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18 lines
655 B
Go
18 lines
655 B
Go
package traffic
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import "github.com/miekg/dns"
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// See https://github.com/grpc/grpc/blob/master/doc/service_config.md for the fields in this proto.
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// We encode it as json and return it in a TXT field.
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var lbTXTxds = `grpc_config=[{"serviceConfig":{"loadBalancingConfig":[{"xds_experimental":{"lrs_load_reporting_server_name":""}}]}}]`
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// Current impl. that will be removed in favor of xds
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var lbTXTgrpc = `grpc_config=[{"serviceConfig":{"loadBalancingConfig":[{"grpclb":{}}]}}]`
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func txt(z string) []dns.RR {
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return []dns.RR{&dns.TXT{
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Hdr: dns.RR_Header{Name: z, Rrtype: dns.TypeTXT, Class: dns.ClassINET, Ttl: 5},
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Txt: []string{lbTXTgrpc},
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}}
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}
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