* [plugin/route53]: Support batch mode operation.
Cache all Route53 records internally using `ListResourceRecordPagesWithContext`
and serve them from memory.
Bonus features:
* Support additional r53 record types (`CNAME`, `SOA`, etc)
* Support `upstream` option (#2099 filed to support argument optionality)
Signed-off-by: Dmitry Ilyevskiy <dmitry.ilyevskiy@getcruise.com>
Signed-off-by: Dmitry Ilyevskiy <ilyevsky@gmail.com>
* Update vendor
Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
* Add route53 plugin
This fix adds route53 plugin so that it is possible to
query route53 record through CoreDNS.
Signed-off-by: Yong Tang <yong.tang.github@outlook.com>