[pkg-lua-devel] Bug#1142077: lua-resty-core: Shouldn't depend on libnginx-mod-http-lua version

[Jérémy Lal]

Le sam. 22 août 2026 à 22:32, Jan Mojzis <jan.mojzis at gmail.com> a écrit :

> Hi,
>
> On Tue, 14 Jul 2026 23:57:01 +0200 =?utf-8?b?SsOpcsOpbXkgTGFs?= <
> kapouer at melix.org> wrote:
> > Package: lua-resty-core
> > Version: 0.1.32-1
> > Severity: important
> >
> > Hi,
> >
> > AFAIUI resty-core doesn't depend on libnginx-mod-http-lua ?
>
> It uses LuaJIT FFI to call C functions exported by a
> specific ngx_http_lua_module version. Upstream therefore performs an exact
> version check when resty.core is loaded.
>
> For example, lua-resty-core 0.1.32 contains the following check in
> lib/resty/core/base.lua:
>
>      if subsystem == 'http' then
>          if not ngx.config
>             or not ngx.config.ngx_lua_version
>             or ngx.config.ngx_lua_version ~= 10029
>          then
>              error("ngx_http_lua_module 0.10.29 required")
>          end
>      end
>
> This is an equality check, not a minimum-version check. The corresponding
> upstream compatibility pairs are currently:
>
>      lua-resty-core 0.1.32  <-> ngx_http_lua 0.10.29
>      lua-resty-core 0.1.33  <-> ngx_http_lua 0.10.30
>      lua-resty-core 0.1.34  <-> ngx_http_lua 0.10.31
>      lua-resty-core 0.1.35  <-> ngx_http_lua 0.10.32
>
>
> >
> > If I don't understand well, at least I find it dubious that
> > lua-resty-core:amd64 Depends libnginx-mod-http-lua (< 1:0.10.29.1~)
> >
> > The reverse is true, though. The nginx lua module should have a tight
> > dependency on lua-resty-core.
>
> Hmm, the dependency is incorrect. That lower bound is insufficient :(
>
>
> To avoid circular dependencies,
> fix can be:  fix dependencies in libnginx-mod-http-lua and add ‘Breaks’
> to  lua-resty-core,
>
>   lua-resty-core:
>
>    Depends:
>     libluajit-5.1-2,
>   - libnginx-mod-http-lua (<< 1:0.10.29.1~),
>   - libnginx-mod-http-lua (>= 1:0.10.29),
>     lua-resty-lrucache (>= 0.13-11),
>   +Breaks:
>   + libnginx-mod-http-lua (<< 1:0.10.29),
>
>
> libnginx-mod-http-lua:
>
>   -Depends: lua-resty-core (>= 0.1.32),
>   +Depends:
>   + lua-resty-core (>= 0.1.32),
>   + lua-resty-core (<< 0.1.32.1~),
>

LGTM


>
>
>
> Jan
>
>
>
>
>
>