gistify527842.go

Welcome to Docker!
~ $ docker node ls
ID                           HOSTNAME                                     STATUS  AVAILABILITY  MANAGER STATUS
7rfkozi079zk7076v4sku4xv0    ip-172-31-16-185.us-west-2.compute.internal  Ready   Active
omt4j9vzvc8lj60i15gcwmrlu *  ip-172-31-11-252.us-west-2.compute.internal  Ready   Active        Leader
~ $ docker plugin ls
ID                  NAME                        DESCRIPTION                       ENABLED
bf5195ce2777        docker4x/cloudstor:latest   cloud storage plugin for Docker   true

~ $ docker version
Client:
 Version:      1.13.1
 API version:  1.26
 Go version:   go1.7.5
 Git commit:   092cba3
 Built:        Wed Feb  8 08:47:51 2017
 OS/Arch:      linux/amd64

Server:
 Version:      1.13.1
 API version:  1.26 (minimum version 1.12)
 Go version:   go1.7.5
 Git commit:   092cba3
 Built:        Wed Feb  8 08:47:51 2017
 OS/Arch:      linux/amd64
 Experimental: true

~ $ docker service create --replicas 5 --name ping1 --mount type=volume,volume-driver=docker4x/cloudstor:latest,source=sharedvol1,destination=/shareddata alpine ping docker.com
siyrh37it8vbk0xc2hmoyl3zl

~ $ docker ps | grep ping
5913d6737a72        alpine@sha256:dfbd4a3a8ebca874ebd2474f044a0b33600d4523d03b0df76e5c5986cb02d7e8             "ping docker.com"        42 seconds ago      Up 40 seconds                                      ping1.2.s8jttdo7s7kc9v9vaf376t9ay
ee04f6c52535        alpine@sha256:dfbd4a3a8ebca874ebd2474f044a0b33600d4523d03b0df76e5c5986cb02d7e8             "ping docker.com"        42 seconds ago      Up 40 seconds                                      ping1.4.8c5ozgwuvecowqryk7lvvy2ps
e7ea2782e3f4        alpine@sha256:dfbd4a3a8ebca874ebd2474f044a0b33600d4523d03b0df76e5c5986cb02d7e8             "ping docker.com"        42 seconds ago      Up 40 seconds                                      ping1.1.t5lcylf4wc4ehpy6htb8uiwsh

~ $ docker exec -it ping1.2.s8jttdo7s7kc9v9vaf376t9ay sh
/ # cd /shareddata/
/shareddata # ls
/shareddata # touch sharedfile
/shareddata # echo 1 > sharedfile
/shareddata # cat sharedfile
1
/shareddata # exit

~ $ docker exec -it ping1.4.8c5ozgwuvecowqryk7lvvy2ps sh
/ # cd /shareddata
/shareddata # cat sharedfile
1
/shareddata # echo 2 > sharedfile
/shareddata # exit


~ $ docker exec -it ping1.2.s8jttdo7s7kc9v9vaf376t9ay sh
/ # cat /shareddata/sharedfile
2
/ # exit

~ $ docker node ls
ID                           HOSTNAME                                     STATUS  AVAILABILITY  MANAGER STATUS
7rfkozi079zk7076v4sku4xv0    ip-172-31-16-185.us-west-2.compute.internal  Ready   Active
lgegmqpazkbl1nyzni7ac7wpb    ip-172-31-39-251.us-west-2.compute.internal  Down    Active
omt4j9vzvc8lj60i15gcwmrlu *  ip-172-31-11-252.us-west-2.compute.internal  Ready   Active        Leader


~ $ ssh ip-172-31-16-185.us-west-2.compute.internal
The authenticity of host 'ip-172-31-16-185.us-west-2.compute.internal (172.31.16.185)' can't be established.
ECDSA key fingerprint is SHA256:fQrmDa7SwAowPT+jDet59ao5dIdd4vJnBC0MiDtSiJo.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added 'ip-172-31-16-185.us-west-2.compute.internal,172.31.16.185' (ECDSA) to the list of known hosts.
Welcome to Docker!


~ $ docker ps | grep ping
4741e8a8e31c        alpine@sha256:dfbd4a3a8ebca874ebd2474f044a0b33600d4523d03b0df76e5c5986cb02d7e8             "ping docker.com"        2 minutes ago       Up 2 minutes                             ping1.5.lwrkbzoj3gmisqk6of8zftcjl
e5d3716a70fe        alpine@sha256:dfbd4a3a8ebca874ebd2474f044a0b33600d4523d03b0df76e5c5986cb02d7e8             "ping docker.com"        2 minutes ago       Up 2 minutes                             ping1.3.xtxfa52ko2l5b2aocma95lkg9


~ $ docker exec -it ping1.3.xtxfa52ko2l5b2aocma95lkg9 sh
/ # cat /shareddata/sharedfile
2
/ # echo 3 > /shareddata/sharedfile

/ # exit
~ $ exit
Connection to ip-172-31-16-185.us-west-2.compute.internal closed.

~ $ docker exec -it ping1.2.s8jttdo7s7kc9v9vaf376t9ay sh
/ # cat /shareddata/sharedfile
3
/ # exit