tracing: Add OpenTracing support

Add OpenTracing [1] support using Jaeger [2]. Full details are provided in `TRACING.md`. Fixes #322. [1] - https://opentracing.io [2] - https://jaegertracing.io Signed-off-by: James O. D. Hunt <james.o.hunt@intel.com>
kata-containers · Nov 16, 2018 · 90091c8 · 90091c8
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commit 90091c8
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diff --git a/Gopkg.lock b/Gopkg.lock
diff --git a/Gopkg.toml b/Gopkg.toml
@@ -50,3 +50,7 @@
   non-go = true
   go-tests = true
   unused-packages = true
+
+[[constraint]]
+  name = "github.com/uber/jaeger-client-go"
+  version = "2.15.0"
diff --git a/README.md b/README.md
@@ -5,6 +5,7 @@
 
 * [Debug mode](#debug-mode)
 * [Developer mode](#developer-mode)
+* [Enable trace support](#enable-trace-support)
 
 This project implements an agent called `kata-agent` that runs inside a virtual machine (VM).
 
@@ -20,3 +21,7 @@ See the [developer guide](https://github.com/kata-containers/documentation/blob/
 ## Developer mode
 
 Adding `agent.devmode` to the guest kernel command line will enable [debug mode](#debug-mode) and also allow the agent process to coredump (disabled by default).
+
+## Enable trace support
+
+See [the tracing guide](TRACING.md).