Files
fn-serverless/vendor/github.com/grpc-ecosystem/go-grpc-middleware/logging/logrus/ctxlogrus/doc.go
Andrea Rosa e637661ea2 Adding a way to inject a request ID (#1046)
* Adding a way to inject a request ID

It is very useful to associate a request ID to each incoming request,
this change allows to provide a function to do that via Server Option.
The change comes with a default function which will generate a new
request ID. The request ID is put in the request context along with a
common logger which always logs the request-id

We add gRPC interceptors to the server so it can get the request ID out
of the gRPC metadata and put it in the common logger stored in the
context so as all the log lines using the common logger from the context
will have the request ID logged
2018-06-14 10:40:55 +01:00

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Go

/*
`ctxlogrus` is a ctxlogger that is backed by logrus
It accepts a user-configured `logrus.Logger` that will be used for logging. The same `logrus.Logger` will
be populated into the `context.Context` passed into gRPC handler code.
You can use `ctx_logrus.Extract` to log into a request-scoped `logrus.Logger` instance in your handler code.
As `ctx_logrus.Extract` will iterate all tags on from `grpc_ctxtags` it is therefore expensive so it is advised that you
extract once at the start of the function from the context and reuse it for the remainder of the function (see examples).
Please see examples and tests for examples of use.
*/
package ctxlogrus