake_data);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12 if not ok then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 return ok, msg;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 end
1738
b3f048af2dfe mod_storage_xmlarchive: The last :seek() should return something truish, if not, don't ignore
Kim Alvefur <zash@zash.se>
parents: 1730
diff changeset
15 return f:seek("set", offset);
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 end;
1740
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
17
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
18 pcall(function()
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 local pposix = require "util.pposix";
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20 fallocate = pposix.fallocate or fallocate;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21 end);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23 local archive = {};
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 local archive_mt = { __index = archive };
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
26 function archive:append(username, _, when, with, data)
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27 if getmetatable(data) ~= st.stanza_mt then
1739
940a4ab75cec mod_storage_xmlarchive: This module only supports storage of stanzas, log a warning about attempts to do otherwise
Kim Alvefur <zash@zash.se>
parents: 1738
diff changeset
28 module:log("error", "Attempt to store non-stanza object, traceback: %s", debug.traceback());
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 return nil, "unsupported-datatype";
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 end
1740
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
31
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 username = username or "@";
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 data = tostring(data) .. "\n";
1740
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
34
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 local day = dt.date(when);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 local filename = dm.getpath(username.."@"..day, module.host, self.store, "xml", true);
1740
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
37
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38 local ok, err;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39 local f = io.open(filename, "r+");
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
40 if not f then
1740
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
41 f, err = io.open(filename, "w"); if not f then return nil, err; end
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
42 ok, err = dm.list_append(username, module.host, self.store, day);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
43 if not ok then return nil, err; end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
44 end
1740
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
45
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
46 local offset = f:seek("end"); -- Seek to the end and collect current file length
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
47 -- then make sure there is enough free space for what we're about to add
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
48 ok, err = fallocate(f, offset, #data); if not ok then return nil, err; end
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
49 ok, err = f:write(data); if not ok then return nil, err; end
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
50 ok, err = f:close(); if not ok then return nil, err; end
11f7fb2f927f mod_storage_xmlarchive: Code is annoying to read when every other line is 'if not ok then return'
Kim Alvefur <zash@zash.se>
parents: 1739
diff changeset
51
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
52 local id = day .. "-" .. hmac_sha256(username.."@"..day.."+"..offset, data, true):sub(-16);
1742
ec50cecc9318 mod_storage_xmlarchive: Store timestamps in text form, I don't trust numeric timestamps in Lua
Kim Alvefur <zash@zash.se>
parents: 1741
diff changeset
53 ok, err = dm.list_append(username.."@"..day, module.host, self.store, { id = id, when = dt.datetime(when), with = with, offset = offset, length = #data });
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
54 if not ok then return nil, err; end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
55 return id;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
56 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
57
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
58 function archive:find(username, query)
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
59 username = username or "@";
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
60 query = query or empty;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
61
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
62 local result;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
63 local function cb(_, stanza)
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
64 if result then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
65 module:log("warn", "Multiple items in chunk");
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
66 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
67 result = stanza;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
68 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
69
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
70 local stream_sess = { notopen = true };
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
71 local stream = new_stream(stream_sess, { handlestanza = cb, stream_ns = "jabber:client"});
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
72 local dates = dm.list_load(username, module.host, self.store) or empty;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
73 stream:feed(st.stanza("stream", { xmlns = "jabber:client" }):top_tag());
1727
8f12afb633ec mod_storage_xmlarchive: Attempt to recover after parse failures
Kim Alvefur <zash@zash.se>
parents: 1726
diff changeset
74 local function reset_stream()
8f12afb633ec mod_storage_xmlarchive: Attempt to recover after parse failures
Kim Alvefur <zash@zash.se>
parents: 1726
diff changeset
75 stream:reset();
8f12afb633ec mod_storage_xmlarchive: Attempt to recover after parse failures
Kim Alvefur <zash@zash.se>
parents: 1726
diff changeset
76 stream_sess.notopen = true;
8f12afb633ec mod_storage_xmlarchive: Attempt to recover after parse failures
Kim Alvefur <zash@zash.se>
parents: 1726
diff changeset
77 stream:feed(st.stanza("stream", { xmlns = "jabber:client" }):top_tag());
8f12afb633ec mod_storage_xmlarchive: Attempt to recover after parse failures
Kim Alvefur <zash@zash.se>
parents: 1726
diff changeset
78 stream_sess.notopen = nil;
8f12afb633ec mod_storage_xmlarchive: Attempt to recover after parse failures
Kim Alvefur <zash@zash.se>
parents: 1726
diff changeset
79 end
8f12afb633ec mod_storage_xmlarchive: Attempt to recover after parse failures
Kim Alvefur <zash@zash.se>
parents: 1726
diff changeset
80 reset_stream();
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
81
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
82 local limit = query.limit;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
83 local start_day, step, last_day = 1, 1, #dates;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
84 local count = 0;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
85 local rev = query.reverse;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
86 local in_range = not (query.after or query.before);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
87 if query.after or query.start then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
88 local d = query.after and query.after:sub(1, 10) or dt.date(query.start);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
89 for i = 1, #dates do
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
90 if dates[i] == d then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
91 start_day = i; break;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
92 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
93 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
94 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
95 if query.before or query["end"] then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
96 local d = query.before and query.before:sub(1, 10) or dt.date(query["end"]);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
97 for i = #dates, 1, -1 do
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
98 if dates[i] == d then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
99 last_day = i; break;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
100 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
101 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
102 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
103 if rev then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
104 start_day, step, last_day = last_day, -step, start_day;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
105 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
106 local items, xmlfile;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
107 local first_item, last_item;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
108
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
109 return function ()
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
110 if limit and count >= limit then xmlfile:close() return; end
1726
160c35d2a5a2 mod_storage_xmlarchive: Improve logging of parse errors
Kim Alvefur <zash@zash.se>
parents: 1690
diff changeset
111 local filename;
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
112
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
113 for d = start_day, last_day, step do
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
114 if d ~= start_day or not items then
1728
a51beeb5aecf mod_storage_xmlarchive: Adjust wording in log message
Kim Alvefur <zash@zash.se>
parents: 1727
diff changeset
115 module:log("debug", "Loading items from %s", dates[d]);
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
116 start_day = d;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
117 items = dm.list_load(username .. "@" .. dates[d], module.host, self.store) or empty;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
118 if not rev then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
119 first_item, last_item = 1, #items;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
120 else
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
121 first_item, last_item = #items, 1;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
122 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
123 local ferr;
1726
160c35d2a5a2 mod_storage_xmlarchive: Improve logging of parse errors
Kim Alvefur <zash@zash.se>
parents: 1690
diff changeset
124 filename = dm.getpath(username .. "@" .. dates[d], module.host, self.store, "xml");
160c35d2a5a2 mod_storage_xmlarchive: Improve logging of parse errors
Kim Alvefur <zash@zash.se>
parents: 1690
diff changeset
125 xmlfile, ferr = io.open(filename);
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
126 if not xmlfile then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
127 module:log("error", "Error: %s", ferr);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
128 return;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
129 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
130 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
131
1741
07ceaf5f6f0d mod_storage_xmlarchive: Optimize access to variables used in inner loop
Kim Alvefur <zash@zash.se>
parents: 1740
diff changeset
132 local q_with, q_start, q_end = query.with, query.start, query["end"];
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
133 for i = first_item, last_item, step do
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
134 local item = items[i];
1741
07ceaf5f6f0d mod_storage_xmlarchive: Optimize access to variables used in inner loop
Kim Alvefur <zash@zash.se>
parents: 1740
diff changeset
135 local i_when, i_with = item.when, item.with;
1742
ec50cecc9318 mod_storage_xmlarchive: Store timestamps in text form, I don't trust numeric timestamps in Lua
Kim Alvefur <zash@zash.se>
parents: 1741
diff changeset
136 if type(i_when) == "string" then
ec50cecc9318 mod_storage_xmlarchive: Store timestamps in text form, I don't trust numeric timestamps in Lua
Kim Alvefur <zash@zash.se>
parents: 1741
diff changeset
137 i_when = dt.parse(i_when);
ec50cecc9318 mod_storage_xmlarchive: Store timestamps in text form, I don't trust numeric timestamps in Lua
Kim Alvefur <zash@zash.se>
parents: 1741
diff changeset
138 end
ec50cecc9318 mod_storage_xmlarchive: Store timestamps in text form, I don't trust numeric timestamps in Lua
Kim Alvefur <zash@zash.se>
parents: 1741
diff changeset
139 if type(i_when) ~= "number" then
ec50cecc9318 mod_storage_xmlarchive: Store timestamps in text form, I don't trust numeric timestamps in Lua
Kim Alvefur <zash@zash.se>
parents: 1741
diff changeset
140 module:log("warn", "data[%q][%d].when is invalid", dates[d], i);
ec50cecc9318 mod_storage_xmlarchive: Store timestamps in text form, I don't trust numeric timestamps in Lua
Kim Alvefur <zash@zash.se>
parents: 1741
diff changeset
141 break;
ec50cecc9318 mod_storage_xmlarchive: Store timestamps in text form, I don't trust numeric timestamps in Lua
Kim Alvefur <zash@zash.se>
parents: 1741
diff changeset
142 end
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
143 if not item then
1730
e02af2b32f30 mod_storage_xmlarchive: Increase severity of log message regarding unexpected missing items
Kim Alvefur <zash@zash.se>
parents: 1729
diff changeset
144 module:log("warn", "data[%q][%d] is nil", dates[d], i);
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
145 break;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
146 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
147 if xmlfile and in_range
1741
07ceaf5f6f0d mod_storage_xmlarchive: Optimize access to variables used in inner loop
Kim Alvefur <zash@zash.se>
parents: 1740
diff changeset
148 and (not q_with or i_with == q_with)
07ceaf5f6f0d mod_storage_xmlarchive: Optimize access to variables used in inner loop
Kim Alvefur <zash@zash.se>
parents: 1740
diff changeset
149 and (not q_start or i_when >= q_start)
07ceaf5f6f0d mod_storage_xmlarchive: Optimize access to variables used in inner loop
Kim Alvefur <zash@zash.se>
parents: 1740
diff changeset
150 and (not q_end or i_when <= q_end) then
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
151 count = count + 1;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
152 first_item = i + step;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
153
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
154 xmlfile:seek("set", item.offset);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
155 local data = xmlfile:read(item.length);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
156 local ok, err = stream:feed(data);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
157 if not ok then
1726
160c35d2a5a2 mod_storage_xmlarchive: Improve logging of parse errors
Kim Alvefur <zash@zash.se>
parents: 1690
diff changeset
158 module:log("warn", "Parse error in %s at %d+%d: %s", filename, item.offset, item.length, err);
1727
8f12afb633ec mod_storage_xmlarchive: Attempt to recover after parse failures
Kim Alvefur <zash@zash.se>
parents: 1726
diff changeset
159 reset_stream();
1690
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
160 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
161 if result then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
162 local stanza = result;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
163 result = nil;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
164 return item.id, stanza, item.when, item.with;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
165 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
166 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
167 if (rev and item.id == query.after) or
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
168 (not rev and item.id == query.before) then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
169 in_range = false;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
170 limit = count;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
171 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
172 if (rev and item.id == query.before) or
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
173 (not rev and item.id == query.after) then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
174 in_range = true;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
175 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
176 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
177 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
178 if xmlfile then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
179 xmlfile:close();
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
180 xmlfile = nil;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
181 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
182 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
183 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
184
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
185 function archive:delete(username, query)
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
186 username = username or "@";
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
187 query = query or empty;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
188 if query.with or query.start or query.after then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
189 return nil, "not-implemented"; -- Only trimming the oldest messages
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
190 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
191 local before = query.before or query["end"] or "9999-12-31";
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
192 if type(before) == "number" then before = dt.date(before); else before = before:sub(1, 10); end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
193 local dates = dm.list_load(username, module.host, self.store) or empty;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
194 local remaining_dates = {};
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
195 for d = 1, #dates do
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
196 if dates[d] >= before then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
197 table.insert(remaining_dates, dates[d]);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
198 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
199 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
200 table.sort(remaining_dates);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
201 local ok, err = dm.list_store(username, module.host, self.store, remaining_dates);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
202 if not ok then return ok, err; end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
203 for d = 1, #dates do
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
204 if dates[d] < before then
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
205 os.remove(dm.getpath(username .. "@" .. dates[d], module.host, self.store, "list"));
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
206 os.remove(dm.getpath(username .. "@" .. dates[d], module.host, self.store, "xml"));
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
207 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
208 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
209 return true;
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
210 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
211
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
212 local provider = {};
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
213 function provider:open(store, typ)
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
214 if typ ~= "archive" then return nil, "unsupported-store"; end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
215 return setmetatable({ store = store }, archive_mt);
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
216 end
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
217
8c0fbc685364 mod_storage_xmlarchive: New stanza archive-only storage module backed by plain text files
Kim Alvefur <zash@zash.se>
parents:
diff changeset
218 module:provides("storage", provider);