111 lines
2.5 KiB
Nix
111 lines
2.5 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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inherit (pkgs) ipfs;
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cfg = config.services.ipfs;
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ipfsFlags = ''${if cfg.autoMigrate then "--migrate" else ""} ${if cfg.enableGC then "--enable-gc" else ""} ${toString cfg.extraFlags}'';
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in
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{
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###### interface
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options = {
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services.ipfs = {
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enable = mkEnableOption "Interplanetary File System";
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user = mkOption {
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type = types.str;
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default = "ipfs";
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description = "User under which the IPFS daemon runs";
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};
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group = mkOption {
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type = types.str;
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default = "ipfs";
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description = "Group under which the IPFS daemon runs";
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};
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dataDir = mkOption {
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type = types.str;
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default = "/var/lib/ipfs";
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description = "The data dir for IPFS";
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};
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autoMigrate = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether IPFS should try to migrate the file system automatically.
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'';
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};
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enableGC = 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 enable automatic garbage collection.
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'';
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};
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extraFlags = mkOption {
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type = types.listOf types.str;
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description = "Extra flags passed to the IPFS daemon";
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default = [];
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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environment.systemPackages = [ pkgs.ipfs ];
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users.extraUsers = mkIf (cfg.user == "ipfs") {
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ipfs = {
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group = cfg.group;
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home = cfg.dataDir;
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createHome = false;
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uid = config.ids.uids.ipfs;
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description = "IPFS daemon user";
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};
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};
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users.extraGroups = mkIf (cfg.group == "ipfs") {
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ipfs = {
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gid = config.ids.gids.ipfs;
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};
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};
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systemd.services.ipfs = {
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description = "IPFS Daemon";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" "local-fs.target" ];
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path = [ pkgs.ipfs pkgs.su pkgs.bash ];
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preStart =
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''
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install -m 0755 -o ${cfg.user} -g ${cfg.group} -d ${cfg.dataDir}
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if [[ ! -d ${cfg.dataDir}/.ipfs ]]; then
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cd ${cfg.dataDir}
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${pkgs.su}/bin/su -s ${pkgs.bash}/bin/sh ${cfg.user} -c "${ipfs}/bin/ipfs init"
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fi
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'';
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serviceConfig = {
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ExecStart = "${ipfs}/bin/ipfs daemon ${ipfsFlags}";
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User = cfg.user;
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Group = cfg.group;
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PermissionsStartOnly = true;
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};
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};
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};
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}
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