Yes that I did but nothing to see any updates in diags.logs about lua plugin

 

Here the logs on below :

[Oct  3 21:41:09.405] Server {0x2ae65d787240} WARNING: connection throttle too high, 165585 (throttle) + 192 (internal use) > 165585 (file descriptor limit), using throttle of 165393

[Oct  3 21:41:09.405] Server {0x2ae65d787240} NOTE: cache clustering disabled

[Oct  3 21:41:09.437] Server {0x2ae65d787240} NOTE: ip_allow.config updated, reloading

[Oct  3 21:41:09.795] Server {0x2ae65d787240} NOTE: cache clustering disabled

[Oct  3 21:41:09.797] Server {0x2ae65d787240} NOTE: logging initialized[3], logging_mode = 3

[Oct  3 21:41:09.798] Server {0x2ae65d787240} NOTE: loading plugin '/opt/trafficserver/libexec/trafficserver/astats_over_http.so'

[Oct  3 21:41:09.798] Server {0x2ae65d787240} NOTE: loading plugin '/opt/trafficserver/libexec/trafficserver/regex_revalidate.so'

[Oct  3 21:41:09.798] Server {0x2ae65d787240} NOTE: loading plugin '/opt/trafficserver/libexec/trafficserver/remap_stats.so'

[Oct  3 21:41:09.798] Server {0x2ae65d787240} NOTE: loading plugin '/opt/trafficserver/libexec/trafficserver/stale_while_revalidate.so'

[Oct  3 21:41:09.800] Server {0x2ae65d787240} NOTE: loading SSL certificate configuration from /opt/trafficserver/etc/trafficserver/ssl_multicert.config

[Oct  3 21:41:09.961] Server {0x2ae664f1c700} NOTE: cache enabled

[Oct  3 21:41:10.042] Server {0x2ae65d787240} NOTE: traffic server running

[Oct  3 21:41:14.346] Server {0x2ae664100700} WARNING: failover: connection to DNS server 10.137.10.115 lost, move to 10.150.1.15

 

_Vasanth

Sent from Mail for Windows 10

 

From: Shu Kit Chan
Sent: Wednesday, October 3, 2018 11:04 PM
To: users@trafficserver.apache.org
Subject: Re: How to use lua plugin and Scripts in Traffic server ?

 

You need to provide a full path to the lua script. e.g.

"@plugin=tslua.so @pparam=/tmp/cache.lua"

Thanks.

Kit

On Wed, Oct 3, 2018 at 12:16 AM Vasanth Mathivanan
<vasanth.m@evolutiondigital.com> wrote:
>
> Now It  accessible the plugin but have some script issue
>
> [Oct  3 00:06:29.598] Server {0x2aaabed91700} ERROR: [ReverseProxy] failed to add remap rule at /opt/trafficserver/etc/trafficserver/remap.config line 2: Failed to create instance for plugin "/opt/trafficserver/libexec/trafficserver/tslua.so": [ts_lua_add_module] luaL_loadstring  failed: [string "cache.lua"]:1: '=' expected near '<eof>'
>
> [Oct  3 00:06:29.598] Server {0x2aaabed91700} WARNING: something failed during BuildTable() -- check your remap plugins!
>
> [Oct  3 00:06:29.598] Server {0x2aaabed91700} WARNING: failed to reload remap.config, not replacing!
>
>
>
>
>
> _ Vasanth
>
> Sent from Mail for Windows 10
>
>
>
> From: Shu Kit Chan
> Sent: Wednesday, October 3, 2018 12:23 PM
> To: users@trafficserver.apache.org
> Subject: Re: How to use lua plugin and Scripts in Traffic server ?
>
>
>
> It looks like the lua plugin cannot find your lua script. I think you
> should not be using "@@pparam" . Instead can you try just using
> "@pparam" ?
>
> Thanks.
>
> Kit
> On Tue, Oct 2, 2018 at 10:49 PM Vasanth Mathivanan
> <vasanth.m@evolutiondigital.com> wrote:
> >
> > Hi Chan,
> >
> >
> >
> > 1.We had ATS 6.2 in Centos 6
> >
> >
> >
> > 2.Remap rules looks like below :
> >
> >     # DO NOT EDIT - Generated for edge1 by Traffic Ops (https://x.x.x.x) on Wed May 30 09:22:41 EDT 2018
> >
> > map       http://x.x.x.x:8082/     http://x.x.x.x/ @plugin=header_rewrite.so @pparam=dscp/set_dscp_32.config @plugin=header_rewrite.so @pparam=hdr_rw_live.config @plugin=background_fetch.so @pparam=bg_fetch.config @plugin=collapsed_forwarding.so  @plugin=tslua.so @@pparam=lua_test.lua
> >
> > map       http://x.x.x.x:8082/     http://x.x.x.x/ @plugin=header_rewrite.so @pparam=dscp/set_dscp_0.config @plugin=background_fetch.so @pparam=bg_fetch.config @plugin=collapsed_forwarding.so @plugin=tslua.so @@pparam=lua_test.lua
> >
> >
> >
> > note: I tried to given entire path in @@pparm syntax like @@pparam=/opt/trafficserver/libexec/trafficserver/test_lua.lua
> >
> >
> >
> >
> >
> > 3.Lua Script looks like :
> >
> >
> >
> >    function cache_lookup()
> >
> >     local cache_status = ts.http.get_cache_lookup_status()
> >
> >     if cache_status == TS_LUA_CACHE_LOOKUP_HIT_FRESH then
> >
> >         print('hit')
> >
> >     else
> >
> >         print('not hit')
> >
> >     end
> >
> >     ts.http.set_cache_lookup_status(TS_LUA_CACHE_LOOKUP_MISS)
> >
> > end
> >
> >
> >
> > function do_remap()
> >
> >     ts.hook(TS_LUA_HOOK_CACHE_LOOKUP_COMPLETE, cache_lookup)
> >
> >     return 0
> >
> > end
> >
> >
> >
> > 4.yes I did curl method only .
> >
> >
> >
> > [root@wow-den-stremer174 ~]# curl -I x.x.x.x:8082
> >
> > TTP/1.1 404 Not Found on Accelerator
> >
> > Date: Wed, 03 Oct 2018 05:13:23 GMT
> >
> > Connection: keep-alive
> >
> > Via: http/1.1 x.x.x.x. (ApacheTrafficServer/6.2.3 [uSc s f p eS:tNc  i p s ])
> >
> > Server: ATS/6.2.3
> >
> > Cache-Control: no-store
> >
> > Content-Type: text/html
> >
> > Content-Language: en
> >
> > Content-Length: 297
> >
> >
> >
> > 5.Diags log:
> >
> >
> >
> >
> >
> > [Oct  2 22:38:33.537] Server {0x2b25ed7fd240} ERROR: [ReverseProxy] failed to add remap rule at /opt/trafficserver/etc/trafficserver/remap.config line 2: Failed to create instance for plugin "/opt/trafficserver/libexec/trafficserver/tslua.so": [TSRemapNewInstance] - lua script file or string is required !!
> >
> >
> >
> >
> >
> > Note : traffic.out and error.log nothing to do .
> >
> >
> >
> > -Vasanth
> >
> >
> >
> > Sent from Mail for Windows 10
> >
> >
> >
> > From: Shu Kit Chan
> > Sent: Tuesday, October 2, 2018 1:55 AM
> > To: users@trafficserver.apache.org
> > Subject: Re: How to use lua plugin and Scripts in Traffic server ?
> >
> >
> >
> > A few things
> >
> > 1) What version of ATS are you on? 5.3.x ?
> > 2) Can you show how your remap rules looks like?
> > 3) you use the example lua script? if not, what is written in your script?
> > 4) how do you test that? curl a url that goes against your machine?
> > 5) Any messages in traffic.out / error.log / diags.log that is of interest ?
> >
> > Thanks.
> >
> > Kit
> > On Mon, Oct 1, 2018 at 6:08 AM Vasanth Mathivanan
> > <vasanth.m@evolutiondigital.com> wrote:
> > >
> > >
> > >
> > > Hi,
> > >
> > >
> > >
> > > As per document I saw lot of examples in this https://docs.trafficserver.apache.org/en/5.3.x/reference/plugins/ts_lua.en.html#ts-lua-plugin   I did the  remap config changes  ( plugin and parameters ) then make a script file in some path and  pointed on remap  Config .There is no response on it .
> > >
> > > How I could use in traffic server  and also test them  ?
> > >
> > >
> > >
> > > -Vasanth
> > >
> > >
> > >
> > > Sent from Mail for Windows 10
> > >
> > >