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git.stella-ops.org/src/Sdk/StellaOps.Sdk.Generator/python/generate-python.sh
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2025-11-27 07:46:56 +02:00

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#!/usr/bin/env bash
set -euo pipefail
root_dir="$(cd -- "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
config="$root_dir/python/config.yaml"
spec="${STELLA_OAS_FILE:-}"
if [ -z "$spec" ]; then
echo "STELLA_OAS_FILE is required (path to OpenAPI spec)" >&2
exit 1
fi
compute_sha256() {
if command -v sha256sum >/dev/null 2>&1; then
sha256sum "$1" | awk '{print $1}'
elif command -v shasum >/dev/null 2>&1; then
shasum -a 256 "$1" | awk '{print $1}'
else
echo "No sha256 tool available (install sha256sum or shasum)" >&2
exit 1
fi
}
spec_hash=$(compute_sha256 "$spec")
expected_hash="${STELLA_OAS_EXPECTED_SHA256:-}"
if [ -n "$expected_hash" ] && [ "$expected_hash" != "$spec_hash" ]; then
echo "Spec hash mismatch: expected $expected_hash but got $spec_hash" >&2
exit 1
fi
output_dir="${STELLA_SDK_OUT:-$root_dir/out/python}"
mkdir -p "$output_dir"
printf "%s %s\n" "$spec_hash" "$(basename "$spec")" > "$output_dir/.oas.sha256"
export STELLA_POSTPROCESS_ROOT="$output_dir"
export STELLA_POSTPROCESS_LANG="python"
jar="${STELLA_OPENAPI_GENERATOR_JAR:-$root_dir/tools/openapi-generator-cli-7.4.0.jar}"
if [ ! -f "$jar" ]; then
echo "OpenAPI Generator CLI jar not found at $jar" >&2
exit 1
fi
# Prefer vendored JDK when java is absent
if ! command -v java >/dev/null 2>&1; then
vendor_jdk="$root_dir/tools/jdk-21.0.1+12"
if [ -d "$vendor_jdk/bin" ]; then
export JAVA_HOME="$vendor_jdk"
export PATH="$JAVA_HOME/bin:$PATH"
fi
fi
if ! command -v java >/dev/null 2>&1; then
echo "java not found; install JDK 21 or provide vendored tools/jdk-21.0.1+12" >&2
exit 1
fi
JAVA_OPTS="${JAVA_OPTS:-} -Dorg.openapitools.codegen.utils.postProcessFile=$root_dir/postprocess/postprocess.sh"
export JAVA_OPTS
java -jar "$jar" generate \
-i "$spec" \
-g python \
-c "$config" \
--skip-validate-spec \
--enable-post-process-file \
--global-property models,apis,supportingFiles \
-o "$output_dir"
# Ensure shared helpers are present even if upstream post-process hooks were skipped for some files
if [ -f "$output_dir/stellaops_sdk/__init__.py" ]; then
"$root_dir/postprocess/postprocess.sh" "$output_dir/stellaops_sdk/__init__.py"
fi
echo "Python SDK generated at $output_dir"