-
Notifications
You must be signed in to change notification settings - Fork 97
/
core.lua
567 lines (515 loc) · 15.2 KB
/
core.lua
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
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
mysql = require('mysql')
cjson = require('cjson.safe')
memcached = require('memcached')
redis = require('redis')
date = require('date')
loadtemplate = require('loadtemplate')
httpclient = (require "httpclient").httprequest
llmdb = require('llmdb-client')
cmsgpack = require('cmsgpack')
ok, cmsgpack_safe = pcall(require, 'cmsgpack.safe')
md5 = function(s) return crypto.evp.digest('md5', s) end
function string:trim() return self:gsub('^%s*(.-)%s*$', '%1') end
function trim(s) return s:trim() end
function string:startsWith(s, i) return _G['string-utils'].startsWith(self, s, i) end
function string:endsWith(s, i) return _G['string-utils'].endsWith(self, s, i) end
explode = _G['string-utils'].explode
implode = table.concat
escape = _G['string-utils'].escape
escape_uri = _G['string-utils'].escape_uri
unescape_uri = _G['string-utils'].unescape_uri
urlencode = _G['string-utils'].escape_uri
urldecode = _G['string-utils'].unescape_uri
base64_encode = _G['string-utils'].base64_encode
base64_decode = _G['string-utils'].base64_decode
strip = _G['string-utils'].strip
iconv = _G['string-utils'].iconv
iconv_strlen = _G['string-utils'].iconv_strlen
iconv_substr = _G['string-utils'].iconv_substr
json_encode = cjson.encode
json_decode = cjson.decode
htmlspecialchars = function(value)
if not value then
return ''
end
if type(value) == "number" then
return value
end
value = tostring(value)
local subst =
{
["&"] = "&";
['"'] = """;
["'"] = "'";
["<"] = "<";
[">"] = ">";
}
return (value:gsub("[&\"'<>]", subst))
end
htmlspecialchars_decode = function(value)
if not value then
return ''
end
if type(value) == "number" then
return value
end
value = tostring(value)
local subst =
{
["&"] = "&";
['"'] = '"';
["'"] = "'";
["<"] = "<";
[">"] = ">";
}
return (value:gsub("[&\"'<>]", subst))
end
function printf(s, ...) print(s:format(...)) end
function sprintf(s, ...) return (s:format(...)) end
function dump(o, doprint, inden)
local P=io.write
if not inden then inden = 1 end
if not doprint then
if type(o) == 'table' then
local s = '{\n'
for k,v in pairs(o) do
if type(k) == 'number' then k = '['..k..']' end
s = s .. string.rep(' ',inden)..k.. ' = ' .. dump(v, doprint, inden+1) .. ',\n'
end
return s .. string.rep(' ',inden-1).. '}'
else
local ot = type(o)
if ot == 'boolean' or ot == 'number' then
return tostring(o)
else
return '"'..tostring(o)..'"'
end
end
else
if type(o) == 'table' then
P('{\n')
for k,v in pairs(o) do
if type(k) == 'number' then k = '['..k..']' end
P(string.rep(' ',inden), k, ' = ')
dump(v, doprint, inden+1)
P(',\n')
end
P(string.rep(' ',inden-1), '}')
else
local ot = type(o)
if ot == 'boolean' or ot == 'number' then
P(tostring(o))
else
P('"'..tostring(o)..'"')
end
end
end
end
_dump = dump
function dump(o, p)
local r = _dump(o)
if p then
echo(r)
r = ''
end
return r
end
local _cache_set = cache_set
local _cache_get = cache_get
local _cache_del = cache_del
function cache_set(k, v, ttl)
if not k or not v then return end
local t = type(v)
if t == 'table' then
t = 4
v = fastlz_compress(cmsgpack_safe.pack(v))
elseif t == 'boolean' then
t = 3
v = tostring(v)
elseif t == 'number' then
t = 2
v = tostring(v)
else
t = 1
if #v > 0 then
v = fastlz_compress(v)
end
end
return _cache_set(k, t..v, ttl)
end
function cache_get(k)
local t,v = _cache_get(k)
if t == 4 then
t = cmsgpack_safe.unpack(fastlz_decompress(v))
elseif t == 3 then
t = (v == 'true' and true or false)
elseif t == 2 then
t = tonumber(v)
else
t = (v and #v > 0) and fastlz_decompress(v) or v
end
return t
end
function websocket_accept(loop, on)
if not loop or not on then return nil, 'usage: websocket_accept(loop function, on function)' end
if is_websocket() then return end
if not headers['sec-websocket-key'] then
header("HTTP/1.1 400 Bad Request")
die()
else
header({"HTTP/1.1 101 Switching Protocols",
"Upgrade: websocket",
"Connection: Upgrade",
"Sec-WebSocket-Accept: "..base64_encode(sha1bin(headers['sec-websocket-key']..'258EAFA5-E914-47DA-95CA-C5AB0DC85B11'))
})
upgrade_to_websocket(on)
newthread(function()
while 1 do pcall(loop) if check_websocket_close() then break end end
end)
end
end
--[[
if not debug.traceback then debug.traceback=function() return '' end end
function print_error(e,h)
local err = debug.traceback()
LOG(ERR, 'has error at '.. (e and e or 'unknow! \\')..err:gsub('\n', ' \\'))
if not h then h = 'HTTP/1.1 503 Server Error' end
if h:sub(1,4) ~= 'HTTP' then
h = 'HTTP/1.1 '..h
end
header(h, 'Content-Type: text/html')
echo({'\n<pre><h3>has error at ', (e and e or 'unknow!'), '</h3>', err, '</pre>'})
__end()
end
]]
function read_post_field_chunk()
local c,e
local b = get_boundary()
if b then
if not __body_buf then
c,e = read_request_body()
if c then
__body_buf = (__body_buf and __body_buf or '') .. c
elseif e then
return
end
end
local p = __body_buf:find(b, 1,1)
if p then
p = __body_buf:find("\r\n", p-4, 1)
if p then
local r = __body_buf:sub(1, p-1)
__body_buf = __body_buf:sub(p+2)
return r
end
else
local r = __body_buf
__body_buf = nil
return r
end
if e then __body_buf = nil return end
end
end
function read_post_field_data()
local r = nil
local d = read_post_field_chunk()
local nr = 1
while d do
nr = nr + 1
if nr > 10000 then return end
r = (r and r or '') .. d
d = read_post_field_chunk()
end
return r
end
function next_post_field()
local c,e
local nr = 1
while 1 do
nr = nr + 1
if nr > 100 then return end
if __body_buf then
if headers['content-type'] and headers['content-type']:find('x-www-form-urlencoded',1,1) then
local p
if e then p = #__body_buf else
p = __body_buf:find('&',1,1)
if p then p = p -1 end
end
if p then
local r = __body_buf:sub(1, p)
__body_buf = __body_buf:sub(p+2)
if #__body_buf == 0 then __body_buf = nil end
p = r:find('=',1,1)
if p then
local k = r:sub(1,p-1)
local v = r:sub(p+1)
return unescape_uri(k),unescape_uri(v)
end
return r
end
else
local b = get_boundary()
if b then
local p = __body_buf:find(b, 1,1)
if p then
p = __body_buf:find("\r\n\r\n", p, 1)
if p then
local info = __body_buf:sub(1,p-1)
local a = info:find('name="',1,1)
local b = a and info:find('"',a+6,1) or nil
if a and b then
__body_buf = __body_buf:sub(p+4)
local c = info:find('filename="', a+6, 1)
local f,t
if c then
f = info:find('"', c+10,1)
if f then
f = info:sub(c+10, f-1)
else
f = nil
end
t = info:find('Content-Type: ',a+6,1)
if t then
t = info:sub(t+13)
else
t = nil
end
end
return unescape_uri(info:sub(a+6,b-1), true),nil,true,f,t
end
else
return
end
end
else
return
end
end
end
c,e = read_request_body()
if c then
__body_buf = (__body_buf and __body_buf or '') .. c
elseif not __body_buf or #__body_buf < 1 then
return
end
end
end
function parse_www_form()
_POST = {}
if headers['content-type'] and headers['content-type']:find('x-www-form-urlencoded',1,1) then
local key,val = next_post_field()
while key do
if #key > 2 and key:sub(#key-1) == '[]' then
key = key:sub(1, #key-2)
if not _POST[key] then _POST[key] = {} end
table.insert(_POST[key], val)
else
_POST[key] = val
end
key,val = next_post_field()
end
end
return _POST
end
__yield = coroutine.yield
_print = print
print = echo
function setcookie(name, value, expire, path, domain, secure, httponly)
if not name then return false end
if not value then value = '' expire = time()-86400 end
local cookie = 'Set-Cookie: '..escape_uri(name)..'='..escape_uri(value)..';'
if expire then
cookie = cookie .. ' Expires='..date(expire):fmt('%a, %d %b %Y %T GMT')..';'
end
if path then
cookie = cookie .. ' Path='..path..';'
end
if domain then
cookie = cookie .. ' Domain='..domain..';'
end
if secure then
cookie = cookie .. ' Secure;'
end
if httponly then
cookie = cookie .. ' HttpOnly'
end
header(cookie)
end
function jsonrpc_handle(apis)
header('Content-Type:text/javascript')
local bs = {}
local i = 1
local b,c = read_request_body()
while b do
bs[i] = b
i = i + 1
b,c = read_request_body()
end
local data = json_decode(table.concat(bs))
if data and data.method then
local v = '1.0'
if data.method:find('.', 1, true) then
v = '2.0'
end
if not data.jsonrpc then data.jsonrpc = v end
local method = explode(data.method, '.')
if apis[method[1]] and (v == '1.0' or apis[method[1]][method[2]]) then
print(json_encode(
{
jsonrpc = data.jsonrpc,
result = (v == '1.0' and apis[method[1]] or apis[method[1]][method[2]])(unpack(data.params)),
error = null
}
))
else
print(json_encode({jsonrpc = data.jsonrpc,result = null,error = "method not exists!"}))
end
else
print(json_encode({jsonrpc = v,result = null,error = "Agreement Error!"}))
end
end
_loadstring = loadstring
function loadstring(s,c)
local f,e = _loadstring(s,c)
if f then
setfenv(f, _G)
end
return f, e
end
math_floor = math.floor
function loadfile(f)
if not f then return nil end
local _f = __root..f
local p1 = (math_floor(time()/CODE_CACHE_TTL)%2)+1
local p2 = ((math_floor(time()/CODE_CACHE_TTL)+1)%2)+1
local f1,e = CODE_CACHE_TTL > 0 and __CodeCache[p1][_f] or nil
if CODE_CACHE_TTL > 0 and __CodeCacheC[p2] then
--__CodeCache[p2] = {}
--__CodeCacheC[p2] = false
end
if not f1 then
f1,e = readfile(f)
if f1 then
f1,e = _loadstring(f1, f)
if f1 then
setfenv(f1, _G)
end
if CODE_CACHE_TTL > 0 then
__CodeCache[p1][_f] = f1
__CodeCacheC[p1] = true
end
end
else
setfenv(f1, _G)
end
return f1, e
end
function loadfile(f)
if not f then return nil end
local _f = __root..f
local n = time()
local f1,e = CODE_CACHE_TTL > 0 and __CodeCache[1][_f] or nil
if CODE_CACHE_TTL > 0 and __CodeCache[2][_f] and n - __CodeCache[2][_f][1] > CODE_CACHE_TTL then
if filemtime(f) > __CodeCache[2][_f][2] then
f1 = nil
else
__CodeCache[2][_f][1] = n
end
end
if not f1 then
f1,e = readfile(f)
if f1 then
f1,e = _loadstring(f1, f)
if f1 then
setfenv(f1, _G)
end
if CODE_CACHE_TTL > 0 then
__CodeCache[1][_f] = f1
__CodeCache[2][_f] = {n, filemtime(f)}
end
end
else
setfenv(f1, _G)
end
return f1, e
end
function dofile(f)
if not f then return nil end
local f1,e = loadfile(f)
if f1 then
f1 = f1()
else
return nil, e..' ('..f..')'
end
return f1,e
end
_loadtemplate = loadtemplate
function loadtemplate(f)
local n = time()
local _f = __root..f
local f1,e = CODE_CACHE_TTL > 0 and __CodeCache[1][_f] or nil
if CODE_CACHE_TTL > 0 and __CodeCache[2][_f] and n - __CodeCache[2][_f][1] > CODE_CACHE_TTL then
if filemtime(f) > __CodeCache[2][_f][2] then
f1 = nil
else
__CodeCache[2][_f][1] = n
end
end
if not f1 then
f1,e = _loadtemplate(f)
if CODE_CACHE_TTL > 0 then
__CodeCache[1][_f] = f1
__CodeCache[2][_f] = {n, filemtime(f)}
end
end
if f1 then
setfenv(f1, _G)
end
return f1,e,c
end
function dotemplate(f, ir)
local f1, e, c = loadtemplate(f, ir)
if not f1 then
print(e)
else
f1 = f1()
end
return f1, e, c
end
_router = router
function router(u,t,_p)
local f,p = _router(u,t,_p)
if f then
f(p)
return true
elseif p then
local e = nil
if on_start then e = on_start() end
if not e then
local r,e = dofile(_p..p)
if e then
header('HTTP/1.1 503 Server Error')
header('Content-Type: text/html; charset=UTF-8')
print_error(e)
die()
end
end
return true
else
return nil
end
end
function process(index)
local r,e = loadfile(index)
if r and not e then
r,e = pcall(r)
end
if e then
clear_header()
header('HTTP/1.1 503 Server Error')
header('Content-Type: text/html; charset=UTF-8')
print_error(e)
end
pcall(on_shutdown)
__end()
end