Merge pull request #229111 from zimbatm/cloud-init-settings
cloud-init module: adopt the settings format
This commit is contained in:
Jonas Chevalier
GitHub
commit
d3ff0e4114
1 changed files with 158 additions and 125 deletions
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@ -2,18 +2,22 @@
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with lib;
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let cfg = config.services.cloud-init;
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path = with pkgs; [
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cloud-init
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iproute2
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nettools
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openssh
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shadow
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util-linux
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busybox
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] ++ optional cfg.btrfs.enable btrfs-progs
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++ optional cfg.ext4.enable e2fsprogs
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;
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let
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cfg = config.services.cloud-init;
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path = with pkgs; [
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cloud-init
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iproute2
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nettools
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openssh
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shadow
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util-linux
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busybox
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]
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++ optional cfg.btrfs.enable btrfs-progs
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++ optional cfg.ext4.enable e2fsprogs
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;
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settingsFormat = pkgs.formats.yaml { };
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cfgfile = settingsFormat.generate "cloud.cfg" cfg.settings;
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in
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{
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options = {
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@ -21,7 +25,7 @@ in
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enable = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc ''
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description = mdDoc ''
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Enable the cloud-init service. This services reads
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configuration metadata in a cloud environment and configures
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the machine according to this metadata.
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@ -40,7 +44,7 @@ in
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btrfs.enable = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc ''
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description = mdDoc ''
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Allow the cloud-init service to operate `btrfs` filesystem.
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'';
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};
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@ -48,7 +52,7 @@ in
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ext4.enable = mkOption {
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type = types.bool;
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default = true;
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description = lib.mdDoc ''
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description = mdDoc ''
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Allow the cloud-init service to operate `ext4` filesystem.
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'';
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};
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@ -56,141 +60,170 @@ in
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network.enable = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc ''
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description = mdDoc ''
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Allow the cloud-init service to configure network interfaces
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through systemd-networkd.
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'';
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};
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settings = mkOption {
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description = mdDoc ''
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Structured cloud-init configuration.
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'';
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type = types.submodule {
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freeformType = settingsFormat.type;
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};
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default = { };
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};
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config = mkOption {
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type = types.str;
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default = ''
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system_info:
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distro: nixos
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network:
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renderers: [ 'networkd' ]
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users:
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- root
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default = "";
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description = mdDoc ''
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raw cloud-init configuration.
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disable_root: false
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preserve_hostname: false
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cloud_init_modules:
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- migrator
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- seed_random
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- bootcmd
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- write-files
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- growpart
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- resizefs
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- update_hostname
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- resolv_conf
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- ca-certs
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- rsyslog
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- users-groups
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cloud_config_modules:
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- disk_setup
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- mounts
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- ssh-import-id
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- set-passwords
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- timezone
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- disable-ec2-metadata
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- runcmd
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- ssh
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cloud_final_modules:
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- rightscale_userdata
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- scripts-vendor
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- scripts-per-once
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- scripts-per-boot
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- scripts-per-instance
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- scripts-user
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- ssh-authkey-fingerprints
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- keys-to-console
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- phone-home
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- final-message
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- power-state-change
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'';
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description = lib.mdDoc "cloud-init configuration.";
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Takes precedence over the `settings` option if set.
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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config = {
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services.cloud-init.settings = {
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system_info = mkDefault {
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distro = "nixos";
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network = {
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renderers = [ "networkd" ];
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};
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};
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environment.etc."cloud/cloud.cfg".text = cfg.config;
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users = mkDefault [ "root" ];
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disable_root = mkDefault false;
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preserve_hostname = mkDefault false;
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cloud_init_modules = mkDefault [
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"migrator"
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"seed_random"
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"bootcmd"
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"write-files"
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"growpart"
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"resizefs"
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"update_hostname"
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"resolv_conf"
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"ca-certs"
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"rsyslog"
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"users-groups"
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];
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cloud_config_modules = mkDefault [
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"disk_setup"
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"mounts"
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"ssh-import-id"
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"set-passwords"
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"timezone"
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"disable-ec2-metadata"
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"runcmd"
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"ssh"
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];
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cloud_final_modules = mkDefault [
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"rightscale_userdata"
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"scripts-vendor"
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"scripts-per-once"
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"scripts-per-boot"
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"scripts-per-instance"
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"scripts-user"
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"ssh-authkey-fingerprints"
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"keys-to-console"
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"phone-home"
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"final-message"
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"power-state-change"
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];
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};
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} // (mkIf cfg.enable {
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environment.etc."cloud/cloud.cfg" =
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if cfg.config == "" then
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{ source = cfgfile; }
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else
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{ text = cfg.config; }
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;
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systemd.network.enable = cfg.network.enable;
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systemd.services.cloud-init-local =
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{ description = "Initial cloud-init job (pre-networking)";
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wantedBy = [ "multi-user.target" ];
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before = ["systemd-networkd.service"];
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path = path;
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serviceConfig =
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{ Type = "oneshot";
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ExecStart = "${pkgs.cloud-init}/bin/cloud-init init --local";
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RemainAfterExit = "yes";
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TimeoutSec = "infinity";
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StandardOutput = "journal+console";
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};
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systemd.services.cloud-init-local = {
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description = "Initial cloud-init job (pre-networking)";
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wantedBy = [ "multi-user.target" ];
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before = [ "systemd-networkd.service" ];
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path = path;
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serviceConfig = {
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Type = "oneshot";
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ExecStart = "${pkgs.cloud-init}/bin/cloud-init init --local";
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RemainAfterExit = "yes";
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TimeoutSec = "infinity";
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StandardOutput = "journal+console";
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};
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};
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systemd.services.cloud-init =
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{ description = "Initial cloud-init job (metadata service crawler)";
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wantedBy = [ "multi-user.target" ];
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wants = [ "network-online.target" "cloud-init-local.service"
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"sshd.service" "sshd-keygen.service" ];
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after = [ "network-online.target" "cloud-init-local.service" ];
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before = [ "sshd.service" "sshd-keygen.service" ];
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requires = [ "network.target"];
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path = path;
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serviceConfig =
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{ Type = "oneshot";
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ExecStart = "${pkgs.cloud-init}/bin/cloud-init init";
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RemainAfterExit = "yes";
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TimeoutSec = "infinity";
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StandardOutput = "journal+console";
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};
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systemd.services.cloud-init = {
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description = "Initial cloud-init job (metadata service crawler)";
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wantedBy = [ "multi-user.target" ];
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wants = [
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"network-online.target"
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"cloud-init-local.service"
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"sshd.service"
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"sshd-keygen.service"
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];
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after = [ "network-online.target" "cloud-init-local.service" ];
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before = [ "sshd.service" "sshd-keygen.service" ];
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requires = [ "network.target" ];
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path = path;
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serviceConfig = {
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Type = "oneshot";
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ExecStart = "${pkgs.cloud-init}/bin/cloud-init init";
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RemainAfterExit = "yes";
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TimeoutSec = "infinity";
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StandardOutput = "journal+console";
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};
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};
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systemd.services.cloud-config =
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{ description = "Apply the settings specified in cloud-config";
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wantedBy = [ "multi-user.target" ];
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wants = [ "network-online.target" ];
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after = [ "network-online.target" "syslog.target" "cloud-config.target" ];
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systemd.services.cloud-config = {
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description = "Apply the settings specified in cloud-config";
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wantedBy = [ "multi-user.target" ];
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wants = [ "network-online.target" ];
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after = [ "network-online.target" "syslog.target" "cloud-config.target" ];
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path = path;
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serviceConfig =
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{ Type = "oneshot";
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ExecStart = "${pkgs.cloud-init}/bin/cloud-init modules --mode=config";
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RemainAfterExit = "yes";
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TimeoutSec = "infinity";
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StandardOutput = "journal+console";
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};
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path = path;
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serviceConfig = {
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Type = "oneshot";
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ExecStart = "${pkgs.cloud-init}/bin/cloud-init modules --mode=config";
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RemainAfterExit = "yes";
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TimeoutSec = "infinity";
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StandardOutput = "journal+console";
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};
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};
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systemd.services.cloud-final =
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{ description = "Execute cloud user/final scripts";
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wantedBy = [ "multi-user.target" ];
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wants = [ "network-online.target" ];
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after = [ "network-online.target" "syslog.target" "cloud-config.service" "rc-local.service" ];
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requires = [ "cloud-config.target" ];
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path = path;
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serviceConfig =
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{ Type = "oneshot";
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ExecStart = "${pkgs.cloud-init}/bin/cloud-init modules --mode=final";
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RemainAfterExit = "yes";
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TimeoutSec = "infinity";
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StandardOutput = "journal+console";
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};
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systemd.services.cloud-final = {
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description = "Execute cloud user/final scripts";
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wantedBy = [ "multi-user.target" ];
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wants = [ "network-online.target" ];
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after = [ "network-online.target" "syslog.target" "cloud-config.service" "rc-local.service" ];
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requires = [ "cloud-config.target" ];
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path = path;
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serviceConfig = {
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Type = "oneshot";
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ExecStart = "${pkgs.cloud-init}/bin/cloud-init modules --mode=final";
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RemainAfterExit = "yes";
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TimeoutSec = "infinity";
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StandardOutput = "journal+console";
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};
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};
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systemd.targets.cloud-config =
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{ description = "Cloud-config availability";
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requires = [ "cloud-init-local.service" "cloud-init.service" ];
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};
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};
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systemd.targets.cloud-config = {
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description = "Cloud-config availability";
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requires = [ "cloud-init-local.service" "cloud-init.service" ];
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};
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});
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}
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