196 lines
6.7 KiB
Bash
Executable file
196 lines
6.7 KiB
Bash
Executable file
#!/bin/bash
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# Set the crowdsec config file
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CS_CONFIG_FILE="/etc/crowdsec/config.yaml"
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if [ "$CONFIG_FILE" != "" ]; then
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CS_CONFIG_FILE="$CONFIG_FILE"
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fi
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# TLS defaults
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CERT_FILE="${CERT_FILE:-/etc/ssl/cert.pem}"
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KEY_FILE="${KEY_FILE:-/etc/ssl/key.pem}"
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# Plugins directory default
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PLUGIN_DIR="${PLUGIN_DIR:-/usr/local/lib/crowdsec/plugins/}"
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#Check & prestage databases
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if [ ! -e "/var/lib/crowdsec/data/GeoLite2-ASN.mmdb" ] && [ ! -e "/var/lib/crowdsec/data/GeoLite2-City.mmdb" ]; then
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mkdir -p /var/lib/crowdsec/data
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cp /staging/var/lib/crowdsec/data/*.mmdb /var/lib/crowdsec/data/
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fi
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#Check & prestage /etc/crowdsec
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if [ ! -e "/etc/crowdsec/local_api_credentials.yaml" ] && [ ! -e "/etc/crowdsec/config.yaml" ]; then
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mkdir -p /etc/crowdsec
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cp -r /staging/etc/* /etc/
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fi
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# regenerate local agent credentials (ignore if agent is disabled)
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if [ "$DISABLE_AGENT" == "" ] ; then
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echo "Regenerate local agent credentials"
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cscli -c "$CS_CONFIG_FILE" machines delete ${CUSTOM_HOSTNAME:-localhost}
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if [ "$LOCAL_API_URL" != "" ] ; then
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cscli -c "$CS_CONFIG_FILE" machines add ${CUSTOM_HOSTNAME:-localhost} --auto --url $LOCAL_API_URL
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else
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cscli -c "$CS_CONFIG_FILE" machines add ${CUSTOM_HOSTNAME:-localhost} --auto
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fi
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if [ "$AGENT_USERNAME" != "" ] && [ "$AGENT_PASSWORD" != "" ] && [ "$LOCAL_API_URL" != "" ] ; then
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echo "set up lapi credentials for agent"
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CONFIG_PATH=$(yq eval '.api.client.credentials_path' "$CS_CONFIG_FILE" )
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echo "url: $LOCAL_API_URL" > $CONFIG_PATH
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echo "login: $AGENT_USERNAME" >> $CONFIG_PATH
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echo "password: $AGENT_PASSWORD" >> $CONFIG_PATH
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fi
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fi
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# Check if lapi needs to automatically register an agent
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echo "Check if lapi need to register automatically an agent"
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if [ "$DISABLE_LOCAL_API" == "" ] && [ "$AGENT_USERNAME" != "" ] && [ "$AGENT_PASSWORD" != "" ] ; then
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if [ "$LOCAL_API_URL" != "" ] ; then
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cscli -c "$CS_CONFIG_FILE" machines add $AGENT_USERNAME --password $AGENT_PASSWORD --url $LOCAL_API_URL
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else
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cscli -c "$CS_CONFIG_FILE" machines add $AGENT_USERNAME --password $AGENT_PASSWORD
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fi
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echo "Agent registered to lapi"
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fi
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# registration to online API for signal push
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if [ "${DISABLE_ONLINE_API,,}" != "true" ] && [ "$CONFIG_FILE" == "" ] ; then
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CONFIG_EXIST=$(yq eval '.api.server.online_client | has("credentials_path")' "$CS_CONFIG_FILE")
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if [ "$CONFIG_EXIST" != "true" ]; then
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yq eval '.api.server.online_client = {"credentials_path": "/etc/crowdsec/online_api_credentials.yaml"}' "$CS_CONFIG_FILE" > /etc/crowdsec/config2.yaml
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mv /etc/crowdsec/config2.yaml "$CS_CONFIG_FILE"
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cscli -c "$CS_CONFIG_FILE" capi register > /etc/crowdsec/online_api_credentials.yaml
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echo "registration to online API done"
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fi
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fi
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## Enroll instance if enroll key is provided
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if [ "${DISABLE_ONLINE_API,,}" != "true" ] && [ "$ENROLL_KEY" != "" ] ; then
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enroll_args=""
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if [ "$ENROLL_INSTANCE_NAME" != "" ] ; then
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enroll_args="--name $ENROLL_INSTANCE_NAME"
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fi
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if [ "$ENROLL_TAGS" != "" ] ; then
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for tag in ${ENROLL_TAGS}
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do
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enroll_args="$enroll_args --tags $tag"
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done
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fi
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cscli console enroll $enroll_args $ENROLL_KEY
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fi
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# crowdsec sqlite database permissions
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if [ "$GID" != "" ]; then
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IS_SQLITE=$(yq eval '.db_config.type == "sqlite"' "$CS_CONFIG_FILE")
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DB_PATH=$(yq eval '.db_config.db_path' "$CS_CONFIG_FILE")
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if [ "$IS_SQLITE" == "true" ]; then
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chown :$GID $DB_PATH
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echo "sqlite database permissions updated"
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fi
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fi
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if [ "${USE_TLS,,}" == "true" ]; then
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yq -i eval ".api.server.tls.cert_file = \"$CERT_FILE\"" "$CS_CONFIG_FILE"
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yq -i eval ".api.server.tls.key_file = \"$KEY_FILE\"" "$CS_CONFIG_FILE"
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yq -i eval '... comments=""' "$CS_CONFIG_FILE"
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fi
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if [ "$PLUGIN_DIR" != "/usr/local/lib/crowdsec/plugins/" ]; then
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yq -i eval ".config_paths.plugin_dir = \"$PLUGIN_DIR\"" "$CS_CONFIG_FILE"
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fi
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## Install collections, parsers, scenarios & postoverflows
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cscli -c "$CS_CONFIG_FILE" hub update
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cscli -c "$CS_CONFIG_FILE" collections upgrade crowdsecurity/linux || true
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cscli -c "$CS_CONFIG_FILE" parsers upgrade crowdsecurity/whitelists || true
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cscli -c "$CS_CONFIG_FILE" parsers install crowdsecurity/docker-logs || true
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if [ "$COLLECTIONS" != "" ]; then
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cscli -c "$CS_CONFIG_FILE" collections install $COLLECTIONS
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fi
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if [ "$PARSERS" != "" ]; then
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cscli -c "$CS_CONFIG_FILE" parsers install $PARSERS
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fi
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if [ "$SCENARIOS" != "" ]; then
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cscli -c "$CS_CONFIG_FILE" scenarios install $SCENARIOS
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fi
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if [ "$POSTOVERFLOWS" != "" ]; then
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cscli -c "$CS_CONFIG_FILE" postoverflows install $POSTOVERFLOWS
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fi
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## Remove collections, parsers, scenarios & postoverflows
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if [ "$DISABLE_COLLECTIONS" != "" ]; then
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cscli -c "$CS_CONFIG_FILE" collections remove $DISABLE_COLLECTIONS
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fi
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if [ "$DISABLE_PARSERS" != "" ]; then
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cscli -c "$CS_CONFIG_FILE" parsers remove $DISABLE_PARSERS
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fi
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if [ "$DISABLE_SCENARIOS" != "" ]; then
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cscli -c "$CS_CONFIG_FILE" scenarios remove $DISABLE_SCENARIOS
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fi
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if [ "$DISABLE_POSTOVERFLOWS" != "" ]; then
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cscli -c "$CS_CONFIG_FILE" postoverflows remove $DISABLE_POSTOVERFLOWS
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fi
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function register_bouncer {
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if ! cscli -c "$CS_CONFIG_FILE" bouncers list -o json | sed '/^ *"name"/!d;s/^ *"name": "\(.*\)",/\1/' | grep -q "^${NAME}$"; then
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if cscli -c "$CS_CONFIG_FILE" bouncers add "${NAME}" -k "${KEY}" > /dev/null; then
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echo "Registered bouncer for ${NAME}"
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else
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echo "Failed to register bouncer for ${NAME}"
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fi
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fi
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}
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## Register bouncers via env
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for BOUNCER in $(compgen -A variable | grep -i BOUNCER_KEY); do
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KEY=$(printf '%s' "${!BOUNCER}")
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NAME=$(printf '%s' "$BOUNCER" | cut -d_ -f2-)
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if [[ -n $KEY ]] && [[ -n $NAME ]]; then
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register_bouncer
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fi
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done
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## Register bouncers via secrets
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shopt -s nullglob extglob
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for BOUNCER in /run/secrets/@(bouncer_key|BOUNCER_KEY)* ; do
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KEY=$(cat "${BOUNCER}")
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NAME=$(echo "${BOUNCER}" | awk -F "/" '{printf $NF}' | cut -d_ -f2-)
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if [[ -n $KEY ]] && [[ -n $NAME ]]; then
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register_bouncer
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fi
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done
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shopt -u nullglob extglob
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ARGS=""
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if [ "$CONFIG_FILE" != "" ]; then
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ARGS="-c $CONFIG_FILE"
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fi
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if [ "$DSN" != "" ]; then
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ARGS="$ARGS -dsn ${DSN}"
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fi
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if [ "$TYPE" != "" ]; then
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ARGS="$ARGS -type $TYPE"
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fi
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if [ "${TEST_MODE,,}" == "true" ]; then
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ARGS="$ARGS -t"
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fi
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if [ "${DISABLE_AGENT,,}" == "true" ]; then
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ARGS="$ARGS -no-cs"
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fi
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if [ "${DISABLE_LOCAL_API,,}" == "true" ]; then
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ARGS="$ARGS -no-api"
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fi
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if [ "${LEVEL_TRACE,,}" == "true" ]; then
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ARGS="$ARGS -trace"
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fi
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if [ "${LEVEL_DEBUG,,}" == "true" ]; then
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ARGS="$ARGS -debug"
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fi
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if [ "${LEVEL_INFO,,}" == "true" ]; then
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ARGS="$ARGS -info"
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fi
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exec crowdsec $ARGS
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