Upgrade from influxdb 0.9 (ambient7 v0.1/v0.2) to influxdb 1.1 (ambient7 v0.3)

stop ambient7-influxdb container (docker stop ambient7-influxdb)
backup all data at host machine (recommended)
build upgrade container - cd upgrade_0-9_1-1; ./influxdb_upgrade_build.sh
setup upgrade container - cd upgrade_0-9_1-1; ./influxdb_upgrade_setup.sh /data with the same data dir as used before in ambient7-influxdb
start bash session docker exec -ti ambient7-influxdb-upgrade /bin/bash

# convert shards
mkdir /data/backup
influx_tsm -backup /data/backup -parallel /data/db
# confirm with Y

# convert meta data
exec /usr/bin/influxd -config=/config/config.toml &
# press enter
mkdir -p /data/backup/meta
influxd backup /data/backup/meta/
killall influxd
exit

stop & remove upgrade container (docker rm -f ambient7-influxdb-upgrade)
remove old ambient7-influxdb container (docker rm ambient7-influxdb)
build new influxdb image (cd docker; ./influxdb_build.sh)
setup new influxdb image with the same data dir and password (cd docker; ./influxdb_setup.sh /data password)
start bash session docker exec -ti ambient7-influxdb /bin/bash

# stop influxdb
sv stop influxdb
influxd restore -metadir=/data/meta /data/backup/meta/
exit

restart docker container (docker restart ambient7-influxdb)
check logs docker logs ambient7-influxdb