#!/bin/bash
# phoenixd health check — managed by Ansible (roles/phoenixd)
#
# Asks the node whether it is healthy and records the answer in the exit code,
# which systemd keeps:
#     systemctl is-failed {{ phoenixd_healthcheck_service_name }}.service
# That is a complete answer on its own. Reporting anywhere else is optional.
PUSH_URL="${HEALTHCHECK_PUSH_URL:-}"
export PHOENIX_DATADIR="{{ phoenixd_data_dir }}"

check_phoenixd() {
    # Service must be active and the node must answer getinfo.
    # phoenix-cli reads the api password from $PHOENIX_DATADIR/phoenix.conf,
    # but not the bind address, so pass it explicitly.
    systemctl is-active --quiet phoenixd && \
    {{ phoenixd_bin_dir }}/phoenix-cli \
        --http-bind-ip {{ phoenixd_http_bind_ip }} \
        --http-bind-port {{ phoenixd_http_bind_port }} \
        getinfo 2>/dev/null | grep -q '"nodeId"'
}

report() {
    local status=$1 msg=$2
    # No push URL configured is NORMAL, not an error: the exit code below still
    # answers the question. The previous version logged ERROR here on every
    # single fire, once a minute, which is noise that trains you to ignore it.
    [ -n "$PUSH_URL" ] || return 0
    curl -s --max-time 10 --retry 2 -o /dev/null \
        "${PUSH_URL}?status=${status}&msg=${msg// /%20}&ping=" || true
}

if check_phoenixd; then
    report "up" "OK"
    exit 0
else
    echo "phoenixd is not responding"
    report "down" "phoenixd not responding"
    exit 1
fi