File figure-out-python-interpreter-to-use-inside-con... of Package py27-compat-salt

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File figure-out-python-interpreter-to-use-inside-containe.patch of Package py27-compat-salt (Revision 0793bea73b0ec053de6e278e3976bec0)

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From ca3b25ab751a0cc30f404d270ebb0acebe972305 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pablo=20Su=C3=A1rez=20Hern=C3=A1ndez?=
 <psuarezhernandez@suse.com>
Date: Wed, 19 May 2021 16:24:27 +0100
Subject: [PATCH] Figure out Python interpreter to use inside
 containers

Fix unit test for dockermod.call function
---
 salt/modules/dockermod.py            | 72 +++++++++++++++++++++-------
 tests/unit/modules/test_dockermod.py | 42 +++++++++-------
 2 files changed, 81 insertions(+), 33 deletions(-)

diff --git a/salt/modules/dockermod.py b/salt/modules/dockermod.py
index 119e9eb170..100eff5ff9 100644
--- a/salt/modules/dockermod.py
+++ b/salt/modules/dockermod.py
@@ -217,7 +217,6 @@ import pipes
 import re
 import shutil
 import string
-import sys
 import time
 import uuid
 import subprocess
@@ -6740,28 +6739,67 @@ def call(name, function, *args, **kwargs):
     )
     ret = copy_to(name, thin_path, os.path.join(thin_dest_path, os.path.basename(thin_path)))
 
+    # figure out available python interpreter inside the container
+    pycmds = (
+        "python3",
+        "/usr/libexec/platform-python",
+        "python27",
+        "python2.7",
+        "python26",
+        "python2.6",
+        "python2",
+        "python",
+    )
+    container_python_bin = None
+    for py_cmd in pycmds:
+        cmd = [py_cmd] + ["--version"]
+        ret = run_all(name, subprocess.list2cmdline(cmd))
+        if ret["retcode"] == 0:
+            container_python_bin = py_cmd
+            break
+    if not container_python_bin:
+        raise CommandExecutionError(
+            "Python interpreter cannot be found inside the container. Make sure Python is installed in the container"
+        )
+
     # untar archive
-    untar_cmd = ["python", "-c", (
-                     "import tarfile; "
-                     "tarfile.open(\"{0}/{1}\").extractall(path=\"{0}\")"
-                 ).format(thin_dest_path, os.path.basename(thin_path))]
+    untar_cmd = [
+        container_python_bin,
+        "-c",
+        "import tarfile; "
+        'tarfile.open("{0}/{1}").extractall(path="{0}")'.format(
+            thin_dest_path, os.path.basename(thin_path)
+        ),
+    ]
     ret = run_all(name, subprocess.list2cmdline(untar_cmd))
     if ret['retcode'] != 0:
         return {'result': False, 'comment': ret['stderr']}
 
     try:
-        salt_argv = [
-            'python{0}'.format(sys.version_info[0]),
-            os.path.join(thin_dest_path, 'salt-call'),
-            '--metadata',
-            '--local',
-            '--log-file', os.path.join(thin_dest_path, 'log'),
-            '--cachedir', os.path.join(thin_dest_path, 'cache'),
-            '--out', 'json',
-            '-l', 'quiet',
-            '--',
-            function
-        ] + list(args) + ['{0}={1}'.format(key, value) for (key, value) in kwargs.items() if not key.startswith('__')]
+        salt_argv = (
+            [
+                container_python_bin,
+                os.path.join(thin_dest_path, "salt-call"),
+                "--metadata",
+                "--local",
+                "--log-file",
+                os.path.join(thin_dest_path, "log"),
+                "--cachedir",
+                os.path.join(thin_dest_path, "cache"),
+                "--out",
+                "json",
+                "-l",
+                "quiet",
+                "--",
+                function,
+            ]
+            + list(args)
+            + [
+                "{}={}".format(key, value)
+                for (key, value) in kwargs.items()
+                if not key.startswith("__")
+            ]
+        )
 
         ret = run_all(name, subprocess.list2cmdline(map(str, salt_argv)))
         # python not found
diff --git a/tests/unit/modules/test_dockermod.py b/tests/unit/modules/test_dockermod.py
index 8f4ead2867..eec2be5c73 100644
--- a/tests/unit/modules/test_dockermod.py
+++ b/tests/unit/modules/test_dockermod.py
@@ -890,27 +890,37 @@ class DockerTestCase(TestCase, LoaderModuleMockMixin):
         # Check that the directory is different each time
         # [ call(name, [args]), ...
         self.maxDiff = None
-        self.assertIn('mkdir', docker_run_all_mock.mock_calls[0][1][1])
-        self.assertIn('mkdir', docker_run_all_mock.mock_calls[4][1][1])
-        self.assertNotEqual(docker_run_all_mock.mock_calls[0][1][1],
-                            docker_run_all_mock.mock_calls[4][1][1])
+        self.assertIn("mkdir", docker_run_all_mock.mock_calls[0][1][1])
+        self.assertIn("mkdir", docker_run_all_mock.mock_calls[5][1][1])
+        self.assertNotEqual(
+            docker_run_all_mock.mock_calls[0][1][1],
+            docker_run_all_mock.mock_calls[5][1][1],
+        )
+
+        self.assertEqual("python3 --version", docker_run_all_mock.mock_calls[1][1][1])
 
-        self.assertIn('salt-call', docker_run_all_mock.mock_calls[2][1][1])
-        self.assertIn('salt-call', docker_run_all_mock.mock_calls[6][1][1])
-        self.assertNotEqual(docker_run_all_mock.mock_calls[2][1][1],
-                            docker_run_all_mock.mock_calls[6][1][1])
+        self.assertIn("salt-call", docker_run_all_mock.mock_calls[3][1][1])
+        self.assertIn("salt-call", docker_run_all_mock.mock_calls[8][1][1])
+        self.assertNotEqual(
+            docker_run_all_mock.mock_calls[3][1][1],
+            docker_run_all_mock.mock_calls[8][1][1],
+        )
 
         # check thin untar
-        self.assertIn('tarfile', docker_run_all_mock.mock_calls[1][1][1])
-        self.assertIn('tarfile', docker_run_all_mock.mock_calls[5][1][1])
-        self.assertNotEqual(docker_run_all_mock.mock_calls[1][1][1],
-                            docker_run_all_mock.mock_calls[5][1][1])
+        self.assertIn("tarfile", docker_run_all_mock.mock_calls[2][1][1])
+        self.assertIn("tarfile", docker_run_all_mock.mock_calls[7][1][1])
+        self.assertNotEqual(
+            docker_run_all_mock.mock_calls[2][1][1],
+            docker_run_all_mock.mock_calls[7][1][1],
+        )
 
         # check directory cleanup
-        self.assertIn('rm -rf', docker_run_all_mock.mock_calls[3][1][1])
-        self.assertIn('rm -rf', docker_run_all_mock.mock_calls[7][1][1])
-        self.assertNotEqual(docker_run_all_mock.mock_calls[3][1][1],
-                            docker_run_all_mock.mock_calls[7][1][1])
+        self.assertIn("rm -rf", docker_run_all_mock.mock_calls[4][1][1])
+        self.assertIn("rm -rf", docker_run_all_mock.mock_calls[9][1][1])
+        self.assertNotEqual(
+            docker_run_all_mock.mock_calls[4][1][1],
+            docker_run_all_mock.mock_calls[9][1][1],
+        )
 
         self.assertEqual({"retcode": 0, "comment": "container cmd"}, ret)
 
-- 
2.31.1

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File figure-out-python-interpreter-to-use-inside-containe.patch of Package py27-compat-salt (Revision 0793bea73b0ec053de6e278e3976bec0)

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