{{/*
# Copyright 2021-present Open Networking Foundation

# SPDX-License-Identifier: LicenseRef-ONF-Member-Only-1.0
*/}}

apiVersion: v1
kind: ConfigMap
metadata:
  name: "tost-telegraf-config-script"
  labels:
    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
    release: "{{ .Release.Name }}"
    app: tost-telegraf
data:
  sdfabric_telegraf.sh: |
    #!/bin/bash
    # Install kubectl and jq
    curl -sLO https://dl.k8s.io/release/v1.21.0/bin/linux/amd64/kubectl
    install -m 755 kubectl /usr/local/bin/kubectl
    apt update
    apt install -y jq

    # Utility for jq
    cat <<EOF > ~/.jq
    def count(s): reduce s as \$_ (0;.+1);
    EOF

    get-onos-server() {
        ONOS_SERVER={{ .Values.onos.server }}
        CONTROLLERS=( $(kubectl get -n tost --output json  pods | \
            jq '.items[] | select(.status.containerStatuses[].ready==true and .status.containerStatuses[].name=="onos-classic")' | \
            jq -r .status.podIP) )
        if (( ${#CONTROLLERS[@]} )); then
            CONTROLLERS=( $(shuf -e "${CONTROLLERS[@]}") )
            ONOS_SERVER=${CONTROLLERS[0]}
        fi
    }

    while IFS= read -r LINE; do
        # Topology matrix
        get-onos-server
        ACTIVE_LINKS=$(curl --fail -sSL --user {{ .Values.onos.username }}:{{ .Values.onos.password }} --noproxy $ONOS_SERVER:{{ .Values.onos.port }} -X GET -H 'Accept: application/json' \
        http://$ONOS_SERVER:{{ .Values.onos.port }}/onos/v1/links | \
        jq 'count(.links[]?.state | select(. == "ACTIVE"))')
        get-onos-server
        DEVICES=$(curl --fail -sSL --user {{ .Values.onos.username }}:{{ .Values.onos.password }} --noproxy $ONOS_SERVER:{{ .Values.onos.port }} -X GET -H 'Accept: application/json' \
            http://$ONOS_SERVER:{{ .Values.onos.port }}/onos/v1/devices | \
            jq 'count(.devices[]? | select(.available and .type=="SWITCH"))')
        get-onos-server
        ENABLE_DEVICE_PORTS=$(curl --fail -sSL --user {{ .Values.onos.username }}:{{ .Values.onos.password }} --noproxy $ONOS_SERVER:{{ .Values.onos.port }} -X GET -H 'Accept: application/json' \
            http://$ONOS_SERVER:{{ .Values.onos.port }}/onos/v1/devices/ports | \
            jq 'count(.ports[]?.isEnabled | select(.))')
        ACTIVE_LINKS=${ACTIVE_LINKS:-0}
        DEVICES=${DEVICES:-0}
        ENABLED_DEVICE_PORTS=${ENABLED_DEVICE_PORTS:-0}
        echo "onos_telegraf active_links=${ACTIVE_LINKS},enable_device_ports=${ENABLE_DEVICE_PORTS},devices=${DEVICES}"
        # Readiness for each ONOS instance and the config loader(overall readiness)
        kubectl get po -n {{ .Values.onos.namespace }} -l '{{ .Values.onos.onos_classic_label }}' -o json | \
            jq -r '.items[]? | "onos_telegraf,pod=" + (.metadata.name) + " ready=" + (count(select(.status.containerStatuses[].ready)) | tostring)'
        kubectl get po -n {{ .Values.onos.namespace }} -l '{{ .Values.onos.onos_config_loader_label }}' -o json | \
            jq -r '"onos_telegraf,pod=onos-config-loader ready=" + (count(select(.items[0].status.containerStatuses[].ready)) | tostring)'
    done