nixos/hbase: add thrift and rest servers

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illustris 2023-02-11 19:47:13 +05:30
parent 5d4dea59c1
commit 8f1c823ab0
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2 changed files with 141 additions and 104 deletions

View file

@ -5,11 +5,89 @@ let
cfg = config.services.hadoop;
hadoopConf = "${import ./conf.nix { inherit cfg pkgs lib; }}/";
mkIfNotNull = x: mkIf (x != null) x;
# generic hbase role options
hbaseRoleOption = name: extraOpts: {
enable = mkEnableOption (mdDoc "HBase ${name}");
openFirewall = mkOption {
type = types.bool;
default = false;
description = mdDoc "Open firewall ports for HBase ${name}.";
};
restartIfChanged = mkOption {
type = types.bool;
default = false;
description = mdDoc "Restart ${name} con config change.";
};
extraFlags = mkOption {
type = with types; listOf str;
default = [];
description = mdDoc "Extra flags for the ${name} service.";
};
environment = mkOption {
type = with types; attrsOf str;
default = {};
description = mdDoc "Environment variables passed to ${name}.";
};
} // extraOpts;
# generic hbase role configs
hbaseRoleConfig = name: ports: (mkIf cfg.hbase."${name}".enable {
services.hadoop.gatewayRole = {
enable = true;
enableHbaseCli = mkDefault true;
};
systemd.services."hbase-${toLower name}" = {
description = "HBase ${name}";
wantedBy = [ "multi-user.target" ];
path = with cfg; [ hbase.package ] ++ optional
(with cfg.hbase.master; enable && initHDFS) package;
preStart = mkIf (with cfg.hbase.master; enable && initHDFS)
(concatStringsSep "\n" (
map (x: "HADOOP_USER_NAME=hdfs hdfs --config /etc/hadoop-conf ${x}")[
"dfsadmin -safemode wait"
"dfs -mkdir -p ${cfg.hbase.rootdir}"
"dfs -chown hbase ${cfg.hbase.rootdir}"
]
));
inherit (cfg.hbase."${name}") environment;
script = concatStringsSep " " (
[
"hbase --config /etc/hadoop-conf/"
"${toLower name} start"
]
++ cfg.hbase."${name}".extraFlags
++ map (x: "--${toLower x} ${toString cfg.hbase.${name}.${x}}")
(filter (x: hasAttr x cfg.hbase.${name}) ["port" "infoPort"])
);
serviceConfig = {
User = "hbase";
SyslogIdentifier = "hbase-${toLower name}";
Restart = "always";
};
};
services.hadoop.hbaseSiteInternal."hbase.rootdir" = cfg.hbase.rootdir;
networking = {
firewall.allowedTCPPorts = mkIf cfg.hbase."${name}".openFirewall ports;
hosts = mkIf (with cfg.hbase.regionServer; enable && overrideHosts) {
"127.0.0.2" = mkForce [ ];
"::1" = mkForce [ ];
};
};
});
in
{
options.services.hadoop = {
gatewayRole.enableHbaseCli = mkEnableOption (lib.mdDoc "HBase CLI tools");
gatewayRole.enableHbaseCli = mkEnableOption (mdDoc "HBase CLI tools");
hbaseSiteDefault = mkOption {
default = {
@ -21,7 +99,7 @@ in
"hbase.cluster.distributed" = "true";
};
type = types.attrsOf types.anything;
description = lib.mdDoc ''
description = mdDoc ''
Default options for hbase-site.xml
'';
};
@ -30,7 +108,7 @@ in
type = with types; attrsOf anything;
example = literalExpression ''
'';
description = lib.mdDoc ''
description = mdDoc ''
Additional options and overrides for hbase-site.xml
<https://github.com/apache/hbase/blob/rel/2.4.11/hbase-common/src/main/resources/hbase-default.xml>
'';
@ -39,7 +117,7 @@ in
default = {};
type = with types; attrsOf anything;
internal = true;
description = lib.mdDoc ''
description = mdDoc ''
Internal option to add configs to hbase-site.xml based on module options
'';
};
@ -50,11 +128,11 @@ in
type = types.package;
default = pkgs.hbase;
defaultText = literalExpression "pkgs.hbase";
description = lib.mdDoc "HBase package";
description = mdDoc "HBase package";
};
rootdir = mkOption {
description = lib.mdDoc ''
description = mdDoc ''
This option will set "hbase.rootdir" in hbase-site.xml and determine
the directory shared by region servers and into which HBase persists.
The URL should be 'fully-qualified' to include the filesystem scheme.
@ -68,7 +146,7 @@ in
default = "/hbase";
};
zookeeperQuorum = mkOption {
description = lib.mdDoc ''
description = mdDoc ''
This option will set "hbase.zookeeper.quorum" in hbase-site.xml.
Comma separated list of servers in the ZooKeeper ensemble.
'';
@ -76,107 +154,36 @@ in
example = "zk1.internal,zk2.internal,zk3.internal";
default = null;
};
master = {
enable = mkEnableOption (lib.mdDoc "HBase Master");
initHDFS = mkEnableOption (lib.mdDoc "initialization of the hbase directory on HDFS");
openFirewall = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Open firewall ports for HBase master.
'';
} // (let
ports = port: infoPort: {
port = mkOption {
type = types.int;
default = port;
description = mdDoc "RPC port";
};
infoPort = mkOption {
type = types.int;
default = infoPort;
description = mdDoc "web UI port";
};
};
regionServer = {
enable = mkEnableOption (lib.mdDoc "HBase RegionServer");
overrideHosts = mkOption {
in mapAttrs hbaseRoleOption {
master.initHDFS = mkEnableOption (mdDoc "initialization of the hbase directory on HDFS");
regionServer.overrideHosts = mkOption {
type = types.bool;
default = true;
description = lib.mdDoc ''
description = mdDoc ''
Remove /etc/hosts entries for "127.0.0.2" and "::1" defined in nixos/modules/config/networking.nix
Regionservers must be able to resolve their hostnames to their IP addresses, through PTR records
or /etc/hosts entries.
'';
};
openFirewall = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Open firewall ports for HBase master.
'';
};
};
};
thrift = ports 9090 9095;
rest = ports 8080 8085;
});
};
config = mkMerge [
(mkIf cfg.hbase.master.enable {
services.hadoop.gatewayRole = {
enable = true;
enableHbaseCli = mkDefault true;
};
systemd.services.hbase-master = {
description = "HBase master";
wantedBy = [ "multi-user.target" ];
preStart = mkIf cfg.hbase.master.initHDFS ''
HADOOP_USER_NAME=hdfs ${cfg.package}/bin/hdfs --config ${hadoopConf} dfsadmin -safemode wait
HADOOP_USER_NAME=hdfs ${cfg.package}/bin/hdfs --config ${hadoopConf} dfs -mkdir -p ${cfg.hbase.rootdir}
HADOOP_USER_NAME=hdfs ${cfg.package}/bin/hdfs --config ${hadoopConf} dfs -chown hbase ${cfg.hbase.rootdir}
'';
serviceConfig = {
User = "hbase";
SyslogIdentifier = "hbase-master";
ExecStart = "${cfg.hbase.package}/bin/hbase --config ${hadoopConf} " +
"master start";
Restart = "always";
};
};
services.hadoop.hbaseSiteInternal."hbase.rootdir" = cfg.hbase.rootdir;
networking.firewall.allowedTCPPorts = mkIf cfg.hbase.master.openFirewall [
16000 16010
];
})
(mkIf cfg.hbase.regionServer.enable {
services.hadoop.gatewayRole = {
enable = true;
enableHbaseCli = mkDefault true;
};
systemd.services.hbase-regionserver = {
description = "HBase RegionServer";
wantedBy = [ "multi-user.target" ];
serviceConfig = {
User = "hbase";
SyslogIdentifier = "hbase-regionserver";
ExecStart = "${cfg.hbase.package}/bin/hbase --config /etc/hadoop-conf/ " +
"regionserver start";
Restart = "always";
};
};
services.hadoop.hbaseSiteInternal."hbase.rootdir" = cfg.hbase.rootdir;
networking = {
firewall.allowedTCPPorts = mkIf cfg.hbase.regionServer.openFirewall [
16020 16030
];
hosts = mkIf cfg.hbase.regionServer.overrideHosts {
"127.0.0.2" = mkForce [ ];
"::1" = mkForce [ ];
};
};
})
config = mkMerge ([
(mkIf cfg.gatewayRole.enable {
@ -192,5 +199,10 @@ in
isSystemUser = true;
};
})
];
] ++ (mapAttrsToList hbaseRoleConfig {
master = [ 16000 16010 ];
regionServer = [ 16020 16030 ];
thrift = with cfg.hbase.thrift; [ port infoPort ];
rest = with cfg.hbase.rest; [ port infoPort ];
}));
}

View file

@ -53,6 +53,24 @@ with pkgs.lib;
};
};
};
thrift = { ... }:{
services.hadoop = {
inherit coreSite;
hbase = {
inherit zookeeperQuorum;
thrift = defOpts;
};
};
};
rest = { ... }:{
services.hadoop = {
inherit coreSite;
hbase = {
inherit zookeeperQuorum;
rest = defOpts;
};
};
};
};
testScript = ''
@ -80,5 +98,12 @@ with pkgs.lib;
assert "1 active master, 0 backup masters, 1 servers" in master.succeed("echo status | HADOOP_USER_NAME=hbase hbase shell -n")
regionserver.wait_until_succeeds("echo \"create 't1','f1'\" | HADOOP_USER_NAME=hbase hbase shell -n")
assert "NAME => 'f1'" in regionserver.succeed("echo \"describe 't1'\" | HADOOP_USER_NAME=hbase hbase shell -n")
rest.wait_for_open_port(8080)
assert "${hbase.version}" in regionserver.succeed("curl http://rest:8080/version/cluster")
thrift.wait_for_open_port(9090)
'';
meta.maintainers = with maintainers; [ illustris ];
})