Disable eventd and rsyslog plugin in slim images (#17905)

### Why I did it

Disable eventd at buildtime for slim images

##### Work item tracking
- Microsoft ADO **(number only)**:26386286

#### How I did it

Add flags for disabling eventd and only copy rsyslog conf files when eventd is included and not slim image

#### How to verify it

Manual testing

Makefile.work

@@ -556,6 +556,7 @@ SONIC_BUILD_INSTRUCTION :=  $(MAKE) \
                            SONIC_CONFIG_USE_NATIVE_DOCKERD_FOR_BUILD=$(SONIC_CONFIG_USE_NATIVE_DOCKERD_FOR_BUILD) \
                            SONIC_INCLUDE_SYSTEM_TELEMETRY=$(INCLUDE_SYSTEM_TELEMETRY) \
                            SONIC_INCLUDE_SYSTEM_GNMI=$(INCLUDE_SYSTEM_GNMI) \
+                           SONIC_INCLUDE_SYSTEM_EVENTD=$(INCLUDE_SYSTEM_EVENTD) \
                            INCLUDE_DHCP_RELAY=$(INCLUDE_DHCP_RELAY) \
                            INCLUDE_DHCP_SERVER=$(INCLUDE_DHCP_SERVER) \
                            INCLUDE_MACSEC=$(INCLUDE_MACSEC) \

dockers/docker-dhcp-relay/Dockerfile.j2

@@ -51,13 +51,17 @@ COPY ["dhcp-relay.programs.j2", "dhcpv4-relay.agents.j2", "dhcpv6-relay.agents.j
 COPY ["files/supervisor-proc-exit-listener", "/usr/bin"]
 COPY ["critical_processes", "/etc/supervisor"]
 COPY ["cli", "/cli/"]
+
+{% if include_system_eventd == "y" %}
+{% if build_reduce_image_size != "y" or sonic_asic_platform != "broadcom" %}
 # Copy regex json and rsyslog_plugin.conf file into rsyslog.d
 COPY ["*.json", "/etc/rsyslog.d/"]
 COPY ["files/rsyslog_plugin.conf.j2", "/etc/rsyslog.d/"]
-
 # Create dhcp_relay_regex.conf
 RUN j2 -f json /etc/rsyslog.d/rsyslog_plugin.conf.j2 /etc/rsyslog.d/events_info.json  > /etc/rsyslog.d/dhcp_relay_events.conf
 RUN rm -f /etc/rsyslog.d/rsyslog_plugin.conf.j2
 RUN rm -f /etc/rsyslog.d/events_info.json
+{% endif %}
+{% endif %}
 
 ENTRYPOINT ["/usr/bin/docker_init.sh"]

dockers/docker-fpm-frr/Dockerfile.j2

@@ -54,15 +54,19 @@ COPY ["TSC", "/usr/bin/TSC"]
 COPY ["TS", "/usr/bin/TS"]
 COPY ["files/supervisor-proc-exit-listener", "/usr/bin"]
 COPY ["zsocket.sh", "/usr/bin/"]
-COPY ["*.json", "/etc/rsyslog.d/"]
-COPY ["files/rsyslog_plugin.conf.j2", "/etc/rsyslog.d/"]
 RUN chmod a+x /usr/bin/TSA && \
     chmod a+x /usr/bin/TSB && \
     chmod a+x /usr/bin/TSC && \
     chmod a+x /usr/bin/zsocket.sh
 
+{% if include_system_eventd == "y" %}
+{% if build_reduce_image_size != "y" or sonic_asic_platform != "broadcom" %}
+COPY ["*.json", "/etc/rsyslog.d/"]
+COPY ["files/rsyslog_plugin.conf.j2", "/etc/rsyslog.d/"]
 RUN j2 -f json /etc/rsyslog.d/rsyslog_plugin.conf.j2 /etc/rsyslog.d/events_info.json  > /etc/rsyslog.d/bgp_events.conf
 RUN rm -f /etc/rsyslog.d/rsyslog_plugin.conf.j2
 RUN rm -f /etc/rsyslog.d/events_info.json
+{% endif %}
+{% endif %}
 
 ENTRYPOINT ["/usr/bin/docker_init.sh"]

dockers/docker-orchagent/Dockerfile.j2

@@ -75,17 +75,20 @@ COPY ["files/supervisor-proc-exit-listener", "/usr/bin"]
 # Copy all Jinja2 template files into the templates folder
 COPY ["*.j2", "/usr/share/sonic/templates/"]
 
-# Copy all regex json files and rsyslog_plugin.conf to rsyslog.d
-COPY ["*.json", "/etc/rsyslog.d/"]
-COPY ["files/rsyslog_plugin.conf.j2", "/etc/rsyslog.d/"]
-
 RUN sonic-cfggen -a "{\"ENABLE_ASAN\":\"{{ENABLE_ASAN}}\"}" -t /usr/share/sonic/templates/docker-init.j2 > /usr/bin/docker-init.sh
 RUN rm -f /usr/share/sonic/templates/docker-init.j2
 RUN chmod 755 /usr/bin/docker-init.sh
 
+{% if include_system_eventd == "y" %}
+{% if build_reduce_image_size != "y" or sonic_asic_platform != "broadcom" %}
+# Copy all regex json files and rsyslog_plugin.conf to rsyslog.d
+COPY ["*.json", "/etc/rsyslog.d/"]
+COPY ["files/rsyslog_plugin.conf.j2", "/etc/rsyslog.d/"]
 # Create swss rsyslog_plugin conf file
 RUN j2 -f json /etc/rsyslog.d/rsyslog_plugin.conf.j2 /etc/rsyslog.d/events_info.json  > /etc/rsyslog.d/swss_events.conf
 RUN rm -f /etc/rsyslog.d/rsyslog_plugin.conf.j2
 RUN rm -f /etc/rsyslog.d/events_info.json
+{% endif %}
+{% endif %}
 
 ENTRYPOINT ["/usr/bin/docker-init.sh"]

files/build_templates/init_cfg.json.j2

@@ -38,7 +38,6 @@
                    ("lldp", "enabled", true, "enabled"),
                    ("pmon", "enabled", true, "enabled"),
                    ("snmp", "enabled", true, "enabled"),
-                   ("eventd", "enabled", false, "enabled"),
                    ("swss", "enabled", false, "enabled"),
                    ("syncd", "enabled", false, "enabled")] %}
 {%- if include_router_advertiser == "y" %}{% do features.append(("radv", "enabled", false, "enabled")) %}{% endif %}
@@ -60,6 +59,11 @@
 {%- if include_macsec == "y" %}{% do features.append(("macsec", "{% if 'type' in DEVICE_METADATA['localhost'] and DEVICE_METADATA['localhost']['type'] == 'SpineRouter' and DEVICE_RUNTIME_METADATA['MACSEC_SUPPORTED'] %}enabled{% else %}disabled{% endif %}", false, "enabled")) %}{% endif %}
 {%- if include_system_gnmi == "y" %}{% do features.append(("gnmi", "enabled", true, "enabled")) %}{% endif %}
 {%- if include_system_telemetry == "y" %}{% do features.append(("telemetry", "enabled", true, "enabled")) %}{% endif %}
+{%- if include_system_eventd == "y" and BUILD_REDUCE_IMAGE_SIZE == "y" and sonic_asic_platform == "broadcom" %}
+    {% do features.append(("eventd","disabled", false, "enabled")) %}
+{%- elif include_system_eventd == "y" %}
+    {% do features.append(("eventd", "enabled", false, "enabled")) %}
+{%- endif %}
     "FEATURE": {
 {# delayed field if set, will start the feature systemd .timer unit instead of .service unit #}
 {%- for feature, state, delayed, autorestart in features %}

files/build_templates/sonic_debian_extension.j2

@@ -324,6 +324,9 @@ sudo dpkg --root=$FILESYSTEM_ROOT -i {{deb}} || sudo LANG=C DEBIAN_FRONTEND=noni
 sudo dpkg --root=$FILESYSTEM_ROOT -i $debs_path/sonic-db-cli_*.deb || \
     sudo LANG=C DEBIAN_FRONTEND=noninteractive chroot $FILESYSTEM_ROOT apt-get -y install -f
 
+
+{% if include_system_eventd == "y" %}
+{% if build_reduce_image_size != "y" or sonic_asic_platform != "broadcom" %}
 # Install sonic-rsyslog-plugin
 sudo dpkg --root=$FILESYSTEM_ROOT -i $debs_path/sonic-rsyslog-plugin_*.deb || \
     sudo LANG=C DEBIAN_FRONTEND=noninteractive chroot $FILESYSTEM_ROOT apt-get -y install -f
@@ -343,6 +346,9 @@ sudo cp $BUILD_TEMPLATES/bgpd_regex.json $FILESYSTEM_ROOT_ETC/rsyslog.d/
 j2 -f json $BUILD_TEMPLATES/rsyslog_plugin.conf.j2 $BUILD_TEMPLATES/syncd_events_info.json | sudo tee $FILESYSTEM_ROOT_ETC/rsyslog.d/syncd_events.conf
 sudo cp $BUILD_TEMPLATES/syncd_regex.json $FILESYSTEM_ROOT_ETC/rsyslog.d/
 
+{% endif %}
+{% endif %}
+
 # Install custom-built monit package and SONiC configuration files
 sudo dpkg --root=$FILESYSTEM_ROOT -i $debs_path/monit_*.deb || \
     sudo LANG=C DEBIAN_FRONTEND=noninteractive chroot $FILESYSTEM_ROOT apt-get -y install -f
@@ -404,7 +410,8 @@ sudo cp $IMAGE_CONFIGS/rsyslog/rsyslog-config.service $FILESYSTEM_ROOT_USR_LIB_S
 sudo cp $IMAGE_CONFIGS/rsyslog/rsyslog-config.sh $FILESYSTEM_ROOT/usr/bin/
 sudo cp $IMAGE_CONFIGS/rsyslog/rsyslog.conf.j2 $FILESYSTEM_ROOT_USR_SHARE_SONIC_TEMPLATES/
 sudo cp $IMAGE_CONFIGS/rsyslog/rsyslog-container.conf.j2 $FILESYSTEM_ROOT_USR_SHARE_SONIC_TEMPLATES/
-sudo cp $IMAGE_CONFIGS/rsyslog/rsyslog.d/* $FILESYSTEM_ROOT/etc/rsyslog.d/
+j2 $IMAGE_CONFIGS/rsyslog/rsyslog.d/00-sonic.conf.j2 | sudo tee $FILESYSTEM_ROOT/etc/rsyslog.d/00-sonic.conf
+sudo cp $IMAGE_CONFIGS/rsyslog/rsyslog.d/*.conf $FILESYSTEM_ROOT/etc/rsyslog.d/
 echo "rsyslog-config.service" | sudo tee -a $GENERATED_SERVICE_FILE
 
 # Copy containercfgd configuration files

files/image_config/rsyslog/rsyslog.d/00-sonic.conf.j2

@@ -5,6 +5,9 @@ template(name="prog_msg" type="list") {
     constant(value="\n")
 }
 
+{% if include_system_eventd == "y" %}
+{% if build_reduce_image_size != "y" or sonic_asic_platform != "broadcom" %}
+
 $ModLoad omprog
 
 if re_match($programname, "bgp[0-9]*#(frr|zebra|staticd|watchfrr)") then {
@@ -25,6 +28,9 @@ if re_match($programname, "bgp[0-9]*#bgpd") then {
     stop
 }
 
+{% endif %}
+{% endif %}
+
 ## Teamd rules
 
 if $programname contains "teamd_" then {

rules/config

@@ -127,6 +127,9 @@ DEFAULT_VS_PREPARE_MEM = yes
 # INCLUDE_SYSTEM_GNMI - build docker-sonic-gnmi for system gnmi support
 INCLUDE_SYSTEM_GNMI = y
 
+# INCLUDE_SYSTEM_EVENTD - build docker-eventd for system eventd support
+INCLUDE_SYSTEM_EVENTD = y
+
 # INCLUDE_SYSTEM_TELEMETRY - build docker-sonic-telemetry for system telemetry support
 INCLUDE_SYSTEM_TELEMETRY = n
 

rules/docker-eventd.mk

@@ -25,10 +25,14 @@ $(DOCKER_DHCP)_SERVICE_REQUIRES = updategraph
 $(DOCKER_DHCP)_SERVICE_AFTER = database
 
 SONIC_DOCKER_IMAGES += $(DOCKER_EVENTD)
+ifeq ($(INCLUDE_SYSTEM_EVENTD), y)
 SONIC_INSTALL_DOCKER_IMAGES += $(DOCKER_EVENTD)
+endif
 
 SONIC_DOCKER_DBG_IMAGES += $(DOCKER_EVENTD_DBG)
+ifeq ($(INCLUDE_SYSTEM_EVENTD), y)
 SONIC_INSTALL_DOCKER_DBG_IMAGES += $(DOCKER_EVENTD_DBG)
+endif
 
 $(DOCKER_EVENTD)_FILES += $(SUPERVISOR_PROC_EXIT_LISTENER_SCRIPT)
 $(DOCKER_EVENTD)_CONTAINER_NAME = eventd

slave.mk

@@ -165,6 +165,10 @@ ifeq ($(SONIC_INCLUDE_SYSTEM_GNMI),y)
 INCLUDE_SYSTEM_GNMI = y
 endif
 
+ifeq ($(SONIC_INCLUDE_SYSTEM_EVENTD),y)
+INCLUDE_SYSTEM_EVENTD = y
+endif
+
 ifeq ($(SONIC_INCLUDE_RESTAPI),y)
 INCLUDE_RESTAPI = y
 endif
@@ -423,6 +427,7 @@ $(info "INCLUDE_MGMT_FRAMEWORK"          : "$(INCLUDE_MGMT_FRAMEWORK)")
 $(info "INCLUDE_ICCPD"                   : "$(INCLUDE_ICCPD)")
 $(info "INCLUDE_SYSTEM_TELEMETRY"        : "$(INCLUDE_SYSTEM_TELEMETRY)")
 $(info "INCLUDE_SYSTEM_GNMI"             : "$(INCLUDE_SYSTEM_GNMI)")
+$(info "INCLUDE_SYSTEM_EVENTD"           : "$(INCLUDE_SYSTEM_EVENTD)")
 $(info "ENABLE_HOST_SERVICE_ON_START"    : "$(ENABLE_HOST_SERVICE_ON_START)")
 $(info "INCLUDE_RESTAPI"                 : "$(INCLUDE_RESTAPI)")
 $(info "INCLUDE_SFLOW"                   : "$(INCLUDE_SFLOW)")
@@ -1129,6 +1134,8 @@ $(addprefix $(TARGET_PATH)/, $(DOCKER_IMAGES)) : $(TARGET_PATH)/%.gz : .platform
 		sudo mount --bind $(PYTHON_DEBS_PATH) $($*.gz_PATH)/python-debs $(LOG)
 		sudo mount --bind $(PYTHON_WHEELS_PATH) $($*.gz_PATH)/python-wheels $(LOG)
 		# Export variables for j2. Use path for unique variable names, e.g. docker_orchagent_debs
+		export include_system_eventd="$(INCLUDE_SYSTEM_EVENTD)"
+		export build_reduce_image_size="$(BUILD_REDUCE_IMAGE_SIZE)"
 		$(eval export $(subst -,_,$(notdir $($*.gz_PATH)))_debs=$(shell printf "$(subst $(SPACE),\n,$(call expand,$($*.gz_DEPENDS),RDEPENDS))\n" | awk '!a[$$0]++'))
 		$(eval export $(subst -,_,$(notdir $($*.gz_PATH)))_pydebs=$(shell printf "$(subst $(SPACE),\n,$(call expand,$($*.gz_PYTHON_DEBS)))\n" | awk '!a[$$0]++'))
 		$(eval export $(subst -,_,$(notdir $($*.gz_PATH)))_whls=$(shell printf "$(subst $(SPACE),\n,$(call expand,$($*.gz_PYTHON_WHEELS)))\n" | awk '!a[$$0]++'))
@@ -1413,6 +1420,8 @@ $(addprefix $(TARGET_PATH)/, $(SONIC_INSTALLERS)) : $(TARGET_PATH)/% : \
 	export sonic_su_prod_signing_tool="/sonic/scripts/$(shell basename -- $(SECURE_UPGRADE_PROD_SIGNING_TOOL))"
 	export include_system_telemetry="$(INCLUDE_SYSTEM_TELEMETRY)"
 	export include_system_gnmi="$(INCLUDE_SYSTEM_GNMI)"
+	export include_system_eventd="$(INCLUDE_SYSTEM_EVENTD)"
+	export build_reduce_image_size="$(BUILD_REDUCE_IMAGE_SIZE)"
 	export include_restapi="$(INCLUDE_RESTAPI)"
 	export include_nat="$(INCLUDE_NAT)"
 	export include_p4rt="$(INCLUDE_P4RT)"