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tailscale/tsweb
Marwan Sulaiman b819f66eb1 tsweb: propagate RequestID via context and entire request
The recent addition of RequestID was only populated if the
HTTP Request had returned an error. This meant that the underlying
handler has no access to this request id and any logs it may have
emitted were impossible to correlate to that request id. Therefore,
this PR adds a middleware to generate request ids and pass them
through the request context. The tsweb.StdHandler automatically
populates this request id if the middleware is being used. Finally,
inner handlers can use the context to retrieve that same request id
and use it so that all logs and events can be correlated.

Updates #2549

Signed-off-by: Marwan Sulaiman <marwan@tailscale.com>
11 months ago
..
promvarz tsweb/promvarz: fix repeated expvar definition in test 2 years ago
varz tsweb/varz: fix exporting histograms 1 year ago
debug.go tsweb: clean up pprof handler registration, document why it's there 1 year ago
debug_test.go all: update copyright and license headers 2 years ago
log.go tsweb: propagate RequestID via context and entire request 11 months ago
request_id.go tsweb: propagate RequestID via context and entire request 11 months ago
tsweb.go tsweb: propagate RequestID via context and entire request 11 months ago
tsweb_test.go tsweb: propagate RequestID via context and entire request 11 months ago