Linux HA + Apache Rewrite Rules
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Linux HA + Apache Rewrite Rules - Presentation Transcript
- Topology
- All clients access virtual IP(192.168.42.20)
- Scenario 1
- All clients access MASTER through virtual IP(192.168.42.20)
- SLAVE is stand-by
- Scenario 2
- All clients access SLAVE through virtual IP(192.168.42.20)
- MASTER is down
- Pre-installation
- PLS install these 2 RPMs and Apache Http web server.
- - yum update (as usual ... )
- - yum install heartbeat drbd kmod-drbd (available in the extras repository)
- Master(hearbeat)
- Master(hearbeat)
- Master(Apache HTTP)
- Master(Apache HTTP)
- Master(Apache HTTP)
- Slave(Heartbeat)
- Slave(Heartbeat)
- Slave(Apache HTTP)
- Slave(Apache HTTP)
- Slave(Apache HTTP)
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