Expose pod stats in CLI, web UI, and Grafana

[klingerf]

This branch updates the CLI, web UI, and Grafana to add pod stat support.

CLI:

$ bin/conduit stat pods -n emojivoto
NAME                        MESHED   SUCCESS      RPS   LATENCY_P50   LATENCY_P95   LATENCY_P99
emoji-75b75b7c69-brkl9         1/1   100.00%   8.0rps           1ms           1ms           2ms
vote-bot-698df677b9-bspdf      1/1         -        -             -             -             -
voting-7548d57c9f-d6zpz        1/1    75.83%   4.0rps           1ms           2ms           3ms
web-584f848c8c-2bv7l           1/1    89.79%   8.0rps           3ms           5ms           9ms

Web:

Grafana:

Fixes #504.

[siggy]

this should get you past ci:

diff --git a/web/app/test/ApiHelpersTest.jsx b/web/app/test/ApiHelpersTest.jsx
index 122a3d0..f8e03a3 100644
--- a/web/app/test/ApiHelpersTest.jsx
+++ b/web/app/test/ApiHelpersTest.jsx
@@ -285,7 +285,7 @@ describe('ApiHelpers', () => {
     it('returns the correct rollup url for deployment overviews', () => {
       api = ApiHelpers('/go/my/own/way');
       let deploymentUrls = api.urlsForResource["deployment"].url("myNamespace", "myDeploy");
-      expect(deploymentUrls.rollup).to.equal('/api/stat?resource_type=deployment&namespace=myNamespace&resource_name=myDeploy');
+      expect(deploymentUrls.rollup).to.equal('/api/stat?resource_type=deployment');
     });
   });
 });

[siggy]

cli, web, and grafana all look awesome! all comments non-blocking, once it passes ci, 🚢

curious: why no Outbound Traffic row on the grafana dashboard?

[siggy]

👍

[siggy]

not for this review, down the road we should look at DRYing up this file with DeploymentsList.jsx

[siggy]

👍

[klingerf]

why no Outbound Traffic row on the grafana dashboard?

Ahhh, good catch -- that was an oversight by me. Will add it in a follow-up commit on this branch.