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testgroup \u2013s \/bin\/csh testuser<br \/>\npasswd testuser<br \/>\n3\uff09\u3001\u67e5\u770b\u7528\u6237\u7528\/tec\/passwd \u6587\u4ef6<br \/>\n\u67e5\u770b\u7528\u6237\u5bc6\u7801\u7528\/etc\/shadow\u6587\u4ef6<br \/>\n\u67e5\u770b\u7ec4\u4fe1\u606f\u7528\/etc\/group\u6587\u4ef6<\/p>\n<p>\u51fa\u9898\u8bf4\u660e\uff1a\u8003\u5bdf\u5b66\u5458\u5bf9\u7528\u6237\u548c\u7ec4\u7ba1\u7406\u547d\u4ee4\u7684\u638c\u63e1\u60c5\u51b5\u3002<\/p>\n<p>5\u3001\u5728Linux9.0\u4e2dShell\u63d0\u4f9b\u53d8\u91cf\u6765\u8bbe\u7f6e\u73af\u5883\u53c2\u6570\u548c\u4fdd\u5b58shell\u4fe1\u606f\u3002\u53d8\u91cf\u6839\u636e\u4e0d\u540c\u7684\u4f5c\u7528\u53ef\u4ee5\u5206\u4e3a\u54ea\u56db\u79cd\uff1f\u53d8\u91cf\u8bbe\u7f6e\u65f6\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u6761\u4ef6\u7ed9\u53d8\u91cf\u8d4b\u4e0d\u540c\u7684\u503c\uff0c\u8bf7\u8bf4\u660e\u5982\u4e0b\u516c\u5f0f\uff1a\u53d8\u91cf=${\u53c2\u6570\u53d8\u91cf:=woed}\u8868\u793a\u7684\u610f\u601d\u5e76\u4e3e\u4f8b\u8bf4\u660e\u3002\u8bf7\u8bf4\u51fa\u5982\u4e0b\u53d8\u91cf\u4ee3\u8868\u7684\u610f\u4e49\uff1a$#, $! , $0 ?<br \/>\n\u7b54\u6848\uff1a<br \/>\n1\uff09\u3001\u56db\u79cd\u53d8\u91cf\u5206\u522b\u4e3a\uff1a\u672c\u5730\u53d8\u91cf\u3001\u73af\u5883\u53d8\u91cf\u3001\u4f4d\u7f6e\u53c2\u6570\u53d8\u91cf\u548c\u9884\u5b9a\u4e49\u53d8\u91cf\u3002<br \/>\n2\uff09\u3001\u53d8\u91cf=${\u53c2\u6570\u53d8\u91cf:=woed}\u8868\u793a\u5982\u679c\u8bbe\u7f6e\u4e86\u53c2\u6570\u53d8\u91cf\uff0c\u5219\u7528\u53c2\u6570\u53d8\u91cf\u7684\u503c\u7f6e\u6362\u53d8\u91cf\u7684\u503c\uff0c\u5426\u5219\u628a\u53d8\u91cf\u8bbe\u7f6e\u6210word\uff0c\u7136\u540e\u518d\u7528word\u66ff\u6362\u53c2\u6570\u7684\u503c\u3002\u5982B=${C:=word}\u4e2d\uff0c\u5982\u679c\u8bbe\u7f6e\u4e86C=good, word=bad\u65f6\uff0c\u5219B=good; \u5982\u679cC\u6ca1\u6709\u8bbe\u7f6e\uff0cword=bad,\u5219B=bad,\u540c\u65f6\u628aB\u4e5f\u8bbe\u6210bad\u3002<br \/>\n3\uff09\u3001$# \u8868\u793a\u4f20\u9012\u5230\u811a\u672c\u7684\u53c2\u6570\u7684\u6570\u91cf<br \/>\n$! \u8868\u793a\u540e\u53f0\u8fd0\u884c\u7684\u6700\u540e\u4e00\u4e2a\u8fdb\u7a0b\u53f7<br \/>\n$0 \u8868\u793a\u5f53\u524d\u6267\u884c\u7684\u8fdb\u7a0b\u540d<br \/>\n\u51fa\u9898\u8bf4\u660e\uff1a\u8003\u5bdf\u5b66\u5458\u5bf9\u7528\u6237\u548c\u7ec4\u7ba1\u7406\u547d\u4ee4\u7684\u638c\u63e1\u60c5\u51b5\u3002<\/p>\n<p>6\u3001 \u5728Linux\u7cfb\u7edf\u4e2d\u6709\u91cd\u5b9a\u5411\u548c\u7ba1\u9053\u7684\u529f\u80fd\uff0c\u4ed6\u4eec\u90fd\u80fd\u628a\u524d\u9762\u7684\u8f93\u51fa\u4f5c\u4e3a\u540e\u9762\u7684\u8f93\u5165\uff0c\u4ed6\u4eec\u7684\u533a\u522b\u662f\u4ec0\u4e48\uff1f\u8bf7\u8bf4\u51fa\u5982\u4e0b\u4e24\u4e2a\u547d\u4ee4\u7684\u610f\u601d\uff1a<br \/>\nwc <\/etc\/passwd >output.wc 2>error.wc<br \/>\nls \u2013al ,\/ | wc > ls.wc<br \/>\n\u7b54\u6848\uff1a<br \/>\n1\uff09\u3001\u91cd\u5b9a\u5411\u662f\u628a\u524d\u9762\u8fd0\u884c\u547d\u4ee4\u7684\u7ed3\u679c\u8f93\u5165\u5230\u540e\u9762\u7684\u6587\u4ef6\u4e2d\uff1b\u800c\u7ba1\u9053\u529f\u80fd\u662f\u628a\u524d\u9762\u547d\u4ee4\u8fd0\u884c\u7684\u7ed3\u679c\u4f5c\u4e3a\u540e\u9762\u547d\u4ee4\u7684\u8f93\u5165\u3002\u4e3b\u8981\u533a\u522b\u5728\u4e8e>\u540e\u662f\u4e00\u4e2a\u6587\u4ef6\u540d\uff0c\u800c | \u540e\u662f\u4e00\u4e2a\u547d\u4ee4\u3002<br \/>\n2\uff09wc <\/etc\/passwd >output.wc 2>error.wc \u8868\u793a\u628a\/etc\/passwd\u6587\u4ef6\u4f5c\u4e3awc\u7684\u8f93\u5165\uff0c\u7edf\u8ba1\u51fapasswd\u6587\u4ef6\u7684\u884c\u6570\u3001\u5355\u8bcd\u6570\u548c\u5b57\u7b26\u6570\uff0c\u5e76\u8f93\u51fa\u5230\u6587\u4ef6output.wc\u4e2d\uff0c\u9519\u8bef\u8bb0\u5f55\u8f93\u51fa\u5230 error.wc\u4e2d\u3002<br \/>\n3\uff09\u3001ls \u2013al .\/ | wc > ls.wc\u8868\u793a\u628a.\/\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u5217\u51fa\u6765\uff0c\u7531wc\u7edf\u8ba1\u51fa\u884c\u6570\u3001\u5355\u8bcd\u6570\u548c\u5b57\u7b26\u6570\uff0c\u5e76\u8bb0\u5f55\u5230\u6587\u4ef6ls.wc\u4e2d\u3002<br \/>\n\u51fa\u9898\u8bf4\u660e\uff1a\u8003\u5bdf\u5b66\u5458\u5bf9\u7528\u6237\u548c\u7ec4\u7ba1\u7406\u547d\u4ee4\u7684\u638c\u63e1\u60c5\u51b5\u3002<\/p>\n<p>7\u3001 \u5728Red Hat Linux \u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u5b89\u88c5\u4e2d\u53ef\u4ee5\u5206\u4e3a\u54ea\u4e24\u79cd\u5b89\u88c5\u65b9\u5f0f\uff1f\u5b83\u4eec\u7684\u7279\u70b9\u5404\u662f\u4ec0\u4e48\uff1f\u8bf7\u5199\u51fa\u7528RPM\u5305\u7ba1\u7406\u7a0b\u5e8f\u5b89\u88c5\u3001\u67e5\u8be2\u3001\u5378\u8f7d\u3001\u5347\u7ea7\u548c\u6821\u9a8c\u65f6\u7684\u547d\u4ee4\uff1f\u7f16\u8bd1\u5b89\u88c5\u65f6\u7684\u5b89\u88c5\u6b65\u9aa4\u662f\u4ec0\u4e48\uff1f<br \/>\n\u7b54\u6848\uff1a<br \/>\n1\uff09\u3001\u5728Red Hat Linux \u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u5b89\u88c5\u4e2d\u53ef\u4ee5\u5206\u4e3aRPM\u5305\u7ba1\u7406\u7a0b\u5e8f\u5b89\u88c5\u548c\u5e94\u7528\u7a0b\u5e8f\u6e90\u4ee3\u7801\u5b89\u88c5\u4e24\u79cd\u65b9\u5f0f\u3002RPM\u5305\u7ba1\u7406\u7cfb\u7edf\u63d0\u4f9b\u4e86\u65b9\u4fbf\u7684\u751f\u6210\u8f6f\u4ef6\u5305\u3001\u5b89\u88c5\u3001\u67e5\u8be2\u3001\u5378\u8f7d\u3001\u6821\u9a8c\u8f6f\u4ef6\u5305\u7684\u64cd\u4f5c\u624b\u6bb5\uff1b\u800c\u6e90\u4ee3\u7801\u7684\u7f16\u8bd1\u5b89\u88c5\u80fd\u591f\u63d0\u4f9b\u7075\u6d3b\u7684\u7cfb\u7edf\u5b9a\u5236\u529f\u80fd\uff0c\u53ef\u4ee5\u4f7f\u5e94\u7528\u7a0b\u5e8f\u66f4\u52a0\u8d34\u8fd1\u7528\u6237\u8981\u6c42\u7684\u5f62\u5f0f\u5efa\u7acb\u3002<br \/>\n2\uff09\u3001\u5b89\u88c5\uff1arpm \u2013ivh file<br \/>\n\u5176\u4e2d\uff1ai \u8868\u793a\u5b89\u88c5\uff0c v \u8868\u793a\u663e\u793a\u9644\u52a0\u4fe1\u606f\uff0c h\u8868\u793a\u663e\u793a\u8fdb\u5ea6<br \/>\n\u67e5\u8be2\uff1arpm \u2013q file<br \/>\n\u5378\u8f7d\uff1arpm \u2013e fiel<br \/>\n\u5347\u7ea7\uff1arpm \u2013U file<br \/>\n\u6821\u9a8c\uff1arpm \u2013V file<br \/>\n3\uff09\u3001\u5728\u6e90\u4ee3\u7801\u5b89\u88c5\u4e2d\uff0c\u4e00\u822c\u5728\u53d1\u5e03\u7684\u8f6f\u4ef6\u4e2d\u90fd\u4f1a\u6709configure\u548cmakefile.in\u4e24\u4e2a\u6587\u4ef6\uff0c\u901a\u8fc7\u6267\u884c.\/configure \u547d\u4ee4\u53ef\u4ee5\u751f\u6210makefile\u7684\u6587\u4ef6\uff0c\u5728\u7528make \u548c make install\u4e24\u6761\u547d\u4ee4\u5373\u53ef\u5b89\u88c5\u5b8c\u6210\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<p>\u51fa\u9898\u8bf4\u660e\uff1a\u8003\u5bdf\u5b66\u5458\u5bf9\u5e94\u7528\u7a0b\u5e8f\u7684\u5b89\u88c5\u7684\u638c\u63e1\u60c5\u51b5\u3002<\/p>\n<p>8\u3001 \u5728Red Hat Linux \u4e2d\u7a0b\u5e8f\u51fd\u6570\u5e93\u53ef\u4ee5\u5206\u4e3a\u54ea\u51e0\u79cd\u7c7b\u578b\uff1f \u5b83\u4eec\u7684\u8c03\u7528\u65b9\u6cd5\u5404\u662f\u4ec0\u4e48\uff1f\u8bf7\u8bf4\u51fanm\u548cldd\u4e24\u4e2a\u547d\u4ee4\u7684\u4f5c\u7528\uff1f \u5e93\u51fd\u6570\u5b58\u653e\u5728\u4ec0\u4e48\u4f4d\u7f6e\uff0c\u901a\u8fc7\u4ec0\u4e48\u65b9\u6cd5\u53ef\u4ee5\u6dfb\u52a0\u5e93\u51fd\u6570\uff1f<br \/>\n\u7b54\u6848\uff1a<br \/>\n1\uff09\u3001\u5728Red Hat Linux\u4e2d\u51fd\u6570\u5e93\u53ef\u4ee5\u5206\u4e3a3\u79cd\u7c7b\u578b\uff1a\u9759\u6001\u51fd\u6570\u5e93\u3001\u5171\u4eab\u51fd\u6570\u5e93\u548c\u52a8\u6001\u52a0\u8f7d\u51fd\u6570\u5e93\u3002<br \/>\n\u9759\u6001\u51fd\u6570\u5e93\u5728\u5e94\u7528\u7a0b\u5e8f\u7f16\u8bd1\u65f6\u5c31\u628a\u51fd\u6570\u7684\u6267\u884c\u4ee3\u7801\u52a0\u5165\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002<br \/>\n\u5171\u4eab\u51fd\u6570\u5e93\u4e2d\u7684\u51fd\u6570\u5f53\u4e00\u4e2a\u53ef\u6267\u884c\u7a0b\u5e8f\u542f\u52a8\u65f6\u88ab\u52a0\u8f7d\u3002<br \/>\n\u52a8\u6001\u52a0\u8f7d\u51fd\u6570\u5e93\u53ef\u4ee5\u5728\u7a0b\u5e8f\u8fd0\u884c\u7684\u4efb\u4f55\u9636\u6bb5\u52a0\u8f7d\u51fd\u6570\u3002<br \/>\n2\uff09\u3001\u4f7f\u7528nm\u548cldd\u547d\u4ee4\u53ef\u4ee5\u83b7\u5f97\u5173\u4e8e\u5e93\u51fd\u6570\u7684\u4fe1\u606f\u3002<br \/>\nnm\u547d\u4ee4\u53ef\u4ee5\u5217\u51fa\u4e00\u4e2a\u51fd\u6570\u5e93\u6587\u4ef6\u4e2d\u7684\u7b26\u53f7\u8868\uff0c\u5b83\u5bf9\u9759\u6001\u7684\u5e93\u51fd\u6570\u548c\u5171\u4eab\u7684\u5e93\u51fd\u6570\u90fd\u80fd\u8d77\u4f5c\u7528\u3002<br \/>\nldd\u547d\u4ee4\u53ef\u4ee5\u5217\u51fa\u4e00\u4e2a\u7a0b\u5e8f\u6b63\u5e38\u8fd0\u884c\u6240\u9700\u8981\u7684\u5171\u4eab\u5e93\u3002<br \/>\n3\uff09\u3001\u5e93\u51fd\u6570\u7f3a\u7701\u5b58\u653e\u5728\/lib\u548c<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux \u8d77\u6b65\uff11\uff12\u9053\u95ee\u9898! 1\u3001 GNU\/GPL\/LGPL\u662f\u4e3a\u4e86\u4fdd\u8bc1Linux\u6e90\u7801\u5f00\u653e\u6027\u7684\u4e09\u9879\u63aa\u65bd\uff0c\u8bf7\u5206\u522b\u89e3 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-821","post","type-post","status-publish","format-standard","hentry","category-2"],"_links":{"self":[{"href":"https:\/\/www.fatesky.com\/index.php?rest_route=\/wp\/v2\/posts\/821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fatesky.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fatesky.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fatesky.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fatesky.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=821"}],"version-history":[{"count":1,"href":"https:\/\/www.fatesky.com\/index.php?rest_route=\/wp\/v2\/posts\/821\/revisions"}],"predecessor-version":[{"id":4257,"href":"https:\/\/www.fatesky.com\/index.php?rest_route=\/wp\/v2\/posts\/821\/revisions\/4257"}],"wp:attachment":[{"href":"https:\/\/www.fatesky.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fatesky.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fatesky.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}