301 lines
10 KiB
Django/Jinja
301 lines
10 KiB
Django/Jinja
#!/bin/bash
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# single instance containers are still supported (even though it might not look like it)
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# if no instance number is passed to this script, $DEV will simply be unset, resulting in docker
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# commands being sent to the base container name. E.g. `docker start database$DEV` simply starts
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# the container `database` if no instance number is passed since `$DEV` is not defined
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{%- if docker_container_name == "database" %}
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link_namespace() {
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# Makes namespace of a docker container available in
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# /var/run/netns so it can be managed with iproute2
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mkdir -p /var/run/netns
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PID="$(docker inspect -f {{"'{{.State.Pid}}'"}} "{{docker_container_name}}$DEV")"
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if `ip netns | grep --quiet -w "{{docker_container_name}}$DEV"`; then # namespace exists
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if [ $(readlink -f /var/run/netns/$NET_NS$DEV) = $(readlink -f /proc/$PID/ns/net) ]; then # namespace is correctly linked
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return 0
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else # if it's incorrectly linked remove it
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ip netns delete "{{docker_container_name}}$DEV"
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fi
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fi
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ln -s /proc/$PID/ns/net /var/run/netns/$NET_NS$DEV
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}
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{%- endif %}
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function getMountPoint()
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{
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echo $1 | python -c "import sys, json, os; mnts = [x for x in json.load(sys.stdin)[0]['Mounts'] if x['Destination'] == '/usr/share/sonic/hwsku']; print '' if len(mnts) == 0 else os.path.basename(mnts[0]['Source'])" 2>/dev/null
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}
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function updateHostName()
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{
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HOSTS=/etc/hosts
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HOSTS_TMP=/etc/hosts.tmp
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EXEC="docker exec -i {{docker_container_name}}$DEV bash -c"
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NEW_HOSTNAME="$1"
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HOSTNAME=`$EXEC "hostname"`
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if ! [[ $HOSTNAME =~ ^[a-zA-Z0-9.\-]*$ ]]; then
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HOSTNAME=`hostname`
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fi
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# copy HOSTS to HOSTS_TMP
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$EXEC "cp $HOSTS $HOSTS_TMP"
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# remove entry with hostname
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$EXEC "sed -i \"/$HOSTNAME$/d\" $HOSTS_TMP"
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# add entry with new hostname
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$EXEC "echo -e \"127.0.0.1\t$NEW_HOSTNAME\" >> $HOSTS_TMP"
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echo "Set hostname in {{docker_container_name}}$DEV container"
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$EXEC "hostname '$NEW_HOSTNAME'"
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$EXEC "cat $HOSTS_TMP > $HOSTS"
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$EXEC "rm -f $HOSTS_TMP"
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}
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function getBootType()
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{
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# same code snippet in files/scripts/syncd.sh
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case "$(cat /proc/cmdline)" in
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*SONIC_BOOT_TYPE=warm*)
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TYPE='warm'
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;;
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*SONIC_BOOT_TYPE=fastfast*)
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TYPE='fastfast'
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;;
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*SONIC_BOOT_TYPE=fast*|*fast-reboot*)
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TYPE='fast'
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;;
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*)
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TYPE='cold'
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esac
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echo "${TYPE}"
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}
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function preStartAction()
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{
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{%- if docker_container_name == "database" %}
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WARM_DIR=/host/warmboot
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if [[ ("$BOOT_TYPE" == "warm" || "$BOOT_TYPE" == "fastfast") && -f $WARM_DIR/dump.rdb ]]; then
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# Load redis content from /host/warmboot/dump.rdb
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docker cp $WARM_DIR/dump.rdb database:/var/lib/redis/dump.rdb
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else
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# Create an emtpy file and overwrite any RDB if already there
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echo -n > /tmp/dump.rdb
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docker cp /tmp/dump.rdb database:/var/lib/redis/
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fi
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{%- elif docker_container_name == "snmp" %}
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sonic-db-cli STATE_DB HSET 'DEVICE_METADATA|localhost' chassis_serial_number $(decode-syseeprom -s)
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{%- else %}
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: # nothing
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{%- endif %}
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}
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function postStartAction()
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{
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{%- if docker_container_name == "database" %}
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if [ "$DEV" ]; then
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link_namespace $DEV
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fi
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# Wait until redis starts
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/usr/bin/docker exec database ping_pong_db_insts
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if [[ ("$BOOT_TYPE" == "warm" || "$BOOT_TYPE" == "fastfast") && -f $WARM_DIR/dump.rdb ]]; then
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rm -f $WARM_DIR/dump.rdb
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else
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# If there is a config_db.json dump file, load it.
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if [ -r /etc/sonic/config_db.json ]; then
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if [ -r /etc/sonic/init_cfg.json ]; then
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sonic-cfggen -j /etc/sonic/init_cfg.json -j /etc/sonic/config_db.json --write-to-db
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else
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sonic-cfggen -j /etc/sonic/config_db.json --write-to-db
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fi
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fi
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if [[ "$BOOT_TYPE" == "fast" ]]; then
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# set the key to expire in 3 minutes
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sonic-db-cli STATE_DB SET "FAST_REBOOT|system" "1" "EX" "180"
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fi
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sonic-db-cli CONFIG_DB SET "CONFIG_DB_INITIALIZED" "1"
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fi
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if [[ -x /usr/bin/db_migrator.py ]]; then
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# Migrate the DB to the latest schema version if needed
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/usr/bin/db_migrator.py -o migrate
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fi
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{%- elif docker_container_name == "swss" %}
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docker exec swss rm -f /ready # remove cruft
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if [[ "$BOOT_TYPE" == "fast" ]] && [[ -d /host/fast-reboot ]]; then
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test -e /host/fast-reboot/fdb.json && docker cp /host/fast-reboot/fdb.json swss:/
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test -e /host/fast-reboot/arp.json && docker cp /host/fast-reboot/arp.json swss:/
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test -e /host/fast-reboot/default_routes.json && docker cp /host/fast-reboot/default_routes.json swss:/
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rm -fr /host/fast-reboot
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fi
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docker exec swss touch /ready # signal swssconfig.sh to go
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{%- elif docker_container_name == "pmon" %}
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DEVPATH="/usr/share/sonic/device"
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REBOOT="platform_reboot"
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PSENSOR="/usr/local/bin/platform_sensors.py"
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if [ -d ${DEVPATH}/${PLATFORM} ] && [ -f $PSENSOR ]; then
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exist=`docker exec -i pmon ls /usr/bin/platform_sensors.py "$@" 2>/dev/null`
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if [ -z "$exist" ]; then
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docker cp $PSENSOR pmon:/usr/bin/
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fi
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fi
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{%- else %}
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: # nothing
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{%- endif %}
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}
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start() {
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# Obtain boot type from kernel arguments
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BOOT_TYPE=`getBootType`
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# Obtain our platform as we will mount directories with these names in each docker
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PLATFORM=`sonic-cfggen -H -v DEVICE_METADATA.localhost.platform`
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{%- if docker_container_name == "database" %}
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# Don't mount HWSKU in {{docker_container_name}} container.
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HWSKU=""
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{%- else %}
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# Obtain our HWSKU as we will mount directories with these names in each docker
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HWSKU=`sonic-cfggen -d -v 'DEVICE_METADATA["localhost"]["hwsku"]'`
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HOSTNAME=`sonic-cfggen -d -v 'DEVICE_METADATA["localhost"]["hostname"]'`
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{%- endif %}
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if [ -z "$HOSTNAME" ] || ! [[ $HOSTNAME =~ ^[a-zA-Z0-9.\-]*$ ]]; then
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HOSTNAME=`hostname`
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fi
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DOCKERCHECK=`docker inspect --type container {{docker_container_name}}$DEV 2>/dev/null`
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if [ "$?" -eq "0" ]; then
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{%- if docker_container_name == "database" %}
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DOCKERMOUNT=""
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{%- else %}
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DOCKERMOUNT=`getMountPoint "$DOCKERCHECK"`
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{%- endif %}
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if [ x"$DOCKERMOUNT" == x"$HWSKU" ]; then
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{%- if docker_container_name == "database" %}
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echo "Starting existing {{docker_container_name}}$DEV container"
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{%- else %}
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echo "Starting existing {{docker_container_name}}$DEV container with HWSKU $HWSKU"
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{%- endif %}
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preStartAction
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docker start {{docker_container_name}}$DEV
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postStartAction
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CURRENT_HOSTNAME="$(docker exec {{docker_container_name}}$DEV hostname)"
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if [ x"$HOSTNAME" != x"$CURRENT_HOSTNAME" ]; then
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updateHostName "$HOSTNAME"
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fi
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updateHostName "$HOSTNAME"
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exit $?
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fi
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# docker created with a different HWSKU, remove and recreate
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echo "Removing obsolete {{docker_container_name}}$DEV container with HWSKU $DOCKERMOUNT"
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docker rm -f {{docker_container_name}}$DEV
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fi
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{%- if docker_container_name == "database" %}
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echo "Creating new {{docker_container_name}}$DEV container"
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# if database_config exists in old_config, use it; otherwise use the default one in new image
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if [ -f /etc/sonic/old_config/database_config.json ]; then
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echo "Use database_config.json from old system..."
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mv /etc/sonic/old_config/database_config.json /etc/sonic/
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fi
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{%- else %}
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echo "Creating new {{docker_container_name}}$DEV container with HWSKU $HWSKU"
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{%- endif %}
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if [ -z "$DEV" ]; then
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NET="host"
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else
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{%- if docker_container_name == "database" %}
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NET="bridge"
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{%- else %}
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NET="container:database$DEV"
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{%- endif %}
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fi
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{%- if sonic_asic_platform == "mellanox" %}
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# TODO: Mellanox will remove the --tmpfs exception after SDK socket path changed in new SDK version
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{%- endif %}
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docker create {{docker_image_run_opt}} \
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--net=$NET \
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{%- if install_debug_image == "y" %}
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-v /src:/src:ro -v /debug:/debug:rw \
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{%- endif %}
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{%- if '--log-driver=json-file' in docker_image_run_opt or '--log-driver' not in docker_image_run_opt %}
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--log-opt max-size=2M --log-opt max-file=5 \
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{%- endif %}
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{%- if sonic_asic_platform == "mellanox" %}
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{%- if docker_container_name == "syncd" %}
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-v /var/log/mellanox/sniffer:/var/log/mellanox/sniffer:rw \
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-v mlnx_sdk_socket:/var/run/sx_sdk \
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-v mlnx_sdk_ready:/tmp \
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-v /dev/shm:/dev/shm:rw \
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-e SX_API_SOCKET_FILE=/var/run/sx_sdk/sx_api.sock \
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{%- elif docker_container_name == "pmon" %}
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-v /var/run/hw-management:/var/run/hw-management:rw \
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-v mlnx_sdk_socket:/var/run/sx_sdk \
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-v mlnx_sdk_ready:/tmp \
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-e SX_API_SOCKET_FILE=/var/run/sx_sdk/sx_api.sock \
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-v /dev/shm:/dev/shm:rw \
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{%- else %}
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--tmpfs /tmp \
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{%- endif %}
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{%- endif %}
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-v /var/run/redis:/var/run/redis:rw \
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-v /usr/share/sonic/device/$PLATFORM:/usr/share/sonic/platform:ro \
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{%- if docker_container_name != "database" %}
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-v /usr/share/sonic/device/$PLATFORM/$HWSKU:/usr/share/sonic/hwsku:ro \
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{%- endif %}
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{%- if sonic_asic_platform != "mellanox" %}
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--tmpfs /tmp \
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{%- endif %}
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--tmpfs /var/tmp \
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--name={{docker_container_name}}$DEV {{docker_image_name}}:latest || {
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echo "Failed to docker run" >&1
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exit 4
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}
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preStartAction
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docker start {{docker_container_name}}
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postStartAction
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updateHostName "$HOSTNAME"
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}
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wait() {
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docker wait {{docker_container_name}}$DEV
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}
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stop() {
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docker stop {{docker_container_name}}$DEV
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{%- if docker_container_name == "database" %}
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ip netns delete "$NET_NS$DEV"
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{%- endif %}
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}
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OP=$1
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DEV=$2 # namespace/device number to operate on
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NET_NS="asic" #name of the network namespace
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case "$1" in
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start|wait|stop)
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$1
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;;
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updateHostName)
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cmd=$1
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shift 2
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$cmd $@
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;;
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*)
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echo "Usage: $0 {start namespace(optional)|wait namespace(optional)|stop namespace(optional)|updateHostName namespace(optional) new_hostname}"
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exit 1
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;;
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esac
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