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fix(stage0-image): always refresh steps trees into stage0-work image before boot

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This commit is contained in:
vxtls 2026-03-04 17:06:42 -05:00
parent c29c92bd35
commit 74ff570f76
1 changed files with 34 additions and 25 deletions
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59
rootfs.py
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@ -48,11 +48,17 @@ def update_stage0_image(image_path,
internal_ci=False,
internal_ci_break_after=None):
"""
Update an existing stage0 image bootstrap config and optional guix handoff bits.
Update an existing stage0 image by refreshing step sources from the working
tree and patching bootstrap config / optional guix handoff bits.
"""
if mirrors is None:
mirrors = []
steps_dir = os.path.abspath("steps")
steps_manifest = os.path.join(steps_dir, "manifest")
if not os.path.isdir(steps_dir) or not os.path.isfile(steps_manifest):
raise ValueError("steps/manifest does not exist.")
steps_guix_dir = ""
if build_guix_also:
steps_guix_dir = os.path.abspath("steps-guix")
@ -78,19 +84,19 @@ import shutil
import sys
mountpoint = sys.argv[1]
steps_guix_dir = sys.argv[2]
build_guix_also = (sys.argv[3] == "True")
internal_ci = sys.argv[4]
break_scope = sys.argv[5]
break_step = sys.argv[6]
force_refresh_steps_guix = (sys.argv[7] == "True")
steps_dir = sys.argv[2]
steps_guix_dir = sys.argv[3]
build_guix_also = (sys.argv[4] == "True")
internal_ci = sys.argv[5]
break_scope = sys.argv[6]
break_step = sys.argv[7]
mirrors = sys.argv[8:]
config_path = os.path.join(mountpoint, "steps", "bootstrap.cfg")
if not os.path.isfile(config_path):
raise SystemExit(f"Missing config in stage0 image: {config_path}")
old_config_path = os.path.join(mountpoint, "steps", "bootstrap.cfg")
if not os.path.isfile(old_config_path):
raise SystemExit(f"Missing config in stage0 image: {old_config_path}")
with open(config_path, "r", encoding="utf-8") as cfg:
with open(old_config_path, "r", encoding="utf-8") as cfg:
lines = [
line for line in cfg
if not line.startswith("BUILD_GUIX_ALSO=")
@ -99,6 +105,13 @@ with open(config_path, "r", encoding="utf-8") as cfg:
and not line.startswith("MIRRORS_LEN=")
and not line.startswith("PAYLOAD_REQUIRED=")
]
dest_steps = os.path.join(mountpoint, "steps")
if os.path.exists(dest_steps):
shutil.rmtree(dest_steps)
shutil.copytree(steps_dir, dest_steps)
config_path = os.path.join(dest_steps, "bootstrap.cfg")
if build_guix_also:
lines.append("BUILD_GUIX_ALSO=True\\n")
if mirrors:
@ -111,12 +124,9 @@ with open(config_path, "w", encoding="utf-8") as cfg:
if build_guix_also:
dest_steps_guix = os.path.join(mountpoint, "steps-guix")
if force_refresh_steps_guix:
if os.path.exists(dest_steps_guix):
shutil.rmtree(dest_steps_guix)
shutil.copytree(steps_guix_dir, dest_steps_guix)
elif not os.path.isdir(dest_steps_guix):
shutil.copytree(steps_guix_dir, dest_steps_guix)
if os.path.exists(dest_steps_guix):
shutil.rmtree(dest_steps_guix)
shutil.copytree(steps_guix_dir, dest_steps_guix)
if break_scope and break_step:
if internal_ci in ("", "False"):
@ -159,12 +169,12 @@ if break_scope and break_step:
"-c",
script,
mountpoint,
steps_dir,
steps_guix_dir,
"True" if build_guix_also else "False",
str(internal_ci) if internal_ci else "False",
break_scope or "",
break_step or "",
"True" if break_scope == "steps-guix" and break_step else "False",
*mirrors,
)
finally:
@ -179,16 +189,15 @@ def prepare_stage0_work_image(base_image,
internal_ci=False,
internal_ci_break_after=None):
"""
Copy stage0 base image to a disposable work image, optionally patching config.
Copy stage0 base image to a disposable work image and refresh steps/config.
"""
work_image = os.path.join(output_dir, "stage0-work.img")
shutil.copy2(base_image, work_image)
if build_guix_also or mirrors or internal_ci or internal_ci_break_after:
update_stage0_image(work_image,
build_guix_also=build_guix_also,
mirrors=mirrors,
internal_ci=internal_ci,
internal_ci_break_after=internal_ci_break_after)
update_stage0_image(work_image,
build_guix_also=build_guix_also,
mirrors=mirrors,
internal_ci=internal_ci,
internal_ci_break_after=internal_ci_break_after)
return work_image
def create_configuration_file(args):