i think this is a feature not a bug 2017-02-16 16:01 GMT+08:00 洪志道 <[email protected]>:
> Sorry, sent too much. > > 2017-02-16 16:00 GMT+08:00 洪志道 <[email protected]>: > >> Hi! >> >> diff -r da46bfc484ef src/http/ngx_http_variables.c >> --- a/src/http/ngx_http_variables.c Mon Feb 13 21:45:01 2017 +0300 >> +++ b/src/http/ngx_http_variables.c Wed Feb 08 10:31:53 2017 +0800 >> @@ -783,6 +783,10 @@ >> ssize_t s, *sp; >> ngx_str_t val; >> >> + if (v->data == NULL) { >> + return; >> + } >> + >> val.len = v->len; >> val.data = v->data; >> >> >> The following will cause core file, I think it's better to deal with in >> nginx. >> >> server { >> listen 8000; >> >> location / { >> content_by_lua_block { >> ngx.var.limit_rate = size; # size is undefined. >> ngx.say('hello lua'); >> } >> } >> >> >> ============== set handler in lua-module ============ >> if (value_type == LUA_TNIL) { >> vv->valid = 0; >> vv->not_found = 1; >> vv->no_cacheable = 0; >> vv->data = NULL; >> vv->len = 0; >> >> } else { >> vv->valid = 1; >> vv->not_found = 0; >> vv->no_cacheable = 0; >> >> vv->data = val; >> vv->len = len; >> } >> >> v->set_handler(r, vv, v->data); >> =============================================== >> >> Thanks. >> B.R. >> > > > _______________________________________________ > nginx-devel mailing list > [email protected] > http://mailman.nginx.org/mailman/listinfo/nginx-devel > -- ----- http://blog.soul11201.com
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