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* duckdns: add option to grab IP addresses from URLs Enables use of external services instead of Duck DNS' automatic detection, which at time of writing doesn't work with IPv6. * Update config.json * Update CHANGELOG.md * Update README.md Co-authored-by: Pascal Vizeli <pascal.vizeli@syshack.ch>
70 lines
2.0 KiB
Bash
Executable File
70 lines
2.0 KiB
Bash
Executable File
#!/usr/bin/env bashio
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CERT_DIR=/data/letsencrypt
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WORK_DIR=/data/workdir
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# Let's encrypt
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LE_UPDATE="0"
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# DuckDNS
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IPV4=$(bashio::config 'ipv4 // empty')
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IPV6=$(bashio::config 'ipv6 // empty')
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TOKEN=$(bashio::config 'token')
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DOMAINS=$(bashio::config 'domains | join(",")')
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WAIT_TIME=$(bashio::config 'seconds')
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# Function that performe a renew
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function le_renew() {
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local domain_args=()
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local domains
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domains=$(bashio::config 'domains')
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# Prepare domain for Let's Encrypt
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for domain in ${domains}; do
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domain_args+=("--domain" "${domain}")
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done
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dehydrated --cron --hook ./hooks.sh --challenge dns-01 "${domain_args[@]}" --out "${CERT_DIR}" --config "${WORK_DIR}/config" || true
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LE_UPDATE="$(date +%s)"
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}
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# Register/generate certificate if terms accepted
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if bashio::config.true 'lets_encrypt.accept_terms'; then
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# Init folder structs
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mkdir -p "${CERT_DIR}"
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mkdir -p "${WORK_DIR}"
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# Generate new certs
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if [ ! -d "${CERT_DIR}/live" ]; then
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# Create empty dehydrated config file so that this dir will be used for storage
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touch "${WORK_DIR}/config"
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dehydrated --register --accept-terms --config "${WORK_DIR}/config"
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elif [ -e "${WORK_DIR}/lock" ]; then
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# Some user reports issue with lock files/cleanup
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rm -rf "${WORK_DIR}/lock"
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bashio::log.warning "Reset dehydrated lock file"
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fi
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fi
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# Run duckdns
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while true; do
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[[ ${IPV4} != *:/* ]] && ipv4=${IPV4} || ipv4=$(curl -s -m 10 "${IPV4}")
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[[ ${IPV6} != *:/* ]] && ipv6=${IPV6} || ipv6=$(curl -s -m 10 "${IPV6}")
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if answer="$(curl -s "https://www.duckdns.org/update?domains=${DOMAINS}&token=${TOKEN}&ip=${ipv4}&ipv6=${ipv6}&verbose=true")"; then
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bashio::log.info "${answer}"
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else
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bashio::log.warning "${answer}"
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fi
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now="$(date +%s)"
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if bashio::config.true 'lets_encrypt.accept_terms' && [ $((now - LE_UPDATE)) -ge 43200 ]; then
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le_renew
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fi
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sleep "${WAIT_TIME}"
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done
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