Crawl4AI RAG MCP Server

#!/bin/bash -eu setting() { setting="${1}" value="${2}" file="${3:-neo4j.conf}" if [ ! -f "conf/${file}" ]; then if [ -f "conf/neo4j.conf" ]; then file="neo4j.conf" fi fi # Don't allow settings with no value or settings that start with a number (neo4j converts settings to env variables and you cannot have an env variable that starts with a number) if [[ -n ${value} ]]; then if [[ ! "${setting}" =~ ^[0-9]+.*$ ]]; then if grep --quiet --fixed-strings "${setting}=" conf/"${file}"; then sed --in-place "s|.*${setting}=.*|${setting}=${value}|" conf/"${file}" else echo "${setting}=${value}" >>conf/"${file}" fi else echo >&2 "WARNING: ${setting} not written to conf file because settings that start with a number are not permitted" fi fi } cmd="$1" if [ "${cmd}" == "dump-config" ]; then if [ -d /conf ]; then cp --recursive conf/* /conf exit 0 else echo >&2 "You must provide a /conf volume" exit 1 fi fi # Env variable naming convention: # - prefix NEO4J_ # - double underscore char '__' instead of single underscore '_' char in the setting name # - underscore char '_' instead of dot '.' char in the setting name # Example: # NEO4J_dbms_tx__log_rotation_retention__policy env variable to set # dbms.tx_log.rotation.retention_policy setting # Backward compatibility - map old hardcoded env variables into new naming convention (if they aren't set already) # Set some to default values if unset : ${NEO4J_dbms_tx__log_rotation_retention__policy:=${NEO4J_dbms_txLog_rotation_retentionPolicy:-"100M size"}} : ${NEO4J_wrapper_java_additional:=${NEO4J_UDC_SOURCE:-"-Dneo4j.ext.udc.source=docker"}} : ${NEO4J_dbms_memory_heap_initial__size:=${NEO4J_dbms_memory_heap_maxSize:-"512"}} : ${NEO4J_dbms_memory_heap_max__size:=${NEO4J_dbms_memory_heap_maxSize:-"512"}} : ${NEO4J_dbms_unmanaged__extension__classes:=${NEO4J_dbms_unmanagedExtensionClasses:-}} : ${NEO4J_dbms_allow__format__migration:=${NEO4J_dbms_allowFormatMigration:-}} : ${NEO4J_ha_server__id:=${NEO4J_ha_serverId:-}} : ${NEO4J_ha_initial__hosts:=${NEO4J_ha_initialHosts:-}} : ${NEO4J_dbms_connector_http_address:="0.0.0.0:7474"} : ${NEO4J_dbms_connector_https_address:="0.0.0.0:7473"} : ${NEO4J_dbms_connector_bolt_address:="0.0.0.0:7687"} : ${NEO4J_ha_host_coordination:="$(hostname):5001"} : ${NEO4J_ha_host_data:="$(hostname):6001"} # unset old hardcoded unsupported env variables unset NEO4J_dbms_txLog_rotation_retentionPolicy NEO4J_UDC_SOURCE \ NEO4J_dbms_memory_heap_maxSize NEO4J_dbms_memory_heap_maxSize \ NEO4J_dbms_unmanagedExtensionClasses NEO4J_dbms_allowFormatMigration \ NEO4J_ha_initialHosts if [ -d /conf ]; then find /conf -type f -exec cp {} conf \; fi if [ -d /ssl ]; then NEO4J_dbms_directories_certificates="/ssl" fi if [ -d /plugins ]; then NEO4J_dbms_directories_plugins="/plugins" fi if [ -d /logs ]; then NEO4J_dbms_directories_logs="/logs" fi if [ -d /import ]; then NEO4J_dbms_directories_import="/import" fi if [ -d /metrics ]; then NEO4J_dbms_directories_metrics="/metrics" fi if [ "${cmd}" == "neo4j" ] ; then if [ "${NEO4J_AUTH:-}" == "none" ]; then NEO4J_dbms_security_auth__enabled=false elif [[ "${NEO4J_AUTH:-}" == neo4j/* ]]; then password="${NEO4J_AUTH#neo4j/}" if [ "${password}" == "neo4j" ]; then echo "Invalid value for password. It cannot be 'neo4j', which is the default." exit 1 fi setting "dbms.connector.http.address" "127.0.0.1:7474" setting "dbms.connector.https.address" "127.0.0.1:7473" setting "dbms.connector.bolt.address" "127.0.0.1:7687" bin/neo4j start || \ (cat logs/neo4j.log && echo "Neo4j failed to start for password change" && exit 1) end="$((SECONDS+100))" while true; do http_code="$(curl --silent --write-out %{http_code} --user "neo4j:${password}" --output /dev/null http://localhost:7474/db/data/ || true)" if [[ "${http_code}" = "200" ]]; then break; fi if [[ "${http_code}" = "401" ]]; then curl --fail --silent --show-error --user neo4j:neo4j \ --data '{"password": "'"${password}"'"}' \ --header 'Content-Type: application/json' \ http://localhost:7474/user/neo4j/password break; fi if [[ "${SECONDS}" -ge "${end}" ]]; then (cat logs/neo4j.log && echo "Neo4j failed to start" && exit 1) fi sleep 1 done bin/neo4j stop elif [ -n "${NEO4J_AUTH:-}" ]; then echo "Invalid value for NEO4J_AUTH: '${NEO4J_AUTH}'" exit 1 fi fi # list env variables with prefix NEO4J_ and create settings from them unset NEO4J_AUTH NEO4J_SHA256 NEO4J_TARBALL for i in $( set | grep ^NEO4J_ | awk -F'=' '{print $1}' | sort -rn ); do setting=$(echo ${i} | sed 's|^NEO4J_||' | sed 's|_|.|g' | sed 's|\.\.|_|g') value=$(echo ${!i}) if [[ -n ${value} ]]; then if [[ ! "${setting}" =~ ^[0-9]+.*$ ]]; then if grep -q -F "${setting}=" conf/neo4j.conf; then # Remove any lines containing the setting already sed --in-place "/^${setting}=.*/d" conf/neo4j.conf fi # Then always append setting to file echo "${setting}=${value}" >> conf/neo4j.conf else echo >&2 "WARNING: ${setting} not written to conf file because settings that start with a number are not permitted" fi fi done [ -f "${EXTENSION_SCRIPT:-}" ] && . ${EXTENSION_SCRIPT} if [ "${cmd}" == "neo4j" ] ; then exec bin/neo4j console else exec "$@" fi