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Merge pull request #90157 from obsidiansystems/socket-based-ipfs
Add socket-based IPFS support
This commit is contained in:
John Ericson
GitHub
commit
1c4480e931
@ -1,69 +1,17 @@
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{ config, lib, pkgs, ... }:
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{ config, lib, pkgs, options, ... }:
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with lib;
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let
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inherit (pkgs) ipfs runCommand makeWrapper;
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cfg = config.services.ipfs;
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opt = options.services.ipfs;
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ipfsFlags = toString ([
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(optionalString cfg.autoMount "--mount")
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#(optionalString cfg.autoMigrate "--migrate")
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(optionalString cfg.enableGC "--enable-gc")
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(optionalString (cfg.serviceFdlimit != null) "--manage-fdlimit=false")
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(optionalString (cfg.defaultMode == "offline") "--offline")
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(optionalString (cfg.defaultMode == "norouting") "--routing=none")
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] ++ cfg.extraFlags);
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defaultDataDir = if versionAtLeast config.system.stateVersion "17.09" then
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"/var/lib/ipfs" else
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"/var/lib/ipfs/.ipfs";
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# Wrapping the ipfs binary with the environment variable IPFS_PATH set to dataDir because we can't set it in the user environment
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wrapped = runCommand "ipfs" { buildInputs = [ makeWrapper ]; preferLocalBuild = true; } ''
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mkdir -p "$out/bin"
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makeWrapper "${ipfs}/bin/ipfs" "$out/bin/ipfs" \
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--set IPFS_PATH ${cfg.dataDir} \
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--prefix PATH : /run/wrappers/bin
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'';
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commonEnv = {
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environment.IPFS_PATH = cfg.dataDir;
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path = [ wrapped ];
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serviceConfig.User = cfg.user;
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serviceConfig.Group = cfg.group;
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};
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baseService = recursiveUpdate commonEnv {
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wants = [ "ipfs-init.service" ];
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# NB: migration must be performed prior to pre-start, else we get the failure message!
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preStart = optionalString cfg.autoMount ''
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ipfs --local config Mounts.FuseAllowOther --json true
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ipfs --local config Mounts.IPFS ${cfg.ipfsMountDir}
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ipfs --local config Mounts.IPNS ${cfg.ipnsMountDir}
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'' + concatStringsSep "\n" (collect
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isString
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(mapAttrsRecursive
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(path: value:
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# Using heredoc below so that the value is never improperly quoted
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''
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read value <<EOF
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${builtins.toJSON value}
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EOF
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ipfs --local config --json "${concatStringsSep "." path}" "$value"
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'')
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({ Addresses.API = cfg.apiAddress;
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Addresses.Gateway = cfg.gatewayAddress;
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Addresses.Swarm = cfg.swarmAddress;
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} //
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cfg.extraConfig))
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);
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serviceConfig = {
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ExecStart = "${wrapped}/bin/ipfs daemon ${ipfsFlags}";
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Restart = "on-failure";
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RestartSec = 1;
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} // optionalAttrs (cfg.serviceFdlimit != null) { LimitNOFILE = cfg.serviceFdlimit; };
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};
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in {
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###### interface
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@ -88,7 +36,9 @@ in {
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dataDir = mkOption {
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type = types.str;
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default = defaultDataDir;
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default = if versionAtLeast config.system.stateVersion "17.09"
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then "/var/lib/ipfs"
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else "/var/lib/ipfs/.ipfs";
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description = "The data dir for IPFS";
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};
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@ -98,18 +48,6 @@ in {
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description = "systemd service that is enabled by default";
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};
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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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The daemon will need to be able to download a binary from https://ipfs.io to perform the migration.
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'';
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};
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*/
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autoMount = mkOption {
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type = types.bool;
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default = false;
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@ -199,13 +137,21 @@ in {
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example = 64*1024;
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};
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startWhenNeeded = mkOption {
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type = types.bool;
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default = false;
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description = "Whether to use socket activation to start IPFS when needed.";
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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 = [ wrapped ];
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environment.systemPackages = [ pkgs.ipfs ];
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environment.variables.IPFS_PATH = cfg.dataDir;
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programs.fuse = mkIf cfg.autoMount {
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userAllowOther = true;
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};
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@ -234,10 +180,14 @@ in {
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"d '${cfg.ipnsMountDir}' - ${cfg.user} ${cfg.group} - -"
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];
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systemd.services.ipfs-init = recursiveUpdate commonEnv {
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systemd.packages = [ pkgs.ipfs ];
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systemd.services.ipfs-init = {
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description = "IPFS Initializer";
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before = [ "ipfs.service" "ipfs-offline.service" "ipfs-norouting.service" ];
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environment.IPFS_PATH = cfg.dataDir;
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path = [ pkgs.ipfs ];
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script = ''
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if [[ ! -f ${cfg.dataDir}/config ]]; then
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@ -251,34 +201,63 @@ in {
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fi
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'';
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wantedBy = [ "default.target" ];
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serviceConfig = {
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Type = "oneshot";
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RemainAfterExit = true;
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User = cfg.user;
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Group = cfg.group;
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};
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};
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# TODO These 3 definitions possibly be further abstracted through use of a function
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# like: mutexServices "ipfs" [ "", "offline", "norouting" ] { ... shared conf here ... }
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systemd.services.ipfs = {
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path = [ "/run/wrappers" pkgs.ipfs ];
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environment.IPFS_PATH = cfg.dataDir;
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systemd.services.ipfs = recursiveUpdate baseService {
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description = "IPFS Daemon";
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wantedBy = mkIf (cfg.defaultMode == "online") [ "multi-user.target" ];
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after = [ "network.target" "ipfs-init.service" ];
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conflicts = [ "ipfs-offline.service" "ipfs-norouting.service"];
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wants = [ "ipfs-init.service" ];
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after = [ "ipfs-init.service" ];
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preStart = optionalString cfg.autoMount ''
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ipfs --local config Mounts.FuseAllowOther --json true
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ipfs --local config Mounts.IPFS ${cfg.ipfsMountDir}
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ipfs --local config Mounts.IPNS ${cfg.ipnsMountDir}
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'' + concatStringsSep "\n" (collect
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isString
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(mapAttrsRecursive
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(path: value:
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# Using heredoc below so that the value is never improperly quoted
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''
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read value <<EOF
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${builtins.toJSON value}
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EOF
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ipfs --local config --json "${concatStringsSep "." path}" "$value"
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'')
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({ Addresses.API = cfg.apiAddress;
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Addresses.Gateway = cfg.gatewayAddress;
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Addresses.Swarm = cfg.swarmAddress;
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} //
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cfg.extraConfig))
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);
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serviceConfig = {
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ExecStart = ["" "${pkgs.ipfs}/bin/ipfs daemon ${ipfsFlags}"];
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User = cfg.user;
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Group = cfg.group;
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} // optionalAttrs (cfg.serviceFdlimit != null) { LimitNOFILE = cfg.serviceFdlimit; };
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} // optionalAttrs (!cfg.startWhenNeeded) {
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wantedBy = [ "default.target" ];
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};
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systemd.services.ipfs-offline = recursiveUpdate baseService {
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description = "IPFS Daemon (offline mode)";
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wantedBy = mkIf (cfg.defaultMode == "offline") [ "multi-user.target" ];
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after = [ "ipfs-init.service" ];
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conflicts = [ "ipfs.service" "ipfs-norouting.service"];
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systemd.sockets.ipfs-gateway = {
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wantedBy = [ "sockets.target" ];
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socketConfig.ListenStream = [ "" ]
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++ lib.optional (cfg.gatewayAddress == opt.gatewayAddress.default) [ "127.0.0.1:8080" "[::1]:8080" ];
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};
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systemd.services.ipfs-norouting = recursiveUpdate baseService {
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description = "IPFS Daemon (no routing mode)";
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wantedBy = mkIf (cfg.defaultMode == "norouting") [ "multi-user.target" ];
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after = [ "ipfs-init.service" ];
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conflicts = [ "ipfs.service" "ipfs-offline.service"];
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systemd.sockets.ipfs-api = {
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wantedBy = [ "sockets.target" ];
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socketConfig.ListenStream = [ "" "%t/ipfs.sock" ]
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++ lib.optional (cfg.apiAddress == opt.apiAddress.default) [ "127.0.0.1:5001" "[::1]:5001" ];
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};
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};
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@ -21,5 +21,12 @@ import ./make-test-python.nix ({ pkgs, ...} : {
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)
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machine.succeed(f"ipfs cat /ipfs/{ipfs_hash.strip()} | grep fnord")
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ipfs_hash = machine.succeed(
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"echo fnord2 | ipfs --api /unix/run/ipfs.sock add | awk '{ print $2 }'"
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)
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machine.succeed(
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f"ipfs --api /unix/run/ipfs.sock cat /ipfs/{ipfs_hash.strip()} | grep fnord2"
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)
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'';
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})
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@ -26,6 +26,14 @@ buildGoModule rec {
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vendorSha256 = null;
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postInstall = ''
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install -D misc/systemd/ipfs.service $out/etc/systemd/system/ipfs.service
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install -D misc/systemd/ipfs-api.socket $out/etc/systemd/system/ipfs-api.socket
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install -D misc/systemd/ipfs-gateway.socket $out/etc/systemd/system/ipfs-gateway.socket
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substituteInPlace $out/etc/systemd/system/ipfs.service \
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--replace /usr/bin/ipfs $out/bin/ipfs
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'';
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meta = with stdenv.lib; {
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description = "A global, versioned, peer-to-peer filesystem";
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homepage = "https://ipfs.io/";
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