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author | Patrick Williams <patrick@stwcx.xyz> | 2016-08-17 14:31:25 -0500 |
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committer | Patrick Williams <patrick@stwcx.xyz> | 2016-08-22 16:43:26 +0000 |
commit | 60f9d69e016b11c468c98ea75ba0a60c44afbbc4 (patch) | |
tree | ecb49581a9e41a37943c22cd9ef3f63451b20ee7 /import-layers/yocto-poky/scripts/lib/wic/utils/misc.py | |
parent | e18c61205e0234b03697129c20cc69c9b3940efc (diff) | |
download | talos-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.tar.gz talos-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.zip |
yocto-poky: Move to import-layers subdir
We are going to import additional layers, so create a subdir to
hold all of the layers that we import with git-subtree.
Change-Id: I6f732153a22be8ca663035c518837e3cc5ec0799
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Diffstat (limited to 'import-layers/yocto-poky/scripts/lib/wic/utils/misc.py')
-rw-r--r-- | import-layers/yocto-poky/scripts/lib/wic/utils/misc.py | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/import-layers/yocto-poky/scripts/lib/wic/utils/misc.py b/import-layers/yocto-poky/scripts/lib/wic/utils/misc.py new file mode 100644 index 000000000..1415ae906 --- /dev/null +++ b/import-layers/yocto-poky/scripts/lib/wic/utils/misc.py @@ -0,0 +1,95 @@ +#!/usr/bin/env python -tt +# +# Copyright (c) 2010, 2011 Intel Inc. +# +# This program is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the Free +# Software Foundation; version 2 of the License +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +# for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., 59 +# Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +import os +import time +import wic.engine + +def build_name(kscfg, release=None, prefix=None, suffix=None): + """Construct and return an image name string. + + This is a utility function to help create sensible name and fslabel + strings. The name is constructed using the sans-prefix-and-extension + kickstart filename and the supplied prefix and suffix. + + kscfg -- a path to a kickstart file + release -- a replacement to suffix for image release + prefix -- a prefix to prepend to the name; defaults to None, which causes + no prefix to be used + suffix -- a suffix to append to the name; defaults to None, which causes + a YYYYMMDDHHMM suffix to be used + + Note, if maxlen is less then the len(suffix), you get to keep both pieces. + + """ + name = os.path.basename(kscfg) + idx = name.rfind('.') + if idx >= 0: + name = name[:idx] + + if release is not None: + suffix = "" + if prefix is None: + prefix = "" + if suffix is None: + suffix = time.strftime("%Y%m%d%H%M") + + if name.startswith(prefix): + name = name[len(prefix):] + + prefix = "%s-" % prefix if prefix else "" + suffix = "-%s" % suffix if suffix else "" + + ret = prefix + name + suffix + + return ret + +def find_canned(scripts_path, file_name): + """ + Find a file either by its path or by name in the canned files dir. + + Return None if not found + """ + if os.path.exists(file_name): + return file_name + + layers_canned_wks_dir = wic.engine.build_canned_image_list(scripts_path) + for canned_wks_dir in layers_canned_wks_dir: + for root, dirs, files in os.walk(canned_wks_dir): + for fname in files: + if fname == file_name: + fullpath = os.path.join(canned_wks_dir, fname) + return fullpath + +def get_custom_config(boot_file): + """ + Get the custom configuration to be used for the bootloader. + + Return None if the file can't be found. + """ + scripts_path = os.path.abspath(os.path.dirname(__file__)) + # Get the scripts path of poky + for x in range(0, 3): + scripts_path = os.path.dirname(scripts_path) + + cfg_file = find_canned(scripts_path, boot_file) + if cfg_file: + with open(cfg_file, "r") as f: + config = f.read() + return config + + return None |