質問編集履歴
1
vhosts\.conf追加
test
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File without changes
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■OS
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```lang-conf
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[root@localhost httpd]# cat /etc/redhat-release
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CentOS release 6.6 (Final)
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```
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■httpdのバージョン
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```lang-conf
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[root@localhost httpd]# /usr/sbin/httpd -v
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Server version: Apache/2.2.15 (Unix)
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-
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```
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■ログフォーマット
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```lang-conf
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LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\"" combined
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LogFormat "%h %l %u %t \"%r\" %>s %b" common
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@@ -50,16 +58,162 @@
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LogFormat "%{X-Forwarded-For}i %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\" \"%h\"" combined_with_realip
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```
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■SSL導入前までのログ
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```lang-conf
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xx.xx.79.150 - - [01/Aug/2016:12:13:40 +0900] "POST アクセス先 HTTP/1.1" 200 61 "リファラー" "Mozilla/5.0
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```
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■SSL導入後のログ
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```lang-conf
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- - - [02/Aug/2016:21:29:23 +0900] "GET アクセス先 HTTP/1.1" 403 300 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:47.0) Gecko/20100101 Firefox/47.0" "身に覚えのないIPアドレス"
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```
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※IPアドレス制限をかけているため認証エラー
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追記
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■vhosts.conf
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```lang-conf
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<VirtualHost *:80>
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ServerName www.ドメイン
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ServerAlias ドメイン
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DocumentRoot "/home/www/html"
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ServerAdmin admin@root-d.com
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<Directory "/home/www/html">
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Options -Indexes FollowSymLinks ExecCGI +IncludesNoExec
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AllowOverride all
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#Require all granted
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#Satisfy Any
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</Directory>
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RewriteEngine on
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RewriteCond %{REQUEST_METHOD} ^(TRACE|TRACK)
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RewriteRule .* - [F]
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CustomLog "|/usr/sbin/rotatelogs /home/www/logs/apache/access_log.%Y%m%d 86400 540" combined_with_realip
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ErrorLog /home/www/logs/apache/error_log
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</VirtualHost>
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<VirtualHost *:443>
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ServerName www.ドメイン:443
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DocumentRoot "/home/www/html"
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ServerAdmin admin@root-d.com
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ErrorLog /home/www/logs/apache/ssl_error_log
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TransferLog /home/www/logs/apache/ssl_access_log
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LogLevel warn
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SSLEngine on
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SSLProtocol all -SSLv2
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SSLCipherSuite ALL:!ADH:!EXPORT:!SSLv2:RC4+RSA:+HIGH:+MEDIUM:+LOW
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SSLCertificateFile /etc/httpd/conf.d/ssl/server.crt
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SSLCACertificateFile /etc/httpd/conf.d/ssl/ca.crt
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SSLCertificateKeyFile /etc/httpd/conf.d/ssl/server.key
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<Files ~ "\.(cgi|shtml|phtml|php3?)$">
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SSLOptions +StdEnvVars
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</Files>
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<Directory "/home/www/html">
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SSLOptions +StdEnvVars
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AllowOverride all
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</Directory>
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SetEnvIf User-Agent ".*MSIE.*" \
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nokeepalive ssl-unclean-shutdown \
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downgrade-1.0 force-response-1.0
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# CustomLog logs/ssl_request_log \
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# "%t %h %{SSL_PROTOCOL}x %{SSL_CIPHER}x \"%r\" %b"
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CustomLog "|/usr/sbin/rotatelogs /home/www/logs/apache/ssl_request_log.%Y%m%d 86400 540" combined
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<Directory /home/www/html/share/uploads/mw-wp-form_uploads>
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SetEnvIf X-Forwarded-For "99\.999\.99\.99|999\.999\.999\.999|999\.999\.999\.999" allowIP
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Satisfy Any
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Order deny,allow
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Deny from all
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Allow from env=allowIP
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</Directory>
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</VirtualHost>
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```
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※ドメイン名とアクセス許可IPは伏せさせていただきました。
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ほかにもディレクトリ毎に.htaccessでX-Forwarded-Forを用いたアクセス制限をしています。
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今回の減少はこのX-Forwarded-Forの判定がうまくいかなくなってしまったことが原因です。
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Allow from all
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にすればアクセスできないところが使用できるようになります。
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