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| -rw-r--r-- | meta/classes/toaster.bbclass | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/meta/classes/toaster.bbclass b/meta/classes/toaster.bbclass new file mode 100644 index 0000000000..7dbb3844d7 --- /dev/null +++ b/meta/classes/toaster.bbclass @@ -0,0 +1,110 @@ +# +# Toaster helper class +# +# Copyright (C) 2013 Intel Corporation +# +# Released under the MIT license (see COPYING.MIT) +# +# This bbclass is designed to extract data used by OE-Core during the build process, +# for recording in the Toaster system. +# The data access is synchronous, preserving the build data integrity across +# different builds. +# +# The data is transferred through the event system, using the MetadataEvent objects. +# +# The model is to enable the datadump functions as postfuncs, and have the dump +# executed after the real taskfunc has been executed. This prevents task signature changing +# is toaster is enabled or not. Build performance is not affected if Toaster is not enabled. +# +# To enable, use INHERIT in local.conf: +# +# INHERIT += "toaster" +# +# +# +# + +# 1. Dump package file info data + +python toaster_package_dumpdata() { + """ + Dumps the data created by emit_pkgdata + """ + # replicate variables from the package.bbclass + + packages = d.getVar('PACKAGES', True) + pkgdest = d.getVar('PKGDEST', True) + + pkgdatadir = d.getVar('PKGDESTWORK', True) + + + # scan and send data for each package + import ast + import fnmatch + + lpkgdata = {} + for pkg in packages.split(): + + subdata_file = pkgdatadir + "/runtime/%s" % pkg + lpkgdata = {} + + sf = open(subdata_file, "r") + line = sf.readline() + while line: + (n, v) = line.rstrip().split(":", 1) + if pkg in n: + n = n.replace("_" + pkg, "") + lpkgdata[n] = v.strip() + line = sf.readline() + pkgsplitname = os.path.join(pkgdest, pkg) + # replace FILES_INFO data with a dictionary of file name - file size + if n == 'FILES_INFO': + filesizedata = {} + val = v.strip().replace('\\\'', '\'') + dictval = ast.literal_eval(val) + for parent, dirlist in dictval.items(): + idx = parent.find(pkgsplitname) + if idx > -1: + parent = parent[idx+len(pkgsplitname):] + else: + bb.error("Invalid path while looking for file ", parent) + for basename in dirlist: + fullpath = os.path.join(parent, basename) + try: + filesizedata[fullpath] = os.stat(pkgsplitname + fullpath).st_size + except OSError: + # we may hit a symlink that is not pointing correctly over package-split + filesizedata[fullpath] = 0 + lpkgdata[n] = filesizedata + + # Fire an event containing the pkg data + bb.event.fire(bb.event.MetadataEvent("SinglePackageInfo", lpkgdata), d) +} + +# 2. Dump output image files information + +python toaster_image_dumpdata() { + """ + Image filename for output images is not standardized. + image_types.bbclass will spell out IMAGE_CMD_xxx variables that actually + have hardcoded ways to create image file names in them. + So we look for files starting with the set name. + """ + + deploy_dir_image = d.getVar('DEPLOY_DIR_IMAGE', True); + image_name = d.getVar('IMAGE_NAME', True); + + image_info_data = {} + + for dirpath, dirnames, filenames in os.walk(deploy_dir_image): + for fn in filenames: + if fn.startswith(image_name): + image_info_data[dirpath + fn] = os.stat(os.path.join(dirpath, fn)).st_size + + bb.event.fire(bb.event.MetadataEvent("ImageFileSize",image_info_data), d) +} + + +do_package[postfuncs] += "toaster_package_dumpdata " + +do_rootfs[postfuncs] += "toaster_image_dumpdata " |