Docker commands trip 2

Se desplegará un simple servidor NGINX en un contenedor.


Ejecutemos una imagen estandar de nginx en background redirigiento el puerto 80 del contenedor docker al 8000 que será requerido externamente.

bext@bext-VPCF13WFX:~/DockerAppConfig$ docker run -d -p 8000:80 nginx
Unable to find image 'nginx:latest' locally
latest: Pulling from library/nginx
fc7181108d40: Pull complete
c4277fc40ec2: Pull complete
780053e98559: Pull complete
Digest: sha256:bdbf36b7f1f77ffe7bd2a32e59235dff6ecf131e3b6b5b96061c652f30685f3a
Status: Downloaded newer image for nginx:latest
09ba804abcebb8598c5760ccafa178b87d7f4510b57b976b15e5a0cd194007bc
bext@bext-VPCF13WFX:~/DockerAppConfig$

Podemos el proceso corriendo con ctop y algunos de sus detalles.

Y por supuesto la página.

Desde linea de comandos podemos ver su proceso, su imagen.

bext@bext-VPCF13WFX:~/DockerAppConfig$ docker ps -a
CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                  NAMES
09ba804abceb        nginx               "nginx -g 'daemon of…"   5 minutes ago       Up 5 minutes        0.0.0.0:8000->80/tcp   stoic_euler
bext@bext-VPCF13WFX:~/DockerAppConfig$

bext@bext-VPCF13WFX:~/DockerAppConfig$ docker images
REPOSITORY                              TAG                 IMAGE ID            CREATED             SIZE
nginx                                   latest              719cd2e3ed04        6 days ago          109MB
k8s.gcr.io/kube-proxy                   v1.14.3             004666307c5b        11 days ago         82.1MB
k8s.gcr.io/kube-apiserver               v1.14.3             9946f563237c        11 days ago         210MB
k8s.gcr.io/kube-controller-manager      v1.14.3             ac2ce44462bc        11 days ago         158MB
k8s.gcr.io/kube-scheduler               v1.14.3             953364a3ae7a        11 days ago         81.6MB
quay.io/coreos/flannel                  v0.11.0-amd64       ff281650a721        4 months ago        52.6MB
k8s.gcr.io/coredns                      1.3.1               eb516548c180        5 months ago        40.3MB
k8s.gcr.io/kubernetes-dashboard-amd64   v1.10.1             f9aed6605b81        6 months ago        122MB
k8s.gcr.io/etcd                         3.3.10              2c4adeb21b4f        6 months ago        258MB
k8s.gcr.io/pause                        3.1                 da86e6ba6ca1        18 months ago       742kB
bext@bext-VPCF13WFX:~/DockerAppConfig$

Detengamos el proceso, para poderlo borrar y luego eliminar su imagen.

bext@bext-VPCF13WFX:~/DockerAppConfig$ docker stop 09ba804abceb
09ba804abceb
bext@bext-VPCF13WFX:~/DockerAppConfig$ docker rm 09ba804abceb
09ba804abceb
bext@bext-VPCF13WFX:~/DockerAppConfig$ docker rmi -f 719cd2e3ed04
Untagged: nginx:latest
Untagged: nginx@sha256:bdbf36b7f1f77ffe7bd2a32e59235dff6ecf131e3b6b5b96061c652f30685f3a
Deleted: sha256:719cd2e3ed04781b11ed372ec8d712fac66d5b60a6fb6190bf76b7d18cb50105
Deleted: sha256:e9b6506fb887de50972aefd99d7c5eb56b1a8e757ed953cdfecb86b5359bcb22
Deleted: sha256:55d9d9692a9615a28d183a42bc3881a72a39393feba3664e669e7affb78daa76
Deleted: sha256:cf5b3c6798f77b1f78bf4e297b27cfa5b6caa982f04caeb5de7d13c255fd7a1e