[jira] [Commented] (TS-1076) Implement the ESI for ATS
[ https://issues.apache.org/jira/browse/TS-1076?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13182998#comment-13182998 ] Eric Ahn commented on TS-1076: -- I found homepage, http://trafficserver.apache.org/docs/trunk/admin/plugins/index.en.html. and also I reviewed the plugin after checkout, svn is http://svn.apache.org/repos/asf/trafficserver/plugins/trunk/ > Implement the ESI for ATS > -- > > Key: TS-1076 > URL: https://issues.apache.org/jira/browse/TS-1076 > Project: Traffic Server > Issue Type: New Feature > Components: Plugins >Affects Versions: 3.0.2 >Reporter: Eric Ahn >Priority: Minor > Labels: cache > > Support ESI feature. > You can review the doc (http://www.akamai.com/html/support/esi.html) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (TS-1073) no_dns_just_forward_to_parent configuration parameter is ignored/not used.
[
https://issues.apache.org/jira/browse/TS-1073?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13182950#comment-13182950
]
Leif Hedstrom commented on TS-1073:
---
Hmmm, so this doesn't work with trunk, due to all the IPv6 changes... Would you
be able to get it working there? If not, I'll take a stab if necessary.
Thanks!
> no_dns_just_forward_to_parent configuration parameter is ignored/not used.
> --
>
> Key: TS-1073
> URL: https://issues.apache.org/jira/browse/TS-1073
> Project: Traffic Server
> Issue Type: Bug
> Components: DNS
>Affects Versions: 3.0.2
> Environment: Ubuntu 10.0, Fedora 14
>Reporter: Kevin Giles
>Assignee: Leif Hedstrom
> Fix For: 3.1.2
>
> Attachments: TS-1073.patch
>
>
> I have two instances of trafficserver configured, one instance is configured
> to use the second instance as a parent proxy using the following parameters
> from the records.config:
> CONFIG proxy.config.http.no_dns_just_forward_to_parent INT 1
> CONFIG proxy.config.http.parent_proxy_routing_enable INT 1
> The parent config looks like this:
> dest_domain=. parent="parent:8080" round_robin=false
> The no_dns_just_forward_to_parent is not used in the code and as a result dns
> lookups are being performed in the child instance.
> The following code changes seem to fix this:
> proxy/http/HttpSM.cc
> @@ -6406,11 +6405,20 @@
> t_state.dns_info.lookup_success = true;
> call_transact_and_set_next_state(NULL);
> break;
>} else if (t_state.parent_result.r == PARENT_UNDEFINED &&
> t_state.dns_info.lookup_success) {
> // Already set, and we don't have a parent proxy to lookup
> ink_assert(t_state.host_db_info.ip());
> Debug("dns", "[HttpTransact::HandleRequest] Skipping DNS lookup,
> provided by plugin");
> call_transact_and_set_next_state(NULL);
> break;
> + } else if (t_state.dns_info.looking_up == HttpTransact::ORIGIN_SERVER
> &&
> + t_state.http_config_param->no_dns_forward_to_parent){
> +
> +if(t_state.cop_test_page) {
> +t_state.host_db_info.ip()
> =t_state.state_machine->ua_session->get_netvc()->get_local_ip();
> +}
> +
> +t_state.dns_info.lookup_success = true;
> +call_transact_and_set_next_state(NULL);
> +break;
>}
>
>HTTP_SM_SET_DEFAULT_HANDLER(&HttpSM::state_hostdb_lookup);
> to avoid reverse ns lookups
> /proxy/http/HttpTransact.cc
> @@ -1650,7 +1651,8 @@
>} else if (s->dns_info.lookup_name[0] <= '9' &&
> s->dns_info.lookup_name[0] >= '0' &&
> //(s->state_machine->authAdapter.needs_rev_dns() ||
> - ( host_rule_in_CacheControlTable() ||
> s->parent_params->ParentTable->hostMatch)) {
> + ( host_rule_in_CacheControlTable() ||
> s->parent_params->ParentTable->hostMatch) &&
> + !s->http_config_param->no_dns_forward_to_parent) {
> // note, broken logic: ACC fudges the OR stmt to always be true,
> // 'AuthHttpAdapter' should do the rev-dns if needed, not here .
> TRANSACT_RETURN(REVERSE_DNS_LOOKUP, HttpTransact::StartAccessControl);
> I would like to have these changes applied to the repository if they look ok.
> I also created an empty resolv.conf and pointed ats to the empty file:
> CONFIG proxy.config.dns.resolv_conf STRING
> /usr/local/etc/trafficserver/resolv.conf
> When these changes are applied the child instance no longer attempts to
> perform dns lookups for the
> http requests that it receives. If they are not applied and the dns lookup it
> slow or unreliable on the
> child then the http requests are blocked by the dns lookup within the child
> trafficserver instance.
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[jira] [Commented] (TS-1076) Implement the ESI for ATS
[ https://issues.apache.org/jira/browse/TS-1076?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13182814#comment-13182814 ] Leif Hedstrom commented on TS-1076: --- Brian, you are never wrong. It's in the plugins directory, above the main traffic tree. > Implement the ESI for ATS > -- > > Key: TS-1076 > URL: https://issues.apache.org/jira/browse/TS-1076 > Project: Traffic Server > Issue Type: New Feature > Components: Plugins >Affects Versions: 3.0.2 >Reporter: Eric Ahn >Priority: Minor > Labels: cache > > Support ESI feature. > You can review the doc (http://www.akamai.com/html/support/esi.html) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (TS-1076) Implement the ESI for ATS
[ https://issues.apache.org/jira/browse/TS-1076?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13182707#comment-13182707 ] Brian Geffon commented on TS-1076: -- Correct me if i'm wrong, but isn't there already and ESI plugin with most of the functionality already implemented? > Implement the ESI for ATS > -- > > Key: TS-1076 > URL: https://issues.apache.org/jira/browse/TS-1076 > Project: Traffic Server > Issue Type: New Feature > Components: Plugins >Affects Versions: 3.0.2 >Reporter: Eric Ahn >Priority: Minor > Labels: cache > > Support ESI feature. > You can review the doc (http://www.akamai.com/html/support/esi.html) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Created] (TS-1076) Implement the ESI for ATS
Implement the ESI for ATS -- Key: TS-1076 URL: https://issues.apache.org/jira/browse/TS-1076 Project: Traffic Server Issue Type: New Feature Components: Plugins Affects Versions: 3.0.2 Reporter: Eric Ahn Priority: Minor Support ESI feature. You can review the doc (http://www.akamai.com/html/support/esi.html) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (TS-1073) no_dns_just_forward_to_parent configuration parameter is ignored/not used.
[
https://issues.apache.org/jira/browse/TS-1073?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Kevin Giles updated TS-1073:
Attachment: TS-1073.patch
The revision should be ignore as it coming from a local repository. The changes
were applied to files contained within the 3.0.2 release.
> no_dns_just_forward_to_parent configuration parameter is ignored/not used.
> --
>
> Key: TS-1073
> URL: https://issues.apache.org/jira/browse/TS-1073
> Project: Traffic Server
> Issue Type: Bug
> Components: DNS
>Affects Versions: 3.0.2
> Environment: Ubuntu 10.0, Fedora 14
>Reporter: Kevin Giles
>Assignee: Leif Hedstrom
> Fix For: 3.1.2
>
> Attachments: TS-1073.patch
>
>
> I have two instances of trafficserver configured, one instance is configured
> to use the second instance as a parent proxy using the following parameters
> from the records.config:
> CONFIG proxy.config.http.no_dns_just_forward_to_parent INT 1
> CONFIG proxy.config.http.parent_proxy_routing_enable INT 1
> The parent config looks like this:
> dest_domain=. parent="parent:8080" round_robin=false
> The no_dns_just_forward_to_parent is not used in the code and as a result dns
> lookups are being performed in the child instance.
> The following code changes seem to fix this:
> proxy/http/HttpSM.cc
> @@ -6406,11 +6405,20 @@
> t_state.dns_info.lookup_success = true;
> call_transact_and_set_next_state(NULL);
> break;
>} else if (t_state.parent_result.r == PARENT_UNDEFINED &&
> t_state.dns_info.lookup_success) {
> // Already set, and we don't have a parent proxy to lookup
> ink_assert(t_state.host_db_info.ip());
> Debug("dns", "[HttpTransact::HandleRequest] Skipping DNS lookup,
> provided by plugin");
> call_transact_and_set_next_state(NULL);
> break;
> + } else if (t_state.dns_info.looking_up == HttpTransact::ORIGIN_SERVER
> &&
> + t_state.http_config_param->no_dns_forward_to_parent){
> +
> +if(t_state.cop_test_page) {
> +t_state.host_db_info.ip()
> =t_state.state_machine->ua_session->get_netvc()->get_local_ip();
> +}
> +
> +t_state.dns_info.lookup_success = true;
> +call_transact_and_set_next_state(NULL);
> +break;
>}
>
>HTTP_SM_SET_DEFAULT_HANDLER(&HttpSM::state_hostdb_lookup);
> to avoid reverse ns lookups
> /proxy/http/HttpTransact.cc
> @@ -1650,7 +1651,8 @@
>} else if (s->dns_info.lookup_name[0] <= '9' &&
> s->dns_info.lookup_name[0] >= '0' &&
> //(s->state_machine->authAdapter.needs_rev_dns() ||
> - ( host_rule_in_CacheControlTable() ||
> s->parent_params->ParentTable->hostMatch)) {
> + ( host_rule_in_CacheControlTable() ||
> s->parent_params->ParentTable->hostMatch) &&
> + !s->http_config_param->no_dns_forward_to_parent) {
> // note, broken logic: ACC fudges the OR stmt to always be true,
> // 'AuthHttpAdapter' should do the rev-dns if needed, not here .
> TRANSACT_RETURN(REVERSE_DNS_LOOKUP, HttpTransact::StartAccessControl);
> I would like to have these changes applied to the repository if they look ok.
> I also created an empty resolv.conf and pointed ats to the empty file:
> CONFIG proxy.config.dns.resolv_conf STRING
> /usr/local/etc/trafficserver/resolv.conf
> When these changes are applied the child instance no longer attempts to
> perform dns lookups for the
> http requests that it receives. If they are not applied and the dns lookup it
> slow or unreliable on the
> child then the http requests are blocked by the dns lookup within the child
> trafficserver instance.
--
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