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autoscaler: make instance_type required, no silent skip in preflight

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This commit is contained in:
Abel Luck 2026-02-28 16:10:17 +01:00
parent 1a355429cb
commit 5092005e05
2 changed files with 4 additions and 4 deletions
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3
agent/nix_builder_autoscaler/runtime/ec2.py
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@ -77,9 +77,6 @@ class EC2Runtime(RuntimeAdapter):
silently on every failed launch attempt. Never raises; API failures are logged as silently on every failed launch attempt. Never raises; API failures are logged as
warnings so a transient permissions issue does not prevent startup. warnings so a transient permissions issue does not prevent startup.
""" """
if not self._instance_type:
return
try: try:
target_azs: set[str] = set() target_azs: set[str] = set()
if self._subnet_ids: if self._subnet_ids:

5
nix/modules/nixos/services/nix-builder-autoscaler.nix
View file

@ -65,7 +65,6 @@ in
instanceType = lib.mkOption { instanceType = lib.mkOption {
type = lib.types.str; type = lib.types.str;
default = "";
description = "EC2 instance type for nix builders. Used for preflight availability validation at startup."; description = "EC2 instance type for nix builders. Used for preflight availability validation at startup.";
}; };
@ -266,6 +265,10 @@ in
was not found. Configure package explicitly. was not found. Configure package explicitly.
''; '';
} }
{
assertion = cfg.aws.instanceType != "";
message = "services.nix-builder-autoscaler.aws.instanceType must be set.";
}
{ {
assertion = cfg.aws.launchTemplateIdFile != null; assertion = cfg.aws.launchTemplateIdFile != null;
message = "services.nix-builder-autoscaler.aws.launchTemplateIdFile must be set."; message = "services.nix-builder-autoscaler.aws.launchTemplateIdFile must be set.";