30 lines
921 B
Bash
Executable file
30 lines
921 B
Bash
Executable file
#!/usr/local/bin/bash
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set -euo pipefail
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readonly DHCPD_CONF_FILE='/etc/dhcpd.conf'
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readonly DHCPD_LEASES_FILE='/var/db/dhcpd.leases'
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readonly UNBOUND_LOCAL_DATA_FILE='/var/unbound/etc/local-data-dhcpd.conf'
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UNBOUND_LOCAL_DATA_FILE_TMP="$(mktemp)"
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readonly UNBOUND_LOCAL_DATA_FILE_TMP
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get_file_modify_time() {
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stat -f %m "$1"
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}
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if [ -e "$UNBOUND_LOCAL_DATA_FILE" ]; then
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UNBOUND_LOCAL_DATA_FILE_MODIFY_TIME="$(get_file_modify_time "$UNBOUND_LOCAL_DATA_FILE")"
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if [ "$UNBOUND_LOCAL_DATA_FILE_MODIFY_TIME" -gt "$(get_file_modify_time "$DHCPD_CONF_FILE")" ]; then
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if [ "$UNBOUND_LOCAL_DATA_FILE_MODIFY_TIME" -gt "$(get_file_modify_time "$DHCPD_LEASES_FILE")" ]; then
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exit 0
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fi
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fi
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fi
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../dhcpd/list_active_assignments | ../unbound/local-data-file-generator > "$UNBOUND_LOCAL_DATA_FILE_TMP"
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mv "$UNBOUND_LOCAL_DATA_FILE_TMP" "$UNBOUND_LOCAL_DATA_FILE"
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chmod 644 "$UNBOUND_LOCAL_DATA_FILE"
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rcctl reload unbound
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