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253 lines
7.1 KiB
253 lines
7.1 KiB
#!/bin/sh /etc/rc.common
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# Basic init script for mosquitto
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# April 2012, OpenWrt.org
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# Provides support for the luci-app-mosquitto package, if installed
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START=80
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USE_PROCD=1
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TCONF=/tmp/mosquitto.generated.conf
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CONF_WATCH=/etc/config/mosquitto
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# Usage: append_if cfg uci_name output_name
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# add a config line of the form "output_name <value>"
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# if the "uci_name" was found.
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# output_name defaults to uci_name if not specified.
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append_if() {
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local cfg="$1"
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local uci_name="$2"
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local out_name="$3"
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if [ -z "$out_name" ]; then
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out_name=$uci_name
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fi
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config_get val $cfg $uci_name
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if [ -n "$val" ]; then
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echo "$out_name $val" >> $TCONF
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fi
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}
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# mosquitto uses true/false, uci uses 1/0
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# note that this is not shell truthy, but equality with 1!
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append_bool() {
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if [ $2 -eq 1 ]; then
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echo "$1 true" >> $TCONF
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else
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echo "$1 false" >> $TCONF
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fi
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}
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# as per append_if, but gets the value as a uci bool, not raw
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append_optional_bool() {
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local cfg="$1"
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local uci_name="$2"
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local out_name="$3"
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if [ -z "$out_name" ]; then
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out_name=$uci_name
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fi
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config_get val $cfg $uci_name
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if [ -n "$val" ]; then
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config_get_bool real $cfg $uci_name
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append_bool $out_name $real
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fi
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}
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convert_mosq_general() {
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local cfg="$1"
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config_get destinations "$1" log_dest
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for dest in $destinations; do
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echo "log_dest $dest" >> $TCONF
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done
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config_get_bool no_remote "$1" no_remote_access 0
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if [ "$no_remote" -eq 1 ]; then
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echo "bind_address localhost" >> $TCONF
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fi
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config_get port "$1" port 1883
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echo "port $port" >> $TCONF
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append_if "$1" acl_file
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append_optional_bool "$1" allow_anonymous
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append_optional_bool "$1" allow_duplicate_messages
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append_if "$1" clientid_prefixes
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append_optional_bool "$1" connection_messages
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append_if "$1" include_dir
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append_if "$1" log_facility
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append_optional_bool "$1" log_timestamp
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config_get log_types "$1" log_types
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for log_type in $log_types; do
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echo "log_dest $log_type" >> $TCONF
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done
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append_if "$1" max_inflight_bytes
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append_if "$1" max_inflight_messages
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append_if "$1" max_queued_bytes
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append_if "$1" max_queued_messages
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append_if "$1" message_size_limit
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append_if "$1" passwd_file
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append_if "$1" pid_file
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append_if "$1" psk_file
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append_optional_bool "$1" queue_qos0_messages
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append_optional_bool "$1" set_tcp_nodelay
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append_if "$1" protocol
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append_if "$1" sys_interval
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append_if "$1" upgrade_outgoing_qos
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append_if "$1" user
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}
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convert_persistence() {
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local cfg="$1"
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append_if "$cfg" client_expiration persistent_client_expiration
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append_if "$cfg" autosave_interval
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append_optional_bool "$cfg" autosave_on_changes
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append_optional_bool "$cfg" persistence
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append_if "$cfg" file persistence_file
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append_if "$cfg" store_clean_interval
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config_get loc "$cfg" location
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if [ -n "$loc" ]; then
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[ -d "$loc" ] || {
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mkdir -p "$loc";
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chown mosquitto "$loc";
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}
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echo "persistence_location $loc" >> $TCONF
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fi
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}
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add_listener() {
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echo "" >> $TCONF
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config_get port "$1" port
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if [ -z "$port" ]; then
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echo "Ignoring listener section without port"
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return
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fi
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config_get_bool no_remote "$1" no_remote_access 0
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if [ "$no_remote" -eq 1 ]; then
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echo "listener $port 127.0.0.1" >> $TCONF
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else
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echo "listener $port" >> $TCONF
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fi
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append_if "$1" http_dir
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append_if "$1" max_connections
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append_if "$1" mount_point
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append_if "$1" protocol
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append_optional_bool "$1" use_username_as_clientid
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append_if "$1" websockets_log_level
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append_if "$1" cafile
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append_if "$1" capath
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append_if "$1" certfile
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append_if "$1" ciphers
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append_if "$1" crlfile
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append_if "$1" keyfile
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append_optional_bool "$1" require_certificate
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append_if "$1" tls_version
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append_optional_bool "$1" use_identity_as_username
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append_optional_bool "$1" use_subject_as_username
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append_if "$1" psk_hint
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}
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add_topic() {
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echo "topic $1" >> $TCONF
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}
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add_bridge() {
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config_get conn "$1" connection
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config_get addr "$1" address
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if [ -z "$conn" -o -z "$addr" ]; then
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echo "Ignoring bridge section with missing connection/address"
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return
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fi
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# Also invalid if no topics are defined, mosquitto will not start!
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config_get tlen "$1" "topic_LENGTH"
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if [ -z "$tlen" ]; then
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echo "Ignoring bridge section with no topics defined"
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return
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fi
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echo "" >> $TCONF
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echo "# Bridge connection from UCI section" >> $TCONF
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append_if "$1" connection
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append_if "$1" address
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append_optional_bool "$1" attempt_unsubscribe bridge_attempt_unsubscribe
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append_if "$1" protocol_version bridge_protocol_version
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append_optional_bool "$1" cleansession
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append_if "$1" keepalive_interval
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append_if "$1" idle_timeout
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append_if "$1" local_clientid
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append_if "$1" local_password
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append_if "$1" local_username
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append_optional_bool "$1" notifications
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append_optional_bool "$1" notifications_local_only
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append_if "$1" notification_topic
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# Note, deprecated upstream, preserve old uci configs
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append_if "$1" clientid remote_clientid
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append_if "$1" remote_clientid
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# Note, deprecated upstream, preserve old uci configs
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append_if "$1" password remote_password
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append_if "$1" remote_password
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# Note, deprecated upstream, preserve old uci configs
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append_if "$1" username remote_username
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append_if "$1" remote_username
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append_if "$1" restart_timeout
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append_optional_bool "$1" round_robin
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append_if "$1" start_type
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append_if "$1" threshold
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config_list_foreach "$1" topic add_topic
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append_optional_bool "$1" try_private
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append_if "$1" cafile bridge_cafile
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append_if "$1" capath bridge_capath
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append_if "$1" certfile bridge_certfile
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append_if "$1" identity bridge_identity
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append_optional_bool "$1" insecure bridge_insecure
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append_if "$1" keyfile bridge_keyfile
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append_if "$1" psk bridge_psk
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append_if "$1" tls_version bridge_tls_version
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}
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convert_uci() {
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rm -rf $TCONF
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echo "Generating mosquitto config file in $TCONF"
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echo "# mosquitto.conf file generated from UCI config." >>$TCONF
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# Don't include a timestamp, it makes md5sum compares fail
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config_load mosquitto
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config_foreach convert_mosq_general "mosquitto"
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config_foreach convert_persistence "persistence"
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config_foreach add_listener "listener"
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config_foreach add_bridge "bridge"
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}
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start_service_real() {
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local cfg="$1"
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local use_uci write_pid
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config_get use_uci "$cfg" use_uci
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if [ "$use_uci" -eq 1 ]; then
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CONF=$TCONF
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convert_uci
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else
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CONF=/etc/mosquitto/mosquitto.conf
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CONF_WATCH=$CONF
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fi
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config_get write_pid "$cfg" write_pid 0
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procd_open_instance
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procd_set_param command mosquitto
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procd_append_param command -c $CONF
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# Makes /etc/init.d/mosquitto reload work if you edit the final file.
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procd_set_param file $CONF_WATCH
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[ "$write_pid" -eq 1 ] && procd_set_param pidfile /var/run/mosquitto.pid
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procd_close_instance
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}
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start_service() {
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config_load mosquitto
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config_foreach start_service_real owrt
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}
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service_triggers() {
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# Makes "reload_config" work
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procd_add_reload_trigger "mosquitto"
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}
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