clearml-helm-charts/dependency_charts/mongodb/templates/replicaset/scripts-configmap.yaml

{{- if eq .Values.architecture "replicaset" }}
apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ include "mongodb.fullname" . }}-scripts
  namespace: {{ include "mongodb.namespace" . }}
  labels: {{- include "common.labels.standard" . | nindent 4 }}
    app.kubernetes.io/component: mongodb
data:
  {{- $fullname := include "mongodb.fullname" . }}
  {{- $releaseNamespace := include "mongodb.namespace" . }}
  {{- if and .Values.externalAccess.autoDiscovery.enabled (eq .Values.externalAccess.service.type "LoadBalancer") }}
  auto-discovery.sh: |-
    #!/bin/bash

    SVC_NAME="${MY_POD_NAME}-external"

    # Auxiliary functions
    retry_while() {
        local -r cmd="${1:?cmd is missing}"
        local -r retries="${2:-12}"
        local -r sleep_time="${3:-5}"
        local return_value=1

        read -r -a command <<< "$cmd"
        for ((i = 1 ; i <= retries ; i+=1 )); do
            "${command[@]}" && return_value=0 && break
            sleep "$sleep_time"
        done
        return $return_value
    }
    k8s_svc_lb_ip() {
        local namespace=${1:?namespace is missing}
        local service=${2:?service is missing}
        local service_ip=$(kubectl get svc "$service" -n "$namespace" -o jsonpath="{.status.loadBalancer.ingress[0].ip}")
        local service_hostname=$(kubectl get svc "$service" -n "$namespace" -o jsonpath="{.status.loadBalancer.ingress[0].hostname}")

        if [[ -n ${service_ip} ]]; then
            echo "${service_ip}"
        else
            echo "${service_hostname}"
        fi
    }
    k8s_svc_lb_ip_ready() {
        local namespace=${1:?namespace is missing}
        local service=${2:?service is missing}
        [[ -n "$(k8s_svc_lb_ip "$namespace" "$service")" ]]
    }
    # Wait until LoadBalancer IP is ready
    retry_while "k8s_svc_lb_ip_ready {{ $releaseNamespace }} $SVC_NAME" || exit 1
    # Obtain LoadBalancer external IP
    k8s_svc_lb_ip "{{ $releaseNamespace }}" "$SVC_NAME" | tee "$SHARED_FILE"
  {{- end }}
  setup.sh: |-
    #!/bin/bash

    {{- if .Values.externalAccess.enabled }}
    {{- if eq .Values.externalAccess.service.type "LoadBalancer" }}
    {{- if .Values.externalAccess.autoDiscovery.enabled }}
    export MONGODB_ADVERTISED_HOSTNAME="$(<${SHARED_FILE})"
    {{- else }}
    ID="${MY_POD_NAME#"{{ $fullname }}-"}"
    export MONGODB_ADVERTISED_HOSTNAME=$(echo '{{ .Values.externalAccess.service.loadBalancerIPs }}' | tr -d '[]' | cut -d ' ' -f "$(($ID + 1))")
    {{- end }}
    {{- else if eq .Values.externalAccess.service.type "NodePort" }}
    {{- if .Values.externalAccess.service.domain }}
    export MONGODB_ADVERTISED_HOSTNAME={{ .Values.externalAccess.service.domain }}
    {{- else }}
    export MONGODB_ADVERTISED_HOSTNAME=$(curl -s https://ipinfo.io/ip)
    {{- end }}
    {{- end }}
    {{- end }}

    echo "Advertised Hostname: $MONGODB_ADVERTISED_HOSTNAME"

    if [[ "$MY_POD_NAME" = "{{ $fullname }}-0" ]]; then
        echo "Pod name matches initial primary pod name, configuring node as a primary"
        export MONGODB_REPLICA_SET_MODE="primary"
    else
        echo "Pod name doesn't match initial primary pod name, configuring node as a secondary"
        export MONGODB_REPLICA_SET_MODE="secondary"
        export MONGODB_INITIAL_PRIMARY_ROOT_PASSWORD="$MONGODB_ROOT_PASSWORD"
        export MONGODB_INITIAL_PRIMARY_PORT_NUMBER="$MONGODB_PORT_NUMBER"
        export MONGODB_ROOT_PASSWORD="" MONGODB_USERNAME="" MONGODB_DATABASE="" MONGODB_PASSWORD=""
    fi

    exec /opt/bitnami/scripts/mongodb/entrypoint.sh /opt/bitnami/scripts/mongodb/run.sh
{{- end }}