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128 lines
2.7 KiB
Nix
128 lines
2.7 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.hbase;
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configFile = pkgs.writeText "hbase-site.xml" ''
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<configuration>
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<property>
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<name>hbase.rootdir</name>
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<value>file://${cfg.dataDir}/hbase</value>
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</property>
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<property>
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<name>hbase.zookeeper.property.dataDir</name>
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<value>${cfg.dataDir}/zookeeper</value>
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</property>
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</configuration>
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'';
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configDir = pkgs.runCommand "hbase-config-dir" { preferLocalBuild = true; } ''
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mkdir -p $out
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cp ${cfg.package}/conf/* $out/
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rm $out/hbase-site.xml
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ln -s ${configFile} $out/hbase-site.xml
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'' ;
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in {
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###### interface
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options = {
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services.hbase = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether to run HBase.
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'';
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};
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package = mkOption {
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type = types.package;
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default = pkgs.hbase;
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defaultText = "pkgs.hbase";
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example = literalExample "pkgs.hbase";
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description = ''
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HBase package to use.
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'';
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};
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user = mkOption {
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type = types.string;
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default = "hbase";
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description = ''
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User account under which HBase runs.
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'';
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};
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group = mkOption {
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type = types.string;
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default = "hbase";
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description = ''
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Group account under which HBase runs.
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'';
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};
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dataDir = mkOption {
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type = types.path;
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default = "/var/lib/hbase";
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description = ''
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Specifies location of HBase database files. This location should be
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writable and readable for the user the HBase service runs as
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(hbase by default).
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'';
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};
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logDir = mkOption {
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type = types.path;
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default = "/var/log/hbase";
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description = ''
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Specifies the location of HBase log files.
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'';
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};
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};
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};
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###### implementation
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config = mkIf config.services.hbase.enable {
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systemd.tmpfiles.rules = [
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"d '${cfg.dataDir}' - ${cfg.user} ${cfg.group} - -"
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"d '${cfg.logDir}' - ${cfg.user} ${cfg.group} - -"
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];
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systemd.services.hbase = {
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description = "HBase Server";
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wantedBy = [ "multi-user.target" ];
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environment = {
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JAVA_HOME = "${pkgs.jre}";
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HBASE_LOG_DIR = cfg.logDir;
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};
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serviceConfig = {
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User = cfg.user;
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Group = cfg.group;
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ExecStart = "${cfg.package}/bin/hbase --config ${configDir} master start";
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};
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};
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users.users.hbase = {
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description = "HBase Server user";
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group = "hbase";
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uid = config.ids.uids.hbase;
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};
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users.groups.hbase.gid = config.ids.gids.hbase;
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};
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}
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