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redis

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2025-07-24 15:58:48 +08:00
parent e3f8a84ff5
commit 7859803df5
1 changed files with 30 additions and 25 deletions
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modules/nixos/redis-cluster.nix
+30 -25
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@@ -227,10 +227,36 @@ in
OOMScoreAdjust = "-900";
};
in listToAttrs (map (serviceName: {
name = serviceName;
value = { inherit serviceConfig; };
}) redisServices);
# Redis service optimizations
redisServiceConfigs = listToAttrs (map (serviceName: {
name = serviceName;
value = { inherit serviceConfig; };
}) redisServices);
# Cluster initialization service
clusterInitService = mkIf cfg.createCluster {
redis-cluster-init = {
description = "Initialize Redis Cluster";
after = map (i: "redis-master-${toString i}.service") (range 0 (cfg.masters - 1));
wants = map (i: "redis-master-${toString i}.service") (range 0 (cfg.masters - 1));
wantedBy = [ "multi-user.target" ];
serviceConfig = {
Type = "oneshot";
RemainAfterExit = true;
ExecStart = let
masterNodes = concatStringsSep " " (map (i:
"${cfg.announceIp}:${toString (cfg.basePort + i)}"
) (range 0 (cfg.masters - 1)));
in "${pkgs.redis}/bin/redis-cli --cluster create ${masterNodes} --cluster-replicas ${toString cfg.replicasPerMaster} --cluster-yes";
# Wait for Redis instances to be ready
ExecStartPre = "${pkgs.bash}/bin/bash -c 'for i in {1..30}; do ${pkgs.redis}/bin/redis-cli -p ${toString cfg.basePort} ping && break || sleep 2; done'";
};
};
};
in redisServiceConfigs // clusterInitService;
# Firewall configuration
networking.firewall = mkIf cfg.openFirewall {
@@ -244,27 +270,6 @@ in
(map (i: cfg.basePort + cfg.masters + i + 10000) (range 0 (cfg.masters * cfg.replicasPerMaster - 1)));
};
# Cluster initialization script
systemd.services.redis-cluster-init = mkIf cfg.createCluster {
description = "Initialize Redis Cluster";
after = map (i: "redis-master-${toString i}.service") (range 0 (cfg.masters - 1));
wants = map (i: "redis-master-${toString i}.service") (range 0 (cfg.masters - 1));
wantedBy = [ "multi-user.target" ];
serviceConfig = {
Type = "oneshot";
RemainAfterExit = true;
ExecStart = let
masterNodes = concatStringsSep " " (map (i:
"${cfg.announceIp}:${toString (cfg.basePort + i)}"
) (range 0 (cfg.masters - 1)));
in "${pkgs.redis}/bin/redis-cli --cluster create ${masterNodes} --cluster-replicas ${toString cfg.replicasPerMaster} --cluster-yes";
# Wait for Redis instances to be ready
ExecStartPre = "${pkgs.bash}/bin/bash -c 'for i in {1..30}; do ${pkgs.redis}/bin/redis-cli -p ${toString cfg.basePort} ping && break || sleep 2; done'";
};
};
# Cluster management utilities
environment.systemPackages = [ pkgs.redis ];