On Feb 24, 2014, at 6:42 AM, Raj Sharma <raj.sha...@makemytrip.com> wrote:
> Hi,
>
> I am a software developer in MakeMyTrip.com. I am creating a plugin in Apache
> Traffic server 3.2.0.
Why 3.2.0? 4.1.2 is the latest stable, and closest to the upcoming 4.2.0
release.
> For that below are the steps I have been followed-
>
> • Created a hello-world.c file
> #include <stdio.h>
> #include <ts/ts.h>
> int
> check_ts_version()
> {
>
> const char *ts_version = TSTrafficServerVersionGet();
> int result = 0;
>
> if (ts_version) {
> int major_ts_version = 0;
> int minor_ts_version = 0;
> int patch_ts_version = 0;
>
> if (sscanf(ts_version, "%d.%d.%d", &major_ts_version,
> &minor_ts_version, &patch_ts_version) != 3) {
> return 0;
> }
>
> /* We need at least Traffic Server 2.0 */
>
> if (major_ts_version >= 2) {
> result = 1;
> }
>
> }
>
> return result;
> }
>
> void
> TSPluginInit (int argc, const char *argv[])
> {
>
> TSPluginRegistrationInfo info;
>
> info.plugin_name = "hello-world";
> info.vendor_name = "MyCompany";
> info.support_email = "ts-api-supp...@mycompany.com";
>
> if (!TSPluginRegister (TS_SDK_VERSION_2_0 , &info)) {
TSPluginRegister returns a TS_ERROR when it fails, which has the value -1. You
should register against TS_SDK_VERSION_3_0.
> TSError ("Plugin registration failed. \n");
> }
>
> if (!check_ts_version()) {
> TSError ("Plugin requires Traffic Server 2.0 or later\n");
> return;
> }
>
> TSDebug ("debug-hello", "Hello World!\n");
> }
If you enable diagnostic tags, and set the "debug-hello" tag, then you ought to
see this message printed in the diagnostics log.
https://trafficserver.readthedocs.org/en/latest/reference/configuration/records.config.en.html#diagnostic-logging-configuration
For a quick test, you can do:
sudo $PREFIX/bin/traffic_server -T debug-hello
> • Compiled it with “tsxs -o hello-world.so -c hello-world.c”
> • Installed with “sudo tsxs -o hello-world.so -i”
> • Then updated my plugin.config file by just adding one line
> # a simple plugin.config for hello-world.so
> /usr/local/libexec/trafficserver/hello-world.so
> /usr/local/etc/trafficserver/hello-world.config
> • Then specified the path in records.config file like-
> CONFIG proxy.config.plugin.plugin_dir STRING /usr/local/libexec/trafficserver
>
> After these configuration I restarted my traffic server but I am unable to
> use this plugin. Basically I need such plugin which can categories the HTTP
> header user agents and I think it can be resolved by using header_filter
> plugin.
> Can you tell me the complete process for creating new plugins or use existing
> plugins, also tell me that how can I check whether my plugin is working on
> not.
>
> Kindly revert me asap.
>
>
> Thanks and Regards,
> Raj Sharma | Software Developer - Technology Development
> +918010833979 +918010833979 | MakeMyTrip.com, 243 SP Infocity, Udyog Vihar
> Phase 1, Gurgaon, Haryana - 122 016, India
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