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# ---------------------------------------------------------------------------------------------------------------------
# SPDX-License-Identifier: MIT
# ---------------------------------------------------------------------------------------------------------------------
# Populate an isolated SSTATE_DIR while still populating the default shared
# sstate directory. This is useful if SSTATE_DIR is shared, so we have access
# to the set of cached binaries which were used in this build.
ISOLATED_SSTATE_DIR ?= "${TMPDIR}/sstate-cache"
ISOLATED_SSTATE_PATHSPEC = "${@SSTATE_PATHSPEC.replace(SSTATE_DIR + '/', ISOLATED_SSTATE_DIR + '/')}"
sstate_write_isolated () {
if [ -n "${ISOLATED_SSTATE_DIR}" ] && \
[ "${ISOLATED_SSTATE_DIR}" != "${SSTATE_DIR}" ]; then
isolated_dest=$(echo ${SSTATE_PKG} | sed 's,^${SSTATE_DIR}/,${ISOLATED_SSTATE_DIR}/,')
mkdir -p $(dirname $isolated_dest)
rm -f $isolated_dest $isolated_dest.siginfo
ln -s ${SSTATE_PKG} $isolated_dest
ln -s ${SSTATE_PKG}.siginfo $isolated_dest.siginfo
fi
}
sstate_create_package:append () {
sstate_write_isolated
}
# Work around missing vardep bug in bitbake
sstate_create_package[vardeps] += "sstate_write_isolated"
# Copy existing/fetched archives from SSTATE_DIR to ISOLATED_SSTATE_DIR
sstate_write_isolated_preinst () {
sstate_write_isolated
}
SSTATEPREINSTFUNCS:append = " sstate_write_isolated_preinst"
def cleansstate_isolated(d):
if d.getVar('ISOLATED_SSTATE_DIR', True) != d.getVar('SSTATE_DIR', True):
l = d.createCopy()
l.setVar('SSTATE_PATHSPEC', d.getVar('ISOLATED_SSTATE_PATHSPEC', True))
sstate_clean_cachefiles(l)
python do_cleansstate:append() {
cleansstate_isolated(d)
}
# Sadly, there's no way to guarantee event handler execution order, so we need
# to duplicate the bits to dump the siginfo to SSTATE_DIR.
addhandler isolated_sstate_eventhandler
isolated_sstate_eventhandler[eventmask] = "bb.build.TaskSucceeded"
python isolated_sstate_eventhandler() {
sstate_dir = d.getVar('SSTATE_DIR', True)
isolated_sstate_dir = d.getVar('ISOLATED_SSTATE_DIR', True)
if sstate_dir == isolated_sstate_dir:
return
# When we write an sstate package we rewrite the SSTATE_PKG
spkg = d.getVar('SSTATE_PKG', True)
if not spkg.endswith(".tgz"):
taskname = d.getVar("BB_RUNTASK", True)[3:]
spec = d.getVar('SSTATE_PKGSPEC', True)
swspec = d.getVar('SSTATE_SWSPEC', True)
if taskname in ["fetch", "unpack", "patch", "populate_lic"] and swspec:
d.setVar("SSTATE_PKGSPEC", "${SSTATE_SWSPEC}")
d.setVar("SSTATE_EXTRAPATH", "")
sstatepkg = d.getVar('SSTATE_PKG', True)
fn = sstatepkg + '_' + taskname + '.tgz.siginfo'
if not os.path.exists(fn):
bb.utils.mkdirhier(os.path.dirname(fn))
bb.siggen.dump_this_task(fn, d)
isolated_fn = fn.replace(sstate_dir + '/', isolated_sstate_dir + '/')
if not os.path.exists(isolated_fn):
bb.utils.mkdirhier(os.path.dirname(isolated_fn))
os.symlink(fn, isolated_fn)
}
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