1 files changed, 123 insertions, 0 deletions
diff --git a/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/.github/scripts/fetch_and_compare_version.py b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/.github/scripts/fetch_and_compare_version.py
new file mode 100644
index 000000000..ac206cade
--- /dev/null
+++ b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/.github/scripts/fetch_and_compare_version.py
@@ -0,0 +1,123 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2019 Intel Corporation.  All rights reserved.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+#
+
+import re
+import shlex
+import subprocess
+import sys
+
+
+def fetch_version_from_code():
+    """
+    search the semantic version definition in core/version.h
+    """
+    major, minor, patch = "", "", ""
+    with open("core/version.h", encoding="utf-8") as f:
+        for line in f:
+            if "WAMR_VERSION" not in line:
+                continue
+
+            major_match = re.search(r"WAMR_VERSION_MAJOR (\d+)", line)
+            if major_match is not None:
+                major = major_match.groups()[0]
+                continue
+
+            minor_match = re.search(r"WAMR_VERSION_MINOR (\d+)", line)
+            if minor_match is not None:
+                minor = minor_match.groups()[0]
+                continue
+
+            patch_match = re.search(r"WAMR_VERSION_PATCH (\d+)", line)
+            if patch_match is not None:
+                patch = patch_match.groups()[0]
+
+    if len(major) == 0 or len(minor) == 0 or len(patch) == 0:
+        raise Exception(
+            "can't find the semantic version definition likes WAMR_VERSION_*"
+        )
+    return f"WAMR-{major}.{minor}.{patch}"
+
+
+def fetch_latest_git_tag():
+    list_tag_cmd = (
+        'git tag --list WAMR-*.*.* --sort=committerdate --format="%(refname:short)"'
+    )
+    p = subprocess.run(shlex.split(list_tag_cmd), capture_output=True, check=True)
+
+    all_tags = p.stdout.decode().strip()
+    latest_tag = all_tags.split("\n")[-1]
+    return latest_tag
+
+
+def match_version_pattern(v):
+    pattern = r"WAMR-\d+\.\d+\.\d+"
+    m = re.match(pattern, v)
+    return m is not None
+
+
+def split_version_string(v):
+    """
+    return the semantic version as an integer list
+    """
+    pattern = r"WAMR-(\d+)\.(\d+)\.(\d+)"
+    m = re.match(pattern, v)
+    return [int(x) for x in m.groups()]
+
+
+def compare_version_string(v1, v2):
+    """
+    return value:
+      - 1. if v1 > v2
+      - -1. if v1 < v2
+      - 0. if v1 == v2
+    """
+    if not match_version_pattern(v1):
+        raise Exception(f"{v1} doesn't match the version pattern")
+
+    if not match_version_pattern(v2):
+        raise Exception(f"{v2} doesn't match the version pattern")
+
+    v1_sem_ver = split_version_string(v1)
+    v2_sem_ver = split_version_string(v2)
+
+    return 0 if v1_sem_ver == v2_sem_ver else (1 if v1_sem_ver > v2_sem_ver else -1)
+
+
+def is_major_or_minor_changed(v1, v2):
+    """
+    return true if change either major of v2 or minor of v2
+    return false or else
+    """
+    if not match_version_pattern(v1):
+        raise Exception(f"{v1} doesn't match the version pattern")
+
+    if not match_version_pattern(v2):
+        raise Exception(f"{v2} doesn't match the version pattern")
+
+    v1_major, v1_minor, _ = split_version_string(v1)
+    v2_major, v2_minor, _ = split_version_string(v2)
+
+    return v2_major != v1_major or v2_minor != v1_minor
+
+
+def next_version():
+    definition = fetch_version_from_code()
+    tag = fetch_latest_git_tag()
+
+    new_version = ""
+    minor_changed = False
+    if compare_version_string(definition, tag) == 1:
+        new_version = definition.split("-")[-1]
+
+        if is_major_or_minor_changed(tag, definition):
+            minor_changed = True
+
+    return new_version, "major_minor_change" if minor_changed else "patch_change"
+
+
+if __name__ == "__main__":
+    print(f"{next_version()[0]},{next_version()[1]}")
+    sys.exit(0)