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# This only tests if YARN is able to start its services
import ../make-test-python.nix ({ package, ... }: {
name = "hadoop-yarn";
nodes = {
resourcemanager = { ... }: {
services.hadoop = {
inherit package;
yarn.resourcemanager = {
enable = true;
openFirewall = true;
};
};
};
nodemanager = { options, lib, ... }: {
services.hadoop = {
inherit package;
yarn.nodemanager = {
enable = true;
openFirewall = true;
};
yarnSite = options.services.hadoop.yarnSite.default // {
"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")
'';
})
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