/usr/sbin/mc-peermap is in mcollective-plugins-stomputil 0.0.0~git20120507.df2fa81-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 | #!/usr/bin/ruby
# Produce a simple textual map of a STOMP based
# mcollective network
#
# If you give a fact name as argument each STOMP
# server will display this fact next to some stats
require 'mcollective'
include MCollective::RPC
if ARGV.size > 0
fact = ARGV[0]
else
fact = nil
end
# gets all the peers from the network
def getpeers(client)
peers = {}
peer_resp_times = {}
starttime = nil
client.peer_info do |resp|
starttime = Time.now.to_f unless starttime
data = resp[:body][:data]
desthost = data[:desthost]
peers[desthost] ||= {:hosts => [], :pings => []}
peers[desthost][:hosts] << resp[:senderid]
peers[desthost][:pings] << Time.now.to_f - starttime
end
peers
end
# Shows all the nodes connected to a specific stomp server
def showserver(peers, server, fact)
rpc = rpcclient("rpcutil")
rpc.progress = false
facts = rpc.custom_request("get_fact", {:fact => fact}, server, {"identity" => server}) if fact
nodecount = peers[server][:hosts].size
avgping = peers[server][:pings].inject{ |sum, el| sum + el } / peers[server][:pings].size * 1000
if fact
puts "%s -+ %i nodes with %.2fms average ping [%s] " % [server, nodecount, avgping, facts.first[:data][:value] ]
else
puts "%s -+ %i nodes with %.2fms average ping" % [server, nodecount, avgping ]
end
peers[server][:hosts].each do |s|
print " " * server.length
puts " |-#{s}"
end
end
# Walks all the servers and shows each
def shownetwork(peers, server=nil, fact=nil)
if server
if peers.include?(server)
showserver(peers, server, fact)
else
puts "The network doesn't include #{server}"
end
else
peers.keys.sort.each do |peer|
showserver(peers, peer, fact)
puts
end
end
end
shelper = rpcclient("stomputil")
shelper.progress = false
shownetwork(getpeers(shelper), nil, fact)
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