https://gitlab.com/gitlab-org/gitlab-recipes/blob/master/web-server/apache/gitlab-ssl.conf を少しいじったもの。詳しくは http://www.yuuan.net/item/895

gitlab-ssl.conf

#This configuration has been tested on GitLab 6.0.0 and GitLab 6.0.1
#Note this config assumes unicorn is listening on default port 8080.
#Module dependencies
#  mod_rewrite
#  mod_ssl
#  mod_proxy
#  mod_proxy_http
#  mod_headers

# This section is only needed if you want to redirect http traffic to https.
# You can live without it but clients will have to type in https:// to reach gitlab.
<VirtualHost *:80>
    ServerName gitlab.example.com
    ServerSignature Off

#   DocumentRoot /home/git/gitlab/public
#   ProxyPass / http://localhost:8080/ timeout=300
#   ProxyPassReverse / http://localhost:8080/

    RewriteEngine on
    RewriteCond %{HTTPS} !=on
    RewriteRule .* https://%{SERVER_NAME}%{REQUEST_URI} [NE,R,L]

    ErrorLog /var/log/httpd/gitlab/error_log
    TransferLog /var/log/httpd/gitlab/access_log
</VirtualHost>

<VirtualHost *:443>
    SSLEngine on
    #strong encryption ciphers only
    #see ciphers(1) http://www.openssl.org/docs/apps/ciphers.html
    SSLCipherSuite SSLv3:TLSv1:+HIGH:!SSLv2:!MD5:!MEDIUM:!LOW:!EXP:!ADH:!eNULL:!aNULL
    SSLCertificateFile    /etc/httpd/conf/ssl.crt/server.crt
    SSLCertificateKeyFile /etc/httpd/conf/ssl.key/server.key
#   SSLCACertificateFile  /etc/httpd/ssl.crt/your-ca.crt

    ServerName gitlab.example.com
    ServerSignature Off

    ProxyPreserveHost On

    # Ensure that encoded slashes are not decoded but left in their encoded state.
    # http://doc.gitlab.com/ce/api/projects.html#get-single-project
#   AllowEncodedSlashes NoDecode

    <Location />
        Order deny,allow
        Allow from all

        ProxyPassReverse http://127.0.0.1:8080
        ProxyPassReverse http://gitlab.example.com/
    </Location>

    #apache equivalent of nginx try files
    # http://serverfault.com/questions/290784/what-is-apaches-equivalent-of-nginxs-try-files
    # http://stackoverflow.com/questions/10954516/apache2-proxypass-for-rails-app-gitlab
    RewriteEngine on
    RewriteCond %{DOCUMENT_ROOT}/%{REQUEST_FILENAME} !-f
    RewriteRule .* http://127.0.0.1:8080%{REQUEST_URI} [P,QSA]
    RequestHeader set X_FORWARDED_PROTO 'https'

    # needed for downloading attachments
    DocumentRoot /home/git/gitlab/public

    #Set up apache error documents, if back end goes down (i.e. 503 error) then a maintenance/deploy page is thrown up.
    ErrorDocument 404 /404.html
    ErrorDocument 422 /422.html
    ErrorDocument 500 /500.html
    ErrorDocument 503 /deploy.html

    LogFormat "%{X-Forwarded-For}i %l %u %t \"%r\" %>s %b" common_forwarded
    ErrorLog  /var/log/httpd/gitlab/error_log
    CustomLog /var/log/httpd/gitlab/forwarded.log common_forwarded
    CustomLog /var/log/httpd/gitlab/access.log combined env=!dontlog
    CustomLog /var/log/httpd/gitlab/log combined
</VirtualHost>