grep, egrep, fgrep: \u6587\u672c\u67e5\u627e<\/p>\n\n\n\n
20.1 \u547d\u4ee4<\/p>\n\n\n\n
\u6587\u4ef6\u67e5\u627e\uff1a<\/p>\n\n\n\n
1\u3001locate:<\/p>\n\n\n\n
\u975e\u5b9e\u65f6\uff0c\u6a21\u7cca\u5339\u914d\uff0c\u67e5\u627e\u662f\u6839\u636e\u5168\u7cfb\u7edf\u6587\u4ef6\u6570\u636e\u5e93\u8fdb\u884c\u7684\uff1b<\/p>\n\n\n\n
# updatedb, \u624b\u52a8\u751f\u6210\u6587\u4ef6\u6570\u636e\u5e93<\/p>\n\n\n\n
\u901f\u5ea6\u5feb<\/p>\n\n\n\n
2\u3001find\uff1a<\/p>\n\n\n\n
\u5b9e\u65f6\uff0c\u7cbe\u786e\uff0c\u652f\u6301\u4f17\u591a\u67e5\u627e\u6807\u51c6<\/p>\n\n\n\n
\u904d\u5386\u6307\u5b9a\u76ee\u5f55\u4e2d\u7684\u6240\u6709\u6587\u4ef6\u5b8c\u6210\u67e5\u627e\uff0c\u901f\u5ea6\u6162\uff1b<\/p>\n\n\n\n
find +\u67e5\u627e\u8def\u5f84+\u67e5\u627e\u6807\u51c6+\u67e5\u627e\u5230\u4ee5\u540e\u7684\u5904\u7406\u8fd0\u4f5c<\/p>\n\n\n\n
\u67e5\u627e\u8def\u5f84\uff1a\u53ef\u7701\u7565\u9ed8\u8ba4\u4e3a\u5f53\u524d\u76ee\u5f55<\/p>\n\n\n\n
\u67e5\u627e\u6807\u51c6\uff1a\u9ed8\u8ba4\u4e3a\u6307\u5b9a\u8def\u5f84\u4e0b\u7684\u6240\u6709\u6587\u4ef6<\/p>\n\n\n\n
\u5904\u7406\u8fd0\u4f5c\uff1a\u9ed8\u8ba4\u4e3a\u663e\u793a<\/p>\n\n\n\n
\u5339\u914d\u6807\u51c6\uff1a<\/p>\n\n\n\n
-name ‘FILENAME’\uff1a\u5bf9\u6587\u4ef6\u540d\u4f5c\u7cbe\u786e\u5339\u914d<\/p>\n\n\n\n
\u6587\u4ef6\u540d\u901a\u914d\uff1a<\/p>\n\n\n\n
*\uff1a\u4efb\u610f\u957f\u5ea6\u7684\u4efb\u610f\u5b57\u7b26<\/p>\n\n\n\n
?<\/p>\n\n\n\n
[]<\/p>\n\n\n\n
-iname ‘FILENAME’: \u6587\u4ef6\u540d\u5339\u914d\u65f6\u4e0d\u533a\u5206\u5927\u5c0f\u5199<\/p>\n\n\n\n
-regex PATTERN\uff1a\u57fa\u4e8e\u6b63\u5219\u8868\u8fbe\u5f0f\u8fdb\u884c\u6587\u4ef6\u540d\u5339\u914d<\/p>\n\n\n\n
-user USERNAME: \u6839\u636e\u5c5e\u4e3b\u67e5\u627e<\/p>\n\n\n\n
-group GROUPNAME: \u6839\u636e\u5c5e\u7ec4\u67e5\u627e<\/p>\n\n\n\n
-uid UID: \u6839\u636eUID\u67e5\u627e<\/p>\n\n\n\n
-gid GID: \u6839\u636eGID\u67e5\u627e<\/p>\n\n\n\n
-nouser\uff1a\u67e5\u627e\u6ca1\u6709\u5c5e\u4e3b\u7684\u6587\u4ef6<\/p>\n\n\n\n
-nogroup: \u67e5\u627e\u6ca1\u6709\u5c5e\u7ec4\u7684\u6587\u4ef6<\/p>\n\n\n\n
-type \uff1a\u6839\u636e\u6587\u4ef6\u7c7b\u578b\u6765\u67e5\u627e<\/p>\n\n\n\n
f: \u666e\u901a\u6587\u4ef6<\/p>\n\n\n\n
d\uff1a\u76ee\u5f55<\/p>\n\n\n\n
c\uff1a\u5b57\u7b26\u8bbe\u5907<\/p>\n\n\n\n
b\uff1a\u5757\u8bbe\u5907<\/p>\n\n\n\n
l\uff1a\u94fe\u63a5\u6587\u4ef6\uff0c\u9644\u52a0\u94fe\u63a5<\/p>\n\n\n\n
p\uff1a\u7ba1\u9053\u8bbe\u5907<\/p>\n\n\n\n
s\uff1a\u5957\u63a5\u5b57\u8bbe\u5907<\/p>\n\n\n\n
-size [+|-]\uff1a\u6307\u5b9a\u67e5\u627e\u65f6\u7684\u6587\u4ef6\u5927\u5c0f\uff0c\u4e0d\u8ddf\u5355\u4f4d\u9ed8\u8ba4\u4e3a\u5b57\u8282\uff0c+\u4ee3\u8868\u5927\u4e8e\uff0c-\u4ee3\u8868\u5c0f\u4e8e\uff0c\u6a21\u7cca\u7edf\u8ba1\uff0c\u63a5\u8fd1\u7684\u6570\u503c\u90fd\u4f1a\u88ab\u5339\u914d<\/p>\n\n\n\n
#k\uff1a\u8868\u793akb<\/p>\n\n\n\n
#M\uff1a\u8868\u793aM<\/p>\n\n\n\n
#G\uff1a\u8868\u793aG<\/p>\n\n\n\n
20.2 \u7ec4\u5408\u6761\u4ef6\uff1a<\/p>\n\n\n\n
-a\uff1a\u4e0e<\/p>\n\n\n\n
-o\uff1a\u6216<\/p>\n\n\n\n
-not \uff1a\u975e<\/p>\n\n\n\n
\/tmp\u76ee\u5f55\uff0c\u4e0d\u662f\u76ee\u5f55\uff0c\u5e76\u4e14\u8fd8\u4e0d\u80fd\u5957\u63a5\u5b57\u7c7b\u578b\u7684\u6587\u4ef6<\/p>\n\n\n\n
\/tmp\/test\u76ee\u5f55\u4e0b\uff0c\u5c5e\u4e3b\u4e0d\u662fuser1\uff0c\u4e5f\u4e0d\u662fuser2\u7684\u6587\u4ef6\uff1b<\/p>\n\n\n\n
find .\/ -not \\( -user user1 -o -user user2 \\)<\/p>\n\n\n\n
find .\/ -not -user user1 -a -not -user user2<\/p>\n\n\n\n
-mtime\uff1a\u6839\u636e\u4fee\u6539\u65f6\u95f4\u8fdb\u884c\u67e5\u627e\uff08\u9ed8\u8ba4\u4e3a\u5929\uff09<\/p>\n\n\n\n
-ctime\uff1a\u6539\u53d8\u65f6\u95f4<\/p>\n\n\n\n
-atime\uff1a\u8bbf\u95ee\u65f6\u95f4<\/p>\n\n\n\n
[+|-]#\uff1a(+)\u81f3\u5c11\uff0c\uff08-\uff09\u81f3\u591a<\/p>\n\n\n\n
-mmin:\u6839\u636e\u4fee\u6539\u5206\u949f\u8fdb\u884c\u67e5\u627e<\/p>\n\n\n\n
-cmin\uff1a\u6539\u53d8\u5206\u949f<\/p>\n\n\n\n
-amin\uff1a\u8bbf\u95ee\u5206\u949f<\/p>\n\n\n\n
[+|-]#\uff1a(+)\u81f3\u5c11\uff0c\uff08-\uff09\u81f3\u591a<\/p>\n\n\n\n
-perm MODE\uff1a\u7cbe\u786e\u5339\u914d\u6587\u4ef6\u6743\u9650<\/p>\n\n\n\n
\/MODE: \u4efb\u610f\u4e00\u4f4d\u5339\u914d\u5373\u6ee1\u8db3\u6761\u4ef6<\/p>\n\n\n\n
-MODE: \u6587\u4ef6\u6743\u9650\u80fd\u5b8c\u5168\u5305\u542b\u6b64MODE\u65f6\u624d\u7b26\u5408\u6761\u4ef6<\/p>\n\n\n\n
-644<\/p>\n\n\n\n
644: rw-r–r–<\/p>\n\n\n\n
755: rwxr-xr-x<\/p>\n\n\n\n
750: rwxr-x—<\/p>\n\n\n\n
find .\/ -perm -001\u67e5\u627e\u5176\u4ed6\u7528\u6237\u6709\u6267\u884c\u6743\u9650\u7684\u6587\u4ef6<\/p>\n\n\n\n
20.3 \u8fd0\u4f5c\uff1a<\/p>\n\n\n\n
-print: \u663e\u793a\uff08\u4e3a\u9ed8\u8ba4\uff09<\/p>\n\n\n\n
-ls\uff1a\u7c7b\u4f3cls -l\u7684\u5f62\u5f0f\u663e\u793a\u6bcf\u4e00\u4e2a\u6587\u4ef6\u7684\u8be6\u7ec6<\/p>\n\n\n\n
-ok COMMAND {} \\; \u6bcf\u4e00\u6b21\u64cd\u4f5c\u90fd\u9700\u8981\u7528\u6237\u786e\u8ba4\uff08{}\u8868\u793a\u5f15\u7528\u539f\u5148\u6587\u4ef6\u7684\u6587\u4ef6\u540d\uff09<\/p>\n\n\n\n
-exec COMMAND {} \\;\u64cd\u4f5c\u4e0d\u9700\u8981\u7528\u6237\u786e\u8ba4<\/p>\n\n\n\n
xargs\u547d\u4ee4\u6bd4-exec\u66f4\u5f3a\u5927\uff0c\u66f4\u590d\u6742<\/p>\n\n\n\n
\u7ec3\u4e60<\/p>\n\n\n\n
1\u3001\u67e5\u627e\/var\u76ee\u5f55\u4e0b\u5c5e\u4e3b\u4e3aroot\u5e76\u4e14\u5c5e\u7ec4\u4e3amail\u7684\u6240\u6709\u6587\u4ef6\uff1b<\/p>\n\n\n\n
find \/var -user root -group mail<\/p>\n\n\n\n
2\u3001\u67e5\u627e\/usr\u76ee\u5f55\u4e0b\u4e0d\u5c5e\u4e8eroot,bin,\u6216student\u7684\u6587\u4ef6\uff1b<\/p>\n\n\n\n
find \/usr -not -user root -a -not -user bin -a -not -user student<\/p>\n\n\n\n
find \/usr -not \\( -user root -o -user bin -o -user student \\)<\/p>\n\n\n\n
3\u3001\u67e5\u627e\/etc\u76ee\u5f55\u4e0b\u6700\u8fd1\u4e00\u5468\u5185\u5185\u5bb9\u4fee\u6539\u8fc7\u4e14\u4e0d\u5c5e\u4e8eroot\u53castudent\u7528\u6237\u7684\u6587\u4ef6\uff1b<\/p>\n\n\n\n
find \/etc -mtime -7 -not \\ ( -user root -o -user student \\)<\/p>\n\n\n\n
find \/etc -mtime -7 -not -user root -a -not -user student<\/p>\n\n\n\n
4\u3001\u67e5\u627e\u5f53\u524d\u7cfb\u7edf\u4e0a\u6ca1\u6709\u5c5e\u4e3b\u6216\u5c5e\u7ec4\u4e14\u6700\u8fd11\u5929\u5185\u66fe\u88ab\u8bbf\u95ee\u8fc7\u7684\u6587\u4ef6\uff0c\u5e76\u5c06\u5176\u5c5e\u4e3b\u5c5e\u7ec4\u5747\u4fee\u6539\u4e3aroot\uff1b<\/p>\n\n\n\n
find \/ \\( -nouser -o -nogroup \\) -a -atime -1 -exec chown root:root {} \\;<\/p>\n\n\n\n
5\u3001\u67e5\u627e\/etc\u76ee\u5f55\u4e0b\u5927\u4e8e1M\u7684\u6587\u4ef6\uff0c\u5e76\u5c06\u5176\u6587\u4ef6\u540d\u5199\u5165\/tmp\/etc.largefiles\u6587\u4ef6\u4e2d\uff1b<\/p>\n\n\n\n
find \/etc -size +1M >> \/tmp\/etc.largefiles<\/p>\n\n\n\n
6\u3001\u67e5\u627e\/etc\u76ee\u5f55\u4e0b\u6240\u6709\u7528\u6237\u90fd\u6ca1\u6709\u5199\u6743\u9650\u7684\u6587\u4ef6\uff0c\u663e\u793a\u51fa\u5176\u8be6\u7ec6\u4fe1\u606f\uff1b<\/p>\n\n\n\n
find \/etc -not -perm \/222 -ls <\/p>\n","protected":false},"excerpt":{"rendered":"
grep, egrep, fgrep: \u6587\u672c\u67e5\u627e 20.1 \u547d\u4ee4 \u6587\u4ef6\u67e5\u627e\uff1a 1\u3001locate: \u975e\u5b9e\u65f6\uff0c\u6a21\u7cca […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-501","post","type-post","status-publish","format-standard","hentry","category-linux"],"aioseo_notices":[],"views":189,"_links":{"self":[{"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=\/wp\/v2\/posts\/501","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=501"}],"version-history":[{"count":1,"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=\/wp\/v2\/posts\/501\/revisions"}],"predecessor-version":[{"id":502,"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=\/wp\/v2\/posts\/501\/revisions\/502"}],"wp:attachment":[{"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=501"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oceansource.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}