{"id":42220,"date":"2023-03-08T09:37:40","date_gmt":"2023-03-26T05:18:14","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%af%95%e7%9d%80%e4%bd%bf%e7%94%a8postgresql-anonymizer%e5%af%b9%e6%95%b0%e6%8d%ae%e8%bf%9b%e8%a1%8c%e5%8c%bf%e5%90%8d%e5%8c%96%e5%92%8c%e5%b1%8f%e8%94%bd%e3%80%82\/"},"modified":"2024-04-29T17:54:20","modified_gmt":"2024-04-29T09:54:20","slug":"%e8%af%95%e7%9d%80%e4%bd%bf%e7%94%a8postgresql-anonymizer%e5%af%b9%e6%95%b0%e6%8d%ae%e8%bf%9b%e8%a1%8c%e5%8c%bf%e5%90%8d%e5%8c%96%e5%92%8c%e5%b1%8f%e8%94%bd%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%af%95%e7%9d%80%e4%bd%bf%e7%94%a8postgresql-anonymizer%e5%af%b9%e6%95%b0%e6%8d%ae%e8%bf%9b%e8%a1%8c%e5%8c%bf%e5%90%8d%e5%8c%96%e5%92%8c%e5%b1%8f%e8%94%bd%e3%80%82\/","title":{"rendered":"\u8bd5\u7740\u4f7f\u7528PostgreSQL Anonymizer\u5bf9\u6570\u636e\u8fdb\u884c\u533f\u540d\u5316\u548c\u5c4f\u853d"},"content":{"rendered":"

\u672c\u6587\u662f2019\u5e74PostgreSQL Advent Calendaer\u7684\u7b2c16\u5929\u3002\u6628\u5929\u7684\u6587\u7ae0\u662f\u7531@masayuki038@github\u5206\u4eab\u7684\u201c\u89c2\u5bdfPostgreSQL JIT\u751f\u6210\u7684\u4ee3\u7801\u201d\u3002\u672c\u6587\u4ecb\u7ecd\u4e86\u5728PostgreSQL\u4e2d\u8fdb\u884c\u6570\u636e\u533f\u540d\u5316\u548c\u8131\u654f\u5904\u7406\u7684\u6269\u5c55\u5de5\u5177PostgreSQL Anonymizer\u3002<\/p>\n

\u533f\u540d\u5316\u548c\u5c4f\u853d\u7684\u542b\u4e49\u662f\u4ec0\u4e48\uff1f<\/h1>\n

\u6570\u636e\u5e93\u4e2d\u5305\u542b\u4e2a\u4eba\u4fe1\u606f\u548c\u4f01\u4e1a\u673a\u5bc6\u7b49\u9700\u8981\u8c28\u614e\u5904\u7406\u7684\u6570\u636e\u3002\u5982\u679c\u76f4\u63a5\u5728\u5f00\u53d1\u3001\u6d4b\u8bd5\u6216\u5206\u6790\u8fc7\u7a0b\u4e2d\u4f7f\u7528\u6b64\u7c7b\u6570\u636e\uff0c\u5219\u5b58\u5728\u4fe1\u606f\u6cc4\u6f0f\u7684\u98ce\u9669\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4e00\u79cd\u5b89\u5168\u5904\u7406\u6570\u636e\u7684\u65b9\u6cd5\u662f\u533f\u540d\u5316\u3002<\/p>\n

\u533f\u540d\u5316\u662f\u6307\u5f9e\u6578\u64da\u4e2d\u53bb\u9664\u53ef\u4ee5\u8b58\u5225\u500b\u4eba\u7684\u4fe1\u606f\u3002\u63a9\u84cb\u662f\u533f\u540d\u5316\u7684\u4e00\u7a2e\u65b9\u5f0f\uff0c\u5373\u96b1\u85cf\u4fe1\u606f\u4ee5\u5be6\u73fe\u533f\u540d\u5316\u3002\u7136\u800c\uff0c\u533f\u540d\u5316\u548c\u63a9\u84cb\u5728\u5927\u591a\u6578\u60c5\u6cc1\u4e0b\u88ab\u7528\u4f86\u8868\u793a\u5e7e\u4e4e\u76f8\u540c\u7684\u610f\u601d\u3002<\/p>\n

PostgreSQL Anonymizer \u662f\u4ec0\u4e48\uff1f<\/h1>\n

PostgreSQL Anonymizer\u662f\u4e00\u4e2a\u5728PostgreSQL\u4e2d\u8fdb\u884c\u6570\u636e\u533f\u540d\u5316\u548c\u63a9\u7801\u7684\u6269\u5c55\u3002 \u5b83\u7531\u6cd5\u56fd\u7684Dalibo\u516c\u53f8\u5f00\u53d1\u3002\u4e4b\u524d\u4e5f\u56e0\u4e3a\u6709Ora2Pg\u7684\u5f00\u53d1\u8005\u800c\u6709\u540d\u3002\u5b83\u7684\u8bb8\u53ef\u8bc1\u4e0ePostgreSQL\u76f8\u540c\uff0c\u90fd\u662fPostgreSQL\u8bb8\u53ef\u8bc1\u3002<\/p>\n

\u5728PostgreSQL Anonymizer\u4e2d\uff0c\u901a\u8fc7\u6269\u5c55PostgreSQL\u7684\u6570\u636e\u5b9a\u4e49\u8bed\u8a00\uff08DDL\uff09\uff0c\u5b9a\u4e49\u4e86\u6570\u636e\u63a9\u7801\u7684\u89c4\u5219\u3002\u901a\u8fc7\u8fd9\u6837\u505a\uff0c\u53ef\u4ee5\u5bf9\u6570\u636e\u8fdb\u884c\u63a9\u7801\u5e76\u8fdb\u884c\u66f4\u65b0\uff0c\u4ee5SQL\u683c\u5f0f\u8fdb\u884c\u8f6c\u50a8\uff0c\u5e76\u5141\u8bb8\u7528\u6237\u8bbf\u95ee\u63a9\u7801\u7684\u6570\u636e\u3002<\/p>\n

PostgreSQL Anonymizer \u53ef\u4e0e PostgreSQL 9.6 \u53ca\u66f4\u9ad8\u7248\u672c\u517c\u5bb9\u3002\u867d\u7136\u5728\u7248\u672c 9.5 \u4e2d\u4e5f\u53ef\u4ee5\u4f7f\u7528\uff0c\u4f46\u662f\u6ca1\u6709\u63d0\u4f9b\u76f8\u5173\u8f6f\u4ef6\u5305\uff0c\u5e76\u4e14\u5b58\u5728\u4e00\u4e9b\u95ee\u9898\u3002\u6b64\u5916\uff0c\u8be5\u9879\u76ee\u4ecd\u5904\u4e8e\u5f00\u53d1\u4e2d\u9636\u6bb5\uff0c\u6240\u4ee5\u6700\u597d\u5728\u4e86\u89e3\u8fd9\u4e00\u70b9\u7684\u57fa\u7840\u4e0a\u4f7f\u7528\u3002<\/p>\n

\u5b89\u88c5PostgreSQL Anonymizer\u3002<\/h1>\n

\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f CentOS \u6216\u5176\u4ed6\u57fa\u4e8e Red Hat \u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5e76\u4e14\u5df2\u7ecf\u6ce8\u518c\u4e86 Yum \u4ed3\u5e93\uff0c\u90a3\u4e48\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730\u5b89\u88c5 PostgreSQL Anonymizer\uff0c\u56e0\u4e3a\u5b83\u5305\u542b\u5728 PostgreSQL \u5f00\u53d1\u8005\u7684 Yum \u4ed3\u5e93\u4e2d\u3002\u5173\u4e8e\u5b89\u88c5 PostgreSQL \u7684\u8be6\u7ec6\u6b65\u9aa4\uff0c\u8bf7\u53c2\u8003\u8fd9\u7bc7\u6587\u7ae0\u3002<\/p>\n

\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5047\u8bbe\u5df2\u7ecf\u5b89\u88c5\u4e86 CentOS 8 \u5e76\u4e14 PostgreSQL 12 \u3002<\/p>\n

\u9996\u5148\uff0c\u5b89\u88c5PostgreSQL Anonymizer \u5305\u7684 postgresql_anonymizer12 \u7248\u672c\u3002\u8fd9\u91cc\u7684\u6570\u5b5712\u8868\u793a PostgreSQL \u7684\u7248\u672c\u3002\u8bf7\u6839\u636e\u60a8\u4f7f\u7528\u7684 PostgreSQL \u7248\u672c\u8fdb\u884c\u76f8\u5e94\u66f4\u6539\u3002<\/p>\n

#<\/span> yum -y<\/span> install <\/span>postgresql_anonymizer12\r\n(\u7701\u7565)\r\nInstalled:\r\n  postgresql_anonymizer12-0.5.0-1.rhel8.x86_64\r\n  perl-Carp-1.42-396.el8.noarch\r\n  perl-Exporter-5.72-396.el8.noarch\r\n  perl-libs-4:5.26.3-416.el8.x86_64\r\n  ddlx_12-0.15-1.rhel8.noarch\r\n  postgresql12-contrib-12.1-2PGDG.rhel8.x86_64\r\n\r\nComplete!\r\n<\/span><\/code><\/pre>\n
\u5b89\u88c5postgresql_anonymizer12\u8f6f\u4ef6\u5305\u4f1a\u5b89\u88c5\u4f9d\u8d56\u7684perl\u76f8\u5173\u3001ddlx\u3001postgresql12-contrib\u8f6f\u4ef6\u5305\u3002ddlx\u8f6f\u4ef6\u5305\u662f\u4ece\u6570\u636e\u5e93\u5bf9\u8c61\u4e2d\u63d0\u53d6DDL\u7684\u6269\u5c55\u3002postgresql12-contrib\u8f6f\u4ef6\u5305\u662fPostgreSQL\u7684\u9644\u52a0\u6a21\u5757\uff0c\u5176\u4e2d\u9700\u8981\u7684\u662f\u5305\u542b\u7684tsm_system_rows\u6269\u5c55\u3002tsm_system_rows\u6269\u5c55\u662f\u6307\u5b9a\u4ece\u8868\u4e2d\u8fdb\u884c\u62bd\u6837\u7684\u6700\u5927\u884c\u6570\u7684\u6269\u5c55\u3002perl\u76f8\u5173\u8f6f\u4ef6\u5305\u9700\u8981\u4e00\u90e8\u5206\u9644\u52a0\u6a21\u5757\u3002<\/p>\n
\u7136\u540e\uff0c\u7f16\u8f91PostgreSQL\u7684\u914d\u7f6e\u6587\u4ef6postgresql.conf\uff0c\u5728\u542f\u52a8PostgreSQL\u670d\u52a1\u5668\u65f6\u5c06\u52a0\u8f7d\u7684\u5171\u4eab\u5e93\u6307\u5b9a\u4e3a\u53c2\u6570shared_preload_libraries\uff0c\u5e76\u7528\u9017\u53f7\u5206\u9694\u6dfb\u52a0\u8868\u793aPostgreSQL Anonymizer\u7684anon\u3002<\/p>\n
# - Shared Library Preloading -\r\n<\/span>\r\nshared_preload_libraries<\/span> = 'anon'<\/span>       # (change requires restart)\r\n#local_preload_libraries = ''\r\n#session_preload_libraries = ''\r\n#jit_provider = 'llvmjit'               # JIT library to use\r\n<\/span><\/code><\/pre>\n
\u4e3a\u4e86\u4f7f\u53c2\u6570\u8bbe\u7f6e\u751f\u6548\uff0c\u5c06\u91cd\u65b0\u542f\u52a8PostgreSQL\u670d\u52a1\u3002<\/p>\n
#<\/span> systemctl restart postgresql-12.service\r\n<\/code><\/pre>\n
\u6700\u540e\uff0c\u4e3a\u4e86\u6d4b\u8bd5 PostgreSQL Anonymizer\uff0c\u521b\u5efa\u5e76\u8fde\u63a5\u6570\u636e\u5e93 anondb\uff0c\u5e76\u5b89\u88c5 PostgreSQL Anonymizer \u7684\u6269\u5c55 anon\uff0c\u4f7f\u7528anon.load\u51fd\u6570\u52a0\u8f7d\u4f2a\u9020\u6570\u636e\u7528\u4e8e\u6570\u636e\u63a9\u7801\u3002<\/p>\n
# su - postgres\r\nLast login: Tue Dec  3 21:10:31 UTC 2019 on pts\/0\r\n$ createdb anondb\r\n$ psql anondb\r\n=# CREATE EXTENSION anon CASCADE;\r\nNOTICE:  installing required extension \"tsm_system_rows\"\r\nNOTICE:  installing required extension \"ddlx\"\r\nCREATE EXTENSION\r\n=# SELECT anon.load();\r\nSELECT\r\n load\r\n------\r\n t\r\n(1 \u884c)\r\n\r\n=# \\q\r\n<\/code><\/pre>\n
\u5728\u6267\u884cCREATE EXTENSION\u547d\u4ee4\u65f6\u6307\u5b9aCASCADE\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u540c\u65f6\u5b89\u88c5\u6709\u4f9d\u8d56\u5173\u7cfb\u7684\u6269\u5c55\u3002<\/p>\n
\u73b0\u5728\uff0cPostgreSQL Anonymizer \u5df2\u7ecf\u5b89\u88c5\u5b8c\u6210\u3002<\/p>\n
\u906e\u853d\u89c4\u5219\u7684\u5b9a\u4e49<\/h1>\n
\u751f\u6210\u6d4b\u8bd5\u6570\u636e\u5e76\u5b9a\u4e49\u63a9\u7801\u89c4\u5219\u3002<\/p>\n
\u9996\u5148\uff0c\u6211\u4eec\u751f\u6210\u6d4b\u8bd5\u6570\u636e\u3002\u521b\u5efa\u7528\u4e8e\u5b58\u50a8\u90e8\u95e8\u548c\u5458\u5de5\u4fe1\u606f\u7684\u8868departments\u3001employees\uff0c\u5e76\u51c6\u5907\u4e00\u4e2a\u7528\u4e8e\u6ce8\u518c\u6570\u636e\u7684SQL\u6587\u4ef6init.sql\u3002<\/p>\n
CREATE<\/span> TABLE<\/span> departments<\/span> (<\/span>\r\n    id<\/span> serial<\/span> PRIMARY<\/span> KEY<\/span>,<\/span>\r\n    name<\/span> text<\/span> NOT<\/span> NULL<\/span>\r\n);<\/span>\r\n\r\nCREATE<\/span> TABLE<\/span> employees<\/span> (<\/span>\r\n    id<\/span> serial<\/span> PRIMARY<\/span> KEY<\/span>,<\/span>\r\n    last_name<\/span> text<\/span> NOT<\/span> NULL<\/span>,<\/span>\r\n    first_name<\/span> text<\/span> NOT<\/span> NULL<\/span>,<\/span>\r\n    email<\/span> text<\/span> NOT<\/span> NULL<\/span>,<\/span>\r\n    salary<\/span> int<\/span> NOT<\/span> NULL<\/span>,<\/span>\r\n    department_id<\/span> int<\/span> NOT<\/span> NULL<\/span> REFERENCES<\/span> departments<\/span> (<\/span>id<\/span>),<\/span>\r\n    birth<\/span> date<\/span> NOT<\/span> NULL<\/span>\r\n);<\/span>\r\n\r\nINSERT<\/span> INTO<\/span> departments<\/span> (<\/span>name<\/span>)<\/span> VALUES<\/span>\r\n    (<\/span>'\u55b6\u696d\u90e8'<\/span>),<\/span>\r\n    (<\/span>'\u6280\u8853\u90e8'<\/span>);<\/span>\r\n\r\nINSERT<\/span> INTO<\/span> employees<\/span> (<\/span>last_name<\/span>,<\/span> first_name<\/span>,<\/span> email<\/span>,<\/span> salary<\/span>,<\/span> department_id<\/span>,<\/span> birth<\/span>)<\/span> VALUES<\/span>\r\n    (<\/span>'\u4f50\u85e4'<\/span>,<\/span> '\u592a\u90ce'<\/span>,<\/span> 'sato@example.com'<\/span>,<\/span> 300000<\/span>,<\/span> 1<\/span>,<\/span> '1987-01-02'<\/span>),<\/span>\r\n    (<\/span>'\u9234\u6728'<\/span>,<\/span> '\u6b21\u90ce'<\/span>,<\/span> 'suzuki@example.com'<\/span>,<\/span> 300000<\/span>,<\/span> 2<\/span>,<\/span> '1988-03-04'<\/span>),<\/span>\r\n    (<\/span>'\u9ad8\u6a4b'<\/span>,<\/span> '\u4e09\u90ce'<\/span>,<\/span> 'takahashi@example.com'<\/span>,<\/span> 350000<\/span>,<\/span> 1<\/span>,<\/span> '1989-05-06'<\/span>),<\/span>\r\n    (<\/span>'\u7530\u4e2d'<\/span>,<\/span> '\u82b1\u5b50'<\/span>,<\/span> 'tanaka@example.com'<\/span>,<\/span> 350000<\/span>,<\/span> 2<\/span>,<\/span> '1990-07-08'<\/span>),<\/span>\r\n    (<\/span>'\u4f0a\u85e4'<\/span>,<\/span> '\u96ea\u5b50'<\/span>,<\/span> 'ito@example.com'<\/span>,<\/span> 400000<\/span>,<\/span> 1<\/span>,<\/span> '1991-09-10'<\/span>),<\/span>\r\n    (<\/span>'\u6e21\u8fba'<\/span>,<\/span> '\u6708\u5b50'<\/span>,<\/span> 'watanabe@example.com'<\/span>,<\/span> 400000<\/span>,<\/span> 2<\/span>,<\/span> '1992-11-12'<\/span>);<\/span>\r\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u5c06\u8bfb\u53d6\u5e76\u6267\u884c init.sql \u6587\u4ef6\u3002<\/p>\n
$<\/span> psql -f<\/span> init.sql anondb\r\nCREATE TABLE\r\nCREATE TABLE\r\nINSERT 0 2\r\nINSERT 0 6\r\n<\/span>$<\/span> psql anondb\r\n=#<\/span> SELECT *<\/span> FROM departments;<\/span>\r\n id |  name\r\n----+--------\r\n  1 | \u55b6\u696d\u90e8\r\n  2 | \u6280\u8853\u90e8\r\n(2 \u884c)\r\n\r\n<\/span>=#<\/span> SELECT *<\/span> FROM employees;<\/span>\r\n id | last_name | first_name |         email         | salary | department_id |   birth\r\n----+-----------+------------+-----------------------+--------+---------------+------------\r\n  1 | \u4f50\u85e4      | \u592a\u90ce       | sato@example.com      | 300000 |             1 | 1987-01-02\r\n  2 | \u9234\u6728      | \u6b21\u90ce       | suzuki@example.com    | 300000 |             2 | 1988-03-04\r\n  3 | \u9ad8\u6a4b      | \u4e09\u90ce       | takahashi@example.com | 350000 |             1 | 1989-05-06\r\n  4 | \u7530\u4e2d      | \u82b1\u5b50       | tanaka@example.com    | 350000 |             2 | 1990-07-08\r\n  5 | \u4f0a\u85e4      | \u96ea\u5b50       | ito@example.com       | 400000 |             1 | 1991-09-10\r\n  6 | \u6e21\u8fba      | \u6708\u5b50       | watanabe@example.com  | 400000 |             2 | 1992-11-12\r\n(6 \u884c)\r\n<\/span><\/code><\/pre>\n
\u4e0b\u4e00\u6b65\uff0c\u5c06\u5b9a\u4e49\u4e00\u4e2a\u906e\u853d\u89c4\u5219\u3002\u89c4\u5b9a\u5217\u540d\u4e3aemail\u7684\u5217\u4e2d\u5b58\u50a8\u7684\u5458\u5de5E\u30e1\u30fc\u30eb\u5730\u5740\u5c06\u901a\u8fc7anon.partial_email\u51fd\u6570\u8fdb\u884c\u906e\u853d\u3002<\/p>\n
=#<\/span> SECURITY LABEL FOR anon ON COLUMN employees.email\r\n-#<\/span>     IS 'MASKED WITH FUNCTION anon.partial_email(email)'<\/span>;<\/span>\r\nSECURITY LABEL\r\n<\/span><\/code><\/pre>\n
\u4f7f\u7528 SECURITY LABEL \u547d\u4ee4\u6765\u5b9a\u4e49\u63a9\u7801\u89c4\u5219\u3002 SECURITY LABEL \u547d\u4ee4\u662f\u7528\u6765\u5b9a\u4e49\u5b89\u5168\u6807\u7b7e\u7684\u547d\u4ee4\u3002\u6211\u4e4b\u524d\u8bef\u4ee5\u4e3a\u5b83\u662f SELinux \u4e13\u7528\u547d\u4ee4\uff0c\u4f46\u901a\u8fc7\u6307\u5b9a\u6807\u7b7e\u63d0\u4f9b\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u5e94\u7528\u4efb\u610f\u8bbf\u95ee\u63a7\u5236\u3002\u5728 FOR \u540e\u9762\uff0c\u4f5c\u4e3a\u6807\u7b7e\u63d0\u4f9b\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u6307\u5b9a anon\uff0cON COLUMN \u540e\u9762\uff0c\u4f5c\u4e3a\u63a9\u7801\u76ee\u6807\u5217\uff0c\u53ef\u4ee5\u6307\u5b9a employees.email\uff0cIS \u540e\u9762\uff0c\u4f5c\u4e3a\u6807\u7b7e\uff0c\u53ef\u4ee5\u6307\u5b9a\u63a9\u7801\u89c4\u5219\u3002<\/p>\n
\u30de\u30b9\u30ad\u30f3\u30b0\u30eb\u30fc\u30eb\u306fanon.partial_email\u51fd\u6570\u7684\u7528\u6cd5\u3002anon.partial_email\u51fd\u6570\u662f\u7531PostgreSQL Anonymizer\u63d0\u4f9b\u7684\u4e00\u79cd\u63a9\u7801\u51fd\u6570\uff0c\u5b83\u4fdd\u7559\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u7684\u672c\u5730\u90e8\u5206\u3001\u57df\u540d\u7684\u524d\u4e24\u4e2a\u5b57\u7b26\u548c\u6700\u540e\u4e00\u4e2a\u5b50\u57df\u540d\uff0c\u5e76\u7528******\u66ff\u6362\u5176\u4f59\u90e8\u5206\u3002\u4f8b\u5982\uff0c\u7535\u5b50\u90ae\u4ef6\u5730\u5740sato@example.com\u4f1a\u88ab\u63a9\u7801\u4e3asa******@ex******.com\u3002<\/p>\n
\u60a8\u53ef\u4ee5\u4f7f\u7528\u7cfb\u7edf\u89c6\u56fe`pg_seclabels`\u6765\u786e\u8ba4\u5df2\u5b9a\u4e49\u7684\u63a9\u7801\u89c4\u5219\u3002\u6b64\u5916\uff0c\u8981\u5220\u9664\u63a9\u7801\u89c4\u5219\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528`SECURITY LABEL`\u547d\u4ee4\u5e76\u6307\u5b9a`NULL`\u6807\u7b7e\u6765\u6267\u884c\u3002<\/p>\n
=#<\/span> SELECT *<\/span> FROM pg_seclabels;<\/span>\r\n objoid | classoid | objsubid | objtype | objnamespace |     objname     | provider |                     label\r\n--------+----------+----------+---------+--------------+-----------------+----------+------------------------------------------------\r\n  16645 |     1259 |        4 | column  |         2200 | employees.email | anon     | MASKED WITH FUNCTION anon.partial_email(email)\r\n(1 \u884c)\r\n<\/span><\/code><\/pre>\n
\u5c31\u5730\u533f\u540d\u5316<\/h1>\n
“\u539f\u5730\u533f\u540d\u5316\uff08in-place anonymization\uff09\u662f\u4e00\u79cd\u5c06\u6570\u636e\u8fdb\u884c\u5c4f\u853d\u5e76\u8fdb\u884c\u66f4\u65b0\u7684\u529f\u80fd\u3002”<\/p>\n
\u8981\u8fdb\u884c\u539f\u5730\u533f\u540d\u5316\uff0c\u53ef\u4ee5\u4f7f\u7528 anonymize_database\u3001anonymize_table \u548c anonymize_column \u51fd\u6570\u3002\u6839\u636e\u51fd\u6570\u540d\u79f0\u5c31\u53ef\u4ee5\u7406\u89e3\uff0canonymize_database \u51fd\u6570\u5c06\u5bf9\u6570\u636e\u5e93\u4e2d\u7684\u6240\u6709\u8868\u8fdb\u884c\u533f\u540d\u5316\uff0canonymize_table \u51fd\u6570\u5c06\u533f\u540d\u5316\u6307\u5b9a\u7684\u8868\uff0canonymize_column \u51fd\u6570\u5c06\u533f\u540d\u5316\u6307\u5b9a\u8868\u7684\u5217\u3002<\/p>\n
=#<\/span> BEGIN;<\/span>\r\nBEGIN\r\n<\/span>=#<\/span> SELECT anon.anonymize_database()<\/span>;<\/span>\r\n anonymize_database\r\n--------------------\r\n t\r\n(1 \u884c)\r\n\r\n<\/span>=#<\/span> SELECT *<\/span> FROM employees;<\/span>\r\n id | last_name | first_name |         email         | salary | department_id |   birth\r\n----+-----------+------------+-----------------------+--------+---------------+------------\r\n  1 | \u4f50\u85e4      | \u592a\u90ce       | sa******@ex******.com | 300000 |             1 | 1987-01-02\r\n  2 | \u9234\u6728      | \u6b21\u90ce       | su******@ex******.com | 300000 |             2 | 1988-03-04\r\n  3 | \u9ad8\u6a4b      | \u4e09\u90ce       | ta******@ex******.com | 350000 |             1 | 1989-05-06\r\n  4 | \u7530\u4e2d      | \u82b1\u5b50       | ta******@ex******.com | 350000 |             2 | 1990-07-08\r\n  5 | \u4f0a\u85e4      | \u96ea\u5b50       | it******@ex******.com | 400000 |             1 | 1991-09-10\r\n  6 | \u6e21\u8fba      | \u6708\u5b50       | wa******@ex******.com | 400000 |             2 | 1992-11-12\r\n(6 \u884c)\r\n\r\n<\/span>=#<\/span> ROLLBACK;<\/span>\r\nROLLBACK\r\n<\/span>=#<\/span> \\q<\/span>\r\n<\/code><\/pre>\n
\u53e6\u5916\uff0c\u539f\u5730\u533f\u540d\u5316\u4f1a\u66f4\u65b0\u6570\u636e\u672c\u8eab\uff0c\u5bfc\u81f4\u539f\u59cb\u6570\u636e\u4e22\u5931\u3002\u800c\u4e14\uff0c\u7531\u4e8e\u9700\u8981\u66f4\u65b0\u8868\u4e2d\u7684\u6240\u6709\u6570\u636e\uff0c\u6267\u884c\u8fc7\u7a0b\u53ef\u80fd\u9700\u8981\u5f88\u957f\u65f6\u95f4\u3002\u5728\u540e\u7eed\u7684\u533f\u540d\u5907\u4efd\u4e2d\uff0c\u5bf9\u6570\u636e\u8fdb\u884c\u63a9\u7801\u5904\u7406\u5e76\u8fdb\u884c\u5907\u4efd\uff0c\u7136\u540e\u8fdb\u884c\u8fd8\u539f\u53ef\u80fd\u4f1a\u66f4\u5feb\u3002<\/p>\n
\u533f\u540d\u8f6c\u50a8<\/h1>\n
\u533f\u540d\u8f6c\u50a8\u662f\u4e00\u79cd\u80fd\u591f\u5c06\u6570\u636e\u63a9\u76d6\u5e76\u4ee5SQL\u683c\u5f0f\u5bfc\u51fa\u7684\u529f\u80fd\u3002<\/p>\n
\u8981\u6267\u884c\u533f\u540d\u8f6c\u50a8\uff0c\u8bf7\u6267\u884canon.dump\u51fd\u6570\u3002\u5982\u679c\u8981\u8f6c\u50a8\u5230\u6587\u4ef6\u4e2d\uff0c\u8bf7\u5728\u547d\u4ee4\u884c\u4e2d\u6267\u884c\u51fd\u6570\uff0c\u5e76\u5c06\u5176\u8f93\u51fa\u91cd\u5b9a\u5411\u3002\u5728\u6b64\u8fc7\u7a0b\u4e2d\uff0c\u4e3a\u4e86\u6291\u5236\u591a\u4f59\u7684\u6d88\u606f\u3001\u5bf9\u9f50\u548c\u9664\u884c\u5916\u7684\u8f93\u51fa\uff0c\u9700\u6307\u5b9a-qAt\u9009\u9879\u3002<\/p>\n
$<\/span> psql -qAt<\/span> -c<\/span> \"SELECT anon.dump()\"<\/span> anondb\r\n(\u7701\u7565)\r\n COPY departments\r\n                              FROM STDIN\r\n                              CSV QUOTE AS '\"'\r\n<\/span>                              DELIMITER ',';<\/span>\r\n1,\u55b6\u696d\u90e8\r\n2,\u6280\u8853\u90e8\r\n\\.\r\n\r\n COPY employees\r\n                              FROM STDIN\r\n                              CSV QUOTE AS '\"'\r\n<\/span>                              DELIMITER ',';<\/span>\r\n1,\u4f50\u85e4,\u592a\u90ce,sa******@ex******.com,300000,1,1987-01-02\r\n2,\u9234\u6728,\u6b21\u90ce,su******@ex******.com,300000,2,1988-03-04\r\n3,\u9ad8\u6a4b,\u4e09\u90ce,ta******@ex******.com,350000,1,1989-05-06\r\n4,\u7530\u4e2d,\u82b1\u5b50,ta******@ex******.com,350000,2,1990-07-08\r\n5,\u4f0a\u85e4,\u96ea\u5b50,it******@ex******.com,400000,1,1991-09-10\r\n6,\u6e21\u8fba,\u6708\u5b50,wa******@ex******.com,400000,2,1992-11-12\r\n\\.\r\n<\/span><\/code><\/pre>\n
\u52a8\u6001\u906e\u7f69<\/h1>\n
\u52a8\u6001\u906e\u853d\u662f\u4e00\u79cd\u52a8\u6001\u5730\u5bf9\u6570\u636e\u8fdb\u884c\u906e\u853d\uff0c\u5e76\u5141\u8bb8\u7528\u6237\u8bbf\u95ee\u7684\u529f\u80fd\u3002\u901a\u8fc7\u5728\u53e6\u4e00\u4e2a\u6a21\u5f0f\u4e0b\u5b9a\u4e49\u4e00\u4e2a\u5177\u6709\u76f8\u540c\u540d\u79f0\u7684\u89c6\u56fe\uff0c\u5e76\u5e94\u7528\u906e\u853d\u51fd\u6570\uff0c\u7136\u540e\u5207\u6362\u6a21\u5f0f\u4ee5\u5141\u8bb8\u7528\u6237\u8bbf\u95ee\uff0c\u4ece\u800c\u5b9e\u73b0\u6b64\u529f\u80fd\u3002<\/p>\n
\u9996\u5148\uff0c\u6267\u884canon.start_dynamic_masking\u51fd\u6570\u4ee5\u542f\u7528\u52a8\u6001\u5c4f\u853d\u3002<\/p>\n
=#<\/span> SELECT anon.start_dynamic_masking()<\/span>;<\/span>\r\n start_dynamic_masking\r\n-----------------------\r\n t\r\n(1 \u884c)\r\n<\/span><\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u521b\u5efa\u4e00\u4e2a\u540d\u4e3amasked_user\u7684\u7528\u6237\uff0c\u8ba9\u4ed6\u53ef\u4ee5\u8bbf\u95ee\u88ab\u8499\u9762\u7684\u6570\u636e\u3002<\/p>\n
=#<\/span> CREATE ROLE masked_user LOGIN;<\/span>\r\nCREATE ROLE\r\n<\/span>=#<\/span> SECURITY LABEL FOR anon ON ROLE masked_user IS 'MASKED'<\/span>;<\/span>\r\nSECURITY LABEL\r\n<\/span>=#<\/span> GRANT SELECT ON ALL TABLES IN SCHEMA mask TO masked_user;<\/span>\r\nGRANT\r\n<\/span>=#<\/span> \\q<\/span>\r\n<\/code><\/pre>\n
\u4f7f\u7528CREATE ROLE\u547d\u4ee4\u521b\u5efa\u5177\u6709LOGIN\u6743\u9650\u7684\u7528\u6237\uff0c\u5e76\u4f7f\u7528SECURITY LABEL\u547d\u4ee4\u8d4b\u4e88\u5176MASKED\u6807\u7b7e\u3002\u5e26\u6709MASKED\u6807\u7b7e\u7684\u7528\u6237\u8bbf\u95ee\u5c06\u81ea\u52a8\u5207\u6362\u5230\u5305\u542b\u88ab\u63a9\u76d6\u8868\u7684\u6a21\u5f0fmask\u3002\u8bbf\u95ee\u6743\u9650\u9700\u8981\u624b\u52a8\u8bbe\u7f6e\u3002\u4f7f\u7528GRANT\u547d\u4ee4\u6388\u4e88mask\u6a21\u5f0f\u4e2d\u6240\u6709\u8868\u7684SELECT\u6743\u9650\u3002<\/p>\n
\u6700\u540e\uff0c\u5c06\u4f5c\u4e3amasked_user\u7528\u6237\u8fde\u63a5\u5230anondb\u6570\u636e\u5e93\uff0c\u5e76\u9a8c\u8bc1\u6570\u636e\u5df2\u88ab\u63a9\u7801\u5904\u7406\u3002<\/p>\n
$ psql -U masked_user anondb\r\n=> SELECT * FROM employees;\r\n id | last_name | first_name |         email         | salary | department_id |   birth\r\n----+-----------+------------+-----------------------+--------+---------------+------------\r\n  1 | \u4f50\u85e4      | \u592a\u90ce       | sa******@ex******.com | 300000 |             1 | 1987-01-02\r\n  2 | \u9234\u6728      | \u6b21\u90ce       | su******@ex******.com | 300000 |             2 | 1988-03-04\r\n  3 | \u9ad8\u6a4b      | \u4e09\u90ce       | ta******@ex******.com | 350000 |             1 | 1989-05-06\r\n  4 | \u7530\u4e2d      | \u82b1\u5b50       | ta******@ex******.com | 350000 |             2 | 1990-07-08\r\n  5 | \u4f0a\u85e4      | \u96ea\u5b50       | it******@ex******.com | 400000 |             1 | 1991-09-10\r\n  6 | \u6e21\u8fba      | \u6708\u5b50       | wa******@ex******.com | 400000 |             2 | 1992-11-12\r\n(6 \u884c)\r\n\r\n=> \\q\r\n<\/code><\/pre>\n
\u56e0\u6b64\uff0c\u7531\u4e8e\u52a8\u6001\u63a9\u7801\u662f\u901a\u8fc7\u5207\u6362\u67b6\u6784\u6765\u5b9e\u73b0\u7684\uff0c\u6240\u4ee5\u53ea\u80fd\u5c06\u63a9\u7801\u76ee\u6807\u67b6\u6784\u9650\u5236\u5728\u4e00\u4e2a\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u662f\u516c\u5171\u67b6\u6784\uff0c\u53ef\u4ee5\u5728anon.start_dynamic_masking\u51fd\u6570\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\u4e2d\u8fdb\u884c\u6307\u5b9a\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u901a\u8fc7\u7b2c\u4e8c\u4e2a\u53c2\u6570\u6765\u6307\u5b9a\u5b58\u50a8\u63a9\u7801\u8868\u7684\u67b6\u6784\u3002<\/p>\n
\n
PostgreSQL Anonymizer \u7684\u4ecb\u7ecd\u5230\u6b64\u4e3a\u6b62\u3002\u867d\u7136\u672c\u6b21\u6ca1\u6709\u4ecb\u7ecd\uff0c\u4f46\u662f\u8fd8\u6709\u5176\u4ed6\u7684\u63a9\u7801\u51fd\u6570\u53ef\u7528\uff0c\u5305\u62ec\u6dfb\u52a0\u566a\u97f3\u3001\u4e71\u5e8f\u3001\u968f\u673a\u5316\u3001\u4f2a\u88c5\u3001\u90e8\u5206\u6df7\u6dc6\u3001\u901a\u7528\u5316\u548ck-\u533f\u540d\u5316\u7b49\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4ec5\u51c6\u5907\u4e86\u82f1\u8bed\u7684\u4f2a\u88c5\u6570\u636e\uff0c\u4f46\u4e5f\u53ef\u4ee5\u4f7f\u7528CSV\u683c\u5f0f\u521b\u5efa\u548c\u52a0\u8f7d\u65e5\u8bed\u7684\u4f2a\u88c5\u6570\u636e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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