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--- технология_docker [2022/07/04 19:08]
val [docker-compose]
+++ технология_docker [2022/09/12 13:24]
val [Запуск в режиме демона и подключение к контейнеру]
@@ Line 116: / Line 116: @@
 Ctrl+D
+  * [[https://cpab.ru/kak-rabotajut-tegi-docker-cloudsavvy-it/|Как работают теги Docker?]]
 <code>
@@ Line 129: / Line 131: @@
 <code>
 server# mkdir /root/webd/ && cd /root/webd/
+  или
+node1# mkdir -p /root/webd/webd/ && cd /root/webd/webd/
 server# mv /usr/local/sbin/webd .
@@ Line 158: / Line 162: @@
 COPY start.sh /
 COPY webd /usr/local/sbin/webd
-### ADD www.tgz /var/     #for simple test in k8s
+### ADD www.tgz /var/          #for simple test in k8s
+###COPY index.html /var/www/   #test in k8s
 EXPOSE 80
@@ Line 179: / Line 184: @@
 server# docker run --name webd01 -e MYMODE=TEST -itd --rm -P test/webd
+-й раз - проверка локалного репозитория
+# docker run --name webd01 -itd --rm -P server.corp13.un:5000/student/webd:1.1
 server# docker top webd01
@@ Line 184: / Line 193: @@
 server# ps axw | grep inetd
 server# cat /proc/<PID>/cgroup
+</code>
+  * [[Технология cgroup]]
+<code>
+server# cat /sys/fs/cgroup/system.slice/docker-NNNNNNNNNNNNNNNNNNNNNNNNNNNNN.scope/memory.max
 server# docker inspect webd01
@@ Line 194: / Line 207: @@
 server# docker logs webd01
+node1# docker logs webd01 -f
 server# wget -qO - http://localhost:8000/
+node1# curl http://localhost:8000
+node1# curl http://localhost:8000/not_exit_file
 host browser -> http://server.corpX.un:8000/
@@ Line 249: / Line 267: @@
   * [[https://habr.com/ru/company/ruvds/blog/450312/|Руководство по Docker Compose для начинающих]]
+  * [[https://stackoverflow.com/questions/39663096/docker-compose-creating-multiple-instances-for-the-same-image|docker-compose creating multiple instances for the same image]]
 <code>
@@ Line 261: / Line 280: @@
   webd:
     image: test/webd
-#    image: server.corp13.un:5000/student/webd:1.1
     build: webd/
     ports:
@@ Line 274: / Line 292: @@
 #    stdin_open: true
     tty: true
   sftp:
     image: atmoz/sftp
@@ Line 298: / Line 317: @@
 # docker volume rm root_vol1
-</code>
+</code><code>
-===== Дополнительные материалы =====
+node2_3# cat docker-compose.yml
+</code><code>
+version: "3"
+services:
+  webd:
+    image: server.corpX.un:5000/student/webd:1.1
+    ports:
+      - "80"
+    volumes:
+      - /var/www/:/var/www/
+    deploy:
+      mode: replicated
+      replicas: 3
+</code><code>
+node2_3# docker-compose up -d --scale webd=3
-==== Локальный репозиторий ====
+  или
- * [[https://docs.docker.com/registry/|Docker Registry]]
+node2_3# docker-compose --compatibility up -d
+node2_3# docker-compose --compatibility down
-<code>
-gate# docker run -d -p 5000:5000 -v /root:/certs -e REGISTRY_HTTP_TLS_CERTIFICATE=/certs/gate.crt -e REGISTRY_HTTP_TLS_KEY=/certs/gate.key --name registry registry:2
-node1# cp ~vagrant/gate.crt /etc/docker/certs.d/gate.corp13.un\:5000/ca.crt
+node2_3# docker ps -q | xargs -l docker port
-node1# service docker restart
-node1# docker tag val/webd:latest gate.corp13.un:5000/webd
-node1# docker push gate.corp13.un:5000/webd
-node1# curl --insecure -X GET https://gate.corp13.un:5000/v2/_catalog
-{"repositories":["webd"]}
 </code>
-==== GitLab репозиторий ====
+===== Локальные репозитории =====
+==== Insecure Private Registry ====
   * [[Инструмент GitLab#GitLab Docker Registry]]
+  * [[https://docs.docker.com/registry/insecure/|Test an insecure registry/Deploy a plain HTTP registry]]
 <code>
@@ Line 337: / Line 363: @@
 # docker login http://server.corpX.un:5000
-# docker tag test/webd server.corpX.un:5000/student/webd
+# less ~/.docker/config.json
-# docker tag test/webd server.corpX.un:5000/student/webd:wwwdir
+</code><code>
+{
+        "auths": {
+                "server.corp13.un:5000": {
+                        "auth": "c3R1ZGVudDpwYXNzd29yZA=="
+                }
+        }
+}
+</code>
-# docker push server.corpX.un:5000/student/webd
+  * [[https://serverfault.com/questions/703344/how-to-remove-an-image-tag-in-docker-without-removing-the-image-itself|How to remove an image tag in Docker without removing the image itself?]]
-# docker push server.corpX.un:5000/student/webd:wwwdir
+<code>
+node1# docker tag test/webd server.corpX.un:5000/student/webd
+node1# docker tag test/webd server.corpX.un:5000/student/webd:1.1
+node1# docker push server.corpX.un:5000/student/webd
+node1# docker push server.corpX.un:5000/student/webd:1.1
 ...
-# docker run --name webd01 --hostname webd01 -itd -p 8000:80 server.corp13.un:5000/student/webd:wwwdir
+node2# docker run --name webd01 --hostname webd01 -itd --rm -p 8000:80 server.corpX.un:5000/student/webd:1.1
+</code>
+==== Использование образа Docker Registry ====
+  * [[https://docs.docker.com/registry/|Docker Registry]]
+<code>
+gate# docker run -d -p 5000:5000 -v /root:/certs -e REGISTRY_HTTP_TLS_CERTIFICATE=/certs/gate.crt -e REGISTRY_HTTP_TLS_KEY=/certs/gate.key --name registry registry:2
+node1# cp ~vagrant/gate.crt /etc/docker/certs.d/gate.corp13.un\:5000/ca.crt
+node1# service docker restart
+node1# docker tag val/webd:latest gate.corp13.un:5000/webd
+node1# docker push gate.corp13.un:5000/webd
+node1# curl --insecure -X GET https://gate.corp13.un:5000/v2/_catalog
+{"repositories":["webd"]}
 </code>

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