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scripts/layer-overview: improve layer detection

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Refactor the script somewhat, and detect whether the starting directory
is a single layer, or a collection of layers.

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
This commit is contained in:
Ross Burton
2022-01-19 21:20:45 +00:00
committed by Jon Mason
parent 763764dd2a
commit 0235036957
1 changed files with 41 additions and 19 deletions
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60
scripts/layer-overview.py
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@@ -6,31 +6,24 @@ 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
# - Support finding no sublayers, meaning the path is a single layer
import argparse
parser = argparse.ArgumentParser()
parser.add_argument("repository")
parser.add_argument("revision", nargs="?")
args = parser.parse_args()
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()
if args.revision:
import gitpathlib
base = gitpathlib.GitPath(args.repository, args.revision)
else:
import pathlib
base = pathlib.Path(args.repository)
print("Sub-Layers")
sublayers = sorted(p for p in base.glob("meta-*") if p.is_dir())
for l in sublayers:
print(f" {l.name}")
print()
for layer in sublayers:
def print_layer(layer):
"""
Print a summary of the layer.
"""
print(layer.name)
machines = sorted(p for p in layer.glob("conf/machine/*.conf"))
@@ -50,3 +43,32 @@ for layer in sublayers:
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)