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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CACHE_DOMAINS_HOSTS_DIR="${CACHE_DOMAINS_DIR}/scripts/output/dnsmasq"
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CONFIG_FILE="/etc/cache-domains.json"
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uci_changes() {
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local PACKAGE="$1"
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local STATE="$2"
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CHANGES=$(/sbin/uci ${UCI_CONFIG_DIR:+-c ${UCI_CONFIG_DIR}} ${STATE:+-P ${STATE}} -q changes "${PACKAGE}" | wc -l)
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return "${CHANGES}"
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}
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configure() {
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local INITIAL_DIR
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local I=0
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mkdir -p "${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 ${CACHE_DOMAINS_SRC}"
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exit 1
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fi
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# move files out of versioned directory
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mv "${CACHE_DOMAINS_DIR}/"*"/"* "${CACHE_DOMAINS_DIR}/"
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if [ ! -f "${CONFIG_FILE}" ]; then
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cp "${CACHE_DOMAINS_DIR}/scripts/config.example.json" "${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 "${CACHE_DOMAINS_DIR}/scripts/"
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cp "${CONFIG_FILE}" "config.json"
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./create-dnsmasq.sh
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rm "config.json" "${CACHE_DOMAINS_HOSTS_DIR}/lancache.conf"
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cd "${INITIAL_DIR}"
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while uci_get "dhcp" "@dnsmasq[${I}]" > /dev/null; do
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if uci_changes "dhcp"; then
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uci_remove_list "dhcp" "@dnsmasq[${I}]" "addnhosts" "${CACHE_DOMAINS_HOSTS_DIR}"
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uci_add_list "dhcp" "@dnsmasq[${I}]" "addnhosts" "${CACHE_DOMAINS_HOSTS_DIR}"
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uci_commit "dhcp"
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else
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echo "ERROR: Unexpected changes in the dhcp configuration, commit changes and try again"
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exit 1
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fi
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I=$((${I} + 1))
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done
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/etc/init.d/dnsmasq "restart"
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}
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cleanup() {
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local I=0
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while uci_get "dhcp" "@dnsmasq[${I}]" > /dev/null; do
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if uci_changes "dhcp"; then
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uci_remove_list "dhcp" "@dnsmasq[${I}]" "addnhosts" "${CACHE_DOMAINS_HOSTS_DIR}"
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uci_commit "dhcp"
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else
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echo "ERROR: Unexpected changes in the dhcp configuration, commit changes and try again"
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exit 1
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fi
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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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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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