Make tcpsocket readiness and liveness configurable

Change-Id: If0c466aa5a0b64fff0ed7cee037bd3cf8672ec46
Signed-off-by: Guillermo Calvino <guillermo.calvino@canonical.com>
diff --git a/installers/charm/nbi/config.yaml b/installers/charm/nbi/config.yaml
index f10304f..eabd968 100644
--- a/installers/charm/nbi/config.yaml
+++ b/installers/charm/nbi/config.yaml
@@ -107,3 +107,31 @@
     description: Enables the security context of the pods
     type: boolean
     default: false
+  tcpsocket_readiness_probe:
+    description: |
+      Configuration of tcpsocket readiness probe.
+
+      Default values (when configuration is empty):
+        initial_delay_seconds = 5
+        timeout_seconds = 5
+        period_seconds = 10
+        success_threshold = 1
+        failure_threshold = 3
+
+      Example of configuration:
+        juju config nbi tcpsocket_readiness_probe='{"failure_threshold": 7}'
+    type: string
+  tcpsocket_liveness_probe:
+    description: |
+      Configuration of tcpsocket liveness probe.
+
+      Default values (when configuration is empty):
+        initial_delay_seconds = 5
+        timeout_seconds = 5
+        period_seconds = 10
+        success_threshold = 1
+        failure_threshold = 3
+
+      Example of configuration:
+        juju config nbi tcpsocket_liveness_probe='{"initial_delay_seconds": 10}'
+    type: string