fuel-plugin-kafka/deployment_scripts/puppet/patches/zookeeper/templates/conf/zoo.cfg.erb

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# http://hadoop.apache.org/zookeeper/docs/current/zookeeperAdmin.html
# The number of milliseconds of each tick
tickTime=<%= @tick_time %>
# The number of ticks that the initial
# synchronization phase can take
initLimit=<%= @init_limit %>
# The number of ticks that can pass between
# sending a request and getting an acknowledgement
syncLimit=<%= @sync_limit %>
# the directory where the snapshot is stored.
dataDir=<%= @datastore %>
# Place the dataLogDir to a separate physical disc for better performance
<% if @datalogstore -%>
dataLogDir=<%= @datalogstore %>
<% else -%>
# dataLogDir=/disk2/zookeeper
<% end -%>
# the port at which the clients will connect
clientPort=<%= @client_port %>
# interface to bind
<% if @client_ip -%>
clientPortAddress=<%= @client_ip %>
<% else -%>
#clientPortAddress=
<% end -%>
# specify all zookeeper servers
# The fist port is used by followers to connect to the leader
# The second one is used for leader election
#server.UID1=zookeeper1:2888:3888
#server.UID2=zookeeper2:2888:3888
#server.UID3=zookeeper3:2888:3888
<% @servers.each do |k, h| -%>
<%# make sure port is not included in hostname %>
<% if h.index(':') -%>
<% h = h[0...(h.index(':'))] -%>
<% end -%>
<% server_id = k.split('-').last() -%>
<% if @observers.include? h -%>
<% observer_text=':observer' -%>
<% end -%>
<%= "server.#{server_id}=#{h}:%s:%s%s" % [ @election_port, @leader_port, observer_text ] -%>
<% end -%>
# To avoid seeks ZooKeeper allocates space in the transaction log file in
# blocks of preAllocSize kilobytes. The default block size is 64M. One reason
# for changing the size of the blocks is to reduce the block size if snapshots
# are taken more often. (Also, see snapCount).
#preAllocSize=65536
# Clients can submit requests faster than ZooKeeper can process them,
# especially if there are a lot of clients. To prevent ZooKeeper from running
# out of memory due to queued requests, ZooKeeper will throttle clients so that
# there is no more than globalOutstandingLimit outstanding requests in the
# system. The default limit is 1,000.ZooKeeper logs transactions to a
# transaction log. After snapCount transactions are written to a log file a
# snapshot is started and a new transaction log file is started. The default
# snapCount is 10,000.
snapCount=<%= @snap_count %>
# If this option is defined, requests will be will logged to a trace file named
# traceFile.year.month.day.
#traceFile=
# Leader accepts client connections. Default value is "yes". The leader machine
# coordinates updates. For higher update throughput at thes slight expense of
# read throughput the leader can be configured to not accept clients and focus
# on coordination.
<% if @leader -%>
leaderServes=yes
<% else -%>
leaderServes=no
<% end -%>
# Since 3.4.0: When enabled, ZooKeeper auto purge feature retains the autopurge.
# snapRetainCount most recent snapshots and the corresponding transaction logs
# in the dataDir and dataLogDir respectively and deletes the rest.
# Defaults to 3. Minimum value is 3.
autopurge.snapRetainCount=<%= @snap_retain_count %>
# Since 3.4.0: The time interval in hours for which the purge task has to be
# triggered. Set to a positive integer (1 and above) to enable the auto purging.
# Defaults to 0.
autopurge.purgeInterval=<%= @purge_interval %>
# Maximum allowed connections
<% if @max_allowed_connections -%>
maxClientCnxns=<%= @max_allowed_connections %>
<% else -%>
#maxClientCnxns=60
<% end -%>
<% if @peer_type != 'UNSET' -%>
# Zookeeper peer type
peerType=<%= @peer_type %>
<% end -%>
# The minimum session timeout in milliseconds that the server will allow the # client to negotiate. Defaults to 2 times the tickTime.
<% if @min_session_timeout -%>
minSessionTimeout=<%= @min_session_timeout %>
<% else -%>
#minSessionTimeout=2
<% end -%>
# The maximum session timeout in milliseconds that the server will allow the # client to negotiate. Defaults to 20 times the tickTime.
<% if @max_session_timeout -%>
maxSessionTimeout=<%= @max_session_timeout %>
<% else -%>
#maxSessionTimeout=20
<% end -%>