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-rw-r--r--meta/lib/oe/lsb.py81
1 files changed, 81 insertions, 0 deletions
diff --git a/meta/lib/oe/lsb.py b/meta/lib/oe/lsb.py
new file mode 100644
index 0000000..b53f361
--- /dev/null
+++ b/meta/lib/oe/lsb.py
@@ -0,0 +1,81 @@
1def release_dict():
2 """Return the output of lsb_release -ir as a dictionary"""
3 from subprocess import PIPE
4
5 try:
6 output, err = bb.process.run(['lsb_release', '-ir'], stderr=PIPE)
7 except bb.process.CmdError as exc:
8 return None
9
10 data = {}
11 for line in output.splitlines():
12 try:
13 key, value = line.split(":\t", 1)
14 except ValueError:
15 continue
16 else:
17 data[key] = value
18 return data
19
20def release_dict_file():
21 """ Try to gather LSB release information manually when lsb_release tool is unavailable """
22 data = None
23 try:
24 if os.path.exists('/etc/lsb-release'):
25 data = {}
26 with open('/etc/lsb-release') as f:
27 for line in f:
28 key, value = line.split("=", 1)
29 data[key] = value.strip()
30 elif os.path.exists('/etc/redhat-release'):
31 data = {}
32 with open('/etc/redhat-release') as f:
33 distro = f.readline().strip()
34 import re
35 match = re.match(r'(.*) release (.*) \((.*)\)', distro)
36 if match:
37 data['DISTRIB_ID'] = match.group(1)
38 data['DISTRIB_RELEASE'] = match.group(2)
39 elif os.path.exists('/etc/SuSE-release'):
40 data = {}
41 data['DISTRIB_ID'] = 'SUSE LINUX'
42 with open('/etc/SuSE-release') as f:
43 for line in f:
44 if line.startswith('VERSION = '):
45 data['DISTRIB_RELEASE'] = line[10:].rstrip()
46 break
47 elif os.path.exists('/etc/os-release'):
48 data = {}
49 with open('/etc/os-release') as f:
50 for line in f:
51 if line.startswith('NAME='):
52 data['DISTRIB_ID'] = line[5:].rstrip().strip('"')
53 if line.startswith('VERSION_ID='):
54 data['DISTRIB_RELEASE'] = line[11:].rstrip().strip('"')
55 except IOError:
56 return None
57 return data
58
59def distro_identifier(adjust_hook=None):
60 """Return a distro identifier string based upon lsb_release -ri,
61 with optional adjustment via a hook"""
62
63 lsb_data = release_dict()
64 if lsb_data:
65 distro_id, release = lsb_data['Distributor ID'], lsb_data['Release']
66 else:
67 lsb_data_file = release_dict_file()
68 if lsb_data_file:
69 distro_id, release = lsb_data_file['DISTRIB_ID'], lsb_data_file.get('DISTRIB_RELEASE', None)
70 else:
71 distro_id, release = None, None
72
73 if adjust_hook:
74 distro_id, release = adjust_hook(distro_id, release)
75 if not distro_id:
76 return "Unknown"
77 if release:
78 id_str = '{0}-{1}'.format(distro_id, release)
79 else:
80 id_str = distro_id
81 return id_str.replace(' ','-').replace('/','-')