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Use list parsing functionality of FTL (#5275)

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DL6ER 2023-05-27 12:48:26 +02:00 committed by GitHub
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2 changed files with 29 additions and 157 deletions
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2
advanced/Templates/gravity_copy.sql
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@ -19,8 +19,6 @@ INSERT OR REPLACE INTO adlist SELECT * FROM OLD.adlist;
DELETE FROM OLD.adlist_by_group WHERE adlist_id NOT IN (SELECT id FROM OLD.adlist); DELETE FROM OLD.adlist_by_group WHERE adlist_id NOT IN (SELECT id FROM OLD.adlist);
INSERT OR REPLACE INTO adlist_by_group SELECT * FROM OLD.adlist_by_group; INSERT OR REPLACE INTO adlist_by_group SELECT * FROM OLD.adlist_by_group;
INSERT OR REPLACE INTO info SELECT * FROM OLD.info;
INSERT OR REPLACE INTO client SELECT * FROM OLD.client; INSERT OR REPLACE INTO client SELECT * FROM OLD.client;
DELETE FROM OLD.client_by_group WHERE client_id NOT IN (SELECT id FROM OLD.client); DELETE FROM OLD.client_by_group WHERE client_id NOT IN (SELECT id FROM OLD.client);
INSERT OR REPLACE INTO client_by_group SELECT * FROM OLD.client_by_group; INSERT OR REPLACE INTO client_by_group SELECT * FROM OLD.client_by_group;

184
gravity.sh
View file

@ -129,7 +129,7 @@ gravity_swap_databases() {
echo -e "${OVER} ${TICK} ${str}" echo -e "${OVER} ${TICK} ${str}"
if $oldAvail; then if $oldAvail; then
echo -e " ${TICK} The old database remains available." echo -e " ${TICK} The old database remains available"
fi fi
} }
@ -145,18 +145,6 @@ update_gravity_timestamp() {
return 0 return 0
} }
# Update timestamp when the gravity table was last updated successfully
set_abp_info() {
pihole-FTL sqlite3 "${gravityDBfile}" "INSERT OR REPLACE INTO info (property,value) VALUES ('abp_domains',${abp_domains});"
status="$?"
if [[ "${status}" -ne 0 ]]; then
echo -e "\\n ${CROSS} Unable to update ABP domain status in database ${gravityDBfile}\\n ${output}"
return 1
fi
return 0
}
# Import domains from file and store them in the specified database table # Import domains from file and store them in the specified database table
database_table_from_file() { database_table_from_file() {
# Define locals # Define locals
@ -239,17 +227,6 @@ database_table_from_file() {
echo -e " ${CROSS} Unable to remove ${tmpFile}" echo -e " ${CROSS} Unable to remove ${tmpFile}"
} }
# Update timestamp of last update of this list. We store this in the "old" database as all values in the new database will later be overwritten
database_adlist_updated() {
output=$( { printf ".timeout 30000\\nUPDATE adlist SET date_updated = (cast(strftime('%%s', 'now') as int)) WHERE id = %i;\\n" "${1}" | pihole-FTL sqlite3 "${gravityDBfile}"; } 2>&1 )
status="$?"
if [[ "${status}" -ne 0 ]]; then
echo -e "\\n ${CROSS} Unable to update timestamp of adlist with ID ${1} in database ${gravityDBfile}\\n ${output}"
gravity_Cleanup "error"
fi
}
# Check if a column with name ${2} exists in gravity table with name ${1} # Check if a column with name ${2} exists in gravity table with name ${1}
gravity_column_exists() { gravity_column_exists() {
output=$( { printf ".timeout 30000\\nSELECT EXISTS(SELECT * FROM pragma_table_info('%s') WHERE name='%s');\\n" "${1}" "${2}" | pihole-FTL sqlite3 "${gravityDBfile}"; } 2>&1 ) output=$( { printf ".timeout 30000\\nSELECT EXISTS(SELECT * FROM pragma_table_info('%s') WHERE name='%s');\\n" "${1}" "${2}" | pihole-FTL sqlite3 "${gravityDBfile}"; } 2>&1 )
@ -267,7 +244,7 @@ database_adlist_number() {
return; return;
fi fi
output=$( { printf ".timeout 30000\\nUPDATE adlist SET number = %i, invalid_domains = %i WHERE id = %i;\\n" "${num_domains}" "${num_non_domains}" "${1}" | pihole-FTL sqlite3 "${gravityDBfile}"; } 2>&1 ) output=$( { printf ".timeout 30000\\nUPDATE adlist SET number = %i, invalid_domains = %i WHERE id = %i;\\n" "${2}" "${3}" "${1}" | pihole-FTL sqlite3 "${gravityDBfile}"; } 2>&1 )
status="$?" status="$?"
if [[ "${status}" -ne 0 ]]; then if [[ "${status}" -ne 0 ]]; then
@ -441,10 +418,24 @@ gravity_DownloadBlocklists() {
echo -e "${OVER} ${TICK} ${str}" echo -e "${OVER} ${TICK} ${str}"
fi fi
# Create a temporary file. We don't use '--suffix' here because not all str="Creating new gravity databases"
# implementations of mktemp support it, e.g. on Alpine echo -ne " ${INFO} ${str}..."
target="$(mktemp -p "${GRAVITY_TMPDIR}")"
mv "${target}" "${target%.*}.gravity" # Gravity copying SQL script
copyGravity="$(cat "${gravityDBcopy}")"
if [[ "${gravityDBfile}" != "${gravityDBfile_default}" ]]; then
# Replace default gravity script location by custom location
copyGravity="${copyGravity//"${gravityDBfile_default}"/"${gravityDBfile}"}"
fi
output=$( { pihole-FTL sqlite3 "${gravityTEMPfile}" <<< "${copyGravity}"; } 2>&1 )
status="$?"
if [[ "${status}" -ne 0 ]]; then
echo -e "\\n ${CROSS} Unable to copy data from ${gravityDBfile} to ${gravityTEMPfile}\\n ${output}"
return 1
fi
echo -e "${OVER} ${TICK} ${str}"
# Use compression to reduce the amount of data that is transferred # Use compression to reduce the amount of data that is transferred
# between the Pi-hole and the ad list provider. Use this feature # between the Pi-hole and the ad list provider. Use this feature
@ -486,116 +477,9 @@ gravity_DownloadBlocklists() {
echo "" echo ""
done done
str="Creating new gravity databases"
echo -ne " ${INFO} ${str}..."
# Gravity copying SQL script
copyGravity="$(cat "${gravityDBcopy}")"
if [[ "${gravityDBfile}" != "${gravityDBfile_default}" ]]; then
# Replace default gravity script location by custom location
copyGravity="${copyGravity//"${gravityDBfile_default}"/"${gravityDBfile}"}"
fi
output=$( { pihole-FTL sqlite3 "${gravityTEMPfile}" <<< "${copyGravity}"; } 2>&1 )
status="$?"
if [[ "${status}" -ne 0 ]]; then
echo -e "\\n ${CROSS} Unable to copy data from ${gravityDBfile} to ${gravityTEMPfile}\\n ${output}"
return 1
fi
echo -e "${OVER} ${TICK} ${str}"
str="Storing downloaded domains in new gravity database"
echo -ne " ${INFO} ${str}..."
output=$( { printf ".timeout 30000\\n.mode csv\\n.import \"%s\" gravity\\n" "${target}" | pihole-FTL sqlite3 "${gravityTEMPfile}"; } 2>&1 )
status="$?"
if [[ "${status}" -ne 0 ]]; then
echo -e "\\n ${CROSS} Unable to fill gravity table in database ${gravityTEMPfile}\\n ${output}"
gravity_Cleanup "error"
else
echo -e "${OVER} ${TICK} ${str}"
fi
if [[ "${status}" -eq 0 && -n "${output}" ]]; then
echo -e " Encountered non-critical SQL warnings. Please check the suitability of the lists you're using!\\n\\n SQL warnings:"
local warning file line lineno
while IFS= read -r line; do
echo " - ${line}"
warning="$(grep -oh "^[^:]*:[0-9]*" <<< "${line}")"
file="${warning%:*}"
lineno="${warning#*:}"
if [[ -n "${file}" && -n "${lineno}" ]]; then
echo -n " Line contains: "
awk "NR==${lineno}" < "${file}"
fi
done <<< "${output}"
echo ""
fi
rm "${target}" > /dev/null 2>&1 || \
echo -e " ${CROSS} Unable to remove ${target}"
gravity_Blackbody=true gravity_Blackbody=true
} }
# global variable to indicate if we found ABP style domains during the gravity run
# is saved in gravtiy's info table to signal FTL if such domains are available
abp_domains=0
parseList() {
local adlistID="${1}" src="${2}" target="${3}" valid_domain_pattern abp_domain_pattern
# define valid domain patterns
# no need to include uppercase letters, as we convert to lowercase in gravity_ParseFileIntoDomains() already
# adapted from https://stackoverflow.com/a/30007882
TLD_pattern="[a-z0-9][a-z0-9-]{0,61}[a-z0-9]"
subdomain_pattern="([a-z0-9]([a-z0-9_-]{0,61}[a-z0-9]){0,1}\.)"
valid_domain_pattern="${subdomain_pattern}+${TLD_pattern}"
# supported ABP style: ||subdomain.domain.tld^
# ${subdomain_pattern} is optional for ABP style, allowing TLD blocking: ||tld^
abp_domain_pattern="\|\|${subdomain_pattern}*${TLD_pattern}\^"
# A list of items of common local hostnames not to report as unusable
# Some lists (i.e StevenBlack's) contain these as they are supposed to be used as HOST files
# but flagging them as unusable causes more confusion than it's worth - so we suppress them from the output
false_positives="localhost|localhost.localdomain|local|broadcasthost|localhost|ip6-localhost|ip6-loopback|lo0 localhost|ip6-localnet|ip6-mcastprefix|ip6-allnodes|ip6-allrouters|ip6-allhosts"
# Extract valid domains from source file and append ,${adlistID} to each line and save count to variable for display.
num_domains=$(grep -E "^(${valid_domain_pattern}|${abp_domain_pattern})$" "${src}" | tee >(sed "s/$/,${adlistID}/" >> "${target}") | wc -l)
# Check if the source file contained AdBlock Plus style domains, if so we set the global variable and inform the user
if grep -E "^${abp_domain_pattern}$" -m 1 -q "${src}"; then
echo " ${INFO} List contained AdBlock Plus style domains"
abp_domains=1
fi
# For completeness, we will get a count of non_domains (this is the number of entries left after stripping the source of comments/duplicates/false positives/domains)
# We don't use '--suffix' here because not all implementations of mktemp support it, e.g. on Alpine
invalid_domains=$(mktemp -p "${GRAVITY_TMPDIR}")
mv "${invalid_domains}" "${invalid_domains%.*}.ph-non-domains"
num_non_domains=$(grep -Ev "^(${valid_domain_pattern}|${abp_domain_pattern}|${false_positives})$" "${src}" | tee "${invalid_domains}" | wc -l)
# If there are unusable lines, we display some information about them. This is not error or major cause for concern.
if [[ "${num_non_domains}" -ne 0 ]]; then
type="domains"
if [[ "${abp_domains}" -ne 0 ]]; then
type="patterns"
fi
echo " ${INFO} Imported ${num_domains} ${type}, ignoring ${num_non_domains} non-domain entries"
echo " Sample of non-domain entries:"
invalid_lines=$(head -n 5 "${invalid_domains}")
echo "${invalid_lines}" | awk '{print " - " $0}'
else
echo " ${INFO} Imported ${num_domains} domains"
fi
rm "${invalid_domains}"
}
compareLists() { compareLists() {
local adlistID="${1}" target="${2}" local adlistID="${1}" target="${2}"
@ -606,7 +490,6 @@ compareLists() {
sha1sum "${target}" > "${target}.sha1" sha1sum "${target}" > "${target}.sha1"
echo " ${INFO} List has been updated" echo " ${INFO} List has been updated"
database_adlist_status "${adlistID}" "1" database_adlist_status "${adlistID}" "1"
database_adlist_updated "${adlistID}"
else else
echo " ${INFO} List stayed unchanged" echo " ${INFO} List stayed unchanged"
database_adlist_status "${adlistID}" "2" database_adlist_status "${adlistID}" "2"
@ -616,7 +499,6 @@ compareLists() {
sha1sum "${target}" > "${target}.sha1" sha1sum "${target}" > "${target}.sha1"
# We assume here it was changed upstream # We assume here it was changed upstream
database_adlist_status "${adlistID}" "1" database_adlist_status "${adlistID}" "1"
database_adlist_updated "${adlistID}"
fi fi
} }
@ -716,9 +598,8 @@ gravity_DownloadBlocklistFromUrl() {
if [[ "${success}" == true ]]; then if [[ "${success}" == true ]]; then
if [[ "${httpCode}" == "304" ]]; then if [[ "${httpCode}" == "304" ]]; then
# Add domains to database table file # Add domains to database table file
parseList "${adlistID}" "${saveLocation}" "${target}" pihole-FTL gravity parseList "${saveLocation}" "${gravityTEMPfile}" "${adlistID}"
database_adlist_status "${adlistID}" "2" database_adlist_status "${adlistID}" "2"
database_adlist_number "${adlistID}"
done="true" done="true"
# Check if $listCurlBuffer is a non-zero length file # Check if $listCurlBuffer is a non-zero length file
elif [[ -s "${listCurlBuffer}" ]]; then elif [[ -s "${listCurlBuffer}" ]]; then
@ -727,12 +608,9 @@ gravity_DownloadBlocklistFromUrl() {
# Remove curl buffer file after its use # Remove curl buffer file after its use
rm "${listCurlBuffer}" rm "${listCurlBuffer}"
# Add domains to database table file # Add domains to database table file
parseList "${adlistID}" "${saveLocation}" "${target}" pihole-FTL gravity parseList "${saveLocation}" "${gravityTEMPfile}" "${adlistID}"
# Compare lists, are they identical? # Compare lists, are they identical?
compareLists "${adlistID}" "${saveLocation}" compareLists "${adlistID}" "${saveLocation}"
# Update gravity database table (status and updated timestamp are set in
# compareLists)
database_adlist_number "${adlistID}"
done="true" done="true"
else else
# Fall back to previously cached list if $listCurlBuffer is empty # Fall back to previously cached list if $listCurlBuffer is empty
@ -746,15 +624,12 @@ gravity_DownloadBlocklistFromUrl() {
if [[ -r "${saveLocation}" ]]; then if [[ -r "${saveLocation}" ]]; then
echo -e " ${CROSS} List download failed: ${COL_LIGHT_GREEN}using previously cached list${COL_NC}" echo -e " ${CROSS} List download failed: ${COL_LIGHT_GREEN}using previously cached list${COL_NC}"
# Add domains to database table file # Add domains to database table file
parseList "${adlistID}" "${saveLocation}" "${target}" pihole-FTL gravity parseList "${saveLocation}" "${gravityTEMPfile}" "${adlistID}"
database_adlist_number "${adlistID}"
database_adlist_status "${adlistID}" "3" database_adlist_status "${adlistID}" "3"
else else
echo -e " ${CROSS} List download failed: ${COL_LIGHT_RED}no cached list available${COL_NC}" echo -e " ${CROSS} List download failed: ${COL_LIGHT_RED}no cached list available${COL_NC}"
# Manually reset these two numbers because we do not call parseList here # Manually reset these two numbers because we do not call parseList here
num_domains=0 database_adlist_number "${adlistID}" 0 0
num_non_domains=0
database_adlist_number "${adlistID}"
database_adlist_status "${adlistID}" "4" database_adlist_status "${adlistID}" "4"
fi fi
fi fi
@ -797,9 +672,9 @@ gravity_Table_Count() {
local str="${2}" local str="${2}"
local num local num
num="$(pihole-FTL sqlite3 "${gravityDBfile}" "SELECT COUNT(*) FROM ${table};")" num="$(pihole-FTL sqlite3 "${gravityDBfile}" "SELECT COUNT(*) FROM ${table};")"
if [[ "${table}" == "vw_gravity" ]]; then if [[ "${table}" == "gravity" ]]; then
local unique local unique
unique="$(pihole-FTL sqlite3 "${gravityDBfile}" "SELECT COUNT(DISTINCT domain) FROM ${table};")" unique="$(pihole-FTL sqlite3 "${gravityDBfile}" "SELECT COUNT(*) FROM (SELECT DISTINCT domain FROM ${table});")"
echo -e " ${INFO} Number of ${str}: ${num} (${COL_BOLD}${unique} unique domains${COL_NC})" echo -e " ${INFO} Number of ${str}: ${num} (${COL_BOLD}${unique} unique domains${COL_NC})"
pihole-FTL sqlite3 "${gravityDBfile}" "INSERT OR REPLACE INTO info (property,value) VALUES ('gravity_count',${unique});" pihole-FTL sqlite3 "${gravityDBfile}" "INSERT OR REPLACE INTO info (property,value) VALUES ('gravity_count',${unique});"
else else
@ -809,7 +684,9 @@ gravity_Table_Count() {
# Output count of blacklisted domains and regex filters # Output count of blacklisted domains and regex filters
gravity_ShowCount() { gravity_ShowCount() {
gravity_Table_Count "vw_gravity" "gravity domains" "" # Here we use the table "gravity" instead of the view "vw_gravity" for speed.
# It's safe to replace it here, because right after a gravity run both will show the exactly same number of domains.
gravity_Table_Count "gravity" "gravity domains" ""
gravity_Table_Count "vw_blacklist" "exact blacklisted domains" gravity_Table_Count "vw_blacklist" "exact blacklisted domains"
gravity_Table_Count "vw_regex_blacklist" "regex blacklist filters" gravity_Table_Count "vw_regex_blacklist" "regex blacklist filters"
gravity_Table_Count "vw_whitelist" "exact whitelisted domains" gravity_Table_Count "vw_whitelist" "exact whitelisted domains"
@ -1026,9 +903,6 @@ fi
# Update gravity timestamp # Update gravity timestamp
update_gravity_timestamp update_gravity_timestamp
# Set abp_domain info field
set_abp_info
# Ensure proper permissions are set for the database # Ensure proper permissions are set for the database
chown pihole:pihole "${gravityDBfile}" chown pihole:pihole "${gravityDBfile}"
chmod g+w "${piholeDir}" "${gravityDBfile}" chmod g+w "${piholeDir}" "${gravityDBfile}"