{"id":33432,"date":"2023-11-02T20:00:37","date_gmt":"2023-12-09T09:37:22","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8fargate%e4%b8%8a%e5%b0%9d%e8%af%95%e5%85%b1%e4%ba%abpid%e5%91%bd%e5%90%8d%e7%a9%ba%e9%97%b4%e3%80%82\/"},"modified":"2024-05-04T07:12:08","modified_gmt":"2024-05-03T23:12:08","slug":"%e5%9c%a8fargate%e4%b8%8a%e5%b0%9d%e8%af%95%e5%85%b1%e4%ba%abpid%e5%91%bd%e5%90%8d%e7%a9%ba%e9%97%b4%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8fargate%e4%b8%8a%e5%b0%9d%e8%af%95%e5%85%b1%e4%ba%abpid%e5%91%bd%e5%90%8d%e7%a9%ba%e9%97%b4%e3%80%82\/","title":{"rendered":"\u5728Fargate\u4e0a\u5c1d\u8bd5\u5171\u4eabPID\u547d\u540d\u7a7a\u95f4"},"content":{"rendered":"<p>\u5ba3\u5e03\u4e86\u5728ECS on Fargate\u4e2d\u65b0\u589e\u7684Linux\u63a7\u5236\u529f\u80fd\uff0c\u73b0\u5728\u53ef\u4ee5\u5171\u4eabPID\uff08\u8fdb\u7a0bID\uff09\u547d\u540d\u7a7a\u95f4\u3002\u6211\u7acb\u523b\u8fdb\u884c\u4e86\u5c1d\u8bd5\u3002\u4e4b\u524d\u5728Fargate\u4e2d\u4fdd\u62a4\u96be\u4ee5\u5b9e\u73b0\u7684\u8fd0\u884c\u65f6\u4fdd\u62a4\u73b0\u5728\u53ef\u80fd\u4f1a\u5f97\u5230\u8fdb\u5c55\uff0c\u4f46\u53cd\u8fc7\u6765\uff0c\u4e00\u4e9b\u4ee5\u524d\u88ab\u9694\u79bb\u7684\u5185\u5bb9\u53ef\u80fd\u4f1a\u88ab\u7a81\u7834\uff0c\u6240\u4ee5\u6211\u4e5f\u786e\u8ba4\u4e86\u76f8\u5173\u7684\u98ce\u9669\u3002<\/p>\n<h1>\u603b\u7ed3<\/h1>\n<p>\u5f53\u60a8\u5728Fargate\u4e0a\u8bbe\u7f6ePID\u547d\u540d\u7a7a\u95f4\u5171\u4eab\uff08pidMode = task\uff09\uff0c<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u4ed6\u30b3\u30f3\u30c6\u30ca\u30d7\u30ed\u30bb\u30b9\u306e\u76e3\u8996\/\u5e72\u6e09\u304c\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>\u3044\u307e\u307e\u3067\u51fa\u6765\u306a\u304b\u3063\u305f\u76e3\u8996\u30b3\u30f3\u30c6\u30ca\u8ffd\u52a0\u3067\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u4fdd\u8b77\u304c\u53ef\u80fd\u306b\u306a\u3063\u305f<\/p>\n<p>\u9006\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u30ea\u30b9\u30af\u3082\u4e0a\u308b<\/p>\n<p>Fargate\u30b3\u30f3\u30c6\u30ca\u306eroot\u30e6\u30fc\u30b6\u3067\u51fa\u6765\u308b\u4fb5\u5bb3\u304c\u5927\u5e45\u306b\u5e83\u304c\u308b<\/p>\n<p>\u53ef\u80fd\u306a\u9650\u308a\u4e00\u822c\u30e6\u30fc\u30b6(non-root)\u3067\u30b3\u30f3\u30c6\u30ca\u5b9f\u884c<\/p>\n<p>root\u3067\u52d5\u304b\u3059\u5834\u5408\u3082\u3001\u76e3\u8996\u30b3\u30f3\u30c6\u30ca\u4ee5\u5916\u306b\u306fSYS_PTRACE\u306f\u7d76\u5bfe\u306b\u4ed8\u4e0e\u3057\u3066\u306f\u3044\u3051\u306a\u3044<\/p>\n<p>\u4ed6\u30b3\u30f3\u30c6\u30ca\u3078\u306e\u30a2\u30af\u30bb\u30b9\u53ef\u5426<\/p>\n<div>\n<div class=\"post-table\">\nroot+SYS_PTRACEroot\u4e00\u822c\u30e6\u30fc\u30b6\u4f8b\u30d7\u30ed\u30bb\u30b9\u78ba\u8a8d\u25ef\u25ef\u25efps\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30bb\u30b9KILL\u25ef\u25ef\u2613kill {pid}\u30d5\u30a1\u30a4\u30eb\u306b\u30a2\u30af\u30bb\u30b9\u25ef\u25ef\u2613\/proc\/{pid}\/root \u3067\u30a2\u30af\u30bb\u30b9\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u76e3\u8996\u25ef\u2613\u2613\u30d7\u30ed\u30bb\u30b9\u8d77\u52d5\u3001\u30d5\u30a1\u30a4\u30ebI\/O \u30bd\u30b1\u30c3\u30c8\u7b49\u306e\u76e3\u8996\u74b0\u5883\u5909\u6570(\u30af\u30ec\u30c7\u30f3\u30b7\u30e3\u30eb)\u306b<br \/>\n\u30a2\u30af\u30bb\u30b9\u25b3\u203b\u2613(?)\u2613\u203bproc\/{pid}\/environ \u304b\u3089\u306f\u898b\u3048\u306a\u3044\u304c\u3001\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u7d4c\u7531\u3067\u9732\u51fa\u306e\u53ef\u80fd\u6027\u3042\u308a\u901a\u4fe1\u306e\u76e3\u8996\u25ef\u203b\u2613(?)\u2613\u203btcpdump\u306f\u51fa\u6765\u306a\u3044\u304c\u3001\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u306e\u5f15\u6570\u3068\u3057\u3066\u898b\u3048\u308b<\/div>\n<\/div>\n<h1>PID\u547d\u540d\u7a7a\u95f4\u5171\u4eab\u7684\u542b\u4e49\u662f<\/h1>\n<p>\u5728Linux\u4e2d\uff0c\u8fdb\u7a0bID\uff08PID\uff09\u901a\u5e38\u4ece1\u5f00\u59cb\uff0c\u6bcf\u6b21\u542f\u52a8\u4e00\u4e2a\u8fdb\u7a0b\uff0c\u90fd\u4f1a\u81ea\u52a8\u5206\u914d\u4e00\u4e2a\u552f\u4e00\u7684ID\u3002\u8fd9\u5c31\u662fPID\uff08\u8fdb\u7a0bID\uff09\u7684\u547d\u540d\u7a7a\u95f4\u3002<br \/>\n\u7136\u800c\uff0c\u5728\u5bb9\u5668\u4e2d\uff0c\u6bcf\u4e2a\u5bb9\u5668\u62e5\u6709\u5355\u72ec\u7684PID\u7f16\u53f7\uff0c\u4ece\u5bb9\u5668\u5185\u90e8\u6765\u770b\uff0c\u8fdb\u7a0b\u4ee5PID=1\u542f\u52a8\u3002\u5f53\u6709\u5b50\u8fdb\u7a0b\u65f6\uff0c\u5b83\u4eec\u5c06\u5728\u4e0e\u4e3b\u673a\u4e0d\u540c\u7684\u547d\u540d\u7a7a\u95f4\u4e2d\u5206\u914d\u7f16\u53f7\uff0c\u4f8b\u59822\u30013\u7b49\u7b49\u3002\u8fd9\u5c31\u662fPID\u547d\u540d\u7a7a\u95f4\u7684\u5206\u79bb\u3002<br \/>\n\u867d\u7136\u8fd9\u79cd\u9694\u79bb\u5bf9\u4e8e\u5bb9\u5668\u4e4b\u95f4\u7684\u9694\u79bb\u975e\u5e38\u6709\u7528\uff0c\u4f46\u53cd\u8fc7\u6765\uff0c\u5982\u679c\u5e0c\u671b\u5e72\u6270\u5176\u4ed6\u5bb9\u5668\uff0c\u8fd9\u6837\u7684\u9694\u79bb\u5c31\u4f1a\u6210\u4e3a\u969c\u788d\u3002<br \/>\nECS\u901a\u8fc7\u5171\u4eab\u547d\u540d\u7a7a\u95f4\uff0c\u7279\u610f\u6253\u7834\u4e86\u8fd9\u4e00\u70b9\uff0c\u5728\u4efb\u52a1\u4e2d\u914d\u7f6e\u4e86\u76f8\u540c\u7684PID\u547d\u540d\u7a7a\u95f4\u3002<br \/>\n\uff08\u5728\u5e38\u89c4\u7684Docker\u4e2d\u5df2\u7ecf\u53ef\u4ee5\u5b9e\u73b0\uff0c\u5728Fargate\u4e2d\u4e0d\u80fd\u5b9e\u73b0\uff09<\/p>\n<h1>PID\u547d\u540d\u7a7a\u95f4\u7684\u5171\u4eab\u6709\u4ec0\u4e48\u597d\u5904\uff1f<\/h1>\n<p>\u5e0c\u671b\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u5b9e\u65bd\u8fd0\u884c\u65f6\u4fdd\u62a4\uff0c\u4ee5\u76d1\u89c6\u548c\u963b\u65ad\u8fd0\u884c\u8fdb\u7a0b\u662f\u5426\u53d7\u5230\u4fb5\u5bb3\u6216\u8005\u91c7\u53d6\u4e86\u53ef\u7591\u884c\u4e3a\uff08\u4f8b\u5982\u8bbf\u95ee\u65e0\u5173\u6587\u4ef6\u3001\u542f\u52a8\u5b50\u8fdb\u7a0b\u7b49\uff09\u3002\u867d\u7136\u5728\u6b63\u5e38\u7684Linux\u73af\u5883\u4e0b\u53ef\u4ee5\u4f7f\u7528AppArmor\u3001SELinux\u3001eBPF\u7b49\u624b\u6bb5\uff0c\u4f46\u5728Fargate\u73af\u5883\u4e2d\u65e0\u6cd5\u4f7f\u7528\u8fd9\u4e9b\u65b9\u6cd5\u3002\u552f\u4e00\u53ef\u884c\u7684\u65b9\u6848\u662f\u901a\u8fc7ptrace\u6765\u76d1\u89c6\u7cfb\u7edf\u8c03\u7528\uff0c\u4f46\u7531\u4e8ePID\u547d\u540d\u7a7a\u95f4\u4ec5\u9650\u4e8e\u540c\u4e00\u8fdb\u7a0b\u95f4\u4f7f\u7528\uff0c\u56e0\u6b64\u53ea\u80fd\u91c7\u7528\u5c06\u76d1\u89c6\u8fdb\u7a0b\u53d8\u6210\u539f\u59cb\u8fdb\u7a0b\uff08\u5982nginx\u7b49\uff09\u7684\u7236\u8fdb\u7a0b\u7684\u4e0d\u5207\u5b9e\u9645\u7684\u5e94\u7528\u65b9\u6cd5\u3002<\/p>\n<p>\u901a\u8fc7\u65b0\u6dfb\u52a0\u7684PID\u547d\u540d\u7a7a\u95f4\u5171\u4eab\u529f\u80fd\uff0c\u73b0\u5728\u53ef\u4ee5\u770b\u5230\u5176\u4ed6\u5bb9\u5668\u7684\u8fdb\u7a0b\uff0c\u56e0\u6b64\u53ef\u4ee5\u6267\u884c\u7c7b\u4f3c\u4e8e\u201c\u5c06\u76d1\u89c6\u5bb9\u5668\u6dfb\u52a0\u5230\u4efb\u52a1\u4ee5\u8fdb\u884c\u8fd0\u884c\u65f6\u4fdd\u62a4\u201d\u8fd9\u6837\u7684\u65b9\u6cd5\u3002<\/p>\n<h1>\u8003\u8bd5\u73af\u5883<\/h1>\n<p>\u6211\u5728github\u7684fargate-pid-ns-share-sample\u9879\u76ee\u4e2d\u653e\u7f6e\u4e86\u4e00\u4e2a\u793a\u4f8b\u3002\u8fd9\u662f\u5c06\u5e38\u89c1\u7684Web\uff08nginx\uff09\u3001App\uff08php-fpm\uff09\u548c\u76d1\u63a7\u5bb9\u5668\uff08alpine\uff09\u76843\u4e2a\u5bb9\u5668\u653e\u5165\u4e00\u4e2a\u4efb\u52a1\u4e2d\uff0c\u5e76\u5728\u4efb\u52a1\u5b9a\u4e49\u4e2d\u8bbe\u7f6e\u4e86&#8221;pidMode&#8221;: &#8220;task&#8221;\u7684\u5b9e\u4f8b\u3002\u6b64\u5916\uff0c\u76d1\u63a7\u5bb9\u5668\uff08alpine\uff09\u8fd8\u6dfb\u52a0\u4e86SYS_PTRACE\u80fd\u529b\u3002<\/p>\n<h1>\u8003\u8bd5\u6210\u7ee9 (sh\u00ec j\u00ec)<\/h1>\n<p>\u6240\u6709\u4ee5\u4e0b\u8fd9\u4e00\u5207\u7531alpine\u5bb9\u5668\u7684root\u7528\u6237\u64cd\u4f5c\u3002<br \/>\n\u5bf9\u4e8e\u7cfb\u7edf\u8c03\u7528\u76d1\u89c6\uff0c\u53ef\u4ee5\u901a\u8fc7\u4efb\u52a1\u5b9a\u4e49\u6dfb\u52a0SYS_PTRACE\u6743\u9650\uff0c\u5176\u4ed6\u60c5\u51b5\u53ea\u8981\u662froot\u7528\u6237\u5c31\u53ef\u64cd\u4f5c\u3002<\/p>\n<h2>\u786e\u8ba4PID\u547d\u540d\u7a7a\u95f4\u7684\u5171\u4eab\u72b6\u6001\u3002<\/h2>\n<p>\u6211\u80fd\u591f\u786e\u8ba4\u5b9e\u9645\u4e0a\u80fd\u591f\u5171\u4eab\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u6bcf\u4e2a\u4e3b\u8981\u8fdb\u7a0b\u7684PID\u90fd\u4f1a\u53d8\u4e3a1\uff0c\u4f46\u662f\u8fd9\u91cc\u7684PID\u503c\u5374\u662f7\u300119\u548c54\uff0c\u800c\u4e0d\u662f1\u3002<\/p>\n<pre class=\"post-pre\"><code>$ ps axuw\r\nPID   USER     TIME  COMMAND\r\n    1 root      0:00 \/pause\r\n    7 root      0:00 php-fpm: master process (\/usr\/local\/etc\/php-fpm.conf)\r\n   19 101       0:00 nginx: master process nginx -g daemon off;\r\n   25 82        0:00 php-fpm: pool www\r\n   26 82        0:00 php-fpm: pool www\r\n   52 101       0:00 nginx: worker process\r\n   53 101       0:00 nginx: worker process\r\n   54 root      0:00 sleep infinity\r\n  123 root      0:00 sh  \u2190\u3053\u308c\u304c\u4eca\u64cd\u4f5c\u3057\u3066\u308b\u30d7\u30ed\u30bb\u30b9(@alpine\u30b3\u30f3\u30c6\u30ca)\r\n  124 root      0:00 ps axuw\r\n\u203bSSM\u306e\u884c\u306f\u7701\u7565\r\n<\/code><\/pre>\n<h3>\u76d1\u89c6\u4ed6\u5bb9\u5668\u7684\u7cfb\u7edf\u8c03\u7528<\/h3>\n<p>\u6211\u5728alpine\u5bb9\u5668\u4e2d\u4f7f\u7528strace\u5de5\u5177\u9644\u52a0\u5230php-fpm\u5bb9\u5668\u8fdb\u7a0b\uff0c\u786e\u8ba4\u53ef\u4ee5\u8ddf\u8e2a\u7cfb\u7edf\u8c03\u7528\u3002<\/p>\n<h4>\u4ed6\u6b63\u5728\u76d1\u89c6\u8fdb\u7a0b\u542f\u52a8\u3002<\/h4>\n<p>\u6211\u5728PHP\u4e2d\u6267\u884c\u4e86shell_exec\uff08&#8217;cat \/etc\/passwd&#8217;\uff09\u3002\u6211\u6e05\u695a\u5730\u770b\u5230\u4e86clone()\u2192execve()\u7684\u8fc7\u7a0b\u3002<\/p>\n<pre class=\"post-pre\"><code>#pid 25 = php-fpm\u30ef\u30fc\u30ab\u30fc\u30d7\u30ed\u30bb\u30b9\u306b\u30a2\u30bf\u30c3\u30c1\r\n$ strace -f -p 25 -e execve,clone\r\nstrace: Process 25 attached\r\n...\r\nclone(child_stack=0x7fff85c11268, flags=CLONE_VM|CLONE_VFORK|SIGCHLDstrace: Process 222 attached\r\n &lt;unfinished ...&gt;\r\n[pid   222] execve(\"\/bin\/sh\", [\"sh\", \"-c\", \"cat '\/etc\/passwd'\"], 0x7f41081f45d0 \/* 24 vars *\/ &lt;unfinished ...&gt;\r\n[pid    25] &lt;... clone resumed&gt;)        = 222\r\n[pid   222] &lt;... execve resumed&gt;)       = 0\r\n[pid   222] execve(\"\/bin\/cat\", [\"cat\", \"\/etc\/passwd\"], 0x7f940d2031d0 \/* 24 vars *\/) = 0\r\n<\/code><\/pre>\n<h4>\u6587\u4ef6\u8bbf\u95ee\u76d1\u63a7<\/h4>\n<p>\u8bbf\u95ee\u4e0d\u5b58\u5728\u7684\u6587\u4ef6 hogehoge.php \u7684\u793a\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code>$ strace -p 25 -e trace=%file\r\nstrace: Process 25 attached\r\n...\r\nlstat(\"\/var\/www\/html\/hogehoge.php\", 0x7fff85c11520) = -1 ENOENT (No such file or directory)\r\nstat(\"\/var\/www\/html\", {st_mode=S_IFDIR|S_ISVTX|0777, st_size=4096, ...}) = 0\r\nstat(\"\/var\/www\", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0\r\nstat(\"\/var\", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0\r\nstat(\"\", 0x7fff85c13740)                = -1 ENOENT (No such file or directory)\r\n<\/code><\/pre>\n<h2>\u6740\u6b7b\u4ed6\u7684\u5bb9\u5668\u8fdb\u7a0b<\/h2>\n<p>\u786e\u8ba4\u53ef\u4ee5\u4ecealpine\u73af\u5883\u4e2d\u6740\u6b7bnginx\u548cphp\u7684\u5b50\u8fdb\u7a0b\u3002<br \/>\n\u5f53\u7136\uff0c\u5982\u679c\u6740\u6b7b\u5fc5\u9700\u5bb9\u5668\u7684\u4e3b\u8fdb\u7a0b\uff0c\u5c06\u5bfc\u81f4\u4efb\u52a1\u7ec8\u6b62\u3002<\/p>\n<pre class=\"post-pre\"><code>$ ps axuw\r\nPID   USER     TIME  COMMAND\r\n...\r\n    7 root      0:00 php-fpm: master process (\/usr\/local\/etc\/php-fpm.conf)\r\n   19 101       0:00 nginx: master process nginx -g daemon off;\r\n   25 82        0:00 php-fpm: pool www\r\n   26 82        0:00 php-fpm: pool www  \u2190\u3053\u308c\u3092Kill\r\n   52 101       0:00 nginx: worker process\r\n   53 101       0:00 nginx: worker process  \u2190\u3053\u308c\u3092Kill\r\n...\r\n\r\n$ kill 26 #php-fpm\u5b50\u30d7\u30ed\u30bb\u30b9\u3092KILL\r\n$ kill 53 #nginx\u5b50\u30d7\u30ed\u30bb\u30b9\u3092KILL\r\n\r\n$ ps auxw\r\nPID   USER     TIME  COMMAND\r\n    7 root      0:00 php-fpm: master process (\/usr\/local\/etc\/php-fpm.conf)\r\n   19 101       0:00 nginx: master process nginx -g daemon off;\r\n   25 82        0:00 php-fpm: pool www\r\n   52 101       0:00 nginx: worker process\r\n  125 82        0:00 php-fpm: pool www  \u2190\u30ef\u30fc\u30ab\u30fc\u304c\u518d\u751f\u6210\u3055\u308c\u305f\r\n  126 101       0:00 nginx: worker process  \u2190\u30ef\u30fc\u30ab\u30fc\u304c\u518d\u751f\u6210\u3055\u308c\u305f\r\n<\/code><\/pre>\n<h1>\u8bbf\u95ee\u4ed6\u7684\u5bb9\u5668\u6587\u4ef6<\/h1>\n<p>\u901a\u8fc7\/proc\/{pid}\/root\u8def\u5f84\uff0c\u53ef\u4ee5\u76f4\u63a5\u8fdb\u884c\u64cd\u4f5c\uff0c\u5305\u62ec\u5199\u5165\u3002<\/p>\n<pre class=\"post-pre\"><code>#pid 7 = php-fpm\u306e\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\r\n$ ls \/proc\/7\/root\/var\/www\/html\/\r\ntest.php\r\n\r\n$ echo '&lt;?php echo \"test2\";' &gt; \/proc\/7\/root\/var\/www\/html\/test2.php\r\n$ cat \/proc\/7\/root\/var\/www\/html\/test2.php\r\n&lt;?php echo \"test2\";\r\n<\/code><\/pre>\n<h1>\u4ed6\u8bbf\u95ee\u5bb9\u5668\u7684\u73af\u5883\u53d8\u91cf<\/h1>\n<p>\u666e\u901a\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u901a\u8fc7\/proc\/{pid}\/environ\u6765\u67e5\u770b\u542f\u52a8\u65f6\u7684\u73af\u5883\u53d8\u91cf\u3002\u4f46\u662f\uff0c\u7531\u4e8ebug\u6216\u8005\u8bbe\u8ba1\u95ee\u9898\uff0c\u5728\u4e0e\u5176\u4ed6\u5bb9\u5668\u7684\u8fdb\u7a0b\u4ea4\u4e92\u65f6\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\u3002\u65e0\u6cd5\u6210\u529f\u4f7f\u7528gdb\uff0c\u5e76\u4e14\u4e5f\u60f3\u4e0d\u5230\u597d\u7684\u65b9\u6cd5\u3002\u4e0d\u8fc7\uff0c\u5b9e\u9645\u4e0a\u5728\u4f7f\u7528\u51ed\u8bc1\u8fdb\u884c\u5916\u90e8\u901a\u4fe1\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u7cfb\u7edf\u8c03\u7528\u8bfb\u53d6\u76f8\u5e94\u7684\u4fe1\u606f\u3002\u7531\u4e8e\u6cc4\u9732\u5176\u4ed6\u5bb9\u5668\u7684\u51ed\u8bc1\u4f1a\u9020\u6210\u4e25\u91cd\u7684\u5b89\u5168\u98ce\u9669\uff0c\u6240\u4ee5\u9664\u4e86\u76d1\u63a7\u5bb9\u5668\u4e4b\u5916\uff0c\u5176\u4ed6\u5bb9\u5668\u90fd\u5e94\u4ee5\u666e\u901a\u7528\u6237\u8eab\u4efd\u8fd0\u884c\uff0c\u5e76\u4e14\u81f3\u5c11\u4e0d\u8981\u8d4b\u4e88SYS_PTRACE\u6743\u9650\uff0c\u8fd9\u6837\u624d\u80fd\u786e\u4fdd\u5b89\u5168\u8fd0\u7ef4\u3002<\/p>\n<p>\u5728environ\u4e0b\uff0c\u4f1a\u663e\u793a\u51fa\u4ee4\u4eba\u56f0\u60d1\u7684\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code>$ cat \/proc\/7\/environ\r\n master process (\/usr\/local\/etc\/php-fpm.conf)\r\n<\/code><\/pre>\n<h1>\u4f7f\u7528tcpdump\u6765\u76d1\u89c6\u4ed6\u7684\u5bb9\u5668\u8fdb\u7a0b<\/h1>\n<p>\u5c3d\u7ba1\u6211\u5c1d\u8bd5\u4e86\u4e00\u4e0b\uff0c\u4f46\u662ftcpdump\u4f3c\u4e4e\u4e0d\u884c\u3002\u7531\u4e8e\u7f51\u7edc\u547d\u540d\u7a7a\u95f4\u662f\u5206\u79bb\u7684\uff0c\u6240\u4ee5\u5f53\u7136\u65e0\u6cd5\u4f7f\u7528\u3002<br \/>\n\u7136\u800c\uff0c\u53ea\u8981\u7cfb\u7edf\u8c03\u7528\u53ef\u89c1\uff0c\u901a\u4fe1\u5185\u5bb9\u4e5f\u662f\u53ef\u89c1\u7684\uff0c\u5b58\u5728\u98ce\u9669\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5ba3\u5e03\u4e86\u5728ECS on Fargate\u4e2d\u65b0\u589e\u7684Linux\u63a7\u5236\u529f\u80fd\uff0c\u73b0\u5728\u53ef\u4ee5\u5171\u4eabPID\uff08\u8fdb\u7a0bID\uff09\u547d\u540d\u7a7a\u95f4\u3002\u6211\u7acb\u523b [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-33432","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>\u5728Fargate\u4e0a\u5c1d\u8bd5\u5171\u4eabPID\u547d\u540d\u7a7a\u95f4 - 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\/\u5728fargate\u4e0a\u5c1d\u8bd5\u5171\u4eabpid\u547d\u540d\u7a7a\u95f4\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5728Fargate\u4e0a\u5c1d\u8bd5\u5171\u4eabPID\u547d\u540d\u7a7a\u95f4\" \/>\n<meta property=\"og:description\" content=\"\u5ba3\u5e03\u4e86\u5728ECS on Fargate\u4e2d\u65b0\u589e\u7684Linux\u63a7\u5236\u529f\u80fd\uff0c\u73b0\u5728\u53ef\u4ee5\u5171\u4eabPID\uff08\u8fdb\u7a0bID\uff09\u547d\u540d\u7a7a\u95f4\u3002\u6211\u7acb\u523b [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5728fargate\u4e0a\u5c1d\u8bd5\u5171\u4eabpid\u547d\u540d\u7a7a\u95f4\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-12-09T09:37:22+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-03T23:12:08+00:00\" \/>\n<meta name=\"author\" content=\"\u6e05, \u5b87\" \/>\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, \u5b87\" 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