{"id":49236,"date":"2023-04-01T14:55:30","date_gmt":"2023-04-08T04:24:26","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%86django-mysql%e7%8e%af%e5%a2%83%e9%83%a8%e7%bd%b2%e8%87%b3gke%e3%80%82\/"},"modified":"2024-04-29T21:29:05","modified_gmt":"2024-04-29T13:29:05","slug":"%e5%b0%86django-mysql%e7%8e%af%e5%a2%83%e9%83%a8%e7%bd%b2%e8%87%b3gke%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%86django-mysql%e7%8e%af%e5%a2%83%e9%83%a8%e7%bd%b2%e8%87%b3gke%e3%80%82\/","title":{"rendered":"\u5c06Django-MySQL\u73af\u5883\u90e8\u7f72\u81f3GKE"},"content":{"rendered":"<p>\u4f60\u597d\u3002<br \/>\n\u6211\u662fClass Act Infrastructure\u4e8b\u4e1a\u90e8\u7684\u5927\u585a\u3002<\/p>\n<p>\u4e4b\u524d\uff0c\u6211\u5c06\u5b58\u50a8\u5728Harbor\u4e2d\u7684Django\u5bb9\u5668\u955c\u50cf\u4f5c\u4e3a\u57fa\u7840\uff0c\u5c06\u5176\u90e8\u7f72\u5230k8s\u96c6\u7fa4\u4e2d\u4f5c\u4e3aDaemonSet\u3002\u4f46\u662f\uff0c\u8fd9\u4e2a\u90e8\u7f72\u8fd8\u4e0d\u80fd\u5b9e\u73b0\u6570\u636e\u7684\u6301\u4e45\u5316\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>Django\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5c06\u6570\u636e\u5b58\u50a8\u5728\u4e00\u4e2a\u540d\u4e3asqlite3\u7684Python\u57fa\u4e8e\u6570\u636e\u5e93\u4e2d\u3002\u4f46\u662f\uff0c\u5982\u679cPod\u6d88\u5931\uff0c\u6570\u636e\u5e93\u4e2d\u7684\u5185\u5bb9\u4e5f\u4f1a\u6d88\u5931\u3002\u6b64\u5916\uff0c\u7531\u4e8e\u6bcf\u4e2aPod\u62e5\u6709\u4e0d\u540c\u7684\u6570\u636e\uff0c\u8fd9\u4e5f\u4f1a\u6210\u4e3a\u4e00\u4e2a\u95ee\u9898\u3002\u4e0b\u9762\u7684\u56fe\u50cf\u7b80\u8981\u5c55\u793a\u4e86\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8a01913a08637a6c8464\/5-0.png\" alt=\"k8s_3-\u30da\u30fc\u30b819.drawio.png\" \/><\/div>\n<p>\u56e0\u6b64\uff0c\u6211\u60f3\u5728\u8fd9\u6b21\u4e2d\u5c06Django\u7684\u6570\u636e\u5e93\u8bbe\u7f6e\u4e3aMySQL\uff0c\u5e76\u8fdb\u884c\u7b80\u5355\u9a8c\u8bc1\u4ee5\u786e\u8ba4\u6570\u636e\u662f\u5426\u88ab\u6301\u4e45\u5316\u3002<\/p>\n<h1>\u5efa\u7acb\u5f62\u8c61<\/h1>\n<p>\u6211\u672c\u6765\u60f3\u5c06\u5bb9\u5668\u955c\u50cf\u5b58\u50a8\u5728Harbor\u4e2d\uff0c\u5e76\u4f7f\u7528Rook-Ceph\u6765\u4fdd\u5b58MySQL\u7684\u6570\u636e\uff0c\u4f46\u662f\u6211\u4f7f\u7528\u7684\u73af\u5883\u4f3c\u4e4e\u6709\u4e9b\u95ee\u9898&#8230;\u6240\u4ee5\u6211\u60f3\u5728Google\u4e91\u4e0a\u91cd\u65b0\u6784\u5efa\u3002\u4ee5\u4e0b\u662f\u6784\u5efa\u7684\u793a\u610f\u56fe\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8a01913a08637a6c8464\/9-0.png\" alt=\"k8s-04.drawio.png\" \/><\/div>\n<p>\u4f5c\u4e3a\u6b65\u9aa4\uff0c\u9996\u5148\u4f7f\u7528Docker\u73af\u5883\uff0c\u786e\u8ba4\u5982\u4f55\u5c06Django\u5bb9\u5668\u548cMySQL\u5bb9\u5668\u8fdb\u884c\u534f\u4f5c\u3002\u7136\u540e\u8fdb\u884c\u81ea\u5b9a\u4e49\uff0c\u4ee5\u4fbf\u5728k8s\u96c6\u7fa4\u4e0a\u90e8\u7f72\u3002\u81ea\u5b9a\u4e49\u5b8c\u6210\u540e\uff0c\u5c06\u8fd9\u4e9b\u5bb9\u5668\u6253\u6210\u955c\u50cf\u5e76\u63a8\u9001\u81f3Docker Hub\u3002\u7136\u540e\u5728k8s\u7aef\u8fdb\u884c\u62c9\u53d6\uff0c\u5e76\u4ee5Pod\u65b9\u5f0f\u90e8\u7f72\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8a01913a08637a6c8464\/11-0.png\" alt=\"k8s-04-\u30da\u30fc\u30b81\u306e\u30b3\u30d4\u30fc.drawio.png\" \/><\/div>\n<h1>\u8bf7\u53c2\u8003\u4ee5\u4e0b\u7f51\u7ad9<\/h1>\n<p>&nbsp;<\/p>\n<h1>\u5efa\u7acb<\/h1>\n<h2>\u4f7f\u7528Docker\u73af\u5883\u521b\u5efaDjango+MySQL\u73af\u5883\u3002<\/h2>\n<h3>MySQL\u5bb9\u5668\u7684\u914d\u7f6e<\/h3>\n<p>\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff0c\u90e8\u7f72MySQL\u5bb9\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~# docker run --name mysql -e MYSQL_USER=admin  -e MYSQL_PASSWORD=password -e MYSQL_ROOT_PASSWORD=password -d -p 3306:3306 mysql:latest\r\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u8bbf\u95ee\u5df2\u90e8\u7f72\u7684MySQL\u5bb9\u5668\u5e76\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201cdjango_db\u201d\u7684\u6570\u636e\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code>root@k8s-master:~# docker exec -it mysql \/bin\/bash\r\nbash-4.4# mysql -u root -p\r\nEnter password:\r\nWelcome to the MySQL monitor.  Commands end with ; or \\g.\r\nYour MySQL connection id is 9\r\nServer version: 8.0.33 MySQL Community Server - GPL\r\nCopyright (c) 2000, 2023, Oracle and\/or its affiliates.\r\nOracle is a registered trademark of Oracle Corporation and\/or its\r\naffiliates. Other names may be trademarks of their respective\r\nowners.\r\nType 'help;' or '\\h' for help. Type '\\c' to clear the current input statement.\r\nmysql&gt; create database django_db;\r\nQuery OK, 1 row affected (0.01 sec)\r\nmysql&gt; show databases;\r\n+--------------------+\r\n| Database           |\r\n+--------------------+\r\n| django_db          |\r\n| information_schema |\r\n| mysql              |\r\n| performance_schema |\r\n| sys                |\r\n+--------------------+\r\n5 rows in set (0.01 sec)\r\n<\/code><\/pre>\n<h3>Django\u5bb9\u5668\u7684\u914d\u7f6e<\/h3>\n<p>\u9996\u5148\uff0c\u4ece\u4e4b\u524d\u521b\u5efa\u7684Django 1.1\u6620\u50cf\u6587\u4ef6\u90e8\u7f72Django\u5bb9\u5668\u3002<br \/>\n\u63a5\u7740\uff0c\u5728\u90e8\u7f72\u7684\u5bb9\u5668\u4e0a\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88c5mysqlclient\u3002<\/p>\n<pre class=\"post-pre\"><code>root@843b59a4d154:\/# apt-get install python3-dev default-libmysqlclient-dev \r\nroot@843b59a4d154:\/# pip install mysqlclient\r\n\r\nroot@843b59a4d154:\/# pip list installed\r\nPackage             Version\r\n------------------- -------------\r\nasgiref             3.7.2\r\nblinker             1.4\r\ncryptography        3.4.8\r\ndbus-python         1.2.18\r\ndistro              1.7.0\r\ndistro-info         1.1build1\r\nDjango              4.2.3\r\nhttplib2            0.20.2\r\nimportlib-metadata  4.6.4\r\njeepney             0.7.1\r\nkeyring             23.5.0\r\nlaunchpadlib        1.10.16\r\nlazr.restfulclient  0.14.4\r\nlazr.uri            1.0.6\r\nmore-itertools      8.10.0\r\nmysqlclient         2.1.1\r\noauthlib            3.2.0\r\npip                 22.0.2\r\nPyGObject           3.42.1\r\nPyJWT               2.3.0\r\npyparsing           2.4.7\r\npython-apt          2.4.0+ubuntu1\r\nSecretStorage       3.3.1\r\nsetuptools          59.6.0\r\nsix                 1.16.0\r\nsqlparse            0.4.4\r\ntyping_extensions   4.7.1\r\nunattended-upgrades 0.1\r\nwadllib             1.3.6\r\nwheel               0.37.1\r\nzipp                1.0.0\r\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u4fee\u6539Django\u7684settings.py\u6587\u4ef6\u3002<br \/>\n\u901a\u8fc7\u5c06ENGINE\u7684\u90e8\u5206\u4ecesqlite3\u66f4\u6539\u4e3amysql\uff0c\u58f0\u660e\u8981\u5c06MySQL\u4f5c\u4e3a\u6570\u636e\u5e93\u4f7f\u7528\u3002\u53ea\u9700\u5728HOST\u90e8\u5206\u8bbe\u7f6e\u4e3a\u5206\u914d\u7ed9MySQL\u5bb9\u5668\u7684IP\u5730\u5740\u5373\u53ef\u3002<\/p>\n<pre class=\"post-pre\"><code>root@3a1c5e7cd2a3:\/home\/testProject\/testProject# cp -p settings.py settings.py.2023071401\r\nroot@3a1c5e7cd2a3:\/home\/testProject\/testProject# vi settings.py\r\nroot@3a1c5e7cd2a3:\/home\/testProject\/testProject# diff settings.py settings.py.2023071401\r\n78,83c78,79\r\n&lt;         'ENGINE': 'django.db.backends.mysql',\r\n&lt;         'NAME': 'django_db', \r\n&lt;         'USER': 'root', \r\n&lt;         'PASSWORD ': 'password',\r\n&lt;         'HOST': '172.17.0.3',\r\n&lt;         'PORT': '3306',\r\n---\r\n&gt;         'ENGINE': 'django.db.backends.sqlite3',\r\n&gt;         'NAME': BASE_DIR \/ 'db.sqlite3',\r\n<\/code><\/pre>\n<h3>\u786e\u8ba4Django\u662f\u5426\u4e0eMySQL\u8fdb\u884c\u4e86\u8fde\u63a5\u3002<\/h3>\n<p>\u5728Django\u5bb9\u5668\u4e2d\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u6267\u884c\u8fc1\u79fb\u3002\u5982\u679c\u663e\u793aOK\uff0c\u5219\u8868\u793a\u5df2\u7ecf\u6210\u529f\u8fdb\u884c\u4e86\u534f\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>root@843b59a4d154:\/home# cd \/home\/testProject\/\r\nroot@843b59a4d154:\/home\/testProject# python3 manage.py migrate\r\nOperations to perform:\r\n  Apply all migrations: admin, auth, contenttypes, sessions\r\nRunning migrations:\r\n  Applying contenttypes.0001_initial... OK\r\n  Applying auth.0001_initial... OK\r\n  Applying admin.0001_initial... OK\r\n  Applying admin.0002_logentry_remove_auto_add... OK\r\n  Applying admin.0003_logentry_add_action_flag_choices... OK\r\n  Applying contenttypes.0002_remove_content_type_name... OK\r\n  Applying auth.0002_alter_permission_name_max_length... OK\r\n  Applying auth.0003_alter_user_email_max_length... OK\r\n  Applying auth.0004_alter_user_username_opts... OK\r\n  Applying auth.0005_alter_user_last_login_null... OK\r\n  Applying auth.0006_require_contenttypes_0002... OK\r\n  Applying auth.0007_alter_validators_add_error_messages... OK\r\n  Applying auth.0008_alter_user_username_max_length... OK\r\n  Applying auth.0009_alter_user_last_name_max_length... OK\r\n  Applying auth.0010_alter_group_name_max_length... OK\r\n  Applying auth.0011_update_proxy_permissions... OK\r\n  Applying auth.0012_alter_user_first_name_max_length... OK\r\n  Applying sessions.0001_initial... OK\r\n<\/code><\/pre>\n<p>\u521b\u5efa\u4e00\u4e2a\u7528\u4e8e\u8bbf\u95eeDjango\u7ba1\u7406\u754c\u9762\u7684\u7528\u6237\u3002\u6211\u4eec\u5c06\u5176\u6ce8\u518c\u4e3aadmin:password\u3002<\/p>\n<pre class=\"post-pre\"><code>root@843b59a4d154:\/home\/testProject# python3 manage.py createsuperuser\r\nUsername (leave blank to use 'root'): admin\r\nEmail address: admin@example.com\r\nPassword:\r\nPassword (again):\r\nThis password is too common.\r\nBypass password validation and create user anyway? [y\/N]: y\r\nSuperuser created successfully.\r\n<\/code><\/pre>\n<p>\u6211\u4f1a\u8fd0\u884c\u670d\u52a1\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code>root@843b59a4d154:\/home\/testProject# python3 manage.py runserver 0.0.0.0:8000\r\nWatching for file changes with StatReloader\r\nPerforming system checks...\r\nSystem check identified no issues (0 silenced).\r\nJuly 14, 2023 - 08:02:05\r\nDjango version 4.2.3, using settings 'testProject.settings'\r\nStarting development server at http:\/\/0.0.0.0:8000\/\r\nQuit the server with CONTROL-C.\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8a01913a08637a6c8464\/35-1.png\" alt=\"image (2).png\" \/><\/div>\n<h3>\u5c06\u5bb9\u5668\u8f6c\u6362\u4e3a\u955c\u50cf<\/h3>\n<p>\u5728\u6b64\u4e4b\u524d\u4f7f\u7528\u5f53\u524d\u8bbe\u7f6e\u521b\u5efa\u5bb9\u5668\u6620\u50cf\uff0c\u5e76\u5c06\u5176\u63a8\u9001\u5230\u5bb9\u5668\u4ed3\u5e93\u3002<br \/>\n\u5e76\u4e14\u5728\u6b64\u4e4b\u524d\uff0c\u5c06settings.py\u4e2d\u7684HOST\u66f4\u6539\u4e3a\u5c06\u8981\u4f7f\u7528\u7684k8s\u7684ClusterIP\u3002<\/p>\n<pre class=\"post-pre\"><code>root@843b59a4d154:\/home\/testProject\/testProject# diff settings.py settings.py.2023071401\r\n78,83c78,79\r\n&lt;         'ENGINE': 'django.db.backends.mysql',\r\n&lt;         'NAME': 'django_db',\r\n&lt;         'USER': 'root',\r\n&lt;         'PASSWORD': 'password',\r\n&lt;         'HOST': 'mysql-clusterip',\r\n&lt;         'PORT': '3306',\r\n---\r\n&gt;         'ENGINE': 'django.db.backends.sqlite3',\r\n&gt;         'NAME': BASE_DIR \/ 'db.sqlite3',\r\n<\/code><\/pre>\n<p>\u8fd9\u6b21\u7684\u64cd\u4f5c\u662f\u5c06\u955c\u50cf\u63a8\u9001\u5230Docker Hub\u4e0a\uff0c\u4f46\u662f\u5177\u4f53\u6b65\u9aa4\u5c06\u88ab\u7701\u7565\u3002<\/p>\n<h2>\u5728GKE\u73af\u5883\u4e2d\u90e8\u7f72Django-MySQL\u73af\u5883\u3002<\/h2>\n<h3>\u4f7f\u7528\u51c6\u5907\u597d\u7684yaml\u548c\u90e8\u7f72\u6d41\u7a0b\u3002<\/h3>\n<p>\u8fd9\u662f\u4e00\u4e2a\u7528\u4e8e\u521b\u5efa\u540d\u4e3ains-env\u7684namespace\u7684yaml\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Namespace<\/span> \r\n<span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ins-env<\/span> \r\n  <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ins-env<\/span>\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u521b\u5efaStorageClass\u53ca\u5176\u5173\u8054PVC\u7684yaml\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">storage.k8s.io\/v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">StorageClass<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysql-storage-class<\/span>\r\n<span class=\"na\">provisioner<\/span><span class=\"pi\">:<\/span> <span class=\"s\">kubernetes.io\/gce-pd<\/span>\r\n<span class=\"na\">parameters<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">pd-standard<\/span>\r\n  <span class=\"na\">fstype<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ext4<\/span>\r\n  <span class=\"na\">replication-type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">none<\/span>\r\n<span class=\"na\">reclaimPolicy<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Retain<\/span>\r\n\r\n<span class=\"nn\">---<\/span>\r\n<span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">PersistentVolumeClaim<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysql-vol-pvc<\/span>\r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ins-env<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">accessModes<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"s\">ReadWriteOnce<\/span>\r\n  <span class=\"na\">storageClassName<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysql-storage-class<\/span>\r\n  <span class=\"na\">resources<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">requests<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">storage<\/span><span class=\"pi\">:<\/span> <span class=\"s\">50Gi<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u5b9a\u4e49\u4e86\u7528\u4e8e MySQL \u7684 ReplicaSet \u7684 ConfigMap\uff0c\u8be5 ConfigMap \u5305\u542b\u5fc5\u8981\u7684\u73af\u5883\u53d8\u91cf\uff0c\u4ee5\u53ca\u7528\u4e8e\u8bbf\u95ee ReplicaSet \u7684 ClusterIP\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ConfigMap<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysql-cm<\/span>\r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ins-env<\/span>\r\n<span class=\"na\">data<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">MYSQL_USER <\/span><span class=\"pi\">:<\/span> <span class=\"s\">admin<\/span> \r\n  <span class=\"na\">MYSQL_PASSWORD <\/span><span class=\"pi\">:<\/span> <span class=\"s\">password<\/span> \r\n  <span class=\"na\">MYSQL_ROOT_PASSWORD <\/span><span class=\"pi\">:<\/span> <span class=\"s\">password<\/span>\r\n  <span class=\"na\">MYSQL_DATABASE <\/span><span class=\"pi\">:<\/span> <span class=\"s\">django_db<\/span>\r\n\r\n<span class=\"nn\">---<\/span>\r\n<span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apps\/v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ReplicaSet<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysq-rs<\/span> \r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ins-env<\/span>\r\n  <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">app<\/span><span class=\"pi\">:<\/span> <span class=\"s\">db<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">replicas<\/span><span class=\"pi\">:<\/span> <span class=\"s\">1<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">matchLabels<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">app<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django-db<\/span> \r\n  <span class=\"na\">template<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n         <span class=\"na\">app<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django-db<\/span> \r\n    <span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">containers<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django-mysql<\/span> \r\n        <span class=\"na\">image<\/span><span class=\"pi\">:<\/span> <span class=\"s\">shotaohtsuka\/mysql:1.0.0<\/span>\r\n        <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"pi\">-<\/span> <span class=\"na\">containerPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">3306<\/span>\r\n        <span class=\"na\">envFrom<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"pi\">-<\/span> <span class=\"na\">configMapRef<\/span><span class=\"pi\">:<\/span>\r\n            <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysql-cm<\/span>\r\n        <span class=\"na\">volumeMounts<\/span><span class=\"pi\">:<\/span>\r\n          <span class=\"pi\">-<\/span> <span class=\"na\">mountPath<\/span><span class=\"pi\">:<\/span> <span class=\"s\">\/var\/lib\/mysql<\/span>\r\n            <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysql-vol-pvc<\/span>\r\n      <span class=\"na\">volumes<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysql-vol-pvc<\/span> \r\n        <span class=\"na\">persistentVolumeClaim<\/span><span class=\"pi\">:<\/span> \r\n          <span class=\"na\">claimName<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysql-vol-pvc<\/span>\r\n<span class=\"nn\">---<\/span>\r\n<span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span>  \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span>  \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>  \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">mysql-clusterip<\/span>  \r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ins-env<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>  \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span>  \r\n    <span class=\"na\">app<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django-db<\/span> \r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ClusterIP<\/span>  \r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span>  \r\n  <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django-mysql-port<\/span>   \r\n    <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">3306<\/span>  \r\n    <span class=\"na\">protocol<\/span><span class=\"pi\">:<\/span> <span class=\"s\">TCP<\/span>  \r\n    <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">3306<\/span>\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u7528\u4e8e\u90e8\u7f72Django\u7684DaemonSet\u4ee5\u53ca\u7528\u4e8e\u4eceKubernetes\u96c6\u7fa4\u5916\u90e8\u8fde\u63a5\u8be5Django\u7684LoadBalancer\u7684yaml\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">apps\/v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">DaemonSet<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django-rs<\/span> \r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ins-env<\/span> \r\n  <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">app<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django-web<\/span> \r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">matchLabels<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django<\/span> \r\n  <span class=\"na\">template<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span> \r\n        <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django<\/span> \r\n    <span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n      <span class=\"na\">containers<\/span><span class=\"pi\">:<\/span> \r\n        <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django-pod<\/span> \r\n          <span class=\"na\">image<\/span><span class=\"pi\">:<\/span> <span class=\"s\">shotaohtsuka\/django:1.1.1<\/span>\r\n          <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span> \r\n          <span class=\"pi\">-<\/span> <span class=\"na\">containerPort<\/span><span class=\"pi\">:<\/span> <span class=\"s\">8000<\/span> \r\n          <span class=\"na\">command<\/span><span class=\"pi\">:<\/span> <span class=\"pi\">[<\/span><span class=\"s2\">\"<\/span><span class=\"s\">python3\"<\/span><span class=\"pi\">,<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">\/home\/testProject\/manage.py\"<\/span><span class=\"pi\">,<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">runserver\"<\/span><span class=\"pi\">,<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">0.0.0.0:8000\"<\/span><span class=\"pi\">]<\/span> \r\n\r\n<span class=\"nn\">---<\/span>\r\n<span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span> \r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span> \r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django-loadbalancer<\/span> \r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ins-env<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">LoadBalancer<\/span> \r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span> \r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">django<\/span>\r\n  <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span> \r\n  <span class=\"pi\">-<\/span> <span class=\"na\">protocol<\/span><span class=\"pi\">:<\/span> <span class=\"s\">TCP<\/span> \r\n    <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">60000<\/span> \r\n    <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">8000<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u5011\u6703\u9032\u884c\u90e8\u7f72\u3002<\/p>\n<pre class=\"post-pre\"><code>ohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl apply -f ns.yaml\r\nohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl apply -f sc-pvc.yaml\r\nohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl apply -f mysql.yaml \r\n\r\nohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl get cm -n ins-env\r\nNAME               DATA   AGE\r\nkube-root-ca.crt   1      34m\r\nmysql-cm           4      42s\r\n\r\nohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl apply -f django.yaml \r\n\r\nohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl get all -n ins-env\r\nNAME                  READY   STATUS    RESTARTS   AGE\r\npod\/django-rs-2j5vs   1\/1     Running   0          42s\r\npod\/django-rs-5qzhz   1\/1     Running   0          42s\r\npod\/django-rs-x5sxk   1\/1     Running   0          42s\r\npod\/mysq-rs-ndhxw     1\/1     Running   0          77m\r\nNAME                          TYPE           CLUSTER-IP    EXTERNAL-IP      PORT(S)           AGE\r\nservice\/django-loadbalancer   LoadBalancer   10.62.3.58    34.172.205.101   60000:31797\/TCP   42s\r\nservice\/mysql-clusterip       ClusterIP      10.62.0.195   &lt;none&gt;           3306\/TCP          77m\r\nNAME                       DESIRED   CURRENT   READY   UP-TO-DATE   AVAILABLE   NODE SELECTOR   AGE\r\ndaemonset.apps\/django-rs   3         3         3       3            3           &lt;none&gt;          42s\r\nNAME                      DESIRED   CURRENT   READY   AGE\r\nreplicaset.apps\/mysq-rs   1         1         1       77m\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8a01913a08637a6c8464\/52-0.png\" alt=\"image (28).png\" \/><\/div>\n<h3>\u786e\u8ba4Django\u80fd\u591f\u4e0eMySQL\u8fdb\u884c\u901a\u4fe1\u3002<\/h3>\n<p>\u5728\u6211\u7684\u73af\u5883\u4e2d\u90e8\u7f72\u4e863\u4e2aDjango\u7684Pod\uff0c\u6211\u4eec\u5c06\u8fde\u63a5\u5230\u9002\u5f53\u7684Pod\u4e0a\uff0c\u5e76\u91cd\u65b0\u6267\u884cmigrate\u548ccreatesuperuser\u64cd\u4f5c\u3002\u5982\u679c\u6210\u529f\u6267\u884c\uff0c\u5c31\u8bf4\u660e\u53ef\u4ee5\u4e0eMySQL\u901a\u4fe1\u4e86\u3002<br \/>\n* \u5c3d\u7ba1\u5728Docker\u73af\u5883\u4e0b\u4e5f\u8fdb\u884c\u4e86\u6b64\u64cd\u4f5c\uff0c\u4f46\u5728\u90a3\u4e2a\u65f6\u5019\u6ca1\u6709\u8003\u8651\u5230\u6570\u636e\u7684\u6301\u4e45\u5316\uff0c\u6240\u4ee5\u9700\u8981\u91cd\u65b0\u6267\u884c\u4e00\u6b21\u3002<\/p>\n<pre class=\"post-pre\"><code>ohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl get pod -n ins-env\r\nNAME              READY   STATUS    RESTARTS   AGE\r\ndjango-rs-2j5vs   1\/1     Running   0          8m29s\r\ndjango-rs-5qzhz   1\/1     Running   0          8m29s\r\ndjango-rs-x5sxk   1\/1     Running   0          8m29s\r\nmysq-rs-ndhxw     1\/1     Running   0          84m\r\nohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl exec -it django-rs-2j5vs -n ins-env -- \/bin\/bash\r\n\r\nroot@django-rs-2j5vs:\/# cd \/home\/testProject\/\r\nroot@django-rs-2j5vs:\/home\/testProject# python3 manage.py migrate\r\nOperations to perform:\r\n  Apply all migrations: admin, auth, contenttypes, sessions\r\nRunning migrations:\r\n  Applying contenttypes.0001_initial... OK\r\n  Applying auth.0001_initial... OK\r\n  Applying admin.0001_initial... OK\r\n  Applying admin.0002_logentry_remove_auto_add... OK\r\n  Applying admin.0003_logentry_add_action_flag_choices... OK\r\n  Applying contenttypes.0002_remove_content_type_name... OK\r\n  Applying auth.0002_alter_permission_name_max_length... OK\r\n  Applying auth.0003_alter_user_email_max_length... OK\r\n  Applying auth.0004_alter_user_username_opts... OK\r\n  Applying auth.0005_alter_user_last_login_null... OK\r\n  Applying auth.0006_require_contenttypes_0002... OK\r\n  Applying auth.0007_alter_validators_add_error_messages... OK\r\n  Applying auth.0008_alter_user_username_max_length... OK\r\n  Applying auth.0009_alter_user_last_name_max_length... OK\r\n  Applying auth.0010_alter_group_name_max_length... OK\r\n  Applying auth.0011_update_proxy_permissions... OK\r\n  Applying auth.0012_alter_user_first_name_max_length... OK\r\n  Applying sessions.0001_initial... OK\r\n\r\nroot@django-rs-2j5vs:\/home\/testProject# python3 manage.py createsuperuser\r\nUsername (leave blank to use 'root'): admin\r\nEmail address: admin@example.com\r\nPassword: \r\nPassword (again): \r\nThis password is too common.\r\nBypass password validation and create user anyway? [y\/N]: y\r\nSuperuser created successfully.\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8a01913a08637a6c8464\/56-1.png\" alt=\"image (30).png\" \/><\/div>\n<h3>\u786e\u8ba4\u6570\u636e\u662f\u5426\u5df2\u6301\u4e45\u5316\u3002<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8a01913a08637a6c8464\/58-0.png\" alt=\"image (31).png\" \/><\/div>\n<p>\u5220\u9664MySQL\u7684pod\u3002\u7531\u4e8e\u6211\u4eec\u662f\u901a\u8fc7ReplicaSet\u8fdb\u884c\u90e8\u7f72\u7684\uff0c\u56e0\u6b64\u5f53pod\u88ab\u5220\u9664\u65f6\uff0c\u65b0\u7684pod\u5c06\u81ea\u52a8\u90e8\u7f72\u3002<\/p>\n<pre class=\"post-pre\"><code>ohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl get pod -n ins-env | grep -i my\r\nmysq-rs-ndhxw     1\/1     Running   0          97m\r\nohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl delete pod mysq-rs-ndhxw -n ins-env\r\npod \"mysq-rs-ndhxw\" deleted\r\nohtsuka_honban@cloudshell:~\/yaml\/ins-env (western-antonym-386513)$ kubectl get pod -n ins-env | grep -i my\r\nmysq-rs-xtjfc     1\/1     Running   0          10s\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8a01913a08637a6c8464\/61-0.png\" alt=\"image (32).png\" \/><\/div>\n<p>\u4e3a\u4e86\u786e\u4fdd\u4e00\u4e0b\uff0c\u6211\u4f1a\u4eceMySQL pod\u4e2d\u786e\u8ba4\u4e00\u4e0b\u662f\u5426\u6709\u6570\u636e\u3002<\/p>\n<pre class=\"post-pre\"><code>ohtsuka_honban@cloudshell:~ (western-antonym-386513)$ kubectl get pod -n ins-env | grep -i my\r\nmysql-rs-nkp2j    1\/1     Running   0          179m\r\nohtsuka_honban@cloudshell:~ (western-antonym-386513)$ kubectl exec -it mysql-rs-nkp2j -n ins-env -- \/bin\/bash\r\nbash-4.4# mysql -u root -p\r\nEnter password: \r\nWelcome to the MySQL monitor.  Commands end with ; or \\g.\r\nYour MySQL connection id is 13\r\nServer version: 8.0.33 MySQL Community Server - GPL\r\n\r\nCopyright (c) 2000, 2023, Oracle and\/or its affiliates.\r\n\r\nOracle is a registered trademark of Oracle Corporation and\/or its\r\naffiliates. Other names may be trademarks of their respective\r\nowners.\r\n\r\nType 'help;' or '\\h' for help. Type '\\c' to clear the current input statement.\r\n\r\nmysql&gt; show databases;\r\n+--------------------+\r\n| Database           |\r\n+--------------------+\r\n| django_db          |\r\n| information_schema |\r\n| mysql              |\r\n| performance_schema |\r\n| sys                |\r\n+--------------------+\r\n5 rows in set (0.01 sec)\r\n\r\nmysql&gt; use django_db;\r\nReading table information for completion of table and column names\r\nYou can turn off this feature to get a quicker startup with -A\r\n\r\nDatabase changed\r\n\r\nmysql&gt; show tables;\r\n+----------------------------+\r\n| Tables_in_django_db        |\r\n+----------------------------+\r\n| auth_group                 |\r\n| auth_group_permissions     |\r\n| auth_permission            |\r\n| auth_user                  |\r\n| auth_user_groups           |\r\n| auth_user_user_permissions |\r\n| django_admin_log           |\r\n| django_content_type        |\r\n| django_migrations          |\r\n| django_session             |\r\n+----------------------------+\r\n10 rows in set (0.00 sec)\r\n\r\nmysql&gt; SELECT * FROM auth_user;\r\n+----+------------------------------------------------------------------------------------------+----------------------------+--------------+------------+------------+-----------+-------------------+----------+-----------+----------------------------+\r\n| id | password                                                                                 | last_login                 | is_superuser | username   | first_name | last_name | email             | is_staff | is_active | date_joined                |\r\n+----+------------------------------------------------------------------------------------------+----------------------------+--------------+------------+------------+-----------+-------------------+----------+-----------+----------------------------+\r\n|  1 | pbkdf2_sha256$600000$y4k9BAyTCjVjmZIMGILIOg$qG9T19bf4deVANCXaNji13AGDhbmzRIDwj+IERcTL14= | 2023-07-15 01:43:01.667938 |            1 | admin      |            |           | admin@example.com |        1 |         1 | 2023-07-15 01:41:02.644627 |\r\n|  2 | pbkdf2_sha256$600000$OQ93zEhnCvE4th0oLhuWpM$DfRyLu1EoaBaMo2D0AXRn+51djN9UUuxFHHHG\/LXlmQ= | NULL                       |            0 | k8s-django |            |           |                   |        0 |         1 | 2023-07-15 01:45:32.531639 |\r\n+----+------------------------------------------------------------------------------------------+----------------------------+--------------+------------+------------+-----------+-------------------+----------+-----------+----------------------------+\r\n2 rows in set (0.00 sec)\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u4f60\u597d\u3002 \u6211\u662fClass Act Infrastructure\u4e8b\u4e1a\u90e8\u7684\u5927\u585a\u3002 \u4e4b\u524d\uff0c\u6211\u5c06\u5b58\u50a8\u5728Harbor\u4e2d\u7684D [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49236","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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