circuit breaker is open. This request was not sent to the service

[Pavan976]

Hello,

We are trying to deploy helm charts using terraform helm provider and we end with below error.

ERROR:

circuit breaker is open. This request was not sent to the service. Look for earlier errors to determine why the circuit breaker was opened.
│  An open circuit breaker means  service failed too many times in the recent past. Because the circuit breaker has been opened, requests within the openStateWindow of 30.00 seconds since the circuit breaker was opened will not be sent to the service.
│ For more information on the exact errors with which the  service responds to your requests, enable Info-level logs and rerun your code.
│  URL which circuit breaker prevented request to - containerengine.me-jeddah-1.oci.oraclecloud.com/20180222/clusters/ocid1.cluster.oc1.me-jeddah-1.aaaaaaaab2aneb34x2um3ppsytsz5jsagm556vepfq5dakptycbresghwevq/kubeconfig/content 
│  Circuit Breaker Info 
│  Name - DefaultCircuitBreaker 
│  State - open 
│   Number of requests - 0 
│  Number of success - 0 
│  Number of failures - 0 
│ 
│   with module.helm.data.oci_containerengine_cluster_kube_config.cluster["2"],
│   on .terraform/modules/helm/main.tf line 11, in data "oci_containerengine_cluster_kube_config" "cluster":
│   11: data "oci_containerengine_cluster_kube_config" "cluster" {

Terraform config code:

helm = [
  {
    cluster_name   = "fss-int-mgmt-mej1-iac"
    compartment_id = "ocid1.compartment.oc1..aaaaaaaaevtr522gnz5hrcoqfrmevr23jiyhd3zme2h7fujpu4lr3txgm36q23ds"
    charts = [
      {
        name       = "metrics-server"
        chart_path = "../helm-charts/metrics-server/"
        namespace  = "devops"
        set        = []
      },
      {
        name       = "nginx-ingress"
        chart_path = "../helm-charts/nginx-ingress/"
        namespace  = "devops"
        set = [
          {
            name  = "controller.service.annotations.service.beta.kubernetes.io/oci-load-balancer-internal"
            value = "false"
          }
        ]
      },
      {
        name       = "jenkins"
        chart_path = "../helm-charts/jenkins/"
        namespace  = "devops"
        set        = []
      }
    ]
  },
  {
    cluster_name   = "fss-int-mgmt-mej1-common"
    compartment_id = "ocid1.compartment.oc1..aaaaaaaaevtr522gnz5hrcoqfrmevr23jiyhd3zme2h7fujpu4lr3txgm36q23ds"
    charts = [
      {
        name       = "metrics-server"
        chart_path = "../helm-charts/metrics-server/"
        namespace  = "devops"
        set        = []
      },
      {
        name       = "nginx-ingress"
        chart_path = "../helm-charts/nginx-ingress/"
        namespace  = "devops"
        set = [
          {
            name  = "controller.service.annotations.service.beta.kubernetes.io/oci-load-balancer-internal"
            value = "false"
          }
        ]
      },
      {
        name       = "sonarqube"
        chart_path = "../helm-charts/sonarqube/"
        namespace  = "devops"
        set        = []
      },
      {
        name       = "nexus"
        chart_path = "../helm-charts/nexus/"
        namespace  = "devops"
        set        = []
      },
    ]
  },
  {
    cluster_name   = "fss-int-mgmt-mej1-egress"
    compartment_id = "ocid1.compartment.oc1..aaaaaaaaevtr522gnz5hrcoqfrmevr23jiyhd3zme2h7fujpu4lr3txgm36q23ds"
    charts = [
      {
        name       = "metrics-server"
        chart_path = "../helm-charts/metrics-server/"
        namespace  = "devops"
        set        = []
      },
      {
        name       = "nginx-ingress"
        chart_path = "../helm-charts/nginx-ingress/"
        namespace  = "devops"
        set = [
          {
            name  = "controller.service.annotations.service.beta.kubernetes.io/oci-load-balancer-internal"
            value = "false"
          }
        ]
      }
    ]
  }
]

Terraform module:

locals {
  helm = { for k, v in var.helm : k => v }
}

data "oci_containerengine_clusters" "cluster_id" {
  for_each       = local.helm
  compartment_id = each.value.compartment_id
  name           = each.value.cluster_name
}

data "oci_containerengine_cluster_kube_config" "cluster" {
  for_each   = local.helm
  cluster_id = data.oci_containerengine_clusters.cluster_id[each.key].clusters[0].id
}


/* ****************************************
 To fetch the cce cluster config and write into the text file
***************************************** */
resource "local_file" "config" {
  for_each = local.helm
  content  = <<-EOL
    ${data.oci_containerengine_cluster_kube_config.cluster[each.key].content}
    EOL
  filename = "/tmp/kube-config.yaml"
}

locals {
  charts = { for i in flatten([for n in local.helm :
    [for a in lookup(n, "charts", []) :
      merge(a, {
        cluster_name = n.cluster_name
    })]
  ]) : "${i.cluster_name}:${i.name}" => i }
}

resource "helm_release" "helm" {
  for_each  = local.charts
  name      = each.value.name
  chart     = each.value.chart_path
  namespace = each.value.namespace

  dynamic "set" {
    for_each = each.value.set
    content {
      name  = set.value.name
      value = set.value.value
    }
  }
}