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#! /usr/bin/env python3
"""
Print an overview of the layer to help writing release notes.
Output includes sublayers, machines, recipes.
"""
import argparse
import sys
# TODO:
# - More human-readable output
# - Diff mode, give two revisions and list the changes
def is_layer(path):
"""
Determine if this path looks like a layer (is a directory and contains conf/layer.conf).
"""
return path.is_dir() and (path / "conf" / "layer.conf").exists()
def print_layer(layer):
"""
Print a summary of the layer.
"""
print(layer.name)
machines = sorted(p for p in layer.glob("conf/machine/*.conf"))
if machines:
print(" Machines")
for m in machines:
print(f" {m.stem}")
print()
recipes = sorted((p for p in layer.glob("recipes-*/*/*.bb")), key=lambda p:p.name)
if recipes:
print(" Recipes")
for r in recipes:
if "_" in r.stem:
pn, pv = r.stem.rsplit("_", 1)
print(f" {pn} {pv}")
else:
print(f" {r.stem}")
print()
parser = argparse.ArgumentParser()
parser.add_argument("repository")
parser.add_argument("revision", nargs="?")
args = parser.parse_args()
if args.revision:
import gitpathlib
base = gitpathlib.GitPath(args.repository, args.revision)
else:
import pathlib
base = pathlib.Path(args.repository)
if is_layer(base):
print_layer(base)
else:
sublayers = sorted(p for p in base.glob("meta-*") if is_layer(p))
if sublayers:
print("Sub-Layers")
for l in sublayers:
print(f" {l.name}")
print()
for layer in sublayers:
print_layer(layer)
else:
print(f"No layers found in {base}", file=sys.stderr)
sys.exit(1)
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