Envoi de journaux Nginx json Γ  l'aide de Vector dans Clickhouse et Elasticsearch



Vector , conçu pour collecter, transformer et envoyer des données à partir de journaux, de métriques et d'événements. Son Github



RΓ©digΓ© dans le langage Rust, il prΓ©sente des performances Γ©levΓ©es et une faible consommation de mΓ©moire par rapport Γ  ses homologues. En outre, une grande attention est accordΓ©e aux fonctions liΓ©es Γ  l'exactitude, en particulier Γ  la possibilitΓ© de sauvegarder les Γ©vΓ©nements non envoyΓ©s dans la mΓ©moire tampon du disque et de faire pivoter les fichiers.



Vector , , , .



Vector filebeat logstash, ( ), .



Logstash input β†’ filter β†’ output Vector sources β†’ transforms β†’ sinks



.



. geoip. geoip , vector .



Aug 05 06:25:31.889 DEBUG transform{name=nginx_parse_rename_fields type=rename_fields}: vector::transforms::rename_fields: Field did not exist field=Β«geoip.country_nameΒ» rate_limit_secs=30


- geoip, .



Nginx (Access logs) β†’ Vector (Client | Filebeat) β†’ Vector (Server | Logstash) β†’ Clickhouse Elasticsearch. 4 . 3 .





.



Selinux



sed -i 's/^SELINUX=.*/SELINUX=disabled/g' /etc/selinux/config
reboot


HTTP +



HTTP nodejs-stub-server Maxim Ignatenko



Nodejs-stub-server rpm. rpm. rpm Fedora Copr



antonpatsev/nodejs-stub-server



yum -y install yum-plugin-copr epel-release
yes | yum copr enable antonpatsev/nodejs-stub-server


nodejs-stub-server, Apache benchmark screen



yum -y install stub_http_server screen mc httpd-tools screen


/var/lib/stub_http_server/stub_http_server.js stub_http_server .



var max_sleep = 10;


stub_http_server.



systemctl start stub_http_server
systemctl enable stub_http_server


Clickhouse 3



ClickHouse SSE 4.2, , , , . , , SSE 4.2:



grep -q sse4_2 /proc/cpuinfo && echo "SSE 4.2 supported" || echo "SSE 4.2 not supported"


:



sudo yum install -y yum-utils
sudo rpm --import https://repo.clickhouse.tech/CLICKHOUSE-KEY.GPG
sudo yum-config-manager --add-repo https://repo.clickhouse.tech/rpm/stable/x86_64


:



sudo yum install -y clickhouse-server clickhouse-client


clickhouse-server /etc/clickhouse-server/config.xml



<listen_host>0.0.0.0</listen_host>


c trace debug



<level>debug</level>


:



min_compress_block_size  65536
max_compress_block_size  1048576


Zstd , DDL.





zstd DDL . .



, zstd Clickhouse β€” , , .



, :



service clickhouse-server start


Clickhouse



Clickhouse



clickhouse-client -h 172.26.10.109 -m


172.26.10.109 β€” IP Clickhouse.



vector



CREATE DATABASE vector;


.



show databases;


vector.logs.



/*        */

CREATE TABLE vector.logs
(
    `node_name` String,
    `timestamp` DateTime,
    `server_name` String,
    `user_id` String,
    `request_full` String,
    `request_user_agent` String,
    `request_http_host` String,
    `request_uri` String,
    `request_scheme` String,
    `request_method` String,
    `request_length` UInt64,
    `request_time` Float32,
    `request_referrer` String,
    `response_status` UInt16,
    `response_body_bytes_sent` UInt64,
    `response_content_type` String,
    `remote_addr` IPv4,
    `remote_port` UInt32,
    `remote_user` String,
    `upstream_addr` IPv4,
    `upstream_port` UInt32,
    `upstream_bytes_received` UInt64,
    `upstream_bytes_sent` UInt64,
    `upstream_cache_status` String,
    `upstream_connect_time` Float32,
    `upstream_header_time` Float32,
    `upstream_response_length` UInt64,
    `upstream_response_time` Float32,
    `upstream_status` UInt16,
    `upstream_content_type` String,
    INDEX idx_http_host request_http_host TYPE set(0) GRANULARITY 1
)
ENGINE = MergeTree()
PARTITION BY toYYYYMMDD(timestamp)
ORDER BY timestamp
TTL timestamp + toIntervalMonth(1)
SETTINGS index_granularity = 8192;


. clickhouse-client .



vector.



use vector;

Ok.

0 rows in set. Elapsed: 0.001 sec.


.



show tables;

β”Œβ”€name────────────────┐
β”‚ logs                β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜


elasticsearch 4- Elasticsearch Clickhouse



rpm



rpm --import https://artifacts.elastic.co/GPG-KEY-elasticsearch


2 :



/etc/yum.repos.d/elasticsearch.repo



[elasticsearch]
name=Elasticsearch repository for 7.x packages
baseurl=https://artifacts.elastic.co/packages/7.x/yum
gpgcheck=1
gpgkey=https://artifacts.elastic.co/GPG-KEY-elasticsearch
enabled=0
autorefresh=1
type=rpm-md


/etc/yum.repos.d/kibana.repo



[kibana-7.x]
name=Kibana repository for 7.x packages
baseurl=https://artifacts.elastic.co/packages/7.x/yum
gpgcheck=1
gpgkey=https://artifacts.elastic.co/GPG-KEY-elasticsearch
enabled=1
autorefresh=1
type=rpm-md


elasticsearch kibana



yum install -y kibana elasticsearch


1 , /etc/elasticsearch/elasticsearch.yml :



discovery.type: single-node


vector elasticsearch network.host.



network.host: 0.0.0.0


kibana server.host /etc/kibana/kibana.yml



server.host: "0.0.0.0"


elasticsearch



systemctl enable elasticsearch
systemctl start elasticsearch


kibana



systemctl enable kibana
systemctl start kibana


Elasticsearch single-node 1 shard, 0 replica. .



:



curl -X PUT http://localhost:9200/_template/default -H 'Content-Type: application/json' -d '{"index_patterns": ["*"],"order": -1,"settings": {"number_of_shards": "1","number_of_replicas": "0"}}' 


Vector Logstash 2



yum install -y https://packages.timber.io/vector/0.9.X/vector-x86_64.rpm mc httpd-tools screen


Vector Logstash. /etc/vector/vector.toml



# /etc/vector/vector.toml

data_dir = "/var/lib/vector"

[sources.nginx_input_vector]
  # General
  type                          = "vector"
  address                       = "0.0.0.0:9876"
  shutdown_timeout_secs         = 30

[transforms.nginx_parse_json]
  inputs                        = [ "nginx_input_vector" ]
  type                          = "json_parser"

[transforms.nginx_parse_add_defaults]
  inputs                        = [ "nginx_parse_json" ]
  type                          = "lua"
  version                       = "2"

  hooks.process = """
  function (event, emit)

    function split_first(s, delimiter)
      result = {};
      for match in (s..delimiter):gmatch("(.-)"..delimiter) do
          table.insert(result, match);
      end
      return result[1];
    end

    function split_last(s, delimiter)
      result = {};
      for match in (s..delimiter):gmatch("(.-)"..delimiter) do
          table.insert(result, match);
      end
      return result[#result];
    end

    event.log.upstream_addr             = split_first(split_last(event.log.upstream_addr, ', '), ':')
    event.log.upstream_bytes_received   = split_last(event.log.upstream_bytes_received, ', ')
    event.log.upstream_bytes_sent       = split_last(event.log.upstream_bytes_sent, ', ')
    event.log.upstream_connect_time     = split_last(event.log.upstream_connect_time, ', ')
    event.log.upstream_header_time      = split_last(event.log.upstream_header_time, ', ')
    event.log.upstream_response_length  = split_last(event.log.upstream_response_length, ', ')
    event.log.upstream_response_time    = split_last(event.log.upstream_response_time, ', ')
    event.log.upstream_status           = split_last(event.log.upstream_status, ', ')

    if event.log.upstream_addr == "" then
        event.log.upstream_addr = "127.0.0.1"
    end

    if (event.log.upstream_bytes_received == "-" or event.log.upstream_bytes_received == "") then
        event.log.upstream_bytes_received = "0"
    end

    if (event.log.upstream_bytes_sent == "-" or event.log.upstream_bytes_sent == "") then
        event.log.upstream_bytes_sent = "0"
    end

    if event.log.upstream_cache_status == "" then
        event.log.upstream_cache_status = "DISABLED"
    end

    if (event.log.upstream_connect_time == "-" or event.log.upstream_connect_time == "") then
        event.log.upstream_connect_time = "0"
    end

    if (event.log.upstream_header_time == "-" or event.log.upstream_header_time == "") then
        event.log.upstream_header_time = "0"
    end

    if (event.log.upstream_response_length == "-" or event.log.upstream_response_length == "") then
        event.log.upstream_response_length = "0"
    end

    if (event.log.upstream_response_time == "-" or event.log.upstream_response_time == "") then
        event.log.upstream_response_time = "0"
    end

    if (event.log.upstream_status == "-" or event.log.upstream_status == "") then
        event.log.upstream_status = "0"
    end

    emit(event)

  end
  """

[transforms.nginx_parse_remove_fields]
    inputs                              = [ "nginx_parse_add_defaults" ]
    type                                = "remove_fields"
    fields                              = ["data", "file", "host", "source_type"]

[transforms.nginx_parse_coercer]

    type                                = "coercer"
    inputs                              = ["nginx_parse_remove_fields"]

    types.request_length = "int"
    types.request_time = "float"

    types.response_status = "int"
    types.response_body_bytes_sent = "int"

    types.remote_port = "int"

    types.upstream_bytes_received = "int"
    types.upstream_bytes_send = "int"
    types.upstream_connect_time = "float"
    types.upstream_header_time = "float"
    types.upstream_response_length = "int"
    types.upstream_response_time = "float"
    types.upstream_status = "int"

    types.timestamp = "timestamp"

[sinks.nginx_output_clickhouse]
    inputs   = ["nginx_parse_coercer"]
    type     = "clickhouse"

    database = "vector"
    healthcheck = true
    host = "http://172.26.10.109:8123" #   Clickhouse
    table = "logs"

    encoding.timestamp_format = "unix"

    buffer.type = "disk"
    buffer.max_size = 104900000
    buffer.when_full = "block"

    request.in_flight_limit = 20

[sinks.elasticsearch]
    type = "elasticsearch"
    inputs   = ["nginx_parse_coercer"]
    compression = "none"
    healthcheck = true
    # 172.26.10.116 -    elasticsearch
    host = "http://172.26.10.116:9200" 
    index = "vector-%Y-%m-%d"


transforms.nginx_parse_add_defaults.



CDN upstream_*



:



"upstream_addr": "128.66.0.10:443, 128.66.0.11:443, 128.66.0.12:443"
"upstream_bytes_received": "-, -, 123"
"upstream_status": "502, 502, 200"




service systemd /etc/systemd/system/vector.service



# /etc/systemd/system/vector.service

[Unit]
Description=Vector
After=network-online.target
Requires=network-online.target

[Service]
User=vector
Group=vector
ExecStart=/usr/bin/vector
ExecReload=/bin/kill -HUP $MAINPID
Restart=no
StandardOutput=syslog
StandardError=syslog
SyslogIdentifier=vector

[Install]
WantedBy=multi-user.target


Vector



systemctl enable vector
systemctl start vector


vector



journalctl -f -u vector




INFO vector::topology::builder: Healthcheck: Passed.
INFO vector::topology::builder: Healthcheck: Passed.


(Web server) β€” 1-



c nginx ipv6, logs clickhouse upstream_addr IPv4, ipv6 . ipv6 , :



DB::Exception: Invalid IPv4 value.: (while read the value of key upstream_addr)


, ipv6.



/etc/sysctl.d/98-disable-ipv6.conf



net.ipv6.conf.all.disable_ipv6 = 1
net.ipv6.conf.default.disable_ipv6 = 1
net.ipv6.conf.lo.disable_ipv6 = 1




sysctl --system


nginx.



nginx /etc/yum.repos.d/nginx.repo



[nginx-stable]
name=nginx stable repo
baseurl=http://nginx.org/packages/centos/$releasever/$basearch/
gpgcheck=1
enabled=1
gpgkey=https://nginx.org/keys/nginx_signing.key
module_hotfixes=true


nginx



yum install -y nginx


Nginx /etc/nginx/nginx.conf



user  nginx;
# you must set worker processes based on your CPU cores, nginx does not benefit from setting more than that
worker_processes auto; #some last versions calculate it automatically

# number of file descriptors used for nginx
# the limit for the maximum FDs on the server is usually set by the OS.
# if you don't set FD's then OS settings will be used which is by default 2000
worker_rlimit_nofile 100000;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;

# provides the configuration file context in which the directives that affect connection processing are specified.
events {
    # determines how much clients will be served per worker
    # max clients = worker_connections * worker_processes
    # max clients is also limited by the number of socket connections available on the system (~64k)
    worker_connections 4000;

    # optimized to serve many clients with each thread, essential for linux -- for testing environment
    use epoll;

    # accept as many connections as possible, may flood worker connections if set too low -- for testing environment
    multi_accept on;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

log_format vector escape=json
    '{'
        '"node_name":"nginx-vector",'
        '"timestamp":"$time_iso8601",'
        '"server_name":"$server_name",'
        '"request_full": "$request",'
        '"request_user_agent":"$http_user_agent",'
        '"request_http_host":"$http_host",'
        '"request_uri":"$request_uri",'
        '"request_scheme": "$scheme",'
        '"request_method":"$request_method",'
        '"request_length":"$request_length",'
        '"request_time": "$request_time",'
        '"request_referrer":"$http_referer",'
        '"response_status": "$status",'
        '"response_body_bytes_sent":"$body_bytes_sent",'
        '"response_content_type":"$sent_http_content_type",'
        '"remote_addr": "$remote_addr",'
        '"remote_port": "$remote_port",'
        '"remote_user": "$remote_user",'
        '"upstream_addr": "$upstream_addr",'
        '"upstream_bytes_received": "$upstream_bytes_received",'
        '"upstream_bytes_sent": "$upstream_bytes_sent",'
        '"upstream_cache_status":"$upstream_cache_status",'
        '"upstream_connect_time":"$upstream_connect_time",'
        '"upstream_header_time":"$upstream_header_time",'
        '"upstream_response_length":"$upstream_response_length",'
        '"upstream_response_time":"$upstream_response_time",'
        '"upstream_status": "$upstream_status",'
        '"upstream_content_type":"$upstream_http_content_type"'
    '}';

    access_log  /var/log/nginx/access.log  main;
    access_log  /var/log/nginx/access.json.log vector;      #     json

    sendfile        on;
    #tcp_nopush     on;

    keepalive_timeout  65;

    #gzip  on;

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


, Nginx access_log



access_log  /var/log/nginx/access.log  main;            #  
access_log  /var/log/nginx/access.json.log vector;      #     json


logrotate ( log .log)



default.conf /etc/nginx/conf.d/



rm -f /etc/nginx/conf.d/default.conf


/etc/nginx/conf.d/vhost1.conf



server {
    listen 80;
    server_name vhost1;
    location / {
        proxy_pass http://172.26.10.106:8080;
    }
}


/etc/nginx/conf.d/vhost2.conf



server {
    listen 80;
    server_name vhost2;
    location / {
        proxy_pass http://172.26.10.108:8080;
    }
}


/etc/nginx/conf.d/vhost3.conf



server {
    listen 80;
    server_name vhost3;
    location / {
        proxy_pass http://172.26.10.109:8080;
    }
}


/etc/nginx/conf.d/vhost4.conf



server {
    listen 80;
    server_name vhost4;
    location / {
        proxy_pass http://172.26.10.116:8080;
    }
}


/etc/hosts (172.26.10.106 ip nginx) :



172.26.10.106 vhost1
172.26.10.106 vhost2
172.26.10.106 vhost3
172.26.10.106 vhost4




nginx -t 
systemctl restart nginx


Vector



yum install -y https://packages.timber.io/vector/0.9.X/vector-x86_64.rpm


systemd /etc/systemd/system/vector.service



[Unit]
Description=Vector
After=network-online.target
Requires=network-online.target

[Service]
User=vector
Group=vector
ExecStart=/usr/bin/vector
ExecReload=/bin/kill -HUP $MAINPID
Restart=no
StandardOutput=syslog
StandardError=syslog
SyslogIdentifier=vector

[Install]
WantedBy=multi-user.target


Filebeat /etc/vector/vector.toml. IP 172.26.10.108 β€” IP log (Vector-Server)



data_dir = "/var/lib/vector"

[sources.nginx_file]
  type                          = "file"
  include                       = [ "/var/log/nginx/access.json.log" ]
  start_at_beginning            = false
  fingerprinting.strategy       = "device_and_inode"

[sinks.nginx_output_vector]
  type                          = "vector"
  inputs                        = [ "nginx_file" ]

  address                       = "172.26.10.108:9876"


vector log . , nginx centos adm.



usermod -a -G adm vector


vector



systemctl enable vector
systemctl start vector


vector



journalctl -f -u vector




INFO vector::topology::builder: Healthcheck: Passed.




Apache benchmark.



httpd-tools



Apache benchmark c 4 screen. screen, Apache benchmark. screen .



C 1-



while true; do ab -H "User-Agent: 1server" -c 100 -n 10 -t 10 http://vhost1/; sleep 1; done


C 2-



while true; do ab -H "User-Agent: 2server" -c 100 -n 10 -t 10 http://vhost2/; sleep 1; done


C 3-



while true; do ab -H "User-Agent: 3server" -c 100 -n 10 -t 10 http://vhost3/; sleep 1; done


C 4-



while true; do ab -H "User-Agent: 4server" -c 100 -n 10 -t 10 http://vhost4/; sleep 1; done


Clickhouse



Clickhouse



clickhouse-client -h 172.26.10.109 -m


SQL



SELECT * FROM vector.logs;

β”Œβ”€node_name────┬───────────timestamp─┬─server_name─┬─user_id─┬─request_full───┬─request_user_agent─┬─request_http_host─┬─request_uri─┬─request_scheme─┬─request_method─┬─request_length─┬─request_time─┬─request_referrer─┬─response_status─┬─response_body_bytes_sent─┬─response_content_type─┬───remote_addr─┬─remote_port─┬─remote_user─┬─upstream_addr─┬─upstream_port─┬─upstream_bytes_received─┬─upstream_bytes_sent─┬─upstream_cache_status─┬─upstream_connect_time─┬─upstream_header_time─┬─upstream_response_length─┬─upstream_response_time─┬─upstream_status─┬─upstream_content_type─┐
β”‚ nginx-vector β”‚ 2020-08-07 04:32:42 β”‚ vhost1      β”‚         β”‚ GET / HTTP/1.0 β”‚ 1server            β”‚ vhost1            β”‚ /           β”‚ http           β”‚ GET            β”‚             66 β”‚        0.028 β”‚                  β”‚             404 β”‚                       27 β”‚                       β”‚ 172.26.10.106 β”‚       45886 β”‚             β”‚ 172.26.10.106 β”‚             0 β”‚                     109 β”‚                  97 β”‚ DISABLED              β”‚                     0 β”‚                0.025 β”‚                       27 β”‚                  0.029 β”‚             404 β”‚                       β”‚
└──────────────┴─────────────────────┴─────────────┴─────────┴────────────────┴────────────────────┴───────────────────┴─────────────┴────────────────┴────────────────┴────────────────┴──────────────┴──────────────────┴─────────────────┴──────────────────────────┴───────────────────────┴───────────────┴─────────────┴─────────────┴───────────────┴───────────────┴─────────────────────────┴─────────────────────┴───────────────────────┴───────────────────────┴──────────────────────┴──────────────────────────┴────────────────────────┴─────────────────┴───────────────────────


Clickhouse



select concat(database, '.', table)                         as table,
       formatReadableSize(sum(bytes))                       as size,
       sum(rows)                                            as rows,
       max(modification_time)                               as latest_modification,
       sum(bytes)                                           as bytes_size,
       any(engine)                                          as engine,
       formatReadableSize(sum(primary_key_bytes_in_memory)) as primary_keys_size
from system.parts
where active
group by database, table
order by bytes_size desc;


Clickhouse .





logs 857.19 .





Elasticsearch 4,5.



vector Clickhouse 4500/857.19 = 5.24 Elasticsearch.



vector compression .



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