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nixos/cassandra: Don't force SimpleSeedProvider 

If the `seedAddresses` is not set, don't force `SimpleSeedProvider` to
be in `seed_provider`. This could cause problems in a multi-datacenter
deployment when a different seed provider is preferred.
This commit is contained in:
Daniel Schaefer 2019-05-02 08:59:39 +02:00
parent 8e5ba87b36
commit 03503121da
1 changed files with 8 additions and 7 deletions
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15
nixos/modules/services/databases/cassandra.nix
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@ -12,16 +12,17 @@ let
cluster_name = cfg.clusterName;
partitioner = "org.apache.cassandra.dht.Murmur3Partitioner";
endpoint_snitch = "SimpleSnitch";
seed_provider =
[{ class_name = "org.apache.cassandra.locator.SimpleSeedProvider";
parameters = [ { seeds = concatStringsSep "," cfg.seedAddresses; } ];
}];
data_file_directories = [ "${cfg.homeDir}/data" ];
commitlog_directory = "${cfg.homeDir}/commitlog";
saved_caches_directory = "${cfg.homeDir}/saved_caches";
} // (if lib.versionAtLeast cfg.package.version "3"
then { hints_directory = "${cfg.homeDir}/hints"; }
else {})
} // (lib.optionalAttrs (cfg.seedAddresses != []) {
seed_provider = [{
class_name = "org.apache.cassandra.locator.SimpleSeedProvider";
parameters = [ { seeds = concatStringsSep "," cfg.seedAddresses; } ];
}];
}) // (lib.optionalAttrs (lib.versionAtLeast cfg.package.version "3") {
hints_directory = "${cfg.homeDir}/hints";
})
);
cassandraConfigWithAddresses = cassandraConfig //
( if cfg.listenAddress == null