# cd /usr/local/src
# wget http://cache.ruby-lang.org/pub/ruby/2.1/ruby-2.1.2.tar.gz
# tar xvfz ruby-2.1.2.tar.gz
# rm ruby-2.1.2.tar.gz
# cd ruby-2.1.2
# ./configure
# make; make install

# wget http://production.cf.rubygems.org/rubygems/rubygems-2.2.2.zip
# unzip rubygems-2.2.2.zip
# cd rubygems-2.2.2
# ruby setup.rb

# yum install -y httpd-tools

# cd /etc/nginx
# htpasswd -c .htpasswd <Basic認証ユーザ>
New password: <Basic認証ユーザのパスワード入力>
Re-type new password: <もう一度、Basic認証ユーザのパスワード入力>

# vim /etc/nginx/conf.d/default.conf

location / {
    ....

    # Basic認証設定
    auth_basic           "Restricted";
    auth_basic_user_file /etc/nginx/.htpasswd;

    ....
}

# vim /etc/nginx/conf.d/default.conf

location / {
    ....

    # add start -----
    satisfy any;
    allow   <許可IP>;
    allow   <許可IP>;
    deny    all;
    # add end -----

    # Basic認証設定
    auth_basic           "Restricted";
    auth_basic_user_file /etc/nginx/.htpasswd;

    ....
}

[warn] 1493#1493: *210 a client request body is buffered to a temporary file /var/cache/nginx/client_temp/0000000001 ... request: "POST /article/save HTTP/1.1",

http {

    ...

    client_body_buffer_size 50k;

    ...

}

curl -XGET localhost:9200/_aliases?pretty

{
  "logstash-2015.09.22" : {
    "aliases" : { }
  },
  "logstash-2015.09.21" : {
    "aliases" : { }
  },
}

$ curl -XGET localhost:9200/_mapping?pretty

$ cd /etc/elasticsearch/
$ vim el_mapping.json

curl -X PUT localhost:9200/_template/template_1 --data @el_mapping.json

curl -X DELETE localhost:9200/_template/template_1

curl -X DELETE localhost:9200/logstash-2015.09.22

{"acknowledged":true}

$ curl -XDELETE 'http://localhost:9200/*'

{"acknowledged":true}

$ curl -XDELETE 'http://localhost:9200/.kibana'

tail -f /var/log/elasticsearch/elasticsearch.log

Failed to execute [org.elasticsearch.action.search.SearchRequest@8307e49] while moving to second phase
java.lang.ClassCastException: java.lang.Long cannot be cast to org.apache.lucene.util.BytesRef
        at org.apache.lucene.search.FieldComparator$TermOrdValComparator.compareValues(FieldComparator.java:902)
        at org.apache.lucene.search.TopDocs$MergeSortQueue.lessThan(TopDocs.java:172)
        at org.apache.lucene.search.TopDocs$MergeSortQueue.lessThan(TopDocs.java:120)
        at org.apache.lucene.util.PriorityQueue.upHeap(PriorityQueue.java:225)
        at org.apache.lucene.util.PriorityQueue.add(PriorityQueue.java:133)
        at org.apache.lucene.search.TopDocs.merge(TopDocs.java:234)
        at org.elasticsearch.search.controller.SearchPhaseController.sortDocs(SearchPhaseController.java:239)
        at org.elasticsearch.action.search.type.TransportSearchQueryThenFetchAction$AsyncAction.moveToSecondPhase(TransportSearchQueryThenFetchAction.java:89)
        at org.elasticsearch.action.search.type.TransportSearchTypeAction$BaseAsyncAction.innerMoveToSecondPhase(TransportSearchTypeAction.java:403)
        at org.elasticsearch.action.search.type.TransportSearchTypeAction$BaseAsyncAction.onFirstPhaseResult(TransportSearchTypeAction.java:202)
        at org.elasticsearch.action.search.type.TransportSearchTypeAction$BaseAsyncAction$1.onResult(TransportSearchTypeAction.java:178)
        at org.elasticsearch.action.search.type.TransportSearchTypeAction$BaseAsyncAction$1.onResult(TransportSearchTypeAction.java:175)
        at org.elasticsearch.search.action.SearchServiceTransportAction$23.run(SearchServiceTransportAction.java:568)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)

duplicate MIME type "text/html" in /etc/nginx/nginx.conf

/etc/nginx/nginx.confでMIMEタイプ「text/html」が重複しています。

gzip              on;
gzip_static       on;
gzip_http_version 1.0;
gzip_types        text/plain
                  text/html
                  text/xml
                  text/css
                  application/xml
                  application/xhtml+xml
                  application/rss+xml
                  application/atom_xml
                  application/javascript
                  application/x-javascript;
gzip_disable      "MSIE [1-11]\.(?!.*SV1)";
gzip_disable      "Mozilla/4";
gzip_comp_level   9;
gzip_vary         on;

# mkdir -p /usr/share/GeoIP/
# cd /usr/share/GeoIP/
# wget -N http://geolite.maxmind.com/download/geoip/database/GeoLiteCountry/GeoIP.dat.gz
# wget http://geolite.maxmind.com/download/geoip/database/GeoLiteCity.dat.gz
# gunzip GeoIP.dat.gz
# gunzip GeoLiteCity.dat.gz

# vim /etc/nginx/nginx.conf

http {

    ...
    ...

    geoip_country /usr/share/GeoIP/GeoIP.dat;
    geoip_city    /usr/share/GeoIP/GeoLiteCity.dat;

    log_format ltsv 'time:$time_iso8601\t'
                    'remote_addr:$remote_addr\t'
                    'request_method:$request_method\t'
                    'request_length:$request_length\t'
                    'request_uri:$request_uri\t'
                    'https:$https\t'
                    'uri:$uri\t'
                    'query_string:$query_string\t'
                    'status:$status\t'
                    'bytes_sent:$bytes_sent\t'
                    'body_bytes_sent:$body_bytes_sent\t'
                    'referer:$http_referer\t'
                    'useragent:$http_user_agent\t'
                    'forwardedfor:$http_x_forwarded_for\t'
                    'request_time:$request_time\t'
                    'upstream_response_time:$upstream_response_time\t'
                    'host:$host\t'

                    # geoIP setting --- start ---
                    'geoip_country_name:$geoip_city_country_name\t'    # 国名
                    'geoip_country_code3:$geoip_city_country_code3\t'  # JPNとかUSAとか
                    'geoip_city:$geoip_city\t'                         # 都市名
                    'geoip_latitude:$geoip_latitude\t'                 # 緯度
                    'geoip_longitude:$geoip_longitude';                # 経度
                    # geoIP setting --- end ---


    access_log  /var/log/nginx/access.log  ltsv;
    ...
    ...

    include /etc/nginx/conf.d/*.conf;
}

# systemctl restart nginx

# tail -f /var/log/nginx/access.log

time:2015-10-01T18:01:48+09:00  remote_addr:xxx.xxx.xx.xx       request_method:GET      request_length:882     request_uri:/public/img/icon/favicon.ico        https:  uri:/public/img/icon/favicon.ico       query_string:-  status:200      bytes_sent:4791 body_bytes_sent:4096    referer:http://theflag.jp/     useragent:Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.101 Safari/537.36    forwardedfor:-  request_time:0.001     upstream_response_time:0.001    host:theflag.jp geoip_country_name:Japan        geoip_country_code3:JPN        geoip_city:Tokyo        geoip_latitude:35.6850  geoip_longitude:139.7514

# nginx -V

nginx version: nginx/1.8.0
built by gcc 4.8.3 20140911 (Red Hat 4.8.3-9) (GCC)
built with OpenSSL 1.0.1e-fips 11 Feb 2013
TLS SNI support enabled
configure arguments: --prefix=/etc/nginx --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --pid-path=/var/run/nginx.pid --lock-path=/var/run/nginx.lock --http-client-body-temp-path=/var/cache/nginx/client_temp --http-proxy-temp-path=/var/cache/nginx/proxy_temp --http-fastcgi-temp-path=/var/cache/nginx/fastcgi_temp --http-uwsgi-temp-path=/var/cache/nginx/uwsgi_temp --http-scgi-temp-path=/var/cache/nginx/scgi_temp --user=nginx --group=nginx --with-http_ssl_module --with-http_realip_module --with-http_addition_module --with-http_sub_module --with-http_dav_module --with-http_flv_module --with-http_mp4_module --with-http_gunzip_module --with-http_gzip_static_module --with-http_random_index_module --with-http_secure_link_module --with-http_stub_status_module --with-http_auth_request_module --with-mail --with-mail_ssl_module --with-file-aio --with-ipv6 --with-http_spdy_module --with-cc-opt='-O2 -g -pipe -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic'

$ sudo yum install -y GeoIP GeoIP-devel

$ cd /usr/local/src
$ wget http://nginx.org/download/nginx-1.8.0.tar.gz
$ tar zxvf nginx-1.8.0.tar.gz
$ cd nginx-1.8.0

$ cd /usr/local/src/nginx-1.8.0

$ ./configure --prefix=/etc/nginx --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --pid-path=/var/run/nginx.pid --lock-path=/var/run/nginx.lock --http-client-body-temp-path=/var/cache/nginx/client_temp --http-proxy-temp-path=/var/cache/nginx/proxy_temp --http-fastcgi-temp-path=/var/cache/nginx/fastcgi_temp --http-uwsgi-temp-path=/var/cache/nginx/uwsgi_temp --http-scgi-temp-path=/var/cache/nginx/scgi_temp --user=nginx --group=nginx --with-http_ssl_module --with-http_realip_module --with-http_addition_module --with-http_sub_module --with-http_dav_module --with-http_flv_module --with-http_mp4_module --with-http_gunzip_module --with-http_gzip_static_module --with-http_random_index_module --with-http_secure_link_module --with-http_stub_status_module --with-http_auth_request_module --with-mail --with-mail_ssl_module --with-file-aio --with-ipv6 --with-http_spdy_module --with-http_geoip_module --with-cc-opt='-O2 -g -pipe -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic'

...
checking for GeoIP library ... found        ← ちゃんとインストール済み！
checking for GeoIP IPv6 support ... found   ← ちゃんとインストール済み！
...
Configuration summary
  + using system PCRE library
  + using system OpenSSL library
  + md5: using OpenSSL library
  + sha1: using OpenSSL library
  + using system zlib library

  nginx path prefix: "/etc/nginx"
  nginx binary file: "/usr/sbin/nginx"
  nginx configuration prefix: "/etc/nginx"
  nginx configuration file: "/etc/nginx/nginx.conf"
  nginx pid file: "/var/run/nginx.pid"
  nginx error log file: "/var/log/nginx/error.log"
  nginx http access log file: "/var/log/nginx/access.log"
  nginx http client request body temporary files: "/var/cache/nginx/client_temp"
  nginx http proxy temporary files: "/var/cache/nginx/proxy_temp"
  nginx http fastcgi temporary files: "/var/cache/nginx/fastcgi_temp"
  nginx http uwsgi temporary files: "/var/cache/nginx/uwsgi_temp"
  nginx http scgi temporary files: "/var/cache/nginx/scgi_temp"


$ make
$ make install

nginx -V

nginx version: nginx/1.8.0
built by gcc 4.8.3 20140911 (Red Hat 4.8.3-9) (GCC)
built with OpenSSL 1.0.1e-fips 11 Feb 2013
TLS SNI support enabled
configure arguments: --prefix=/etc/nginx --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --pid-path=/var/run/nginx.pid --lock-path=/var/run/nginx.lock --http-client-body-temp-path=/var/cache/nginx/client_temp --http-proxy-temp-path=/var/cache/nginx/proxy_temp --http-fastcgi-temp-path=/var/cache/nginx/fastcgi_temp --http-uwsgi-temp-path=/var/cache/nginx/uwsgi_temp --http-scgi-temp-path=/var/cache/nginx/scgi_temp --user=nginx --group=nginx --with-http_ssl_module --with-http_realip_module --with-http_addition_module --with-http_sub_module --with-http_dav_module --with-http_flv_module --with-http_mp4_module --with-http_gunzip_module --with-http_gzip_static_module --with-http_random_index_module --with-http_secure_link_module --with-http_stub_status_module --with-http_auth_request_module --with-mail --with-mail_ssl_module --with-file-aio --with-ipv6 --with-http_spdy_module --with-http_geoip_module --with-cc-opt='-O2 -g -pipe -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic'

/etc/nginx/nginx.conf
/etc/nginx/conf.d/*.conf

2015/11/18 18:01:47 [error] 23029#0: *9086 open() "/var/golang/src/img/tmp.png" failed (2: No such file or directory), client: ***.**.**.****, server: hogehoge.jp, request: "GET /img/tmp.png HTTP/2.0", host: "hogehoge.jp", referrer: "http://hogehoge.jp"

format /^(?<time>.+) \[(?<level>[^\]]+)\] *(?<message>.*)$/

time : 2015/11/18 18:01
level : error
message : or] 23029#0: *9086 open() "/var/www/html/img/tmp.png" failed (2: No such file or directory), client: ***.**.**.****, server: hogehoge.jp, request: "GET /img/tmp.png HTTP/2.0", host: "hogehoge.jp", referrer: "http://hogehoge.jp"

<match nginx.error>
  type rewrite_tag_filter
  rewriterule1 level error slack.error.${tag}
  rewriterule2 level warn slack.warn.${tag}
  rewriterule3 level fatal  slack.fatal.${tag}
</match>

<match nginx.error>
  type rewrite_tag_filter
  rewriterule1 level error slack.error.${tag}
  rewriterule2 level warn slack.warn.${tag}
  rewriterule3 level fatal  slack.fatal.${tag}

  rewriterule4 message ^PHP Fatal Error.*$ slack.fatal.${fatal}    # 追加
</match>

<match slack.**>
  type record_reformer
  tag reformed.${tag}
  <record>
    source_id ${tag_suffix[1]}
  </record>
</match>

tag_suffix[0] → reformed.slack.error.nginx.error
tag_suffix[1] → slack.error.nginx.error
tag_suffix[2] → error.nginx.error

tag_suffix[-1] → error
tag_suffix[-2] → nginx.error

<match reformed.slack.**>
  type slack
  webhook_url https://hooks.slack.com/services/xxxxxxxxx/xxxxxxxxx/xxxxxxxxxxxxxxxxxxxxxxxx
  channel flag_production
  username fluentd
  title_keys source_id
  title %s
  color danger
  flush_interval 5s
</match>