{"id":667,"date":"2015-08-22T15:11:00","date_gmt":"2015-08-22T07:11:00","guid":{"rendered":"http:\/\/note.systw.net\/note\/?p=667"},"modified":"2023-11-04T15:29:01","modified_gmt":"2023-11-04T07:29:01","slug":"apache-log","status":"publish","type":"post","link":"https:\/\/systw.net\/note\/archives\/667","title":{"rendered":"Apache log"},"content":{"rendered":"\n

Apache log\u5132\u5b58\u76ee\u9304<\/strong>
centos\u9810\u8a2d\u5132\u5b58\u5728\u3000\/var\/log\/httpd\/
ubuntu\u9810\u8a2d\u5132\u5b58\u5728\u3000\/var\/log\/apache2\/
ps:
\u770bapache\u7d44\u614b\u6a94\u67e5log\u5b58\u90a3\u88e1
ex:
# grep ErrorLog \/etc\/apache2\/apache2.conf
# grep ErrorLog \/etc\/httpd\/conf\/httpd.conf<\/p>\n\n\n\n

error_log \u932f\u8aa4\u8a18\u9304\u6a94<\/strong>\uff1a\u8a18\u9304\u5404\u7a2e\u53ef\u80fd\u7684\u932f\u8aa4\u8a0a\u606f
\u683c\u5f0f\u70ba\uff1a\u65e5\u671f\u6642\u9593,\u932f\u8aa4\u5c64\u7d1a,\u7528\u6236\u7aefip,\u932f\u8aa4\u5167\u5bb9
\u65e5\u671f\u6642\u9593\uff1a\u661f\u671f \u6708 \u65e5 \u6642\uff1a\u5206\uff1a\u79d2 \u5e74
\u932f\u8aa4\u5c64\u7d1a\uff1a\u9810\u8a2d\u70ba loglevel warn
\u3000debug\uff1a\u6703\u7522\u751f\u6700\u591a\u7684\u8cc7\u8a0a,\u7121\u8ad6\u57f7\u884c\u4efb\u4f55\u5de5\u4f5c\u8207\u5176\u4ed6\u7121\u95dc\u7684,\u5747\u6703\u8a18\u9304\u6b64\u5c64\u7d1a\u7684\u8a18\u9304
\u3000info:\u4e00\u822c\u8cc7\u8a0a
\u3000notice:\u6b63\u5e38\u4f46\u91cd\u8981\u8cc7\u8a0a,\u4f8b\u5982\u958b\u6a5f\u6216\u95dc\u6a5f\u6642\u7684\u932f\u8aa4,\u4e0d\u6703\u7406\u6703loglevel\u7684\u8a2d\u5b9a
\u3000warm:\u8b66\u544a\u8a0a\u606f,\u4e0d\u6703\u7522\u751f\u4f3a\u670d\u5668\u4e0a\u7684\u64cd\u4f5c\u932f\u8aa4,\u800c\u53ea\u662f\u8981\u6307\u5b9a\u7ba1\u7406\u54e1\u61c9\u63a1\u53d6\u82e5\u5e72\u7684\u52d5\u4f5c
\u3000error:\u4e2d\u7b49\u7a0b\u5ea6\u932f\u8aa4\u8a0a\u606f,\u6703\u505c\u6b62\u5c0d\u7528\u6236\u7aef\u700f\u89bd\u5668\u7684\u56de\u61c9
\u3000crit:\u7dca\u6025\u8a0a\u606f,\u53ef\u80fd\u5f15\u8d77\u4f3a\u670d\u5668\u5c0d\u67d0\u4e9b\u8981\u6c42\u7684\u505c\u6b62\u56de\u61c9,\u56e0\u4e00\u4e9b\u5b50\u7a0b\u5e8f\u5df1\u906d\u640d\u6bc0
\u3000alert:\u9700\u7acb\u5373\u8655\u7406,\u9019\u4e9b\u932f\u8aa4\u6703\u4f7f\u5b50\u7a0b\u5e8f\u4e2d\u65b7,\u4f46\u7236\u7a0b\u5e8f\u4e0d\u6703\u6536\u5f71\u97ff
\u3000emerg:\u56b4\u91cd\u932f\u8aa4\u8a0a\u606f,\u6703\u5f15\u8d77\u4f3a\u670d\u5668\u7684\u4e2d\u65b7,\u6216\u7db2\u9801\u4f3a\u670d\u5668\u7121\u6cd5\u4f7f\u7528<\/p>\n\n\n\n

error log sample
<\/strong>as below 
[Fri Dec 16 01:46:23 2005] [error] [client 1.2.3.4] Directory index forbidden by rule: \/home\/test\/
[Fri Dec 16 01:54:34 2005] [error] [client 1.2.3.4] Directory index forbidden by rule: \/apache\/web-data\/test2
[Fri Dec 16 02:25:55 2005] [error] [client 1.2.3.4] Client sent malformed Host header
[Mon Dec 19 23:02:01 2005] [error] [client 1.2.3.4] user test: authentication failure for “\/~dcid\/test1”: Password Mismatch<\/p>\n\n\n\n

… <\/p>\n\n\n\n

access_log \u5b58\u53d6\u8a18\u9304\u6a94<\/strong>\uff1a\u4e5f\u53eb\u50b3\u9001\u8a18\u9304\u6a94transfer log,\u8a18\u9304\u6240\u6709\u4f7f\u7528\u8005\u9023\u7dda\u72c0\u6cc1,\u8981\u5206\u6790\u7cfb\u7d71\u8ca0\u8f09\u53ef\u53c3\u8003
\u9810\u8a2d\u7528combined\u683c\u5f0f\u8a18\u9304,\u53ef\u9078\u683c\u5f0f\u8207\u683c\u5f0f\u5167\u5bb9\u6709\uff1a
\u3000combined\uff1a”%h %l %u %t “%r” %>s %b “%{Referer}i” “%{User-Agent}i””
\u3000common\uff1a”%h %l %u %t “%r” %>s %b”
\u3000referer\uff1a”%{Refereri}i -> %U”
\u3000agent\uff1a”%{User-Agent}i”<\/p>\n\n\n\n

\u683c\u5f0f\u8aaa\u660e\u5982\u4e0b
%h Remote host(\u7528\u6236\u7aefip),\u82e5hostnamelookups on \u5247\u8a18\u9304\u4e3b\u6a5f\u540d\u7a31,off\u5247\u8a18\u9304ip
%l \u9a57\u8b49,\u7576identitycheck on\u53ca\u7528\u6236\u7aef\u96fb\u8166\u57f7\u884cidentd\u624d\u6703\u986f\u793a
%u \u7528\u6236\u7aef\u4f7f\u7528\u8005\u540d\u7a31
%t \u65e5\u671f\u6642\u9593,\u65e5\/\u6708\/\u5e74\uff1a\u6642\uff1a\u5206\uff1a\u79d2\uff1a\u6642\u5340
%r \u7528\u6236\u7aef\u4f7f\u7528http\u8981\u6c42(ex,GET)\u6240\u50b3\u9001\u7684\u7b2c\u4e00\u884c\u8a0a\u606f,\u7531””\u96d9\u5f15\u865f\u5305\u8986
%s Status(\u56de\u61c9http\u72c0\u614b\u78bc),\u75313\u4f4d\u6578\u7d44\u6210,\u82e5\u5e0c\u671b\u8a18\u9304\u6700\u5f8c\u72c0\u614b\u4ee3\u78bc,\u5247\u9700\u7528%>s
%b Size of response in bytes(\u4f9dclf\u683c\u5f0f\u9001\u51fa\u4f4d\u5143\u6578),\u56de\u61c9\u6587\u4ef6\u5927\u5c0f,\u4f46\u4e0d\u5305\u62echeader\u5927\u5c0f,\u82e5\u7121\u9001\u51fa\u4efb\u4f55\u4f4d\u5143\u6703\u986f\u793a[-]
%{\u8868\u982d}i \u81ea\u7528\u6236\u7aef\u7684http\u8868\u982d\u8a0a\u606f,\u7a2e\u985e\u6709referer,user-agent…\u7b49
%{\u8868\u982d}o \u4f86\u81ea\u5ba2\u6236\u7aef\u7684http\u8868\u982d\u8a0a\u606f,\u6709content-type,last-modified…\u7b49
%{\u5099\u8a3b}n \u7528\u4f86\u5728\u6a21\u7d44\u548c\u4f3a\u670d\u5668\u6838\u5fc3\u9593\u4ea4\u63db\u8cc7\u8a0a\u7528,\u5e38\u898b\u6709cookie
%{\u8b8a\u6578}e \u8a18\u9304\u7531\u4f3a\u670d\u5668\u5b9a\u7fa9\u7684\u74b0\u5883\u8b8a\u6578,\u4f8b\u5982unique_id
%I byte received 
%O byte sent 
%D \u8a18\u9304\u56de\u61c9\u6642\u9593(microseconds)
refer:
http:\/\/httpd.apache.org\/docs\/2.2\/mod\/mod_log_config.html<\/p>\n\n\n\n


http\u8868\u982d\u8a0a\u606f,\u53ef\u7528%{\u8868\u982d}i,%{\u8868\u982d}o\u8a18\u9304
<\/strong>user-agent:\u6709\u95dc\u700f\u89bd\u5668\u53ca\u5176\u5e73\u53f0\u4e4b\u8cc7\u8a0a
referer:\u9023\u7d50\u81f3\u76ee\u524d\u8acb\u6c42\u7db2\u9801\u7684url
accept:\u544a\u77e5\u4f3a\u670d\u7aef\u53ef\u8655\u7406\u4e26\u9858\u610f\u63a5\u6536\u90a3\u7a2e\u7db2\u9801\u5167\u5bb9
last-modified:\u7db2\u9801\u4e0a\u6b21\u4fee\u6539\u6642\u9593
content-type:\u7db2\u9801\u7684mime\u578b\u614b<\/p>\n\n\n\n

http\u8981\u6c42\u65b9\u6cd5,\u7528%r\u8a18\u9304<\/strong>
GET filename HTTP\/1.1:\u8981\u6c42\u8b80\u53d6filename\u7db2\u9801,\u4e26\u63a1\u7528http1.1\u7684\u7248\u672c
HEAD \uff1a\u53ea\u8981\u6c42\u8b80\u53d6\u7db2\u9801\u8a0a\u606f\u8868\u982d
PUT :\u5beb\u5165\u7db2\u9801,\u53d6\u4ee3\u5132\u5b58
POST :\u5beb\u5165\u7db2\u9801,\u5c07\u8cc7\u6599\u9644\u52a0\u4e0a\u53bb
TRACE :\u56de\u9001\u50b3\u56de\u7684\u8981\u6c42,\u7528\u65bc\u9664\u932f
DELETE :\u79fb\u9664\u9801\u9762,\u57fa\u65bc\u6b0a\u9650\u554f\u984c\u53ef\u80fd\u6703\u5931\u6557
CONNECT :\u4fdd\u7559\u672a\u4f86\u4f7f\u7528
OPTIONS :\u67e5\u8a62\u67d0\u4e9b\u9078\u9805<\/p>\n\n\n\n

http status code(\u72c0\u614b\u78bc),\u7528%s\u8a18\u9304<\/strong>
refer
https:\/\/systw.net\/note\/af\/sblog\/more.php?id=65
ps
HTTP\u5b9a\u7fa9\u65bcRFC2616<\/p>\n\n\n\n

access log sample<\/strong>
as below
127.0.0.1 – – [28\/Jul\/2006:10:22:04 -0300] “GET \/ HTTP\/1.0” 200 2216
127.0.0.1 – – [28\/Jul\/2006:10:27:32 -0300] “GET \/hidden\/ HTTP\/1.0” 404 7218
127.0.0.1 – – [13\/Sep\/2006:07:01:53 -0700] “PROPFIND \/svn\/[xxxx]\/Extranet\/branches\/SOW-101 HTTP\/1.1” 401 587<\/p>\n\n\n\n

\u53c3\u8003\u4f86\u6e90
apache2.0\u6df1\u5165\u7814\u7a76
apache\u9326\u8944\u5999\u6280
\u96fb\u8166\u7db2\u8def4th
http:\/\/ossec-docs.readthedocs.org<\/p>\n","protected":false},"excerpt":{"rendered":"

Apache log\u5132\u5b58\u76ee\u9304centos\u9810\u8a2d\u5132\u5b58\u5728\u3000\/var …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[21],"tags":[],"class_list":["post-667","post","type-post","status-publish","format-standard","hentry","category-linuxservice"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/667","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/comments?post=667"}],"version-history":[{"count":0,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/667\/revisions"}],"wp:attachment":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/media?parent=667"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/categories?post=667"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/tags?post=667"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}