{"id":42192,"date":"2023-01-31T07:44:14","date_gmt":"2023-12-12T04:37:19","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/"},"modified":"2024-04-29T12:21:39","modified_gmt":"2024-04-29T04:21:39","slug":"%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Heroku\u5f00\u53d1\u7684WAL-E\uff0c\u901a\u8fc7AWS\u5907\u4efdPostgreSQL"},"content":{"rendered":"<p>\u8fd9\u6b21\u9009\u62e9\u4e86Ubuntu\u4f5c\u4e3aEC2\u5b9e\u4f8b\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002<br \/>\n\u56e0\u4e3aAmazon Linux\u7684CentOS\u7cfb\u5217\u9ed8\u8ba4\u5b89\u88c5\u7684\u7248\u672c\u90fd\u662f\u65e7\u7684\u5f88\u9ebb\u70e6\u3002\u4f46\u662f\u5982\u679c\u5c06apt-get\u6539\u4e3ayum\u7684\u8bdd\u5e94\u8be5\u5927\u81f4\u80fd\u591f\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<p>wal-e\u662fHeroku\u4e3a\u4e86\u5728AWS\u4e0a\u5bf9PostgreSQL\u8fdb\u884c\u5907\u4efd\u800c\u5f00\u53d1\u7684Python\u811a\u672c\u3002\u5b83\u53ef\u4ee5\u5c06\u8fd0\u884c\u5728EC2\u4e0a\u7684PostgreSQL\u6570\u636e\u4fdd\u5b58\u5230S3\u4e0a\u3002<\/p>\n<p>\u7531\u4e8e\u65e0\u6cd5\u4f7f\u7528scp\u7b49\u65b9\u5f0f\u76f4\u63a5\u5c06\u6570\u636e\u53d1\u9001\u5230S3\uff0c\u8fd9\u4e2a\u811a\u672c\u89e3\u51b3\u4e86\u8fd9\u4e2a\u95ee\u9898\u3002\u4e0e\u4f7f\u7528s3cmd\u7b49\u5de5\u5177\u7b80\u5355\u5907\u4efd\u4e0d\u540c\uff0c\u5b83\u5c06\u6570\u636e\u538b\u7f29\u5e76\u53d1\u9001\u3002\u8fd8\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u547d\u4ee4\u67e5\u770b\u73b0\u6709\u7684\u5907\u4efd\u5217\u8868\uff0c\u8fd9\u90e8\u5206\u4e5f\u5f88\u4e0d\u9519\u3002<\/p>\n<p>\u867d\u7136\u6ca1\u6709\u4ed4\u7ec6\u8c03\u67e5\u8fc7\uff0c\u4f46\u7531\u4e8eHeroku\u5728AWS\u4e0a\u8fd0\u884cPostgreSQL\u7684\u7ecf\u9a8c\u53ef\u80fd\u662f\u6700\u4e30\u5bcc\u7684\uff0c\u6240\u4ee5\u8fd9\u9879\u670d\u52a1\u4f3c\u4e4e\u5f88\u4e0d\u9519\uff08\u7b11\uff09\u3002<\/p>\n<h2>\u74e6\u529b\u7684\u5b89\u88c5<\/h2>\n<p>\u60f3\u5b89\u88c5\u6700\u65b0\u7248\u672c\u7684\u4eba\u53ef\u4ee5\u4ecegit\u7684\u6e90\u4ee3\u7801\u5b89\u88c5\u3002<\/p>\n<pre class=\"post-pre\"><code>git clone https:\/\/github.com\/wal-e\/wal-e.git\r\ncd wal-e\r\nsudo python setup.py install\r\n<\/code><\/pre>\n<p>\u5982\u679c\u4f60\u4e0d\u4ecb\u610f\u4e00\u4e9b\u8001\u65e7\u6280\u672f\u7684\u8bdd\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u505a\uff08pip\u7528\u6237\u8bf7\u4f7f\u7528pip\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo apt-get install python-setuptools\r\nsudo apt-get install python-dev libevent-dev\r\nsudo easy_install wal-e\r\n<\/code><\/pre>\n<p>\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u6211\u4e5f\u7528apt-get\u5b89\u88c5\u4e86PostgreSQL\u3002\u7136\u540e\u6211\u5f97\u5230\u4e86\u7248\u672c9.1.8\u3002\u5982\u679c\u60f3\u4f7f\u7528\u6700\u65b0\u76849.2\u7248\u672c\uff0c\u4f60\u9700\u8981\u81ea\u5df1\u53bb\u505a\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo apt-get install postgresql\r\n$ psql --version\r\npsql (PostgreSQL) 9.1.8\r\n<\/code><\/pre>\n<h2>\u4f7f\u7528\u8bbe\u7f6e\u7684wal-e<\/h2>\n<p>\u76f4\u63a5\u6309\u7167 https:\/\/github.com\/wal-e\/wal-e \u4e0a\u7684\u8bbe\u5b9a\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo su -\r\numask u=rwx,g=rx,o=\r\nmkdir -p \/etc\/wal-e.d\/env\r\necho XXXXXXXXX &gt; \/etc\/wal-e.d\/env\/AWS_ACCESS_KEY_ID\r\necho xxxxxxxxxxxxxxxxxxxxx &gt; \/etc\/wal-e.d\/env\/AWS_SECRET_ACCESS_KEY\r\necho 's3:\/\/your-bucket-name\/backups' &gt; \/etc\/wal-e.d\/env\/WALE_S3_PREFIX\r\nchown -R root:postgres \/etc\/wal-e.d\r\n<\/code><\/pre>\n<p>\u8fd9\u91cc\u7684your-bucket-name\u5e94\u8be5\u5728s3\u7684US Standard\u4e0a\u521b\u5efa\u3002(wal-e\u76ee\u524d\u53ea\u80fd\u5728us-east\u8fd0\u884c\u3002\u5c3d\u7ba1\u95ee\u9898\u5df2\u7ecf\u88ab\u53d1\u73b0\uff0c\u4f46\u4e5f\u8bb8\u5f88\u5feb\u5c31\u80fd\u89e3\u51b3\u3002)<br \/>\n\u6839\u636e\u4ee5\u4e0b\u7684\u535a\u5ba2\uff0c\u4e3a\u4e86\u9632\u6b62\u6076\u610f\u6570\u636e\u5220\u9664\uff0c\u542f\u7528\u7248\u672c\u63a7\u5236\u4f3c\u4e4e\u662f\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002<br \/>\nhttp:\/\/blog.opbeat.com\/2013\/01\/07\/postgresql-backup-to-s3-part-one\/<\/p>\n<h2>\u7528Wal-e\u8fdb\u884c\u5907\u4efd<\/h2>\n<p>\u9996\u5148\u5b89\u88c5\u6240\u9700\u7684\u73af\u5883\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo apt-get install daemontools pv lzop mbuffer\r\n<\/code><\/pre>\n<p>\u4e3a\u4e86\u4f7f\u7528WAL-E\u8bb0\u5f55\u65e5\u5fd7\uff0c\u9700\u8981\u5c06wal_level\u8bbe\u7f6e\u4e3a\u81f3\u5c11archive\u7ea7\u522b\u3002<br \/>\nwal_level\u5171\u6709\u4e09\u4e2a\u9009\u9879\uff0c\u5206\u522b\u662f\u9ed8\u8ba4\u7684minimal\u3001archive\u548chot_standby\u3002<br \/>\n\u53ef\u4ee5\u901a\u8fc7\u67e5\u770bhttp:\/\/www.postgresql.jp\/document\/9.1\/html\/runtime-config-wal.html\u83b7\u5f97\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n<p>\u8fd9\u6b21\u6211\u4eec\u8981\u5728archive\u4e0a\u8fdb\u884c\uff0c\u4f46\u662f\u5982\u679c\u8981\u4f7f\u7528hot_standby\uff0c<br \/>\n\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u8fd9\u7bc7\u6587\u7ae0\uff1ahttp:\/\/blog.gomiso.com\/2012\/02\/13\/adventures-in-scaling-part-3-postgresql-streaming-replication\/\uff0c\u770b\u8d77\u6765\u5f88\u4e0d\u9519\u3002<\/p>\n<pre class=\"post-pre\"><code>#------------------------------------------------------------------------------\r\n# WRITE AHEAD LOG\r\n#------------------------------------------------------------------------------\r\n\r\nwal_level = archive # hot_standby in 9.0 is also acceptable\r\narchive_mode = on\r\narchive_command = '\/usr\/bin\/envdir \/etc\/wal-e.d\/env \/usr\/local\/bin\/wal-e wal-push %p'\r\narchive_timeout = 300\r\n<\/code><\/pre>\n<p>\u8bbe\u5b9a\u597d\u540e\uff0c\u91cd\u65b0\u542f\u52a8\uff01<\/p>\n<pre class=\"post-pre\"><code>sudo \/etc\/init.d\/postgresql restart\r\n<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u6211\u5c06archive_timeout\u8bbe\u7f6e\u4e3a\u7a0d\u5927\u76845\u5206\u949f\u95f4\u9694\u3002\u5982\u679c\u786e\u5b9e\u4e0d\u60f3\u4e22\u5931\u6570\u636e\uff0c\u5e94\u8be5\u4f7f\u7528hot_standby\u6a21\u5f0f\uff0c\u5e76\u4e14\u6211\u8ba4\u4e3a\u4ee51\u5206\u949f\u7684archive-mode\u592a\u77ed\uff0c\u4e0d\u4f1a\u7ed9\u6027\u80fd\u5e26\u6765\u592a\u591a\u597d\u5904\u3002\u66f4\u8be6\u7ec6\u7684\u4fe1\u606f\u8bf7\u53c2\u8003PostgreSQL\u7684\u6587\u6863\u3002<\/p>\n<p>\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1\uff0c\u5728archive_command\u91cc\u53ef\u4ee5\u8003\u8651\u4f7f\u7528envdir\u6216\u8005wal-e\u547d\u4ee4\u7684\u5b8c\u6574\u8def\u5f84\u3002\u6211\u5728\u8fd0\u884c\u8fd9\u4e2a\u547d\u4ee4\u65f6\uff0c\u6ca1\u6709\u6ce8\u610f\u5230\/usr\/local\/bin\u4e0d\u5728PATH\u4e2d\uff0c\u56e0\u6b64\u9047\u5230\u4e86\u5f88\u591a\u9ebb\u70e6\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0carchive_command\u4e2d\u7684%p\u8868\u793a\u5b58\u50a8\u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84\u3002<br \/>\n\u53c2\u8003\u94fe\u63a5\uff1ahttp:\/\/www.postgresql.jp\/document\/9.1\/html\/runtime-config-wal.html#GUC-ARCHIVE-COMMAND<\/p>\n<p>\u8ba9\u6211\u4eec\u786e\u8ba4\u4e00\u4e0b\u4f7f\u7528\u7684wal-push\u914d\u7f6e\u5728archive_command\u7684\u6b63\u786e\u8fd0\u884c\u3002(0000000100000000000000B4\u7684\u90e8\u5206\u662f\u6839\u636e\u5404\u81ea\u73af\u5883\u9009\u62e9\u5728ls \/var\/lib\/postgresql\/9.1\/main\/pg_xlog\u7ed3\u679c\u4e2d\u7684\u4e00\u4e2a\u3002)<\/p>\n<pre class=\"post-pre\"><code>sudo su - postgres\r\nenvdir \/etc\/wal-e.d\/env wal-e wal-push \/var\/lib\/postgresql\/9.1\/main\/pg_xlog\/0000000100000000000000B4\r\n<\/code><\/pre>\n<p>\u5982\u679c\u4e8b\u60c5\u4f3c\u4e4e\u8fdb\u5c55\u987a\u5229\uff0c\u53ef\u4ee5\u8bd5\u7740\u8fdb\u884c\u5907\u4efd\u63a8\u8fdb\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo su - postgres\r\nenvdir \/etc\/wal-e.d\/env wal-e backup-push \/var\/lib\/postgresql\/9.1\/main\/\r\nenvdir \/etc\/wal-e.d\/env wal-e backup-list  # \u3061\u3083\u3093\u3068\u3068\u308c\u305f\u304b\u78ba\u8a8d\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c\/var\/lib\/postgresql\/9.1\/main\/\u6307\u7684\u662f\u5b58\u653ePostgreSQL\u6570\u636e\u7684\u76ee\u5f55\u3002\u5e94\u8be5\u5728postgresql.conf\u6587\u4ef6\u4e2d\u6709\u4ee5\u4e0b\u7c7b\u4f3c\u7684\u63cf\u8ff0\u3002<\/p>\n<pre class=\"post-pre\"><code>data_directory = '\/var\/lib\/postgresql\/9.1\/main' \r\n<\/code><\/pre>\n<p>\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u6211\u4eec\u5df2\u7ecf\u5c06\u6b64\u91cd\u65b0\u8bbe\u7f6e\u5728\u6dfb\u52a0\u4e86EBS\u7684\u670d\u52a1\u5668\u4e0a\u3002<\/p>\n<h2>\u5c06\u5907\u4efd\u4efb\u52a1\u6ce8\u518c\u5230cron\u4e2d<\/h2>\n<pre class=\"post-pre\"><code>sudo su - postgres\r\ncrontab -e\r\n<\/code><\/pre>\n<p>\u8bf7\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u8f93\u5165\u3002<\/p>\n<pre class=\"post-pre\"><code>0 4 * * * \/usr\/bin\/envdir \/etc\/wal-e.d\/env \/usr\/local\/bin\/wal-e backup-push \/var\/lib\/postgresql\/9.1\/main\/\r\n<\/code><\/pre>\n<p>\u6bcf\u5929\u65e9\u4e0a4\u70b9\u4f1a\u8fdb\u884c\u5907\u4efd\u3002(\u8bf7\u786e\u8ba4\u6267\u884c date \u547d\u4ee4\u65f6\u65f6\u533a\u8bbe\u7f6e\u4e3aJST)<\/p>\n<p>\u8981\u5c06\u65f6\u533a\u8bbe\u4e3aJST\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u8fdb\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo mv \/etc\/localtime \/etc\/localtime.default\r\nsudo ln -s \/usr\/share\/zoneinfo\/Asia\/Tokyo \/etc\/localtime\r\n<\/code><\/pre>\n<h2>\u4ece\u5907\u4efd\u4e2d\u6062\u590d<\/h2>\n<p>\u4ece\u5907\u4efd\u4e2d\u6062\u590d\u53ef\u4ee5\u53c2\u8003\u8fd9\u4e2a\u94fe\u63a5\uff1ahttps:\/\/gist.github.com\/ruckus\/2293434\u3002<\/p>\n<p>\u6682\u65f6\u4e3a\u4e86\u6062\u590d\u5b9e\u9a8c\u800c\u5f3a\u884c\u7ec8\u6b62\u4e86postgres\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo pkill -9 postgres\r\n<\/code><\/pre>\n<p>\u8981\u8fdb\u884c\u6062\u590d\uff0c\u9700\u8981\u4ece\u8fd9\u91cc\u5f00\u59cb\u3002<\/p>\n<pre class=\"post-pre\"><code>sudo su - postgres\r\ncp \/usr\/share\/postgresql\/9.1\/recovery.conf.sample \/var\/lib\/postgresql\/9.1\/main\/recovery.conf\r\nemacs \/var\/lib\/postgresql\/9.1\/main\/recovery.conf\r\n<\/code><\/pre>\n<p>\u5c06wal-fetch\u8bbe\u7f6e\u4e3arestore_command\u3002<\/p>\n<pre class=\"post-pre\"><code>restore_command  = '\/usr\/bin\/envdir \/etc\/wal-e.d\/env \/usr\/local\/bin\/wal-e wal-fetch %f %p'\r\n<\/code><\/pre>\n<p>\u5f53\u4f7f\u7528sudo \/etc\/init.d\/postgresql start\u6216pg_ctl start\u6765\u91cd\u65b0\u542f\u52a8PostgreSQL\u65f6\uff0c\u51e0\u4e4e\u5168\u90e8\u7684WAL\u65e5\u5fd7\u90fd\u4f1a\u88ab\u8fd8\u539f\uff0c\u670d\u52a1\u5c06\u91cd\u65b0\u542f\u52a8\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u6570\u636e\u5e93\u6062\u590d\u5b8c\u6210\u540e\uff0crecovery.conf\u5c06\u66f4\u540d\u4e3arecovery.done\u3002<\/p>\n<h3>\u5982\u679c\u6570\u636e\u672c\u8eab\u4e22\u5931\u4e86\u7684\u8bdd<\/h3>\n<p>\u5047\u8bbe\u786c\u76d8\u574f\u6389\u4e86\u4e14\u6570\u636e\u4e5f\u88ab\u5220\u9664\u3002<\/p>\n<pre class=\"post-pre\"><code>rm -rf\u3000\/var\/lib\/postgresql\/9.1\/main\/\r\n<\/code><\/pre>\n<p>\u505a\u3002\u8fd9\u662f\u3002<\/p>\n<pre class=\"post-pre\"><code>umask u=rwx,g=,o=\r\nenvdir \/etc\/wal-e.d\/env wal-e backup-fetch \/var\/lib\/postgresql\/9.1\/main\/ LATEST\r\n<\/code><\/pre>\n<p>\u5728\u4ece\u8fdb\u884c\u4e86\u5907\u4efd\u63a8\u9001\u7684\u6570\u636e\u4e2d\u6062\u590d\u57fa\u672c\u914d\u7f6e\u4e4b\u540e\uff0c\u6309\u7167\u4e4b\u524d\u7684\u6b65\u9aa4\u521b\u5efarecovery.conf\u5e76\u91cd\u65b0\u542f\u52a8postgresql\uff0c\u7136\u540e\u53ef\u4ee5\u6062\u590d\u5230\u88abwal_push\u5e76\u4fdd\u5b58\u5728S3\u5b58\u6863\u4e2d\u7684\u90e8\u5206\u3002<\/p>\n<h2>\u6e05\u7406\u4e0d\u9700\u8981\u7684\u5b58\u6863\u65e5\u5fd7\u548c\u68c0\u67e5\u70b9\u3002<\/h2>\n<p>\u8fc7\u53bb\u7684\u5907\u4efd\u63a8\u9001\u6570\u636e\u548c\u901a\u8fc7wal-push\u53d1\u9001\u7684\u5f52\u6863\u65e5\u5fd7\u4e0d\u65ad\u79ef\u7d2f\u3002\u8003\u8651\u5230\u8fd9\u662fS3\uff0c\u4e5f\u8bb8\u53ef\u4ee5\u91c7\u53d6\u4e0d\u5220\u9664\u8fd9\u4e9b\u6587\u4ef6\u7684\u7b56\u7565\uff0c\u4f46\u5728\u6062\u590d\u6570\u636e\u5e93\u65f6\uff0c\u53ef\u4ee5\u5220\u9664\u6389\u4e0d\u9700\u8981\u7684\u6bd4\u6700\u8fd1\u7684\u5907\u4efd\u63a8\u9001\u66f4\u65e9\u7684\u6587\u4ef6\u3002<\/p>\n<p>\u53ea\u9700\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u5373\u53ef\u5b8c\u6210\u6b64\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>envdir \/etc\/wal-e.d\/env wal-e backup-list | tail -n1 | cut -f1 | xargs envdir \/etc\/wal-e.d\/env wal-e delete --confirm before\r\n<\/code><\/pre>\n<p>\u5982\u679c\u60f3\u8981\u66f4\u8c28\u614e\u4e00\u4e9b\uff0c\u4f8b\u5982\u60f3\u8981\u4fdd\u5b58\u5230\u5012\u6570\u7b2c\u4e09\u4e2a\uff0c\u53ef\u4ee5\u5c06tail -n1\u6539\u4e3atail -n3 | head -n1\u3002<\/p>\n<h2>\u8ff7\u4e0a\u4e86\u7684\u4eae\u70b9 le de<\/h2>\n<p>\u5f53\u8bbe\u7f6e\u65f6\uff0c\u5fc5\u987b\u5c06\u201cwal-e\u201d\u5199\u4e3a\u201c\/usr\/local\/bin\/wal-e\u201d\uff0c\u8fd9\u662f\u56e0\u4e3a\u6709\u4e9b\u4eba\u53ef\u80fd\u4f1a\u6839\u636e\u9519\u8bef\u4fe1\u606f\u8fdb\u884c\u641c\u7d22\u800c\u627e\u5230\u5b83\u3002<\/p>\n<pre class=\"post-pre\"><code>NOTICE:  pg_stop_backup cleanup done, waiting for required WAL segments to be archived\r\nWARNING:  pg_stop_backup still waiting for all required WAL segments to be archived (60 seconds elapsed)\r\nHINT:  Check that your archive_command is executing properly.  pg_stop_backup can be canceled safely, but the database backup will not be usable without all the WAL segments.\r\nWARNING:  pg_stop_backup still waiting for all required WAL segments to be archived (120 seconds elapsed)\r\nHINT:  Check that your archive_command is executing properly.  pg_stop_backup can be canceled safely, but the database backup will not be usable without all the WAL segments.\r\n<\/code><\/pre>\n<p>\u7ecf\u8fc7\u8c03\u67e5\uff0c\u6211\u53d1\u73b0\u65e0\u8bba\u6211\u67e5\u627e\u591a\u5c11\u8d44\u6599\uff0c\u90fd\u6ca1\u6709\u627e\u5230\u5173\u4e8e\u78c1\u76d8\u5bb9\u91cf\u4e0d\u8db3\u6216\u6743\u9650\u8bbe\u7f6e\u9519\u8bef\u7684\u4fe1\u606f\uff0c\u540c\u65f6\u4e5f\u65e0\u6cd5\u627e\u5230\u9002\u7528\u7684\u89e3\u51b3\u65b9\u6cd5\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u9700\u8981\u8fd0\u884carchive_command\u3002<\/p>\n<pre class=\"post-pre\"><code>archive_command = 'date &gt;&gt; test.txt &amp;&amp; echo %p &gt;&gt; test.txt &amp;&amp; envdir \/etc\/wal-e.d\/env wal-e wal-push %p || echo $? &gt;&gt; test.txt'\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u68c0\u67e5\/var\/lib\/postgresql\/9.1\/main\/test.txt\uff0c\u53d1\u73b0\u5f53\u51fa\u73b0\u9519\u8bef\u65f6\uff0c\u9000\u51fa\u7801\u4e3a111\u3002\u68c0\u67e5daemontools\u7684envdir\u9879\uff0c\u53d1\u73b0envdir\u4f1a\u4ee5\u9519\u8bef\u4ee3\u7801111\u7ed3\u675f\uff0c\u4ece\u800c\u786e\u5b9a\u4e86\u95ee\u9898\u7684\u539f\u56e0\u3002<\/p>\n<p>\u5b9e\u9645\u4e0a\u4f3c\u4e4e\u51fa\u73b0\u4e86\u4ee5\u4e0b\u8fd9\u4e9b\u9519\u8bef\u3002<\/p>\n<pre class=\"post-pre\"><code>envdir: fatal: unable to run wal-e: file does not exist\r\n<\/code><\/pre>\n<p>\u8fd9\u6837\u7684\u8bdd\uff0c<\/p>\n<pre class=\"post-pre\"><code>envdir \/etc\/wal-e.d\/env wal-e wal-push %p\r\n<\/code><\/pre>\n<p>Apologies, but I am an AI language model and I am unable to understand your request. Could you please provide more context or clarify the sentence you would like me to paraphrase in Chinese?<\/p>\n<pre class=\"post-pre\"><code>envdir \/etc\/wal-e.d\/env \/usr\/local\/bin\/wal-e wal-push %p\r\n<\/code><\/pre>\n<p>\u6362\u6210\u53e6\u4e00\u79cd\u4f1a\u66f4\u597d\u3002<\/p>\n<p>\u6211\u89c9\u5f97\u53ea\u6709\u5728\u52a0\u8f7d\u4e86sh\u65f6\uff0c\u7c7b\u4f3c\u4e8ebashrc\u7684\u6587\u4ef6\u624d\u80fd\u8fd0\u884c\uff0c\u6240\u4ee5\u5373\u4f7f\u5728\u672c\u5730\u8fd0\u884c\u4e5f\u53ef\u4ee5\uff0c\u4f46\u662f\u5f53postgres\u8fd0\u884c\u65f6\u5374\u4e0d\u80fd\u8fd0\u884c\u3002\u6211\u610f\u8bc6\u5230\u8fd9\u662f\u5f53\u7136\u7684\u4e8b\u60c5\u4e86&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u6b21\u9009\u62e9\u4e86Ubuntu\u4f5c\u4e3aEC2\u5b9e\u4f8b\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002 \u56e0\u4e3aAmazon Linux\u7684CentOS\u7cfb\u5217\u9ed8\u8ba4\u5b89\u88c5\u7684\u7248\u672c [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-42192","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) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528Heroku\u5f00\u53d1\u7684WAL-E\uff0c\u901a\u8fc7AWS\u5907\u4efdPostgreSQL - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528heroku\u5f00\u53d1\u7684wal-e\uff0c\u901a\u8fc7aws\u5907\u4efdpostgresql\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528Heroku\u5f00\u53d1\u7684WAL-E\uff0c\u901a\u8fc7AWS\u5907\u4efdPostgreSQL\" \/>\n<meta property=\"og:description\" content=\"\u8fd9\u6b21\u9009\u62e9\u4e86Ubuntu\u4f5c\u4e3aEC2\u5b9e\u4f8b\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002 \u56e0\u4e3aAmazon Linux\u7684CentOS\u7cfb\u5217\u9ed8\u8ba4\u5b89\u88c5\u7684\u7248\u672c [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528heroku\u5f00\u53d1\u7684wal-e\uff0c\u901a\u8fc7aws\u5907\u4efdpostgresql\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-12-12T04:37:19+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T04:21:39+00:00\" \/>\n<meta name=\"author\" content=\"\u6e05, \u626c\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6e05, \u626c\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/\",\"name\":\"\u4f7f\u7528Heroku\u5f00\u53d1\u7684WAL-E\uff0c\u901a\u8fc7AWS\u5907\u4efdPostgreSQL - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-12-12T04:37:19+00:00\",\"dateModified\":\"2024-04-29T04:21:39+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/cb5556d2501da73d864cac945e8d9461\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/zh\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u4f7f\u7528Heroku\u5f00\u53d1\u7684WAL-E\uff0c\u901a\u8fc7AWS\u5907\u4efdPostgreSQL\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/cb5556d2501da73d864cac945e8d9461\",\"name\":\"\u6e05, \u626c\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/32a4239de8ff29adace466261d309424a1e5fe9f7e3036bf89fe03f2e3dbe717?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/32a4239de8ff29adace466261d309424a1e5fe9f7e3036bf89fe03f2e3dbe717?s=96&d=mm&r=g\",\"caption\":\"\u6e05, \u626c\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/qingyang\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\u4f7f\u7528Heroku\u5f00\u53d1\u7684WAL-E\uff0c\u901a\u8fc7AWS\u5907\u4efdPostgreSQL - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528heroku\u5f00\u53d1\u7684wal-e\uff0c\u901a\u8fc7aws\u5907\u4efdpostgresql\u3002\/","og_locale":"zh_CN","og_type":"article","og_title":"\u4f7f\u7528Heroku\u5f00\u53d1\u7684WAL-E\uff0c\u901a\u8fc7AWS\u5907\u4efdPostgreSQL","og_description":"\u8fd9\u6b21\u9009\u62e9\u4e86Ubuntu\u4f5c\u4e3aEC2\u5b9e\u4f8b\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002 \u56e0\u4e3aAmazon Linux\u7684CentOS\u7cfb\u5217\u9ed8\u8ba4\u5b89\u88c5\u7684\u7248\u672c [&hellip;]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528heroku\u5f00\u53d1\u7684wal-e\uff0c\u901a\u8fc7aws\u5907\u4efdpostgresql\u3002\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-12-12T04:37:19+00:00","article_modified_time":"2024-04-29T04:21:39+00:00","author":"\u6e05, \u626c","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u6e05, \u626c","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"3 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/","name":"\u4f7f\u7528Heroku\u5f00\u53d1\u7684WAL-E\uff0c\u901a\u8fc7AWS\u5907\u4efdPostgreSQL - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-12-12T04:37:19+00:00","dateModified":"2024-04-29T04:21:39+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/cb5556d2501da73d864cac945e8d9461"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/zh\/blog\/"},{"@type":"ListItem","position":2,"name":"\u4f7f\u7528Heroku\u5f00\u53d1\u7684WAL-E\uff0c\u901a\u8fc7AWS\u5907\u4efdPostgreSQL"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/cb5556d2501da73d864cac945e8d9461","name":"\u6e05, \u626c","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/32a4239de8ff29adace466261d309424a1e5fe9f7e3036bf89fe03f2e3dbe717?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/32a4239de8ff29adace466261d309424a1e5fe9f7e3036bf89fe03f2e3dbe717?s=96&d=mm&r=g","caption":"\u6e05, \u626c"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/qingyang\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8heroku%e5%bc%80%e5%8f%91%e7%9a%84wal-e%ef%bc%8c%e9%80%9a%e8%bf%87aws%e5%a4%87%e4%bb%bdpostgresql%e3%80%82\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/42192","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=42192"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/42192\/revisions"}],"predecessor-version":[{"id":85246,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/42192\/revisions\/85246"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=42192"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=42192"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=42192"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}