\u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5bf9\u4e8e250\u4e2a\u6587\u4ef6\uff0c\u517160\u4e07\u884c\u7684\u6570\u636e\uff0c\u8fc7\u6ee4\u4e00\u904d\u7ea61.67\u79d2<\/p>\n
\u6709\u70b9\u4e0d\u7518\u5fc3\u8fd9\u4e2a\u6548\u7387\uff0c\u4e8e\u662f\u53c8\u5199\u4e86\u4e00\u4e2a\u540c\u6837\u529f\u80fd\u7684shell\u811a\u672c<\/p>\n
#! \/bin\/bash\r\ncat \/home\/zhangj\/hosts\/* | grep -v BEGIN | grep -v END | awk '\r\n BEGIN {\r\n has_duplicate = 0\r\n }\r\n {\r\n dc = $1\",\"$2; \r\n if (dc in dc_set) \r\n {\r\n print \"duplicate dc found\", dc \r\n has_duplicate = 1\r\n } \r\n else {\r\n dc_set[dc] = 1\r\n }\r\n }\r\n END {\r\n if (has_duplicate ==0)\r\n {\r\n print \"no duplicate dc found\"\r\n }\r\n }\r\n'<\/pre>\n \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4e3a\u4e86\u8fdb\u4e00\u6b65\u6bd4\u8f83\uff0c\u91cd\u590d\u4e8610\u6b21\u5b9e\u9a8c\u3002<\/p>\n
\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n![\"\u8be6\u89e3\u5c0f\u7a0b\u5e8f\u7684python\u548cbash\u7248\u672c\u6bd4\u8f83\u63d2\u56fe\"](\"https:\/\/img.php.cn\/\/upload\/image\/858\/181\/129\/1490592166312458.png\" "\\"\u8be6\u89e3\u5c0f\u7a0b\u5e8f\u7684python\u548cbash\u7248\u672c\u6bd4\u8f83\u63d2\u56fe\\"")
<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u8be6\u89e3\u5c0f\u7a0b\u5e8f\u7684python\u548cbash\u7248\u672c\u6bd4\u8f83\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6700\u8fd1\u6709\u4e00\u4e2a\u5c0f\u9700\u6c42\uff1a\u5728\u4e00\u4e2a\u76ee\u5f55\u4e0b\u6709\u5f88\u591a\u6587\u4ef6\uff0c\u6bcf\u4e2a\u6587\u4ef6\u7684\u7b2c\u4e00\u884c\u662fbegin\u5f00\u5934\u7684\uff0c\u6700\u540e\u4e00\u884c\u662fend\u5f00\u5934\u7684\uff0c\u4e2d\u95f4\u6bcf\u4e00\u884c\u6709\u591a\u5217\uff0c\u6570\u91cf\u4e0d\u7b49\uff0c\u7b2c\u4e00\u5217\u79f0\u4e3a”dn”, \u7b2c\u4e8c\u5217\u79f0\u4e3a”cv”\uff0cdn\u548ccv\u7684\u8054\u5408\u4f5c\u4e3a\u4e3b\u952e\uff0c\u73b0\u5728\u9700\u8981\u68c0\u6d4b\u6587\u4ef6\u4e2d\u662f\u5426\u6709\u91cd\u590d\u7684dn-cv\u3002 \u4e8e\u662f\u5199\u4e86\u4e2a\u7b80\u5355\u7684python\u7a0b\u5e8f #! \/usr\/bin\/python import os import sys cmd = “cat \/home\/zhangj\/hosts\/* | grep -v BEGIN | grep -v END” def check_dc_line(): has_duplicate = False dc_set = set() for dc_line in os.popen(cmd, ‘r’).readlines(): dc_token = dc_line.split() dn = dc_token[0] cv = dc_token[1] dc = dn + “,” + cv if dc in dc_set: print “duplicate dc found:”, dc has_duplicate = True else: dc_set.add(dc) return has_duplicate if not check_dc_line(): print “no duplicate dc” \u767b\u5f55\u540e\u590d\u5236 \u5bf9\u4e8e250\u4e2a\u6587\u4ef6\uff0c\u517160\u4e07\u884c\u7684\u6570\u636e\uff0c\u8fc7\u6ee4\u4e00\u904d\u7ea61.67\u79d2 \u6709\u70b9\u4e0d\u7518\u5fc3\u8fd9\u4e2a\u6548\u7387\uff0c\u4e8e\u662f\u53c8\u5199\u4e86\u4e00\u4e2a\u540c\u6837\u529f\u80fd\u7684shell\u811a\u672c #! \/bin\/bash cat \/home\/zhangj\/hosts\/* | grep -v BEGIN | grep -v END | awk ‘ BEGIN { has_duplicate = 0 } { dc = $1″,”$2; if (dc in dc_set) { print “duplicate dc found”, dc has_duplicate = 1 } else { dc_set[dc] = 1 } } END { if (has_duplicate ==0) { print “no duplicate dc found” } } ‘ \u767b\u5f55\u540e\u590d\u5236 \u4e3a\u4e86\u8fdb\u4e00\u6b65\u6bd4\u8f83\uff0c\u91cd\u590d\u4e8610\u6b21\u5b9e\u9a8c\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4ee5\u4e0a\u5c31\u662f\u8be6\u89e3\u5c0f\u7a0b\u5e8f\u7684python\u548cbash\u7248\u672c\u6bd4\u8f83\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-29449","post","type-post","status-publish","format-standard","hentry","category-19"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/29449","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=29449"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/29449\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=29449"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=29449"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=29449"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}