2803cf6792
Home Assistant add-on that joins the instance to a Netmaker network via netclient. Distributed as a repository add-on using a prebuilt arm64 image (gitea.savant.io/homeassistant/netmaker) to avoid local buildx. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
69 lines
2.4 KiB
Plaintext
69 lines
2.4 KiB
Plaintext
#!/command/with-contenv bashio
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# shellcheck shell=bash
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export LOG_FD
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# ==============================================================================
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# Home Assistant Community App: Netmaker
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# Joins the netmaker network once, using an enrollment token
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# ==============================================================================
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declare token
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declare -a options=()
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declare value
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declare wait_counter=0
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readonly NODES_FILE="/etc/netclient/nodes.json"
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readonly WAIT_DELAY=2
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readonly WAIT_COUNT=30 # 30*2s = 60s
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# An enrollment token is required for a headless join. The token is a base64
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# blob that already embeds the netmaker server address, so nothing else is
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# needed to reach the server.
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token=$(bashio::config 'enrollment_token')
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if bashio::var.is_empty "${token}"; then
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bashio::exit.nok \
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"No 'enrollment_token' configured. Generate one in your Netmaker dashboard" \
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"(Enrollment Keys) and set it in this app's configuration."
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fi
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# If this host is already registered to a network, don't join again. The daemon
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# keeps nodes.json populated; a non-empty object means we have joined before.
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if bashio::fs.file_exists "${NODES_FILE}" \
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&& jq --exit-status 'length > 0' "${NODES_FILE}" > /dev/null 2>&1; then
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bashio::log.info "netclient is already joined to a network, skipping join"
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exit 0
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fi
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# Build the optional join flags from configuration.
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if value=$(bashio::config 'host_name') && bashio::var.has_value "${value}"; then
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options+=(-o "${value}")
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fi
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if bashio::config.has_value 'port' && [[ "$(bashio::config 'port')" -ne 0 ]]; then
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options+=(-p "$(bashio::config 'port')")
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fi
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if value=$(bashio::config 'interface') && bashio::var.has_value "${value}"; then
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options+=(-I "${value}")
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fi
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if value=$(bashio::config 'endpoint') && bashio::var.has_value "${value}"; then
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options+=(-e "${value}")
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fi
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if value=$(bashio::config 'endpoint6') && bashio::var.has_value "${value}"; then
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options+=(-E "${value}")
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fi
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if value=$(bashio::config 'firewall') && bashio::var.has_value "${value}"; then
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options+=(-f "${value}")
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fi
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# Give the daemon a moment to initialize its config directory before joining.
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while [ ! -d /etc/netclient ]; do
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if (( wait_counter++ == WAIT_COUNT )); then
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break
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fi
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sleep "${WAIT_DELAY}"
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done
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bashio::log.info "Joining netmaker network..."
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if ! /opt/netclient join -t "${token}" "${options[@]}"; then
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bashio::exit.nok "Failed to join the netmaker network"
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fi
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bashio::log.info "Successfully joined the netmaker network"
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