feat: Ability to define bursting for instance and instance-pool

Added the ability to define burstability for worker pool mode instance and
instance-pool.

Signed-off-by: Deepak Devadathan <[email protected]>

Author: ddevadat

examples/workers/vars-workers-instance.auto.tfvars

@@ -14,4 +14,10 @@ worker_pools = {
       "vnic-display-name" = {},
     },
   },
+  oke-vm-instance-burst = {
+    description = "Self-managed Instance With Bursting",
+    mode        = "instance",
+    size        = 1,
+    burst       = "BASELINE_1_8",   # Valid values BASELINE_1_8,BASELINE_1_2
+  },
 }

examples/workers/vars-workers-instancepool.auto.tfvars

@@ -14,4 +14,10 @@ worker_pools = {
       "vnic-display-name" = {},
     },
   },
+  oke-vm-instance-pool-burst = {
+    description = "Self-managed Instance Pool With Bursting",
+    mode        = "instance-pool",
+    size        = 1,
+    burst       = "BASELINE_1_8",   # Valid values BASELINE_1_8,BASELINE_1_2
+  }
 }

modules/workers/instance.tf

@@ -15,7 +15,8 @@ resource "oci_core_instance" "workers" {
   dynamic "shape_config" {
     for_each = length(regexall("Flex", each.value.shape)) > 0 ? [1] : []
     content {
-      ocpus = each.value.ocpus
+      baseline_ocpu_utilization = lookup(each.value, "burst", "BASELINE_1_1")
+      ocpus                     = each.value.ocpus
       memory_in_gbs = ( # If > 64GB memory/core, correct input to exactly 64GB memory/core
         (each.value.memory / each.value.ocpus) > 64 ? each.value.ocpus * 64 : each.value.memory
       )

modules/workers/instanceconfig.tf

@@ -76,7 +76,8 @@ resource "oci_core_instance_configuration" "workers" {
       dynamic "shape_config" {
         for_each = length(regexall("Flex", each.value.shape)) > 0 ? [1] : []
         content {
-          ocpus = each.value.ocpus
+          baseline_ocpu_utilization = lookup(each.value, "burst", "BASELINE_1_1")
+          ocpus                     = each.value.ocpus
           memory_in_gbs = ( # If > 64GB memory/core, correct input to exactly 64GB memory/core
             (each.value.memory / each.value.ocpus) > 64 ? each.value.ocpus * 64 : each.value.memory
           )