diff options
Diffstat (limited to 'scripts/lib/wic/utils/oe/misc.py')
| -rw-r--r-- | scripts/lib/wic/utils/oe/misc.py | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/scripts/lib/wic/utils/oe/misc.py b/scripts/lib/wic/utils/oe/misc.py deleted file mode 100644 index fe188c9d26..0000000000 --- a/scripts/lib/wic/utils/oe/misc.py +++ /dev/null @@ -1,246 +0,0 @@ -# ex:ts=4:sw=4:sts=4:et -# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- -# -# Copyright (c) 2013, Intel Corporation. -# All rights reserved. -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# -# 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., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -# -# DESCRIPTION -# This module provides a place to collect various wic-related utils -# for the OpenEmbedded Image Tools. -# -# AUTHORS -# Tom Zanussi <tom.zanussi (at] linux.intel.com> -# -"""Miscellaneous functions.""" - -import os -from collections import defaultdict -from distutils import spawn - -from wic import msger -from wic.utils import runner - -# executable -> recipe pairs for exec_native_cmd -NATIVE_RECIPES = {"bmaptool": "bmap-tools", - "mcopy": "mtools", - "mkdosfs": "dosfstools", - "mkfs.btrfs": "btrfs-tools", - "mkfs.ext2": "e2fsprogs", - "mkfs.ext3": "e2fsprogs", - "mkfs.ext4": "e2fsprogs", - "mkfs.vfat": "dosfstools", - "mksquashfs": "squashfs-tools", - "mkswap": "util-linux", - "parted": "parted", - "sfdisk": "util-linux", - "sgdisk": "gptfdisk", - "syslinux": "syslinux" - } - -def _exec_cmd(cmd_and_args, as_shell=False, catch=3): - """ - Execute command, catching stderr, stdout - - Need to execute as_shell if the command uses wildcards - """ - msger.debug("_exec_cmd: %s" % cmd_and_args) - args = cmd_and_args.split() - msger.debug(args) - - if as_shell: - ret, out = runner.runtool(cmd_and_args, catch) - else: - ret, out = runner.runtool(args, catch) - out = out.strip() - msger.debug("_exec_cmd: output for %s (rc = %d): %s" % \ - (cmd_and_args, ret, out)) - - return (ret, out) - - -def exec_cmd(cmd_and_args, as_shell=False, catch=3): - """ - Execute command, catching stderr, stdout - - Exits if rc non-zero - """ - ret, out = _exec_cmd(cmd_and_args, as_shell, catch) - - if ret != 0: - msger.error("exec_cmd: %s returned '%s' instead of 0" % \ - (cmd_and_args, ret)) - - return out - -def exec_native_cmd(cmd_and_args, native_sysroot, catch=3, pseudo=""): - """ - Execute native command, catching stderr, stdout - - Need to execute as_shell if the command uses wildcards - - Always need to execute native commands as_shell - """ - # The reason -1 is used is because there may be "export" commands. - args = cmd_and_args.split(';')[-1].split() - msger.debug(args) - - if pseudo: - cmd_and_args = pseudo + cmd_and_args - native_paths = \ - "%s/sbin:%s/usr/sbin:%s/usr/bin" % \ - (native_sysroot, native_sysroot, native_sysroot) - native_cmd_and_args = "export PATH=%s:$PATH;%s" % \ - (native_paths, cmd_and_args) - msger.debug("exec_native_cmd: %s" % cmd_and_args) - - # If the command isn't in the native sysroot say we failed. - if spawn.find_executable(args[0], native_paths): - ret, out = _exec_cmd(native_cmd_and_args, True, catch) - else: - ret = 127 - - prog = args[0] - # shell command-not-found - if ret == 127 \ - or (pseudo and ret == 1 and out == "Can't find '%s' in $PATH." % prog): - msg = "A native program %s required to build the image "\ - "was not found (see details above).\n\n" % prog - recipe = NATIVE_RECIPES.get(prog) - if recipe: - msg += "Please bake it with 'bitbake %s-native' "\ - "and try again.\n" % recipe - else: - msg += "Wic failed to find a recipe to build native %s. Please "\ - "file a bug against wic.\n" % prog - msger.error(msg) - if out: - msger.debug('"%s" output: %s' % (args[0], out)) - - if ret != 0: - msger.error("exec_cmd: '%s' returned '%s' instead of 0" % \ - (cmd_and_args, ret)) - - return ret, out - -BOOTDD_EXTRA_SPACE = 16384 - -class BitbakeVars(defaultdict): - """ - Container for Bitbake variables. - """ - def __init__(self): - defaultdict.__init__(self, dict) - - # default_image and vars_dir attributes should be set from outside - self.default_image = None - self.vars_dir = None - - def _parse_line(self, line, image): - """ - Parse one line from bitbake -e output or from .env file. - Put result key-value pair into the storage. - """ - if "=" not in line: - return - try: - key, val = line.split("=") - except ValueError: - return - key = key.strip() - val = val.strip() - if key.replace('_', '').isalnum(): - self[image][key] = val.strip('"') - - def get_var(self, var, image=None): - """ - Get bitbake variable from 'bitbake -e' output or from .env file. - This is a lazy method, i.e. it runs bitbake or parses file only when - only when variable is requested. It also caches results. - """ - if not image: - image = self.default_image - - if image not in self: - if image and self.vars_dir: - fname = os.path.join(self.vars_dir, image + '.env') - if os.path.isfile(fname): - # parse .env file - with open(fname) as varsfile: - for line in varsfile: - self._parse_line(line, image) - else: - print("Couldn't get bitbake variable from %s." % fname) - print("File %s doesn't exist." % fname) - return - else: - # Get bitbake -e output - cmd = "bitbake -e" - if image: - cmd += " %s" % image - - log_level = msger.get_loglevel() - msger.set_loglevel('normal') - ret, lines = _exec_cmd(cmd) - msger.set_loglevel(log_level) - - if ret: - print("Couldn't get '%s' output." % cmd) - print("Bitbake failed with error:\n%s\n" % lines) - return - - # Parse bitbake -e output - for line in lines.split('\n'): - self._parse_line(line, image) - - # Make first image a default set of variables - images = [key for key in self if key] - if len(images) == 1: - self[None] = self[image] - - return self[image].get(var) - -# Create BB_VARS singleton -BB_VARS = BitbakeVars() - -def get_bitbake_var(var, image=None): - """ - Provide old get_bitbake_var API by wrapping - get_var method of BB_VARS singleton. - """ - return BB_VARS.get_var(var, image) - -def parse_sourceparams(sourceparams): - """ - Split sourceparams string of the form key1=val1[,key2=val2,...] - into a dict. Also accepts valueless keys i.e. without =. - - Returns dict of param key/val pairs (note that val may be None). - """ - params_dict = {} - - params = sourceparams.split(',') - if params: - for par in params: - if not par: - continue - if not '=' in par: - key = par - val = None - else: - key, val = par.split('=') - params_dict[key] = val - - return params_dict |