93 lines
2.1 KiB
Bash
93 lines
2.1 KiB
Bash
#!/bin/sh
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. /lib/config/uci.sh
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set -e
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CACHE_DOMAINS_SRC="https://api.github.com/repos/uklans/cache-domains/tarball/master"
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CACHE_DOMAINS_DIR="/var/cache-domains"
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CONFIG_FILE="/etc/cache-domains.json"
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dnsmasq_conf() {
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local ACTION="${1}"
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local ADDN_CONF_DIR="${2}"
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local I=0
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local DNSMASQ_CONF_DIR
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local DNSMASQ_CONF_FILE
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while uci_get "dhcp" "@dnsmasq[${I}]" > /dev/null; do
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DNSMASQ_CONF_DIR="$(uci_get "dhcp" "@dnsmasq[${I}]" "confdir" "/tmp/dnsmasq.d" || :)"
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uci_remove_list "dhcp" "@dnsmasq[${I}]" "addnmount" "${ADDN_CONF_DIR}"
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mkdir -p "${DNSMASQ_CONF_DIR}"
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case "${ACTION}" in
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add)
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ln -s "${ADDN_CONF_DIR}/"* "${DNSMASQ_CONF_DIR}" 2> /dev/null || :
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uci_add_list "dhcp" "@dnsmasq[${I}]" "addnmount" "${ADDN_CONF_DIR}"
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;;
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remove)
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for DNSMASQ_CONF_FILE in "${DNSMASQ_CONF_DIR}/"*; do
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case "$(readlink "${DNSMASQ_CONF_FILE}" || echo "${DNSMASQ_CONF_FILE}")" in
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"${ADDN_CONF_DIR}"*)
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rm -f "${DNSMASQ_CONF_FILE}"
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;;
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esac
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done
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;;
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*)
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echo "ERROR: Invalid action '${ACTION}' for dnsmasq_conf()"
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return 1
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;;
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esac
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uci_commit "dhcp"
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I=$((${I} + 1))
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done
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/etc/init.d/dnsmasq "restart"
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}
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configure() {
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local INITIAL_DIR
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local SOURCE_DIR
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mkdir -p "${CACHE_DOMAINS_DIR}"
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rm -fr "${CACHE_DOMAINS_DIR:?}/"*
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if ! wget -qO - "${CACHE_DOMAINS_SRC}" | tar -xzC "${CACHE_DOMAINS_DIR}"; then
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rm -fr "${CACHE_DOMAINS_DIR}"
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echo "ERROR: Could not retrieve ${CACHE_DOMAINS_SRC}"
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exit 1
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fi
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SOURCE_DIR="${CACHE_DOMAINS_DIR}/$(ls "${CACHE_DOMAINS_DIR}")"
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if [ ! -f "${CONFIG_FILE}" ]; then
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cp "${SOURCE_DIR}/scripts/config.example.json" "${CONFIG_FILE}"
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echo "Using example config file ${CONFIG_FILE}"
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fi
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INITIAL_DIR="$(pwd)"
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cd "${SOURCE_DIR}/scripts/"
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cp "${CONFIG_FILE}" "config.json"
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./create-dnsmasq.sh > /dev/null
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cd "${INITIAL_DIR}"
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dnsmasq_conf add "${SOURCE_DIR}/scripts/output/dnsmasq"
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}
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cleanup() {
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dnsmasq_conf remove "${CACHE_DOMAINS_DIR}/$(ls "${CACHE_DOMAINS_DIR}")/scripts/output/dnsmasq"
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}
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case "${1}" in
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config*)
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configure
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;;
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clean*)
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cleanup
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;;
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*)
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echo "${0} <configure|cleanup>"
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;;
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esac
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