Something is starting at least
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1 changed files with 147 additions and 31 deletions
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@ -999,46 +999,162 @@ sudo nix run nixpkgs#ipmitool -- raw 0x30 0x30 0x02 0xff 0x00
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26966
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];
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}
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{
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({options, ...}: let
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toml = pkgs.formats.toml {};
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package = pkgs.kanidm;
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domain = "idm.h.lyte.dev";
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name = "kanidm";
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storage = "/storage/${name}";
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cert = "${storage}/certs/idm.h.lyte.dev.crt";
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key = "${storage}/certs/idm.h.lyte.dev.key";
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serverSettings = {
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inherit domain;
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bindaddress = "localhost:8443";
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# ldapbindaddress
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tls_chain = cert;
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tls_key = key;
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origin = "https://${domain}";
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db_path = "${storage}/data/kanidm.db";
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log_level = "debug";
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online_backup = {
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path = "${storage}/backups/";
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schedule = "00 22 * * *";
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# versions = 7;
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};
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};
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user = name;
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group = name;
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serverConfigFile = toml.generate "server.toml" serverSettings;
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in {
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# kanidm
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services.kanidm = {
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enableClient = true;
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enablePam = true;
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enableServer = true;
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serverSettings = {
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bindaddress = "[::]:8443";
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# ldapbindaddress
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# TODO: these will need permissions?
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tls_chain = "/var/lib/caddy/.local/share/caddy/certificates/acme-v02.api.letsencrypt.org-directory/idm.h.lyte.dev.crt";
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tls_key = "/var/lib/caddy/.local/share/caddy/certificates/acme-v02.api.letsencrypt.org-directory/idm.h.lyte.dev.key";
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domain = "idm.h.lyte.dev";
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origin = "https://idm.h.lyte.dev";
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# log_level
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online_backup = {
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path = "/storage/kanidm/backups/";
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schedule = "00 22 * * *";
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# versions = 7;
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config = {
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# we need a mechanism to get the certificates that caddy provisions for us
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systemd.timers."copy-kanidm-certificates-from-caddy" = {
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wantedBy = ["timers.target"];
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timerConfig = {
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OnBootSec = "10m"; # 10 minutes after booting
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OnUnitActiveSec = "5m"; # every 5 minutes afterwards
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Unit = "copy-kanidm-certificates-from-caddy.service";
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};
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};
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unixSettings = {
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uri = "https://idm.h.lyte.dev";
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pam_allowed_login_groups = [];
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# ca_path = "/path/to/ca.pem";
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systemd.services."copy-kanidm-certificates-from-caddy" = {
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script = ''
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umask 077
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install -d -m 0700 -o "${user}" -g "${group}" "${storage}/data" "${storage}/certs"
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rsync --no-perms --no-owner --no-group /var/lib/caddy/.local/share/caddy/certificates/acme-v02.api.letsencrypt.org-directory/idm.h.lyte.dev/idm.h.lyte.dev.crt "${cert}"
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rsync --no-perms --no-owner --no-group /var/lib/caddy/.local/share/caddy/certificates/acme-v02.api.letsencrypt.org-directory/idm.h.lyte.dev/idm.h.lyte.dev.key "${key}"
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chown "${user}:${group}" "${cert}" "${key}"
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'';
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path = with pkgs; [rsync];
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serviceConfig = {
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Type = "oneshot";
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User = "root";
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};
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};
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clientSettings = {
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uri = "https://idm.h.lyte.dev";
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# ca_path = "/tmp/cert.pem";
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environment.systemPackages = [package];
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# TODO: should I use this for /storage/kanidm/certs etc.?
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systemd.tmpfiles.settings."10-kanidm" = {
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"${serverSettings.online_backup.path}".d = {
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inherit user group;
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mode = "0700";
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};
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"${storage}/data".d = {
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inherit user group;
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mode = "0700";
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};
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};
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users.groups = {
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${group} = {};
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};
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users.users.${user} = {
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inherit group;
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description = "kanidm server";
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isSystemUser = true;
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packages = [package];
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};
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# the kanidm module in nixpkgs was not working for me, so I rolled my own
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# loosely based off it
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systemd.services.kanidm = {
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description = "kanidm identity management daemon";
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wantedBy = ["multi-user.target"];
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after = ["network.target"];
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requires = ["copy-kanidm-certificates-from-caddy.service"];
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# environment.RUST_LOG = serverSettings.log_level;
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serviceConfig = {
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StateDirectory = name;
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StateDirectoryMode = "0700";
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RuntimeDirectory = "${name}d";
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ExecStart = "${package}/bin/kanidmd server -c ${serverConfigFile}";
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User = user;
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Group = group;
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AmbientCapabilities = ["CAP_NET_BIND_SERVICE"];
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CapabilityBoundingSet = ["CAP_NET_BIND_SERVICE"];
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PrivateUsers = lib.mkForce false;
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PrivateNetwork = lib.mkForce false;
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RestrictAddressFamilies = ["AF_INET" "AF_INET6" "AF_UNIX"];
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# TemporaryFileSystem = "/:ro";
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DeviceAllow = "";
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LockPersonality = true;
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ProtectControlGroups = true;
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectKernelTunables = true;
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ProtectProc = "invisible";
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RestrictNamespaces = true;
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RestrictRealtime = true;
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RestrictSUIDSGID = true;
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SystemCallArchitectures = "native";
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SystemCallFilter = ["@system-service" "~@privileged @resources @setuid @keyring"];
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MemoryDenyWriteExecute = true;
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NoNewPrivileges = true;
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PrivateDevices = true;
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PrivateMounts = true;
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PrivateTmp = true;
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ProcSubset = "pid";
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ProtectClock = true;
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ProtectHome = true;
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ProtectHostname = true;
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BindReadOnlyPaths = [
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"${storage}/certs"
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];
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BindPaths = [
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"${storage}/data"
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# socket
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"/run/${name}d:/run/${name}d"
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# backups
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serverSettings.online_backup.path
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];
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};
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};
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# environment.etc."kanidm/server.toml" = {
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# mode = "0600";
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# group = "kanidm";
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# user = "kanidm";
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# };
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# environment.etc."kanidm/config" = {
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# mode = "0600";
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# group = "kanidm";
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# user = "kanidm";
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# };
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services.caddy.virtualHosts."idm.h.lyte.dev" = {
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extraConfig = ''reverse_proxy :8443'';
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};
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};
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services.caddy.virtualHosts."idm.h.lyte.dev" = {
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extraConfig = ''reverse_proxy :8443'';
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};
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}
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})
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];
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# TODO: non-root processes and services that access secrets need to be part of
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