CentOS 7
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Elastic Stack 6 : Install Filebeat
2018/02/12
 
Install Filebeat that easily ships log file data to Elasticsearch or Logstash.
[1] Install Filebeat. Configure Elasticsearch repository before it.
[root@dlp ~]#
yum -y install filebeat
[2] Configure basic settings and start Filebeat.
[root@dlp ~]#
vi /etc/filebeat/filebeat.yml
# line 21: set items to collect data

# if collect logs, turn to "enabled: true"

# by default, /var/log/*.log files are shiped

- type: log

  # Change to true to enable this prospector configuration.
  enabled: true

  # Paths that should be crawled and fetched. Glob based paths.
  paths:
    - /var/log/*.log
    #- c:\programdata\elasticsearch\logs\*

  # Exclude lines. A list of regular expressions to match. It drops the lines thh
at are
  # matching any regular expression from the list.
  #exclude_lines: ['^DBG']

  # Include lines. A list of regular expressions to match. It exports the lines
that are
  # matching any regular expression from the list.
  #include_lines: ['^ERR', '^WARN']

  # Exclude files. A list of regular expressions to match. Filebeat drops the fii
les that
  # are matching any regular expression from the list. By default, no files are
dropped.
  #exclude_files: ['.gz$']

.....
.....
# line 117: if use Kibana, uncomment and specify output host

# if SSL is enabled on Kibana, hostname should be the same with the hostname in certs

setup.kibana:
.....
  host: "https://dlp.srv.world:5601"
# line 143: specify output host

# the default is localhost's Elasticsearch

# if output to Logstash, comment out Elasticsearch and uncomment logstash lines

output.elasticsearch:
  # Array of hosts to connect to.l
  hosts: ["localhost:9200"]

.....
.....

#output.logstash:
  # The Logstash hosts
  #hosts: ["localhost:5044"]
[root@dlp ~]#
vi /etc/filebeat/filebeat.reference.yml
# line 15: set items to collect data

- module: system
  # Syslog
  syslog:
    enabled: true

.....
.....

  # Authorization logs
  auth:
    enabled: true
# line 1236: if use Kibana, uncomment and specify output host

# if SSL is enabled on Kibana, uncomment ssl related lines

# if your certs is self-siged one, ssl.verification_mode should be "none"

setup.kibana:

  # Kibana Host
  # Scheme and port can be left out and will be set to the default (http and 5601)
  # In case you specify and additional path, the scheme is required: http://localhost:5601/path
  # IPv6 addresses should always be defined as: https://[2001:db8::1]:5601
  host: "dlp.srv.world:5601"

  # Optional protocol and basic auth credentials.
  protocol: "https"
  #username: "elastic"
  #password: "changeme"

  # Optional HTTP Path
  #path: ""

  # Use SSL settings for HTTPS. Default is true.
  ssl.enabled: true

  # Configure SSL verification mode. If `none` is configured, all server hosts
  # and certificates will be accepted. In this mode, SSL based connections are
  # susceptible to man-in-the-middle attacks. Use only for testing. Default is
  # `full`.
  ssl.verification_mode: none
[root@dlp ~]#
systemctl start filebeat

[root@dlp ~]#
systemctl enable filebeat
[3] Make sure the data has been collected normally.
# index list

[root@dlp ~]#
curl localhost:9200/_cat/indices?v 

health status index                       uuid       pri rep docs.count docs.deleted store.size pri.store.size
yellow open   filebeat-6.2.1-2018.02.14   uzqg8...   3   1      29867            0      4.1mb          4.1mb
yellow open   packetbeat-6.2.1-2018.02.14 -O8vG...   3   1       1681            0    661.4kb        661.4kb
yellow open   sshd_fail-2018.02           ghhQe...   5   1         31            0    249.2kb        249.2kb
yellow open   test_index                  CIPjY...   5   1          1            0        6kb            6kb
green  open   .kibana                     sV0Ds...   1   0        231            2      308kb          308kb
yellow open   metricbeat-6.2.1-2018.02.14 OhrZT...   1   1      25201            0      4.5mb          4.5mb
# document list on the index

[root@dlp ~]#
curl localhost:9200/filebeat-6.2.1-2018.02.14/_search?pretty 

{
  "took" : 15,
  "timed_out" : false,
  "_shards" : {
    "total" : 3,
    "successful" : 3,
    "skipped" : 0,
    "failed" : 0
  },
  "hits" : {
    "total" : 29867,
    "max_score" : 1.0,
    "hits" : [
      {
        "_index" : "filebeat-6.2.1-2018.02.14",
        "_type" : "doc",
.....
.....
[4] If Kibana is running, it's possible to import data.
[root@dlp ~]#
filebeat setup --dashboards

Loaded dashboards
 
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