still debugging blogbox
This commit is contained in:
alisceon
parent
2ac05607a2
commit
c41de5cd46
2 changed files with 221 additions and 16 deletions
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@ -37,6 +37,64 @@ let
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rsync -a --delete ${lib.escapeShellArg stateDir}/hugo-public/ ${lib.escapeShellArg publicDir}/
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'';
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};
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updateNamecheapDyndns = pkgs.writeShellApplication {
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name = "update-namecheap-dyndns";
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runtimeInputs = [
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pkgs.coreutils
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pkgs.ddclient
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];
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text = ''
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set -euo pipefail
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: "''${NAMECHEAP_DOMAIN:?Set NAMECHEAP_DOMAIN in /etc/blogbox-namecheap-ddns.env}"
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: "''${NAMECHEAP_PASSWORD:?Set NAMECHEAP_PASSWORD in /etc/blogbox-namecheap-ddns.env}"
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: "''${NAMECHEAP_HOSTS:?Set NAMECHEAP_HOSTS in /etc/blogbox-namecheap-ddns.env}"
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config_file="''${RUNTIME_DIRECTORY}/ddclient.conf"
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install -m 0600 /dev/null "$config_file"
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{
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printf 'daemon=0\n'
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printf 'cache=/var/cache/blogbox-dyndns/ddclient.cache\n'
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printf 'ssl=yes\n'
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printf 'protocol=namecheap\n'
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printf 'usev4=webv4, webv4=dynamicdns.park-your-domain.com/getip\n'
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printf 'server=dynamicdns.park-your-domain.com\n'
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printf 'login=%s\n' "$NAMECHEAP_DOMAIN"
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printf 'password=%s\n' "$NAMECHEAP_PASSWORD"
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printf '%s\n' "$NAMECHEAP_HOSTS"
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} > "$config_file"
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ddclient -file "$config_file"
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'';
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};
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ensureBlogboxSwapfile = pkgs.writeShellApplication {
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name = "ensure-blogbox-swapfile";
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runtimeInputs = [
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pkgs.coreutils
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pkgs.gnugrep
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pkgs.util-linux
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];
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text = ''
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set -euo pipefail
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if swapon --show=NAME --noheadings | grep -Fxq /swapfile; then
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exit 0
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fi
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if [ ! -f /swapfile ] || [ "$(stat -c %s /swapfile)" -ne 8589934592 ]; then
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rm -f /swapfile
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install -m 0600 /dev/null /swapfile
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fallocate -l 8G /swapfile || dd if=/dev/zero of=/swapfile bs=1M count=8192 status=none
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chmod 0600 /swapfile
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fi
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mkswap -f /swapfile
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swapon /swapfile
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'';
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};
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in
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{
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imports = [
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@ -48,10 +106,12 @@ in
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nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
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oci.efi = lib.mkForce false;
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virtualisation.diskSize = lib.mkForce (16 * 1024);
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networking = {
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hostName = "blogbox";
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networkmanager.enable = lib.mkForce false;
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useDHCP = lib.mkDefault true;
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firewall.allowedTCPPorts = [
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22
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80
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@ -60,6 +120,21 @@ in
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};
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boot = {
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initrd.availableKernelModules = [
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"virtio_pci"
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"virtio_blk"
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"virtio_scsi"
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"virtio_net"
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"xhci_pci"
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];
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kernelParams = lib.mkForce [
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"nvme.shutdown_timeout=10"
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"nvme_core.shutdown_timeout=10"
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"libiscsi.debug_libiscsi_eh=1"
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"crash_kexec_post_notifiers"
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"console=tty1"
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"console=ttyS0,115200n8"
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];
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kernelPackages = lib.mkForce pkgs.linuxPackages;
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loader.systemd-boot.configurationLimit = lib.mkForce 3;
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};
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@ -92,11 +167,19 @@ in
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users = {
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defaultUserShell = lib.mkForce pkgs.bash;
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groups.blogbox-dyndns = { };
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users.alisceon = {
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createHome = true;
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extraGroups = lib.mkForce [ "wheel" "systemd-journal" ];
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openssh.authorizedKeys.keys = [
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"ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBPN1Cd2UlHo03Jqgi5Yb4io/3gh/X4wCb8LcmKlpAovQa271CKDBtYOUKn+Fts03g6dBMfaWMty6VGPMGDMONmc= alisceon@electra"
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];
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shell = lib.mkForce pkgs.bash;
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};
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users.blogbox-dyndns = {
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group = "blogbox-dyndns";
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isSystemUser = true;
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};
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};
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alisceon = {
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@ -106,6 +189,8 @@ in
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nix = {
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settings = {
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cores = lib.mkForce 1;
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max-jobs = lib.mkForce 1;
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min-free = lib.mkForce (256 * 1024 * 1024);
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max-free = lib.mkForce (1024 * 1024 * 1024);
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};
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@ -115,6 +200,11 @@ in
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};
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};
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system.autoUpgrade = {
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persistent = lib.mkForce false;
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randomizedDelaySec = lib.mkForce "4h";
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};
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security = {
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acme = {
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acceptTerms = true;
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@ -125,6 +215,7 @@ in
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services = {
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openssh.settings = {
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KbdInteractiveAuthentication = false;
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PasswordAuthentication = false;
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PermitRootLogin = lib.mkForce "prohibit-password";
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};
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@ -164,7 +255,10 @@ in
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Nice = 10;
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IOSchedulingClass = "idle";
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LockPersonality = true;
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MemoryHigh = "384M";
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MemoryMax = "512M";
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NoNewPrivileges = true;
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OOMPolicy = "stop";
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PrivateDevices = true;
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PrivateIPC = true;
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ProtectClock = true;
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@ -186,17 +280,106 @@ in
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RestrictNamespaces = true;
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RestrictRealtime = true;
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SystemCallArchitectures = "native";
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TimeoutStartSec = "15min";
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UMask = "0022";
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};
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};
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services.blogbox-dyndns = {
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description = "Update Namecheap dynamic DNS records for Blogbox";
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after = [ "network-online.target" ];
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wants = [ "network-online.target" ];
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unitConfig.ConditionPathExists = "/etc/blogbox-namecheap-ddns.env";
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serviceConfig = {
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Type = "oneshot";
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User = "blogbox-dyndns";
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Group = "blogbox-dyndns";
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ExecStart = lib.getExe updateNamecheapDyndns;
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CacheDirectory = "blogbox-dyndns";
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EnvironmentFile = "/etc/blogbox-namecheap-ddns.env";
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LockPersonality = true;
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MemoryMax = "128M";
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MemoryDenyWriteExecute = true;
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NoNewPrivileges = true;
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OOMPolicy = "stop";
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PrivateDevices = true;
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PrivateIPC = true;
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PrivateTmp = true;
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ProtectClock = true;
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ProtectControlGroups = true;
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ProtectHome = true;
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ProtectHostname = 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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ProtectSystem = "strict";
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RestrictAddressFamilies = [
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"AF_INET"
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"AF_INET6"
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"AF_NETLINK"
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];
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RestrictNamespaces = true;
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RestrictRealtime = true;
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RestrictSUIDSGID = true;
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RuntimeDirectory = "blogbox-dyndns";
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RuntimeDirectoryMode = "0700";
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SystemCallArchitectures = "native";
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SystemCallErrorNumber = "EPERM";
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SystemCallFilter = "@system-service";
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TimeoutStartSec = "2min";
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UMask = "0177";
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};
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};
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timers.update-blogbox-site = {
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wantedBy = [ "timers.target" ];
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timerConfig = {
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OnCalendar = "5m";
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OnBootSec = "10min";
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OnUnitInactiveSec = "5min";
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Persistent = true;
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};
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};
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timers.blogbox-dyndns = {
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wantedBy = [ "timers.target" ];
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timerConfig = {
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OnBootSec = "5min";
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OnUnitInactiveSec = "10min";
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Persistent = true;
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};
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};
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};
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systemd.services.nixos-upgrade.serviceConfig = {
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IOSchedulingClass = "idle";
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MemoryHigh = "512M";
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MemoryMax = "768M";
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Nice = 15;
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OOMPolicy = "stop";
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};
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systemd.services.growpart.serviceConfig = {
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IOSchedulingClass = "idle";
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Nice = 15;
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TimeoutStartSec = "2min";
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};
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systemd.services.blogbox-swapfile = {
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description = "Create and enable Blogbox swapfile";
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after = [
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"sshd.service"
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"systemd-growfs-root.service"
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];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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Type = "oneshot";
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ExecStart = lib.getExe ensureBlogboxSwapfile;
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IOSchedulingClass = "idle";
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Nice = 19;
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RemainAfterExit = true;
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TimeoutStartSec = "20min";
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};
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};
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zramSwap = {
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@ -204,13 +387,6 @@ in
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memoryPercent = 50;
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};
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swapDevices = [
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{
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device = "/swapfile";
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size = 8 * 1024;
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}
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];
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virtualisation = {
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containers.enable = lib.mkForce false;
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docker.enable = lib.mkForce false;
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