# assuming your "primary" box is called "primary" with ip addr 10.0.0.10
# and your secondary box "secondary" with ip addr 10.0.0.11

####### in "secondary" config
darp_mode: distributed
DARP "secondary" {
  master "primary" {
   frequency: 1m
   hostname: 10.0.0.11
   secret: password
  }
}



######## in "primary" config
darp_mode: distributed
darp_tags: primary
darp_graph_location:    master


DARP "primary" {
  slave "secondary" {
    hostname: 10.0.0.11
    secret: password
    remote_url: http://10.0.0.11/
  }
}

# primary monitors "datacenter1", secondary monitors "datacenter2"
Group "servers-distributed" {
 Group "datacenter1" {
  darp_tags: primary
   Host "server1" {
    Service Ping
   }
 }
 Group "datacenter2" {
  darp_tags: secondary
  Host "server1" {
   Service Ping
  }
 }
}

# primary & secondary monitor redundantly.  if either detect a problem, alarm
Group "servers-redundant" {
 darp_mode: redundant
 darp_tags: primary secondary
 Group "datacenter1" {
   Host "server1" {
    Service Ping
   }
 }
 Group "datacenter2" {
  Host "server1" {
   Service Ping
  }
 }
}

# more of a mixed mode
Group "servers" {
 Group "datacenter1" {
   # alert if any argus cant connect to db
   Host "database" {
     darp_mode: redundant
     darp_tags: primary secondary
     Service Ping
  }
  # only monitor local logging server by primary argus server.
  Host "loghost" {
   darp_tags: primary
   Service Ping
  }
 }
 Group "datacenter2" {
  # monitor local logging server by secondary argus server
  darp_tags: secondary
  Service Ping
 }
}


Group "self" {
 graph: yes
 darp_mode: redundant
 darp_tags: primary secondary
 Service Self/idle {
  label: busy
  uname: busy
  title: Percent Busy
  calc: ave-rate
  scale: 0.01
 }
}