qiujiayu commented on a change in pull request #1217: enable local DNS
URL: https://github.com/apache/incubator-apisix/pull/1217#discussion_r396290873
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File path: t/APISIX.pm
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@@ -37,6 +37,38 @@ sub read_file($) {
$data;
}
+sub local_dns_resolver() {
+ open my $in, "/etc/resolv.conf" or die "cannot open /etc/resolv.conf";
+ my @lines = <$in>;
+ my @dns_addrs = ();
+ foreach my $line (@lines){
+ $line =~ m/^nameserver\s+(\d+[.]\d+[.]\d+[.]\d+)\s*$/;
+ if ($1) {
+ push(@dns_addrs, $1);
+ }
+ }
+ close($in);
+ return @dns_addrs
+}
+
+
+my $dns_addrs_str = "";
+my $dns_addrs_tbl_str = "";
+my $enable_local_dns = 0;
+if ($enable_local_dns) {
+ my @dns_addrs = local_dns_resolver();
+ $dns_addrs_tbl_str = "{";
+ foreach my $addr (@dns_addrs){
+ $dns_addrs_str = "$dns_addrs_str $addr";
+ $dns_addrs_tbl_str = "$dns_addrs_tbl_str\"$addr\", ";
+ }
+ $dns_addrs_tbl_str = "$dns_addrs_tbl_str}";
+} else {
+ $dns_addrs_str = "8.8.8.8 114.114.114.114";
+ $dns_addrs_tbl_str = "{\"8.8.8.8\", \"114.114.114.114\"}";
+}
+
+
Review comment:
had add a test case for enable local DNS
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