[telemetry]: SONiC system telemetry Support (#1526)

* SONiC system telemetry Support

Signed-off-by: Jipan Yang <jipan.yang@alibaba-inc.com>

* Update package name from telemetry to sonic-telemetry

Signed-off-by: Jipan Yang <jipan.yang@alibaba-inc.com>

.gitignore

@@ -57,6 +57,7 @@ dockers/docker-router-advertiser/Dockerfile
 dockers/docker-snmp-sv2/Dockerfile
 dockers/docker-teamd/Dockerfile
 dockers/docker-sonic-mgmt/Dockerfile
+dockers/docker-sonic-telemetry/Dockerfile
 platform/*/docker-syncd-*/Dockerfile
 platform/*/docker-syncd-*-rpc/Dockerfile
 platform/vs/docker-sonic-vs/Dockerfile

Makefile

@@ -70,7 +70,8 @@ SONIC_BUILD_INSTRUCTION :=  make \
                            USERNAME=$(USERNAME) \
                            SONIC_BUILD_JOBS=$(SONIC_BUILD_JOBS) \
                            HTTP_PROXY=$(http_proxy) \
-                           HTTPS_PROXY=$(https_proxy)
+                           HTTPS_PROXY=$(https_proxy) \
+                           ENABLE_SYSTEM_TELEMETRY=$(ENABLE_SYSTEM_TELEMETRY)
 
 .PHONY: sonic-slave-build sonic-slave-bash init reset
 

dockers/docker-sonic-telemetry/Dockerfile.j2

@@ -0,0 +1,31 @@
+FROM docker-config-engine
+
+## Make apt-get non-interactive
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update
+
+RUN apt-get install -f -y libdbus-1-3 libdaemon0 libjansson4
+
+## Install redis-tools dependencies
+## TODO: implicitly install dependencies
+RUN apt-get -y install libjemalloc1
+
+COPY \
+{% for deb in docker_sonic_telemetry_debs.split(' ') -%}
+debs/{{ deb }}{{' '}}
+{%- endfor -%}
+debs/
+
+RUN dpkg -i \
+{% for deb in docker_sonic_telemetry_debs.split(' ') -%}
+debs/{{ deb }}{{' '}}
+{%- endfor %}
+
+COPY ["start.sh", "telemetry.sh", "dialout.sh", "/usr/bin/"]
+COPY ["supervisord.conf", "/etc/supervisor/conf.d/"]
+
+RUN apt-get clean -y; apt-get autoclean -y; apt-get autoremove -y
+RUN rm -rf /debs
+
+ENTRYPOINT ["/usr/bin/supervisord"]

dockers/docker-sonic-telemetry/dialout.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+# Start with default config
+
+exec /usr/sbin/dialout_client_cli -insecure -logtostderr  -v 2
+

dockers/docker-sonic-telemetry/start.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+mkdir -p /var/sonic
+echo "# Config files managed by sonic-config-engine" > /var/sonic/config_status
+
+rm -f /var/run/rsyslogd.pid
+
+supervisorctl start rsyslogd
+
+supervisorctl start telemetry
+supervisorctl start dialout

dockers/docker-sonic-telemetry/supervisord.conf

@@ -0,0 +1,36 @@
+[supervisord]
+logfile_maxbytes=1MB
+logfile_backups=2
+nodaemon=true
+
+[program:start.sh]
+command=/usr/bin/start.sh
+priority=1
+autostart=true
+autorestart=false
+stdout_logfile=syslog
+stderr_logfile=syslog
+
+[program:rsyslogd]
+command=/usr/sbin/rsyslogd -n
+priority=2
+autostart=false
+autorestart=false
+stdout_logfile=syslog
+stderr_logfile=syslog
+
+[program:telemetry]
+command=/usr/bin/telemetry.sh
+priority=3
+autostart=false
+autorestart=true
+stdout_logfile=syslog
+stderr_logfile=syslog
+
+[program:dialout]
+command=/usr/bin/dialout.sh
+priority=4
+autostart=false
+autorestart=true
+stdout_logfile=syslog
+stderr_logfile=syslog

dockers/docker-sonic-telemetry/telemetry.sh

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+
+# Try to read telemetry and x509 config from ConfigDB.
+# Use default value if no valid config exists
+X509=`sonic-cfggen -d -v "DEVICE_METADATA['x509']"`
+TELEMETRY=`sonic-cfggen -d -v 'TELEMETRY.keys() | join(" ") if TELEMETRY'`
+
+TELEMETRY_ARGS=" -logtostderr"
+
+if [ ! -z $X509 ]; then
+	SERVER_CRT=`sonic-cfggen -d -v "DEVICE_METADATA['x509']['server_crt']"`
+	SERVER_KEY=`sonic-cfggen -d -v "DEVICE_METADATA['x509']['server_key']"`
+	if [ -z $SERVER_CRT  ] || [ -z $SERVER_KEY  ]; then
+		TELEMETRY_ARGS+=" --insecure"
+	else
+        TELEMETRY_ARGS+=" --server_crt $SERVER_CRT --server_key $SERVER_KEY "
+    fi
+else
+	TELEMETRY_ARGS+=" --insecure"
+fi
+
+if [ ! -z $X509 ]; then
+	CA_CRT=`sonic-cfggen -d -v "DEVICE_METADATA['x509']['ca_crt']"`
+	if [ ! -z $CA_CRT ]; then
+	    TELEMETRY_ARGS+=" --ca_crt $CA_CRT"
+	fi
+fi
+
+# If no configuration entry exists for TELEMETRY, create one default port
+if [ -z $TELEMETRY ]; then
+    redis-cli -n 4 hset "TELEMETRY|gnmi" port 8080
+fi
+
+PORT=`sonic-cfggen -d -v "TELEMETRY['gnmi']['port']"`
+TELEMETRY_ARGS+=" --port $PORT"
+
+CLIENT_AUTH=`sonic-cfggen -d -v "TELEMETRY['gnmi']['client_auth']"`
+if [ -z $CLIENT_AUTH ] || [ $CLIENT_AUTH == "false" ]; then
+	TELEMETRY_ARGS+=" --allow_no_client_auth"
+fi
+
+LOG_LEVEL=`sonic-cfggen -d -v "TELEMETRY['gnmi']['log_level']"`
+if [ ! -z $LOG_LEVEL ]; then
+	TELEMETRY_ARGS+=" -v=$LOG_LEVEL"
+else
+	TELEMETRY_ARGS+=" -v=2"
+fi
+
+exec /usr/sbin/telemetry ${TELEMETRY_ARGS}
+
+

files/build_templates/telemetry.service.j2

@@ -0,0 +1,13 @@
+[Unit]
+Description=Telemetry container
+Requires=swss.service
+After=swss.service
+
+[Service]
+User={{ sonicadmin_user }}
+ExecStartPre=/usr/bin/{{docker_container_name}}.sh start
+ExecStart=/usr/bin/{{docker_container_name}}.sh attach
+ExecStop=/usr/bin/{{docker_container_name}}.sh stop
+
+[Install]
+WantedBy=multi-user.target

files/image_config/logrotate/logrotate.d/rsyslog

@@ -31,6 +31,7 @@
 /var/log/cron.log
 /var/log/syslog
 /var/log/teamd.log
+/var/log/telemetry.log
 /var/log/quagga/bgpd.log
 /var/log/quagga/zebra.log
 /var/log/swss/sairedis.rec

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

@@ -19,3 +19,9 @@ if $programname contains "teamd_" then {
     /var/log/teamd.log
     stop
 }
+
+## telemetry rules
+if $msg startswith  " telemetry" or ($msg startswith  " dialout" )then {
+    /var/log/telemetry.log
+    stop
+}

rules/config

@@ -55,3 +55,6 @@ SONIC_ROUTING_STACK = quagga
 
 # Enable Origanization Extensions - Specific to the deployment scenarios of the Organization
 ENABLE_ORGANIZATION_EXTENSIONS = y
+
+# ENABLE_SYSTEM_TELEMETRY - build docker-sonic-telemetry for system telemetry support
+# ENABLE_SYSTEM_TELEMETRY = y

rules/docker-telemetry.mk

@@ -0,0 +1,15 @@
+# docker image for telemetry agent
+
+DOCKER_TELEMETRY = docker-sonic-telemetry.gz
+$(DOCKER_TELEMETRY)_PATH = $(DOCKERS_PATH)/docker-sonic-telemetry
+$(DOCKER_TELEMETRY)_DEPENDS += $(REDIS_TOOLS) $(SONIC_TELEMETRY)
+$(DOCKER_TELEMETRY)_LOAD_DOCKERS += $(DOCKER_CONFIG_ENGINE)
+SONIC_DOCKER_IMAGES += $(DOCKER_TELEMETRY)
+ifeq ($(ENABLE_SYSTEM_TELEMETRY), y)
+SONIC_INSTALL_DOCKER_IMAGES += $(DOCKER_TELEMETRY)
+endif
+
+$(DOCKER_TELEMETRY)_CONTAINER_NAME = telemetry
+$(DOCKER_TELEMETRY)_RUN_OPT += --net=host --privileged -t
+$(DOCKER_TELEMETRY)_RUN_OPT += -v /etc/sonic:/etc/sonic:ro
+

rules/telemetry.mk

@@ -0,0 +1,5 @@
+# SONiC telemetry package
+
+SONIC_TELEMETRY = sonic-telemetry_0.1_amd64.deb
+$(SONIC_TELEMETRY)_SRC_PATH = $(SRC_PATH)/telemetry
+SONIC_DPKG_DEBS += $(SONIC_TELEMETRY)

slave.mk

@@ -107,6 +107,7 @@ $(info "ENABLE_SYNCD_RPC"                : "$(ENABLE_SYNCD_RPC)")
 $(info "ENABLE_ORGANIZATION_EXTENSIONS"  : "$(ENABLE_ORGANIZATION_EXTENSIONS)")
 $(info "HTTP_PROXY"                      : "$(HTTP_PROXY)")
 $(info "HTTPS_PROXY"                     : "$(HTTPS_PROXY)")
+$(info "ENABLE_SYSTEM_TELEMETRY"         : "$(ENABLE_SYSTEM_TELEMETRY)")
 $(info )
 
 ###############################################################################

src/telemetry/Makefile

@@ -0,0 +1,20 @@
+export GOPATH=/tmp/go
+
+INSTALL := /usr/bin/install
+
+all: sonic-telemetry
+
+sonic-telemetry:
+	/usr/local/go/bin/go get -v github.com/Azure/sonic-telemetry/telemetry
+	/usr/local/go/bin/go get -v github.com/Azure/sonic-telemetry/dialout/dialout_client_cli
+
+install:
+	$(INSTALL) -D ${GOPATH}/bin/telemetry $(DESTDIR)/usr/sbin/telemetry
+	$(INSTALL) -D ${GOPATH}/bin/dialout_client_cli $(DESTDIR)/usr/sbin/dialout_client_cli
+
+deinstall:
+	rm $(DESTDIR)/usr/sbin/telemetry
+	rm $(DESTDIR)/usr/sbin/dialout_client_cli
+
+clean:
+	rm -fr ${GOPATH}

src/telemetry/debian/changelog

@@ -0,0 +1,5 @@
+sonic-telemetry (0.1) UNRELEASED; urgency=medium
+
+  * Initial release.
+
+ -- Jipan Yang <jipan.yang@alibaba-inc.com>  Sat, 24 Mar 2018 12:48:22 -0700

src/telemetry/debian/compat

@@ -0,0 +1 @@
+9

src/telemetry/debian/control

@@ -0,0 +1,17 @@
+Source: sonic-telemetry
+Section: devel
+Priority: optional
+Maintainer: Jipan Yang <jipan.yang@alibaba-inc.com>
+Build-Depends: debhelper (>= 8.0.0),
+               dh-systemd
+Standards-Version: 3.9.3
+Homepage: https://github.com/Azure/sonic-telemetry
+XS-Go-Import-Path: github.com/Azure/sonic-telemetry
+
+Package: sonic-telemetry
+Architecture: any
+Built-Using: ${misc:Built-Using}
+Depends: ${misc:Depends},
+         ${shlibs:Depends}
+Description: SONiC telemetry
+ sonic-telemetry

src/telemetry/debian/rules

@@ -0,0 +1,3 @@
+#!/usr/bin/make -f
+%:
+	dh $@ --with systemd

src/telemetry/debian/telemetry.init.d

@@ -0,0 +1,14 @@
+#!/bin/bash
+#
+### BEGIN INIT INFO
+# Provides: sonic-telemetry
+# Required-Start: $local_fs $network $remote_fs $syslog
+# Required-Stop: $local_fs $network $remote_fs $syslog
+# Default-Start:  2 3 4 5
+# Default-Stop: 0 1 6
+# Short-Description: start and stop the telemetry
+# Description: sonic-telemetry is an implementation of sonic telemetry daemon in Go
+### END INIT INFO
+#
+
+exit 0