depot/third_party/nixpkgs/nixos/tests/hadoop/yarn.nix
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GitOrigin-RevId: bc5d68306b40b8522ffb69ba6cff91898c2fbbff
2021-12-06 17:07:01 +01:00

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Nix

# This only tests if YARN is able to start its services
import ../make-test-python.nix ({...}: {
nodes = {
resourcemanager = {pkgs, ...}: {
services.hadoop.package = pkgs.hadoop;
services.hadoop.yarn.resourcemanager.enable = true;
services.hadoop.yarnSite = {
"yarn.resourcemanager.scheduler.class" = "org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler";
};
};
nodemanager = {pkgs, ...}: {
services.hadoop.package = pkgs.hadoop;
services.hadoop.yarn.nodemanager.enable = true;
services.hadoop.yarnSite = {
"yarn.resourcemanager.hostname" = "resourcemanager";
"yarn.nodemanager.log-dirs" = "/tmp/userlogs";
};
};
};
testScript = ''
start_all()
resourcemanager.wait_for_unit("yarn-resourcemanager")
resourcemanager.wait_for_unit("network.target")
resourcemanager.wait_for_open_port(8031)
resourcemanager.wait_for_open_port(8088)
nodemanager.wait_for_unit("yarn-nodemanager")
nodemanager.wait_for_unit("network.target")
nodemanager.wait_for_open_port(8042)
resourcemanager.succeed("curl -f http://localhost:8088")
nodemanager.succeed("curl -f http://localhost:8042")
'';
})