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体验新版 GitCode,发现更多精彩内容 >>
提交
ffd6637e
编写于
5月 11, 2015
作者:
B
Ben Murphy
提交者:
antirez
6月 03, 2015
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
hide access to debug table
上级
fdf9d455
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
9 addition
and
6 deletion
+9
-6
src/scripting.c
src/scripting.c
+9
-6
未找到文件。
src/scripting.c
浏览文件 @
ffd6637e
...
...
@@ -612,11 +612,12 @@ void scriptingEnableGlobalsProtection(lua_State *lua) {
/* strict.lua from: http://metalua.luaforge.net/src/lib/strict.lua.html.
* Modified to be adapted to Redis. */
s
[
j
++
]
=
"local dbg=debug
\n
"
;
s
[
j
++
]
=
"local mt = {}
\n
"
;
s
[
j
++
]
=
"setmetatable(_G, mt)
\n
"
;
s
[
j
++
]
=
"mt.__newindex = function (t, n, v)
\n
"
;
s
[
j
++
]
=
" if d
ebu
g.getinfo(2) then
\n
"
;
s
[
j
++
]
=
" local w = d
ebu
g.getinfo(2,
\"
S
\"
).what
\n
"
;
s
[
j
++
]
=
" if d
b
g.getinfo(2) then
\n
"
;
s
[
j
++
]
=
" local w = d
b
g.getinfo(2,
\"
S
\"
).what
\n
"
;
s
[
j
++
]
=
" if w ~=
\"
main
\"
and w ~=
\"
C
\"
then
\n
"
;
s
[
j
++
]
=
" error(
\"
Script attempted to create global variable '
\"
..tostring(n)..
\"
'
\"
, 2)
\n
"
;
s
[
j
++
]
=
" end
\n
"
;
...
...
@@ -624,11 +625,12 @@ void scriptingEnableGlobalsProtection(lua_State *lua) {
s
[
j
++
]
=
" rawset(t, n, v)
\n
"
;
s
[
j
++
]
=
"end
\n
"
;
s
[
j
++
]
=
"mt.__index = function (t, n)
\n
"
;
s
[
j
++
]
=
" if d
ebug.getinfo(2) and debu
g.getinfo(2,
\"
S
\"
).what ~=
\"
C
\"
then
\n
"
;
s
[
j
++
]
=
" if d
bg.getinfo(2) and db
g.getinfo(2,
\"
S
\"
).what ~=
\"
C
\"
then
\n
"
;
s
[
j
++
]
=
" error(
\"
Script attempted to access unexisting global variable '
\"
..tostring(n)..
\"
'
\"
, 2)
\n
"
;
s
[
j
++
]
=
" end
\n
"
;
s
[
j
++
]
=
" return rawget(t, n)
\n
"
;
s
[
j
++
]
=
"end
\n
"
;
s
[
j
++
]
=
"debug = nil
\n
"
;
s
[
j
++
]
=
NULL
;
for
(
j
=
0
;
s
[
j
]
!=
NULL
;
j
++
)
code
=
sdscatlen
(
code
,
s
[
j
],
strlen
(
s
[
j
]));
...
...
@@ -732,10 +734,11 @@ void scriptingInit(void) {
* information about the caller, that's what makes sense from the point
* of view of the user debugging a script. */
{
char
*
errh_func
=
"function __redis__err__handler(err)
\n
"
" local i = debug.getinfo(2,'nSl')
\n
"
char
*
errh_func
=
"local dbg = debug
\n
"
"function __redis__err__handler(err)
\n
"
" local i = dbg.getinfo(2,'nSl')
\n
"
" if i and i.what == 'C' then
\n
"
" i = d
ebu
g.getinfo(3,'nSl')
\n
"
" i = d
b
g.getinfo(3,'nSl')
\n
"
" end
\n
"
" if i then
\n
"
" return i.source .. ':' .. i.currentline .. ': ' .. err
\n
"
...
...
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