67 lines
2.4 KiB
Nix
67 lines
2.4 KiB
Nix
# Copyright 2025 Emile Clark-Boman
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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{nib, ...}: rec {
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# abstract node instance that stores all default values
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templateNode = name: system: let
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Terminal = nib.types.Terminal;
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missing = msg: path:
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Terminal (abort ''
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Each Cerulean Nexus node is required to specify ${msg}!
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Ensure `cerulean.nexus.nodes.${name}.${path}` exists under your call to `cerulean.mkNexus`.
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'');
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in {
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system = missing "its system type" "system"; # intentionally left missing!! (to raise errors)
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modules = missing "its required modules" "modules";
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specialArgs = Terminal {};
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deploy = {
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user = "root";
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sudo = "sudo -u";
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interactiveSudo = false;
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remoteBuild = false; # prefer local builds for remote deploys
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autoRollback = true; # reactivate previous profile if activation fails
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magicRollback = true;
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activationTimeout = 500; # timeout in seconds for profile activation
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confirmTimeout = 30; # timeout in seconds for profile activation confirmation
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ssh = {
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host = missing "an SSH hostname (domain name or ip address) for deployment" "deploy.ssh.host";
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user = missing "an SSH username for deployment" "deploy.ssh.user";
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port = 22;
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opts = [];
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};
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};
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};
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parseNode = name: nodeAttrs:
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if !(builtins.isAttrs nodeAttrs)
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then
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# fail if node is not an attribute set
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abort ''
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Cerulean Nexus nodes must be provided as an attribute set, got "${builtins.typeOf nodeAttrs}" instead!
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Ensure all `cerulean.nexus.nodes.${name}` declarations are attribute sets under your call to `cerulean.mkNexus`.
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''
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else let
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templateAttrs = templateNode name nodeAttrs.system;
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in
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nib.parse.mergeStructs templateAttrs nodeAttrs;
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mapNodes' = f:
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builtins.mapAttrs
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(nodeName: nodeAttrs: f nodeName (parseNode nodeName nodeAttrs));
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}
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