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Podman : पॉड्स बनाएं2023/10/13

 
Kubernetes जैसे पॉड्स बनाएं।
[1] एक पॉड बनाएं और उसमें एक कंटेनर जोड़ें।
# एक खाली पॉड बनाएं
# -p [bind port] -n [pod name]

[root@dlp ~]#
podman pod create -p 8081:80 -n test-pod

e443fe08cd8341304d45d07f3443baa8c4c19505ee67b461c85d08eb10986d94

# फली दिखाओ

[root@dlp ~]#
podman pod ls

POD ID        NAME        STATUS      CREATED         INFRA ID      # OF CONTAINERS
e443fe08cd83  test-pod    Created     11 seconds ago  617b4301fc49  1

# पॉड का विवरण दिखाएं

[root@dlp ~]#
podman pod inspect test-pod

{
     "Id": "e443fe08cd8341304d45d07f3443baa8c4c19505ee67b461c85d08eb10986d94",
     "Name": "test-pod",
     "Created": "2023-04-26T13:37:39.321163073+09:00",
     "CreateCommand": [
          "podman",
          "pod",
          "create",
          "-p",
          "8081:80",
          "-n",
          "test-pod"
     ],
     "ExitPolicy": "continue",
     "State": "Created",
     "Hostname": "",
     "CreateCgroup": true,
     "CgroupParent": "machine.slice",
     "CgroupPath": "machine.slice/machine-libpod_pod_e443fe08cd8341304d45d07f3443baa8c4c19505ee67b461c85d08eb10986d94.slice",
     "CreateInfra": true,
     "InfraContainerID": "617b4301fc49db5a14e8b84fe954bf5b33a202b6709403f1b278840f0334698a",
     "InfraConfig": {
          "PortBindings": {
               "80/tcp": [
                    {
                         "HostIp": "",
                         "HostPort": "8081"
                    }
               ]
          },
          "HostNetwork": false,
          "StaticIP": "",
          "StaticMAC": "",
          "NoManageResolvConf": false,
          "DNSServer": null,
          "DNSSearch": null,
          "DNSOption": null,
          "NoManageHosts": false,
          "HostAdd": null,
          "Networks": [
               "podman"
          ],
          "NetworkOptions": null,
          "pid_ns": "private",
          "userns": "host",
          "uts_ns": "private"
     },
     "SharedNamespaces": [
          "ipc",
          "net",
          "uts"
     ],
     "NumContainers": 1,
     "Containers": [
          {
               "Id": "617b4301fc49db5a14e8b84fe954bf5b33a202b6709403f1b278840f0334698a",
               "Name": "e443fe08cd83-infra",
               "State": "created"
          }
     ]
}

[root@dlp ~]#
podman images

REPOSITORY                         TAG               IMAGE ID      CREATED         SIZE
localhost/podman-pause             4.5.0-1681486942  aaf574b56683  51 seconds ago  1.11 MB
srv.world/iproute                  latest            2e299c1e83df  6 minutes ago   392 MB
localhost/root_web                 latest            0d673ea4df4c  2 hours ago     420 MB
srv.world/fedora-nginx             latest            97533117cdc8  3 hours ago     420 MB
srv.world/fedora-httpd             latest            51d32e13e2f4  3 hours ago     477 MB
registry.fedoraproject.org/fedora  latest            c9bfca6d0ac2  6 days ago      196 MB
dlp.srv.world:5000/fedora          my-registry       c9bfca6d0ac2  6 days ago      196 MB
docker.io/library/mariadb          latest            4a632f970181  5 weeks ago     407 MB

# कंटेनर चलाएं और इसे पॉड में जोड़ें

[root@dlp ~]#
podman run -dt --pod test-pod srv.world/fedora-nginx

309fd25e09ee1c908d687a126a461ec7c4f69233fc71bc0b826cd13ca4f0ca1f

[root@dlp ~]#
podman ps

CONTAINER ID  IMAGE                                    COMMAND               CREATED             STATUS        PORTS                 NAMES
617b4301fc49  localhost/podman-pause:4.5.0-1681486942                        About a minute ago  Up 9 seconds  0.0.0.0:8081->80/tcp  e443fe08cd83-infra
309fd25e09ee  srv.world/fedora-nginx:latest            /usr/sbin/nginx -...  9 seconds ago       Up 9 seconds  0.0.0.0:8081->80/tcp  practical_goodall

# पहुंच सत्यापित करें

[root@dlp ~]#
curl localhost:8081

Podman Test on Nginx
# फली बंद करो

[root@dlp ~]#
podman pod stop test-pod

e443fe08cd8341304d45d07f3443baa8c4c19505ee67b461c85d08eb10986d94

# पॉड हटाएं (सभी कंटेनर हटा दिए गए)

[root@dlp ~]#
podman pod rm test-pod --force

e443fe08cd8341304d45d07f3443baa8c4c19505ee67b461c85d08eb10986d94
[2] एक कमांड से पॉड बनाना और कंटेनर जोड़ना संभव है।
[root@dlp ~]#
podman images

REPOSITORY                         TAG               IMAGE ID      CREATED        SIZE
localhost/podman-pause             4.5.0-1681486942  aaf574b56683  2 minutes ago  1.11 MB
srv.world/iproute                  latest            2e299c1e83df  8 minutes ago  392 MB
localhost/root_web                 latest            0d673ea4df4c  2 hours ago    420 MB
srv.world/fedora-nginx             latest            97533117cdc8  3 hours ago    420 MB
srv.world/fedora-httpd             latest            51d32e13e2f4  3 hours ago    477 MB
registry.fedoraproject.org/fedora  latest            c9bfca6d0ac2  6 days ago     196 MB
dlp.srv.world:5000/fedora          my-registry       c9bfca6d0ac2  6 days ago     196 MB
docker.io/library/mariadb          latest            4a632f970181  5 weeks ago    407 MB

# एक [test-pod2] पॉड बनाएं और [srv.world/fedora-nginx] कंटेनर जोड़ें

[root@dlp ~]#
podman run -dt --pod new:test-pod2 -p 80:80 -p 3306:3306 srv.world/fedora-nginx

f0c1386ee2700f1eef5f43bca5fd04b48b9fbff0b2354e24698ff70d7fd15ce4

[root@dlp ~]#
podman pod ls

POD ID        NAME        STATUS      CREATED         INFRA ID      # OF CONTAINERS
908c335d840e  test-pod2   Running     10 seconds ago  08968d3af9c6  2

[root@dlp ~]#
podman ps

CONTAINER ID  IMAGE                                    COMMAND               CREATED         STATUS         PORTS                                       NAMES
08968d3af9c6  localhost/podman-pause:4.5.0-1681486942                        27 seconds ago  Up 27 seconds  0.0.0.0:80->80/tcp, 0.0.0.0:3306->3306/tcp  908c335d840e-infra
f0c1386ee270  srv.world/fedora-nginx:latest            /usr/sbin/nginx -...  27 seconds ago  Up 27 seconds  0.0.0.0:80->80/tcp, 0.0.0.0:3306->3306/tcp  stoic_banzai

# [mariadb] कंटेनर चलाएँ और इसे [test-pod2] में जोड़ें

[root@dlp ~]#
podman run -dt --pod test-pod2 -e MYSQL_ROOT_PASSWORD=Password docker.io/library/mariadb

04a69d9818a4644b06dcbeffe77445d9be12b1cf77018bb3592da4119791b9da

[root@dlp ~]#
podman ps

CONTAINER ID  IMAGE                                    COMMAND               CREATED             STATUS             PORTS                                       NAMES
08968d3af9c6  localhost/podman-pause:4.5.0-1681486942                        About a minute ago  Up About a minute  0.0.0.0:80->80/tcp, 0.0.0.0:3306->3306/tcp  908c335d840e-infra
f0c1386ee270  srv.world/fedora-nginx:latest            /usr/sbin/nginx -...  About a minute ago  Up About a minute  0.0.0.0:80->80/tcp, 0.0.0.0:3306->3306/tcp  stoic_banzai
04a69d9818a4  docker.io/library/mariadb:latest         mariadbd              9 seconds ago       Up 10 seconds      0.0.0.0:80->80/tcp, 0.0.0.0:3306->3306/tcp  eloquent_poincare

[root@dlp ~]#
curl dlp.srv.world

Dockerfile Test on Nginx
[root@dlp ~]#
mysql -u root -p -h dlp.srv.world -e "show variables like 'hostname';"

Enter password:
+---------------+-----------+
| Variable_name | Value     |
+---------------+-----------+
| hostname      | test-pod2 |
+---------------+-----------+
मिलान सामग्री