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Generate snap list from task

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This commit is contained in:
Jean-Baptiste Lallement 2018-11-15 12:11:13 +01:00
parent 00e474e2ff
commit 1ab78e783b
1 changed files with 48 additions and 0 deletions
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48
live-build/functions
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@ -556,11 +556,39 @@ snap_from_seed() {
fi
}
seed_from_task ()
{
# Retrieve the name of the seed from a task name
local task=$1
local seed
local seedfile
local seedfiles
seedfile="$(grep -lE "^Task-Key: +${task}\$" config/germinate-output/*seedtext|head -1)"
if [ -n "$seedfile" ]; then
basename $seedfile .seedtext
return
fi
seedfiles="$(grep -lE "^Task-Per-Derivative: *1\$" config/germinate-output/*seedtext)"
if [ -n "$seedfiles" ]; then
for seed in $(echo $seedfiles | xargs basename -s .seedtext); do
if [ ${PROJECT}-${seed} = $task ]; then
echo ${seed}
return
fi
done
fi
}
add_task ()
{
local pass="$1"
shift
local task
local snap_list_file
local snap_list_files
local curseed
# The removal of direct task installation support from live-build
# poses some problems. If the chroot has multiarch configured - for
@ -577,12 +605,32 @@ add_task ()
# probably a lurking timebomb that we need to fix. In the meantime,
# the Architecture restriction at least saves us from abject
# failure.
#
# We want as well to grab the snap list for each PASS. Resolve for all
# given task, and deduplicate them to generate snaps for the PASS.
for task; do
# We need a ridiculous number of backslashes to protect
# parentheses from eval.
echo "!chroot chroot apt-cache dumpavail | grep-dctrl -nsPackage \\\\\\( -XFArchitecture $ARCH -o -XFArchitecture all \\\\\\) -a -wFTask $task" >> "config/package-lists/livecd-rootfs.list.chroot_$pass"
curseed=$(seed_from_task ${task})
if [ -z "${curseed}" ]; then
echo "W: No seed matching task ${task}"
continue
fi
snap_list_file="config/package-lists/seed.${curseed}.snaplist.full"
snap_from_seed "${curseed}" $snap_list_file
if [ -e "$snap_list_file" ]; then
snap_list_files="${snap_list_files} $snap_list_file"
fi
done
# The snap list is one line, and could be duplicated between seeds via inheritance.
# Uniquely sort them and store them back in one line.
if [ -n "${snap_list_files}" ]; then
cat ${snap_list_files}|xargs -n1|sort -u > "config/package-lists/livecd-rootfs.snaplist.chroot_${pass}.full"
rm ${snap_list_files}
fi
}
add_package ()