Move shared code to testlib

Signed-off-by: Andrey Berezin <a.berezin@yadro.com>

src/frostfs_testlib/utils/env_utils.py

@@ -0,0 +1,30 @@
+import logging
+import re
+
+from frostfs_testlib.reporter import get_reporter
+
+reporter = get_reporter()
+logger = logging.getLogger("NeoLogger")
+
+
+@reporter.step_deco("Read environment.properties")
+def read_env_properties(file_path: str) -> dict:
+    with open(file_path, "r") as file:
+        raw_content = file.read()
+
+    env_properties = {}
+    for line in raw_content.split("\n"):
+        m = re.match("(.*?)=(.*)", line)
+        if not m:
+            logger.warning(f"Could not parse env property from {line}")
+            continue
+        key, value = m.group(1), m.group(2)
+        env_properties[key] = value
+    return env_properties
+
+
+@reporter.step_deco("Update data in environment.properties")
+def save_env_properties(file_path: str, env_data: dict) -> None:
+    with open(file_path, "a+") as env_file:
+        for env, env_value in env_data.items():
+            env_file.write(f"{env}={env_value}\n")