Initial commit

meta-phosphor/classes/image_version.bbclass

@@ -0,0 +1,40 @@
+# Base image version class extension
+
+DEPENDS:append = " os-release"
+
+def do_get_os_release_value(d, key):
+    import configparser
+    import io
+    path = d.getVar('STAGING_DIR_TARGET', True) + d.getVar('sysconfdir', True)
+    path = os.path.join(path, 'os-release')
+    parser = configparser.ConfigParser(strict=False)
+    parser.optionxform = str
+    value = ''
+    try:
+        with open(path, 'r') as fd:
+            buf = '[root]\n' + fd.read()
+            fd = io.StringIO(buf)
+            parser.read_file(fd)
+            value = parser['root'][key]
+    except:
+        pass
+    return value
+
+def do_get_version(d):
+    version = do_get_os_release_value(d, 'VERSION_ID')
+    return version
+
+def do_get_versionID(d):
+    import hashlib
+    version = do_get_version(d)
+    version = version.strip('"')
+    version_id = (hashlib.sha512(version.encode('utf-8')).hexdigest())[:8]
+    return version_id
+
+def do_get_buildID(d):
+    build_id = do_get_os_release_value(d, 'BUILD_ID')
+    return build_id
+
+def do_get_extended_version(d):
+    extended_version = do_get_os_release_value(d, 'EXTENDED_VERSION')
+    return extended_version