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util-src/compat.c @ 10486:479e96e554c8
net.server_epoll: Add debug logging for delayed reading
In :onreadable, if there is still buffered incoming data after reading
from the socket (as indicated by the :dirty method, usually because
LuaSocket has an 8k buffer that's full but it read a smaller amount),
another attempt to read is scheduled via this :pausefor method. This is
also called from some other places where it would be pointless to read
because there shouldn't be any data.
In the delayed read case, this should report that the socket is "dirty".
If it reports that the socket is "clean" then the question is where
the buffer contents went?
If this doesn't get logged after the scheduled time (0.000001s by
default) then this would suggests a problem with timer or scheduling.
author | Kim Alvefur <zash@zash.se> |
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date | Sat, 07 Dec 2019 19:05:10 +0100 |
parent | 9561:cfc7b2f7251e |
child | 12976:a187600ec7d6 |
rev | line source |
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9561
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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1 |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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2 #include <lua.h> |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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3 #include <lauxlib.h> |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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4 |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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changeset
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5 |
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util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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6 static int lc_xpcall (lua_State *L) { |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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7 int ret; |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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8 int n_arg = lua_gettop(L); |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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9 /* f, msgh, p1, p2... */ |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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10 luaL_argcheck(L, n_arg >= 2, 2, "value expected"); |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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11 lua_pushvalue(L, 1); /* f to top */ |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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12 lua_pushvalue(L, 2); /* msgh to top */ |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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13 lua_replace(L, 1); /* msgh to 1 */ |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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14 lua_replace(L, 2); /* f to 2 */ |
cfc7b2f7251e
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Matthew Wild <mwild1@gmail.com>
parents:
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changeset
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15 /* msgh, f, p1, p2... */ |
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Matthew Wild <mwild1@gmail.com>
parents:
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16 ret = lua_pcall(L, n_arg - 2, LUA_MULTRET, 1); |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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17 lua_pushboolean(L, ret == 0); |
cfc7b2f7251e
util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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18 lua_replace(L, 1); |
cfc7b2f7251e
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Matthew Wild <mwild1@gmail.com>
parents:
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19 return lua_gettop(L); |
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parents:
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20 } |
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Matthew Wild <mwild1@gmail.com>
parents:
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21 |
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Matthew Wild <mwild1@gmail.com>
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22 int luaopen_util_compat(lua_State *L) { |
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23 lua_createtable(L, 0, 2); |
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parents:
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24 { |
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Matthew Wild <mwild1@gmail.com>
parents:
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25 lua_pushcfunction(L, lc_xpcall); |
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26 lua_setfield(L, -2, "xpcall"); |
cfc7b2f7251e
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Matthew Wild <mwild1@gmail.com>
parents:
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27 } |
cfc7b2f7251e
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Matthew Wild <mwild1@gmail.com>
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28 return 1; |
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util.xpcall, util.compat: Add non-hacky multi-argument xpcall() for Lua 5.1
Matthew Wild <mwild1@gmail.com>
parents:
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29 } |