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feat(transport): Log DirectPath misconfiguration #2225

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merged 9 commits into from
Nov 6, 2023
Merged

feat(transport): Log DirectPath misconfiguration #2225

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8b5fa0a
feat(transport): Log DirectPath misconfiguration
mohanli-ml Oct 17, 2023
8ae04cc
feat(transport): Log DirectPath misconfiguration
mohanli-ml Oct 19, 2023
7436e43
Merge branch 'master' into dp-logs
mohanli-ml Oct 27, 2023
340abd0
feat(transport): Log DirectPath misconfiguration
mohanli-ml Oct 27, 2023
5fdd37b
Merge branch 'master' into dp-logs
mohanli-ml Nov 2, 2023
8208f7d
feat(transport): Log DirectPath misconfiguration
mohanli-ml Nov 2, 2023
e0fff1a
Merge branch 'master' into dp-logs
mohanli-ml Nov 3, 2023
2daa2ab
feat(transport): Log DirectPath misconfiguration
mohanli-ml Nov 3, 2023
389a077
Merge branch 'main' into dp-logs
noahdietz Nov 6, 2023
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22 changes: 22 additions & 0 deletions transport/grpc/dial.go
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Original file line number Diff line number Diff line change
Expand Up @@ -181,6 +181,7 @@ func dial(ctx context.Context, insecure bool, o *internal.DialSettings) (*grpc.C
}
// TODO(cbro): add support for system parameters (quota project, request reason) via chained interceptor.
}
logDirectPathMisconfig(creds.TokenSource, o)
}

// Add tracing, but before the other options, so that clients can override the
Expand Down Expand Up @@ -296,6 +297,27 @@ func checkDirectPathEndPoint(endpoint string) bool {
return true
}

func logDirectPathMisconfig(ts oauth2.TokenSource, o *internal.DialSettings) {
isDirectPathOptionSet := o.EnableDirectPath
isDirectPathXdsEnvSet := strings.EqualFold(os.Getenv(enableDirectPathXds), "true")
isDirectPathXdsOptionSet := o.EnableDirectPathXds
if isDirectPathXdsEnvSet || isDirectPathXdsOptionSet {
// Case 1: does not enable DirectPath
if !isDirectPathOptionSet {
log.Print("WARNING: DirectPath is misconfigured. Please set the attemptDirectPath option along with the attemptDirectPathXds option.")
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} else {
// Case 2: credential is not correctly set
if !isTokenSourceDirectPathCompatible(ts, o) {
log.Print("WARNING: DirectPath is misconfigured. Please make sure the token source is fetched from GCE metadata server and the default service account is used")
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How does a user do this correctly?

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GCS client should set the AllowNonDefaultServiceAccount option to true, https://github.com/googleapis/google-api-go-client/blob/main/transport/grpc/dial.go#L269, and customers do not need to worry about this.

}
// Case 3: not running on GCE
if !metadata.OnGCE() {
log.Print("WARNING: DirectPath is misconfigured. DirectPath is only available in a GCE environment.")
}
}
}
}

func processAndValidateOpts(opts []option.ClientOption) (*internal.DialSettings, error) {
var o internal.DialSettings
for _, opt := range opts {
Expand Down