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		<title>2532252&gt;Jefferson em 16h38min de 22 de abril de 2015</title>
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&lt;p&gt;&lt;b&gt;Página nova&lt;/b&gt;&lt;/p&gt;&lt;div&gt;== Instalação e configuração de monitoramento com CACTI ==&lt;br /&gt;
&lt;br /&gt;
===Introdução===&lt;br /&gt;
&lt;br /&gt;
Procedimentos para instalação do cacti em sistemas operacionais Linux CentOS versão 5.x e 6.3, deve ser levando em consideração as diferentes versões e a localização de arquivos, tempo médio DOC 30 mins.&lt;br /&gt;
&lt;br /&gt;
  LSB Version:	:base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-noarch&lt;br /&gt;
  Distributor ID:	CentOS&lt;br /&gt;
  Description:	CentOS release 6.4 (Final)&lt;br /&gt;
  Release:	6.4&lt;br /&gt;
  Codename:	Final&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
===Instalação dos softwares necessários utilizando o YUM===&lt;br /&gt;
&lt;br /&gt;
  yum install mysql-server&lt;br /&gt;
  yum install net-snmp net-snmp-utils&lt;br /&gt;
  yum install cacti php-snmp&lt;br /&gt;
  yum install cacti-spine.x86_64 --enablerepo=rpmforge&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
===Configuração do servidor apache para aceitar conexões remotas===&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
  # vi /etc/httpd/conf.d/cacti.conf&lt;br /&gt;
  Alias /cacti    /usr/share/cacti&lt;br /&gt;
  &amp;lt;Directory /usr/share/cacti/&amp;gt;&lt;br /&gt;
        &amp;lt;IfModule mod_authz_core.c&amp;gt;&lt;br /&gt;
                # httpd 2.4&lt;br /&gt;
                Require host localhost&lt;br /&gt;
        &amp;lt;/IfModule&amp;gt;&lt;br /&gt;
        &amp;lt;IfModule !mod_authz_core.c&amp;gt;&lt;br /&gt;
                # httpd 2.2&lt;br /&gt;
                Order deny,allow&lt;br /&gt;
                Allow from all&lt;br /&gt;
                Allow from localhost&lt;br /&gt;
        &amp;lt;/IfModule&amp;gt;&lt;br /&gt;
  &amp;lt;/Directory&amp;gt;&lt;br /&gt;
  &amp;lt;Directory /usr/share/cacti/install&amp;gt;&lt;br /&gt;
        # mod_security overrides.&lt;br /&gt;
        # Uncomment these if you use mod_security.&lt;br /&gt;
        # allow POST of application/x-www-form-urlencoded during install&lt;br /&gt;
        #SecRuleRemoveById 960010&lt;br /&gt;
        # permit the specification of the rrdtool paths during install&lt;br /&gt;
        #SecRuleRemoveById 900011&lt;br /&gt;
  &amp;lt;/Directory&amp;gt;&lt;br /&gt;
  &amp;lt;Directory /usr/share/cacti/log&amp;gt;&lt;br /&gt;
        &amp;lt;IfModule mod_authz_core.c&amp;gt;&lt;br /&gt;
                Require all denied&lt;br /&gt;
        &amp;lt;/IfModule&amp;gt;&lt;br /&gt;
        &amp;lt;IfModule !mod_authz_core.c&amp;gt;&lt;br /&gt;
                Order deny,allow&lt;br /&gt;
                Allow from all&lt;br /&gt;
        &amp;lt;/IfModule&amp;gt;&lt;br /&gt;
  &amp;lt;/Directory&amp;gt;&lt;br /&gt;
  &amp;lt;Directory /usr/share/cacti/rra&amp;gt;&lt;br /&gt;
        &amp;lt;IfModule mod_authz_core.c&amp;gt;&lt;br /&gt;
                Require all denied&lt;br /&gt;
        &amp;lt;/IfModule&amp;gt;&lt;br /&gt;
        &amp;lt;IfModule !mod_authz_core.c&amp;gt;&lt;br /&gt;
                Order deny,allow&lt;br /&gt;
                Allow from all&lt;br /&gt;
        &amp;lt;/IfModule&amp;gt;&lt;br /&gt;
  &amp;lt;/Directory&amp;gt;&lt;br /&gt;
&lt;br /&gt;
===Reiniciando os serviços necessários===&lt;br /&gt;
&lt;br /&gt;
  # service httpd restart&lt;br /&gt;
  # service mysqld start&lt;br /&gt;
  # chkconfig mysqld on&lt;br /&gt;
  # chkconfig httpd on&lt;br /&gt;
&lt;br /&gt;
===Configurando o MySQL===&lt;br /&gt;
&lt;br /&gt;
Aqui estou considerando que o servidor não tem nenhum banco configurado e que a versão do cacti é a 0.8.8a-2&lt;br /&gt;
&lt;br /&gt;
  # mysqladmin --user=root create cacti&lt;br /&gt;
  # cd /usr/share/doc/cacti-0.8.8a/&lt;br /&gt;
  # cd /var/www/cacti&lt;br /&gt;
  # mysql cacti &amp;lt; cacti.sql&lt;br /&gt;
  # mysql&lt;br /&gt;
  # mysql&amp;gt; GRANT ALL ON cacti.* TO cacti@localhost IDENTIFIED BY &amp;#039;cacti&amp;#039;;&lt;br /&gt;
  # mysql&amp;gt; flush privileges;&lt;br /&gt;
  # mysql&amp;gt; quit&lt;br /&gt;
  # cd /usr/share/cacti/include/ ou /var/www/cacti&lt;br /&gt;
  # vi config.php&lt;br /&gt;
    ...&lt;br /&gt;
    $database_type = &amp;quot;mysql&amp;quot;;&lt;br /&gt;
    $database_default = &amp;quot;cacti&amp;quot;;&lt;br /&gt;
    $database_hostname = &amp;quot;localhost&amp;quot;;&lt;br /&gt;
    $database_username = &amp;quot;cacti&amp;quot;;&lt;br /&gt;
    $database_password = &amp;quot;cacti&amp;quot;;&lt;br /&gt;
    ...&lt;br /&gt;
  # cd ..&lt;br /&gt;
  # chown -R cacti rra/ log/&lt;br /&gt;
&lt;br /&gt;
===Configurando o spine===&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
  # usermod -s /bin/bash cacti&lt;br /&gt;
  # crontab -e&lt;br /&gt;
  ...&lt;br /&gt;
    */5 * * * * su - cacti -c &amp;quot;php /usr/share/cacti/poller.php &amp;gt; /dev/null 2&amp;gt;&amp;amp;1&amp;quot;&lt;br /&gt;
  ...&lt;br /&gt;
  # vi /etc/spine.conf&lt;br /&gt;
  ...&lt;br /&gt;
  DB_Host         localhost&lt;br /&gt;
  DB_Database     cacti&lt;br /&gt;
  DB_User         cacti&lt;br /&gt;
  DB_Pass         cacti&lt;br /&gt;
  DB_Port         3306&lt;br /&gt;
  DB_PreG         0&lt;br /&gt;
  ...&lt;br /&gt;
&lt;br /&gt;
===Configurando o Cacti===&lt;br /&gt;
&lt;br /&gt;
Abra o navegador internet e aponte para o endereço do servidor configurado e siga as instruções para o término da configuração.&lt;br /&gt;
&lt;br /&gt;
http://servidor.cancella.com.br/cacti&lt;br /&gt;
&lt;br /&gt;
Login: admin&lt;br /&gt;
Senha: admin&lt;br /&gt;
&lt;br /&gt;
Item de menu: Settings e depois Paths&lt;br /&gt;
Spine Poller File Path: /usr/bin/spine&lt;br /&gt;
Poller type: spine&lt;br /&gt;
&lt;br /&gt;
===Configurando o net-snmpd nos servidores que serão monitorados===&lt;br /&gt;
&lt;br /&gt;
  # yum install net-snmp net-snmp-utils&lt;br /&gt;
  # cp /usr/share/doc/net-snmp-5.5/EXAMPLE.conf /etc/snmp/snmpd.conf&lt;br /&gt;
  # vi /etc/snmp/snmpd.conf&lt;br /&gt;
    ...&lt;br /&gt;
    agentAddress  udp:127.0.0.1:161&lt;br /&gt;
    agentAddress  udp:10.25.10.9:161&lt;br /&gt;
    ...&lt;br /&gt;
    view   systemonly  included   .1.3.6.1.2.1&lt;br /&gt;
    view   systemonly  included   .1.3.6.1.2.1.25.1.1&lt;br /&gt;
    ...&lt;br /&gt;
    rocommunity public  default    -V systemonly&lt;br /&gt;
    rocommunity secret  10.25.10.0/24&lt;br /&gt;
    ...&lt;br /&gt;
  # service snmpd start&lt;br /&gt;
  # chkconfig snmpd on&lt;br /&gt;
  # snmpwalk -Os -v 2c -c public localhost&lt;br /&gt;
&lt;br /&gt;
===Alterando a senha de admin do Cacti===&lt;br /&gt;
&lt;br /&gt;
  # mysql -u root cacti&lt;br /&gt;
  # mysql&amp;gt; update user_auth set password = MD5(&amp;#039;nova-senha&amp;#039;) where username = &amp;#039;admin&amp;#039;;&lt;br /&gt;
&lt;br /&gt;
===Problemas com Time Zone===&lt;br /&gt;
&lt;br /&gt;
Se ocorrer mensagens de erro com o timezone semelhante a esta:&lt;br /&gt;
&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
PHP Warning:  date(): It is not safe to rely on the system&amp;#039;s timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected &amp;#039;America/Sao_Paulo&amp;#039; for &amp;#039;BRT/-3.0/no DST&amp;#039; instead in /usr/share/cacti/lib/functions.php on line 486&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
Edite o arquivo /etc/php.ini e ajuste a variável time_zone&lt;br /&gt;
&lt;br /&gt;
  date.timezone = &amp;#039;America/Sao_Paulo&amp;#039;&lt;br /&gt;
&lt;br /&gt;
[[Usuário:Danton Cancella|+55-31-8456-6829 - +55-31-3281-8901]] ([[Usuário Discussão:Danton Cancella|discussão]]) 09h30min de 4 de junho de 2013 (BRT)&lt;br /&gt;
&lt;br /&gt;
==Adicionar Host Windows==&lt;br /&gt;
&lt;br /&gt;
Primeiro habilitar o SNMP no windows, painel de controle &amp;gt; adicionar e remover programas &amp;gt; ativar ou desativar recursos do Windows &amp;gt; marcar PROTOCOLO SNMP e PROVEDOR DE SNMP &lt;br /&gt;
&lt;br /&gt;
Apos isto, ir em Ferramentas administrativas &amp;gt; Serviços &amp;gt; Abrir o Serviço SNMP e na aba Segurança, desmarcar a caixa Enviar interceptação de autenticação &amp;gt; Adicionar Comunidade (Ex: CANCELLA_PUBLIC) &amp;gt; Marcar Aceitar pacotes SNMP de qualquer host &amp;gt; ok e reiniciar o serviço SNMP&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[Category: TI]]&lt;br /&gt;
[[Category: LINUX]]&lt;br /&gt;
[[Category: FERRAMENTAS]]&lt;/div&gt;</summary>
		<author><name>2532252&gt;Jefferson</name></author>
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