K8s Applications mit MicroK8S auf Raspberry PI. Alfred Sabitzer

Чтение книги онлайн.

СКАЧАТЬ 4 alfred alfred 4096 Oct 3 09:32 dev/

      drwxr-xr-x 2 alfred alfred 4096 Oct 3 09:32 etc/

      -rwxrwxr-x 1 alfred alfred 2097605 Sep 30 11:26 hello-world*

      -rw-rw-r-- 1 alfred alfred 2105344 Oct 3 09:37 hello-world.tar

      drwxr-xr-x 2 alfred alfred 4096 Oct 3 09:32 proc/

      drwxr-xr-x 2 alfred alfred 4096 Oct 3 09:32 sys/

      alfred@monitoring:~/go/test$

      Wir können das Image auch lokal starten.

      alfred@monitoring:~/dev/hello-world$ docker run docker.registry:5000/hello-world:20211003

      hello world

      alfred@monitoring:~/dev/hello-world$

      Pushen in das remote-Repository. In dem Falle gibt es einen darunter liegenden den Layer schon.

      alfred@monitoring:~/dev/hello-world$ docker push docker.registry:5000/hello-world:20211003

      The push refers to repository [docker.registry:5000/hello-world]

      6fa65fc3457a: Pushed

      af86841dfdf3: Pushed

      001055a1bdf7: Pushed

      350991c52258: Pushed

      93bd567aa306: Pushed

      b48145e02449: Pushed

      20211003: digest: sha256:cf16e57415939719367e5e17c09d2f17e36af2c1b84f24208f5750ea2c18b485 size: 1570

      alfred@monitoring:~/dev/hello-world$

      Anzeige aller vorhandenen Images im Remote Repository

      alfred@monitoring:~/go$ curl docker.registry:5000/v2/_catalog

      {"repositories":["hello-world"]}

      alfred@monitoring:~/go$

      alfred@monitoring:~/go$ curl docker.registry:5000/v2/hello-world/tags/list

      {"name":"hello-world","tags":["20211003","20211001","20210830","20210930"]}

      alfred@monitoring:~/go$

      alfred@monitoring:~/go$ curl docker.registry:5000/v2/hello-world/manifests/20211003

      {

       "schemaVersion": 1,

       "name": "hello-world",

       "tag": "20211003",

       "architecture": "arm64",

       "fsLayers": [

       {

       "blobSum": "sha256:a3ed95caeb02ffe68cdd9fd84406680ae93d633cb16422d00e8a7c22955b46d4"

       },

       {

       "blobSum": "sha256:34b32ef7cc99133a34d56a284820986ce50c2ff9c1864da8557458489d7428a1"

       }

       ],

       "history": [

       {

       "v1Compatibility": "{\"architecture\":\"arm64\",\"config\":{\"Hostname\":\"\",\"Domainname\":\"\",\"User\":\"\",\"AttachStdin\":false,\"AttachStdout\":false,\"AttachStderr\":false,\"Tty\":false,\"OpenStdin\":false,\"StdinOnce\":false,\"Env\":[\"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin\"],\"Cmd\":[\"/hello-world\"],\"Image\":\"sha256:c7642e609037b051e03214a85ddc50434de042a6b08c23bcac16dcb92629ee46\",\"Volumes\":null,\"WorkingDir\":\"\",\"Entrypoint\":null,\"OnBuild\":null,\"Labels\":null},\"container\":\"6d8917fc20a0fcbece354d49781ee260e15cb02df65c35efa5978f583948f9c4\",\"container_config\":{\"Hostname\":\"6d8917fc20a0\",\"Domainname\":\"\",\"User\":\"\",\"AttachStdin\":false,\"AttachStdout\":false,\"AttachStderr\":false,\"Tty\":false,\"OpenStdin\":false,\"StdinOnce\":false,\"Env\":[\"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin\"],\"Cmd\":[\"/bin/sh\",\"-c\",\"#(nop) \",\"CMD [\\\"/hello-world\\\"]\"],\"Image\":\"sha256:c7642e609037b051e03214a85ddc50434de042a6b08c23bcac16dcb92629ee46\",\"Volumes\":null,\"WorkingDir\":\"\",\"Entrypoint\":null,\"OnBuild\":null,\"Labels\":{}},\"created\":\"2021-10-03T07:40:42.472956387Z\",\"docker_version\":\"20.10.7\",\"id\":\"031921ba69921f2705920021974bfdc500b6f42530f679aa56481bdbf1543d3e\",\"os\":\"linux\",\"parent\":\"91fdfdcec09b0c57e4f28bd9c1d199796b66e5162c2e0432f8a9dc689952e13c\",\"throwaway\":true,\"variant\":\"v8\"}"

       },

       {

       "v1Compatibility": "{\"id\":\"91fdfdcec09b0c57e4f28bd9c1d199796b66e5162c2e0432f8a9dc689952e13c\",\"created\":\"2021-10-03T07:40:35.230309736Z\",\"container_config\":{\"Cmd\":[\"/bin/sh -c #(nop) COPY file:c46bbf237d2238c6f6241fa3c853f5d4861e4981bd19d09a99fa3f1ef76ed73a in / \"]}}"

       }

       ],

       "signatures": [

       {

       "header": {

       "jwk": {

       "crv": "P-256",

       "kid": "AADV:MDEU:C5BD:UTIA:ME3T:42HB:WJUA:GTV4:DHU6:KPQM:OXBY:RRAS",

       "kty": "EC",

       "x": "PEw45Fk1zyjGc6iHHYh6_Ydk3mxLC8UE1mvlo_6XY24",

       "y": "8e-Ad67SUvJMaYHjlyh05hqv7kcekIm6J-jR8It9unA"

       },

       "alg": "ES256"

       },

       "signature": "0iZv8OxENn9Oo_2eTyIQpfxFgBBsIW1z4p0AfkxP-bBxDE-1i5SN76FTwsLdTI9SRHnyY6R0_AoMSB1gWacdeA",

       "protected": "eyJmb3JtYXRMZW5ndGgiOjIxMjUsImZvcm1hdFRhaWwiOiJDbjAiLCJ0aW1lIjoiMjAyMS0xMC0wM1QwODoxNjoxM1oifQ"

       }

       ]

      alfred@monitoring:~/go$

      Somit ist das Image im Repository. Jetzt brauchen wir noch eine Service Definition.

      alfred@pc1:/opt/cluster/go$ cat hello-world.yaml

      ---

      apiVersion: apps/v1

      kind: Deployment

      metadata:

       name: hello-world

       #namespace: default

      spec:

       selector:

       matchLabels:

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