Merge branch 'development' into release/v4.3
This commit is contained in:
Dan Schaper
GitHub
365
gravity.sh
365
gravity.sh
@@ -23,31 +23,27 @@ PIHOLE_COMMAND="/usr/local/bin/${basename}"
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piholeDir="/etc/${basename}"
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adListFile="${piholeDir}/adlists.list"
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adListDefault="${piholeDir}/adlists.default"
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# Legacy (pre v5.0) list file locations
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whitelistFile="${piholeDir}/whitelist.txt"
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blacklistFile="${piholeDir}/blacklist.txt"
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regexFile="${piholeDir}/regex.list"
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adListFile="${piholeDir}/adlists.list"
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adList="${piholeDir}/gravity.list"
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blackList="${piholeDir}/black.list"
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localList="${piholeDir}/local.list"
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VPNList="/etc/openvpn/ipp.txt"
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piholeGitDir="/etc/.pihole"
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gravityDBfile="${piholeDir}/gravity.db"
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gravityDBschema="${piholeGitDir}/advanced/Templates/gravity.db.sql"
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optimize_database=false
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domainsExtension="domains"
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matterAndLight="${basename}.0.matterandlight.txt"
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parsedMatter="${basename}.1.parsedmatter.txt"
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whitelistMatter="${basename}.2.whitelistmatter.txt"
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accretionDisc="${basename}.3.accretionDisc.txt"
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preEventHorizon="list.preEventHorizon"
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skipDownload="false"
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resolver="pihole-FTL"
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haveSourceUrls=true
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# Source setupVars from install script
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setupVars="${piholeDir}/setupVars.conf"
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if [[ -f "${setupVars}" ]];then
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@@ -83,17 +79,104 @@ if [[ -r "${piholeDir}/pihole.conf" ]]; then
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echo -e " ${COL_LIGHT_RED}Ignoring overrides specified within pihole.conf! ${COL_NC}"
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fi
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# Determine if Pi-hole blocking is disabled
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# If this is the case, we want to update
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# gravity.list.bck and black.list.bck instead of
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# gravity.list and black.list
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detect_pihole_blocking_status() {
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if [[ "${BLOCKING_ENABLED}" == false ]]; then
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echo -e " ${INFO} Pi-hole blocking is disabled"
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adList="${adList}.bck"
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blackList="${blackList}.bck"
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# Generate new sqlite3 file from schema template
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generate_gravity_database() {
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sqlite3 "${gravityDBfile}" < "${gravityDBschema}"
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}
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# Import domains from file and store them in the specified database table
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database_table_from_file() {
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# Define locals
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local table source backup_path backup_file
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table="${1}"
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source="${2}"
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backup_path="${piholeDir}/migration_backup"
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backup_file="${backup_path}/$(basename "${2}")"
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# Truncate table
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output=$( { sqlite3 "${gravityDBfile}" <<< "DELETE FROM ${table};"; } 2>&1 )
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status="$?"
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if [[ "${status}" -ne 0 ]]; then
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echo -e "\\n ${CROSS} Unable to truncate ${table} database ${gravityDBfile}\\n ${output}"
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gravity_Cleanup "error"
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fi
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local tmpFile
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tmpFile="$(mktemp -p "/tmp" --suffix=".gravity")"
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local timestamp
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timestamp="$(date --utc +'%s')"
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local inputfile
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if [[ "${table}" == "gravity" ]]; then
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# No need to modify the input data for the gravity table
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inputfile="${source}"
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else
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echo -e " ${INFO} Pi-hole blocking is enabled"
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# Apply format for white-, blacklist, regex, and adlists tables
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local rowid
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declare -i rowid
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rowid=1
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# Read file line by line
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grep -v '^ *#' < "${source}" | while IFS= read -r domain
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do
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# Only add non-empty lines
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if [[ ! -z "${domain}" ]]; then
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echo "${rowid},\"${domain}\",1,${timestamp},${timestamp},\"Migrated from ${source}\"" >> "${tmpFile}"
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rowid+=1
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fi
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done
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inputfile="${tmpFile}"
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fi
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# Store domains in database table specified by ${table}
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# Use printf as .mode and .import need to be on separate lines
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# see https://unix.stackexchange.com/a/445615/83260
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output=$( { printf ".mode csv\\n.import \"%s\" %s\\n" "${inputfile}" "${table}" | sqlite3 "${gravityDBfile}"; } 2>&1 )
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status="$?"
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if [[ "${status}" -ne 0 ]]; then
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echo -e "\\n ${CROSS} Unable to fill table ${table} in database ${gravityDBfile}\\n ${output}"
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gravity_Cleanup "error"
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fi
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# Delete tmpfile
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rm "${tmpFile}" > /dev/null 2>&1 || \
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echo -e " ${CROSS} Unable to remove ${tmpFile}"
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# Move source file to backup directory, create directory if not existing
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mkdir -p "${backup_path}"
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mv "${source}" "${backup_file}" 2> /dev/null || \
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echo -e " ${CROSS} Unable to backup ${source} to ${backup_path}"
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}
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# Migrate pre-v5.0 list files to database-based Pi-hole versions
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migrate_to_database() {
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# Create database file only if not present
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if [ -e "${gravityDBfile}" ]; then
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return 0
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fi
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echo -e " ${INFO} Creating new gravity database"
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generate_gravity_database
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# Migrate list files to new database
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if [[ -e "${adListFile}" ]]; then
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# Store adlists domains in database
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echo -e " ${INFO} Migrating content of ${adListFile} into new database"
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database_table_from_file "adlists" "${adListFile}"
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fi
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if [[ -e "${blacklistFile}" ]]; then
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# Store blacklisted domains in database
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echo -e " ${INFO} Migrating content of ${blacklistFile} into new database"
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database_table_from_file "blacklist" "${blacklistFile}"
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fi
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if [[ -e "${whitelistFile}" ]]; then
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# Store whitelisted domains in database
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echo -e " ${INFO} Migrating content of ${whitelistFile} into new database"
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database_table_from_file "whitelist" "${whitelistFile}"
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fi
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if [[ -e "${regexFile}" ]]; then
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# Store regex domains in database
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echo -e " ${INFO} Migrating content of ${regexFile} into new database"
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database_table_from_file "regex" "${regexFile}"
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fi
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}
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@@ -157,15 +240,9 @@ gravity_CheckDNSResolutionAvailable() {
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gravity_GetBlocklistUrls() {
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echo -e " ${INFO} ${COL_BOLD}Neutrino emissions detected${COL_NC}..."
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if [[ -f "${adListDefault}" ]] && [[ -f "${adListFile}" ]]; then
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# Remove superceded $adListDefault file
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rm "${adListDefault}" 2> /dev/null || \
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echo -e " ${CROSS} Unable to remove ${adListDefault}"
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fi
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# Retrieve source URLs from $adListFile
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# Logic: Remove comments and empty lines
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mapfile -t sources <<< "$(grep -v -E "^(#|$)" "${adListFile}" 2> /dev/null)"
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# Retrieve source URLs from gravity database
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# We source only enabled adlists, sqlite3 stores boolean values as 0 (false) or 1 (true)
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mapfile -t sources <<< "$(sqlite3 "${gravityDBfile}" "SELECT address FROM vw_adlists;" 2> /dev/null)"
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# Parse source domains from $sources
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mapfile -t sourceDomains <<< "$(
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@@ -182,11 +259,12 @@ gravity_GetBlocklistUrls() {
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if [[ -n "${sources[*]}" ]] && [[ -n "${sourceDomains[*]}" ]]; then
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echo -e "${OVER} ${TICK} ${str}"
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return 0
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else
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echo -e "${OVER} ${CROSS} ${str}"
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echo -e " ${INFO} No source list found, or it is empty"
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echo ""
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haveSourceUrls=false
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return 1
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fi
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}
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@@ -214,11 +292,9 @@ gravity_SetDownloadOptions() {
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*) cmd_ext="";;
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esac
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if [[ "${skipDownload}" == false ]]; then
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echo -e " ${INFO} Target: ${domain} (${url##*/})"
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gravity_DownloadBlocklistFromUrl "${url}" "${cmd_ext}" "${agent}"
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echo ""
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fi
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echo -e " ${INFO} Target: ${domain} (${url##*/})"
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gravity_DownloadBlocklistFromUrl "${url}" "${cmd_ext}" "${agent}"
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echo ""
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done
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gravity_Blackbody=true
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}
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@@ -335,14 +411,17 @@ gravity_ParseFileIntoDomains() {
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# Most of the lists downloaded are already in hosts file format but the spacing/formating is not contigious
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# This helps with that and makes it easier to read
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# It also helps with debugging so each stage of the script can be researched more in depth
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# Awk -F splits on given IFS, we grab the right hand side (chops trailing #coments and /'s to grab the domain only.
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# Last awk command takes non-commented lines and if they have 2 fields, take the right field (the domain) and leave
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# the left (IP address), otherwise grab the single field.
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< ${source} awk -F '#' '{print $1}' | \
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awk -F '/' '{print $1}' | \
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awk '($1 !~ /^#/) { if (NF>1) {print $2} else {print $1}}' | \
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sed -nr -e 's/\.{2,}/./g' -e '/\./p' > ${destination}
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# 1) Remove carriage returns
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# 2) Convert all characters to lowercase
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# 3) Remove lines containing "#" or "/"
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# 4) Remove leading tabs, spaces, etc.
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# 5) Delete lines not matching domain names
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< "${source}" tr -d '\r' | \
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tr '[:upper:]' '[:lower:]' | \
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sed -r '/(\/|#).*$/d' | \
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sed -r 's/^.*\s+//g' | \
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sed -r '/([^\.]+\.)+[^\.]{2,}/!d' > "${destination}"
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chmod 644 "${destination}"
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return 0
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fi
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@@ -373,6 +452,7 @@ gravity_ParseFileIntoDomains() {
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if($0 ~ /^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$/) { $0="" }
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if($0) { print $0 }
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}' "${source}" > "${destination}"
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chmod 644 "${destination}"
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# Determine if there are Adblock exception rules
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# https://adblockplus.org/filters
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@@ -390,6 +470,7 @@ gravity_ParseFileIntoDomains() {
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# Remove exceptions
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comm -23 "${destination}" <(sort "${destination}.exceptionsFile.tmp") > "${source}"
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mv "${source}" "${destination}"
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chmod 644 "${destination}"
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fi
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echo -e "${OVER} ${TICK} Format: Adblock"
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@@ -413,11 +494,13 @@ gravity_ParseFileIntoDomains() {
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# Print if nonempty
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length { print }
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' "${source}" 2> /dev/null > "${destination}"
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chmod 644 "${destination}"
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echo -e "${OVER} ${TICK} Format: URL"
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else
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# Default: Keep hosts/domains file in same format as it was downloaded
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output=$( { mv "${source}" "${destination}"; } 2>&1 )
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chmod 644 "${destination}"
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if [[ ! -e "${destination}" ]]; then
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echo -e "\\n ${CROSS} Unable to move tmp file to ${piholeDir}
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@@ -432,12 +515,11 @@ gravity_ConsolidateDownloadedBlocklists() {
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local str lastLine
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str="Consolidating blocklists"
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if [[ "${haveSourceUrls}" == true ]]; then
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echo -ne " ${INFO} ${str}..."
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fi
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echo -ne " ${INFO} ${str}..."
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# Empty $matterAndLight if it already exists, otherwise, create it
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: > "${piholeDir}/${matterAndLight}"
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chmod 644 "${piholeDir}/${matterAndLight}"
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# Loop through each *.domains file
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for i in "${activeDomains[@]}"; do
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@@ -453,9 +535,8 @@ gravity_ConsolidateDownloadedBlocklists() {
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fi
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fi
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done
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if [[ "${haveSourceUrls}" == true ]]; then
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echo -e "${OVER} ${TICK} ${str}"
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fi
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echo -e "${OVER} ${TICK} ${str}"
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}
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# Parse consolidated list into (filtered, unique) domains-only format
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@@ -463,67 +544,45 @@ gravity_SortAndFilterConsolidatedList() {
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local str num
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str="Extracting domains from blocklists"
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if [[ "${haveSourceUrls}" == true ]]; then
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echo -ne " ${INFO} ${str}..."
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fi
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echo -ne " ${INFO} ${str}..."
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# Parse into hosts file
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# Parse into file
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gravity_ParseFileIntoDomains "${piholeDir}/${matterAndLight}" "${piholeDir}/${parsedMatter}"
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# Format $parsedMatter line total as currency
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num=$(printf "%'.0f" "$(wc -l < "${piholeDir}/${parsedMatter}")")
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if [[ "${haveSourceUrls}" == true ]]; then
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echo -e "${OVER} ${TICK} ${str}"
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fi
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echo -e " ${INFO} Number of domains being pulled in by gravity: ${COL_BLUE}${num}${COL_NC}"
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echo -e "${OVER} ${TICK} ${str}"
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echo -e " ${INFO} Gravity pulled in ${COL_BLUE}${num}${COL_NC} domains"
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str="Removing duplicate domains"
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if [[ "${haveSourceUrls}" == true ]]; then
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echo -ne " ${INFO} ${str}..."
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fi
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echo -ne " ${INFO} ${str}..."
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sort -u "${piholeDir}/${parsedMatter}" > "${piholeDir}/${preEventHorizon}"
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chmod 644 "${piholeDir}/${preEventHorizon}"
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echo -e "${OVER} ${TICK} ${str}"
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if [[ "${haveSourceUrls}" == true ]]; then
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echo -e "${OVER} ${TICK} ${str}"
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# Format $preEventHorizon line total as currency
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num=$(printf "%'.0f" "$(wc -l < "${piholeDir}/${preEventHorizon}")")
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echo -e " ${INFO} Number of unique domains trapped in the Event Horizon: ${COL_BLUE}${num}${COL_NC}"
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fi
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# Format $preEventHorizon line total as currency
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num=$(printf "%'.0f" "$(wc -l < "${piholeDir}/${preEventHorizon}")")
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str="Storing ${COL_BLUE}${num}${COL_NC} unique blocking domains in database"
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echo -ne " ${INFO} ${str}..."
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database_table_from_file "gravity" "${piholeDir}/${preEventHorizon}"
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echo -e "${OVER} ${TICK} ${str}"
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}
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# Whitelist user-defined domains
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gravity_Whitelist() {
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local num str
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if [[ ! -f "${whitelistFile}" ]]; then
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echo -e " ${INFO} Nothing to whitelist!"
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return 0
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fi
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num=$(wc -l < "${whitelistFile}")
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str="Number of whitelisted domains: ${num}"
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echo -ne " ${INFO} ${str}..."
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# Print everything from preEventHorizon into whitelistMatter EXCEPT domains in $whitelistFile
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comm -23 "${piholeDir}/${preEventHorizon}" <(sort "${whitelistFile}") > "${piholeDir}/${whitelistMatter}"
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echo -e "${OVER} ${INFO} ${str}"
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# Report number of entries in a table
|
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gravity_Table_Count() {
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local table="${1}"
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local str="${2}"
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local num
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num="$(sqlite3 "${gravityDBfile}" "SELECT COUNT(*) FROM ${table} WHERE enabled = 1;")"
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echo -e " ${INFO} Number of ${str}: ${num}"
|
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}
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|
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# Output count of blacklisted domains and regex filters
|
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gravity_ShowBlockCount() {
|
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local num
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|
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if [[ -f "${blacklistFile}" ]]; then
|
||||
num=$(printf "%'.0f" "$(wc -l < "${blacklistFile}")")
|
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echo -e " ${INFO} Number of blacklisted domains: ${num}"
|
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fi
|
||||
|
||||
if [[ -f "${regexFile}" ]]; then
|
||||
num=$(grep -cv "^#" "${regexFile}")
|
||||
echo -e " ${INFO} Number of regex filters: ${num}"
|
||||
fi
|
||||
gravity_ShowCount() {
|
||||
gravity_Table_Count "blacklist" "blacklisted domains"
|
||||
gravity_Table_Count "whitelist" "whitelisted domains"
|
||||
gravity_Table_Count "regex" "regex filters"
|
||||
}
|
||||
|
||||
# Parse list of domains into hosts format
|
||||
@@ -543,7 +602,7 @@ gravity_ParseDomainsIntoHosts() {
|
||||
}
|
||||
|
||||
# Create "localhost" entries into hosts format
|
||||
gravity_ParseLocalDomains() {
|
||||
gravity_generateLocalList() {
|
||||
local hostname
|
||||
|
||||
if [[ -s "/etc/hostname" ]]; then
|
||||
@@ -559,6 +618,7 @@ gravity_ParseLocalDomains() {
|
||||
|
||||
# Empty $localList if it already exists, otherwise, create it
|
||||
: > "${localList}"
|
||||
chmod 644 "${localList}"
|
||||
|
||||
gravity_ParseDomainsIntoHosts "${localList}.tmp" "${localList}"
|
||||
|
||||
@@ -568,40 +628,6 @@ gravity_ParseLocalDomains() {
|
||||
fi
|
||||
}
|
||||
|
||||
# Create primary blacklist entries
|
||||
gravity_ParseBlacklistDomains() {
|
||||
local output status
|
||||
|
||||
# Empty $accretionDisc if it already exists, otherwise, create it
|
||||
: > "${piholeDir}/${accretionDisc}"
|
||||
|
||||
if [[ -f "${piholeDir}/${whitelistMatter}" ]]; then
|
||||
mv "${piholeDir}/${whitelistMatter}" "${piholeDir}/${accretionDisc}"
|
||||
else
|
||||
# There was no whitelist file, so use preEventHorizon instead of whitelistMatter.
|
||||
cp "${piholeDir}/${preEventHorizon}" "${piholeDir}/${accretionDisc}"
|
||||
fi
|
||||
|
||||
# Move the file over as /etc/pihole/gravity.list so dnsmasq can use it
|
||||
output=$( { mv "${piholeDir}/${accretionDisc}" "${adList}"; } 2>&1 )
|
||||
status="$?"
|
||||
|
||||
if [[ "${status}" -ne 0 ]]; then
|
||||
echo -e "\\n ${CROSS} Unable to move ${accretionDisc} from ${piholeDir}\\n ${output}"
|
||||
gravity_Cleanup "error"
|
||||
fi
|
||||
}
|
||||
|
||||
# Create user-added blacklist entries
|
||||
gravity_ParseUserDomains() {
|
||||
if [[ ! -f "${blacklistFile}" ]]; then
|
||||
return 0
|
||||
fi
|
||||
# Copy the file over as /etc/pihole/black.list so dnsmasq can use it
|
||||
cp "${blacklistFile}" "${blackList}" 2> /dev/null || \
|
||||
echo -e "\\n ${CROSS} Unable to move ${blacklistFile##*/} to ${piholeDir}"
|
||||
}
|
||||
|
||||
# Trap Ctrl-C
|
||||
gravity_Trap() {
|
||||
trap '{ echo -e "\\n\\n ${INFO} ${COL_LIGHT_RED}User-abort detected${COL_NC}"; gravity_Cleanup "error"; }' INT
|
||||
@@ -633,6 +659,21 @@ gravity_Cleanup() {
|
||||
|
||||
echo -e "${OVER} ${TICK} ${str}"
|
||||
|
||||
if ${optimize_database} ; then
|
||||
str="Optimizing domains database"
|
||||
echo -ne " ${INFO} ${str}..."
|
||||
# Run VACUUM command on database to optimize it
|
||||
output=$( { sqlite3 "${gravityDBfile}" "VACUUM;"; } 2>&1 )
|
||||
status="$?"
|
||||
|
||||
if [[ "${status}" -ne 0 ]]; then
|
||||
echo -e "\\n ${CROSS} Unable to optimize gravity database ${gravityDBfile}\\n ${output}"
|
||||
error="error"
|
||||
else
|
||||
echo -e "${OVER} ${TICK} ${str}"
|
||||
fi
|
||||
fi
|
||||
|
||||
# Only restart DNS service if offline
|
||||
if ! pidof ${resolver} &> /dev/null; then
|
||||
"${PIHOLE_COMMAND}" restartdns
|
||||
@@ -659,17 +700,17 @@ Options:
|
||||
for var in "$@"; do
|
||||
case "${var}" in
|
||||
"-f" | "--force" ) forceDelete=true;;
|
||||
"-o" | "--optimize" ) optimize_database=true;;
|
||||
"-h" | "--help" ) helpFunc;;
|
||||
"-sd" | "--skip-download" ) skipDownload=true;;
|
||||
"-b" | "--blacklist-only" ) listType="blacklist";;
|
||||
"-w" | "--whitelist-only" ) listType="whitelist";;
|
||||
"-wild" | "--wildcard-only" ) listType="wildcard"; dnsRestartType="restart";;
|
||||
esac
|
||||
done
|
||||
|
||||
# Trap Ctrl-C
|
||||
gravity_Trap
|
||||
|
||||
# Move possibly existing legacy files to the gravity database
|
||||
migrate_to_database
|
||||
|
||||
if [[ "${forceDelete:-}" == true ]]; then
|
||||
str="Deleting existing list cache"
|
||||
echo -ne "${INFO} ${str}..."
|
||||
@@ -678,56 +719,24 @@ if [[ "${forceDelete:-}" == true ]]; then
|
||||
echo -e "${OVER} ${TICK} ${str}"
|
||||
fi
|
||||
|
||||
detect_pihole_blocking_status
|
||||
|
||||
# Determine which functions to run
|
||||
if [[ "${skipDownload}" == false ]]; then
|
||||
# Gravity needs to download blocklists
|
||||
gravity_CheckDNSResolutionAvailable
|
||||
gravity_GetBlocklistUrls
|
||||
if [[ "${haveSourceUrls}" == true ]]; then
|
||||
gravity_SetDownloadOptions
|
||||
fi
|
||||
# Gravity downloads blocklists next
|
||||
gravity_CheckDNSResolutionAvailable
|
||||
if gravity_GetBlocklistUrls; then
|
||||
gravity_SetDownloadOptions
|
||||
# Build preEventHorizon
|
||||
gravity_ConsolidateDownloadedBlocklists
|
||||
gravity_SortAndFilterConsolidatedList
|
||||
else
|
||||
# Gravity needs to modify Blacklist/Whitelist/Wildcards
|
||||
echo -e " ${INFO} Using cached Event Horizon list..."
|
||||
numberOf=$(printf "%'.0f" "$(wc -l < "${piholeDir}/${preEventHorizon}")")
|
||||
echo -e " ${INFO} ${COL_BLUE}${numberOf}${COL_NC} unique domains trapped in the Event Horizon"
|
||||
fi
|
||||
|
||||
# Perform when downloading blocklists, or modifying the whitelist
|
||||
if [[ "${skipDownload}" == false ]] || [[ "${listType}" == "whitelist" ]]; then
|
||||
gravity_Whitelist
|
||||
fi
|
||||
|
||||
convert_wildcard_to_regex
|
||||
gravity_ShowBlockCount
|
||||
|
||||
# Perform when downloading blocklists, or modifying the white/blacklist (not wildcards)
|
||||
if [[ "${skipDownload}" == false ]] || [[ "${listType}" == *"list" ]]; then
|
||||
str="Parsing domains into hosts format"
|
||||
echo -ne " ${INFO} ${str}..."
|
||||
|
||||
gravity_ParseUserDomains
|
||||
|
||||
# Perform when downloading blocklists
|
||||
if [[ ! "${listType:-}" == "blacklist" ]]; then
|
||||
gravity_ParseLocalDomains
|
||||
gravity_ParseBlacklistDomains
|
||||
fi
|
||||
|
||||
echo -e "${OVER} ${TICK} ${str}"
|
||||
|
||||
gravity_Cleanup
|
||||
fi
|
||||
# Create local.list
|
||||
gravity_generateLocalList
|
||||
gravity_ShowCount
|
||||
|
||||
gravity_Cleanup
|
||||
echo ""
|
||||
|
||||
# Determine if DNS has been restarted by this instance of gravity
|
||||
if [[ -z "${dnsWasOffline:-}" ]]; then
|
||||
# Use "force-reload" when restarting dnsmasq for everything but Wildcards
|
||||
"${PIHOLE_COMMAND}" restartdns "${dnsRestartType:-force-reload}"
|
||||
"${PIHOLE_COMMAND}" restartdns reload
|
||||
fi
|
||||
"${PIHOLE_COMMAND}" status
|
||||
|
||||
Reference in New Issue
Block a user