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https://issues.apache.org/jira/browse/TS-798?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13085490#comment-13085490
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Conan Wang commented on TS-798:
-------------------------------
Now duplicate remap rule will produce fatal error.
[Aug 16 10:07:52.013] Server {47884140661120} ERROR: Cannot insert duplicate!
[Aug 16 10:07:52.013] Server {47884140661120} ERROR: Couldn't insert into trie!
[Aug 16 10:07:52.013] Server {47884140661120} ERROR: Could not insert new
mapping
[Aug 16 10:07:52.013] Server {47884140661120} WARNING: Could not add rule at
line #34; Aborting!
[Aug 16 10:07:52.013] Server {47884140661120} WARNING: [ReverseProxy] Unable to
add mapping rule to lookup table at line 34
FATAL: [ReverseProxy] Unable to add mapping rule to lookup table at line 34
/usr/local/bin/traffic_server - STACK TRACE:
/usr/local/trafficserver/lib/libtsutil.so.3(ink_fatal_va+0x9d)[0x2b8ce50ea4cd]
/usr/local/trafficserver/lib/libtsutil.so.3(ink_fatal+0x88)[0x2b8ce50ea628]
/usr/local/bin/traffic_server(_ZN10UrlRewrite10BuildTableEv+0x585)[0x57dce5]
/usr/local/bin/traffic_server(_ZN10UrlRewriteC1EPKc+0x2fa)[0x57fb4a]
/usr/local/bin/traffic_server(_Z18init_reverse_proxyv+0xec)[0x4dd10c]
/usr/local/bin/traffic_server(_Z20init_HttpProxyServerv+0xb)[0x51d90b]
/usr/local/bin/traffic_server(main+0xc07)[0x4bda57]
/lib64/libc.so.6(__libc_start_main+0xf4)[0x328d21d994]
/usr/local/bin/traffic_server(__gxx_personality_v0+0x479)[0x477f09]
> traffic_server crash if add non-existent plugin in remap rule
> -------------------------------------------------------------
>
> Key: TS-798
> URL: https://issues.apache.org/jira/browse/TS-798
> Project: Traffic Server
> Issue Type: Bug
> Components: Remap API
> Affects Versions: 2.1.8, 2.1.7
> Environment: Mac OS X 10.6.7, Centos 5.4
> Reporter: Conan Wang
> Assignee: Leif Hedstrom
> Priority: Minor
> Fix For: 3.1.0, 3.0.0
>
> Attachments: TS-798-v2.diff, TS-798.diff
>
>
> remap.config: map http://www.example.com/ http://server1.example.com/
> @plugin=xxx.so
> start traffic_server at port 8080, then "curl -x 127.0.0.1:8080
> http://www.example.com/";
> opps.
> log:
> (http_seq) [HttpSM::do_remap_request] Remapping request
> NOTE: Traffic Server received User Sig 11 from pid: 0 uid: 0
> gdb:
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_INVALID_ADDRESS at address: 0x0000000000000017
> [Switching to process 7596 thread 0x1703]
> RemapPlugins::run_single_remap (this=0x1010fbd80) at RemapPlugins.cc:157
> 157 toPath = map_to->path_get(&toPathLen);
> for some reason the plugin is not install correctly, so maybe it's better not
> to crash. :)
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