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https://github.com/pomerium/pomerium.git
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6511440c2f
* core/controlplane: apply configuration changes in a background thread * core/controlplane: build envoy resources in goroutines * tracing
90 lines
3.3 KiB
Go
90 lines
3.3 KiB
Go
package controlplane
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import (
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"strings"
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envoy_data_accesslog_v3 "github.com/envoyproxy/go-control-plane/envoy/data/accesslog/v3"
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envoy_service_accesslog_v3 "github.com/envoyproxy/go-control-plane/envoy/service/accesslog/v3"
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"github.com/rs/zerolog"
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"github.com/pomerium/pomerium/internal/log"
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)
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func (srv *Server) registerAccessLogHandlers() {
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envoy_service_accesslog_v3.RegisterAccessLogServiceServer(srv.GRPCServer, srv)
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}
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// StreamAccessLogs receives logs from envoy and prints them to stdout.
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func (srv *Server) StreamAccessLogs(stream envoy_service_accesslog_v3.AccessLogService_StreamAccessLogsServer) error {
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for {
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msg, err := stream.Recv()
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if err != nil {
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log.Error(stream.Context()).Err(err).Msg("access log stream error, disconnecting")
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return err
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}
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for _, entry := range msg.GetHttpLogs().LogEntry {
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reqPath := entry.GetRequest().GetPath()
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var evt *zerolog.Event
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if reqPath == "/ping" || reqPath == "/healthz" {
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evt = log.Debug(stream.Context())
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} else {
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evt = log.Info(stream.Context())
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}
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evt = evt.Str("service", "envoy")
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fields := srv.currentConfig.Load().Options.GetAccessLogFields()
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for _, field := range fields {
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evt = populateLogEvent(field, evt, entry)
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}
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// headers are selected in the envoy access logs config, so we can log all of them here
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if len(entry.GetRequest().GetRequestHeaders()) > 0 {
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evt = evt.Interface("headers", entry.GetRequest().GetRequestHeaders())
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}
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evt.Msg("http-request")
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}
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}
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}
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func populateLogEvent(
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field log.AccessLogField,
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evt *zerolog.Event,
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entry *envoy_data_accesslog_v3.HTTPAccessLogEntry,
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) *zerolog.Event {
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referer, _, _ := strings.Cut(entry.GetRequest().GetReferer(), "?")
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path, query, _ := strings.Cut(entry.GetRequest().GetPath(), "?")
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switch field {
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case log.AccessLogFieldAuthority:
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return evt.Str(string(field), entry.GetRequest().GetAuthority())
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case log.AccessLogFieldDuration:
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dur := entry.GetCommonProperties().GetTimeToLastDownstreamTxByte().AsDuration()
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return evt.Dur(string(field), dur)
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case log.AccessLogFieldForwardedFor:
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return evt.Str(string(field), entry.GetRequest().GetForwardedFor())
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case log.AccessLogFieldIP:
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return evt.Str(string(field), entry.GetCommonProperties().GetDownstreamRemoteAddress().GetSocketAddress().GetAddress())
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case log.AccessLogFieldMethod:
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return evt.Str(string(field), entry.GetRequest().GetRequestMethod().String())
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case log.AccessLogFieldPath:
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return evt.Str(string(field), path)
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case log.AccessLogFieldQuery:
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return evt.Str(string(field), query)
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case log.AccessLogFieldReferer:
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return evt.Str(string(field), referer)
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case log.AccessLogFieldRequestID:
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return evt.Str(string(field), entry.GetRequest().GetRequestId())
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case log.AccessLogFieldResponseCode:
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return evt.Uint32(string(field), entry.GetResponse().GetResponseCode().GetValue())
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case log.AccessLogFieldResponseCodeDetails:
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return evt.Str(string(field), entry.GetResponse().GetResponseCodeDetails())
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case log.AccessLogFieldSize:
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return evt.Uint64(string(field), entry.GetResponse().GetResponseBodyBytes())
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case log.AccessLogFieldUpstreamCluster:
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return evt.Str(string(field), entry.GetCommonProperties().GetUpstreamCluster())
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case log.AccessLogFieldUserAgent:
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return evt.Str(string(field), entry.GetRequest().GetUserAgent())
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default:
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return evt
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}
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}
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