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kiss: installation fixes

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- No longer keep going on error.
- Fixed updates crashings software/systems.

Closes #226
This commit is contained in:
Dylan Araps 2021-07-13 20:43:23 +03:00
parent f8078d884a
commit a5be67afa7
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GPG Key ID: 13295DAC2CF13B5C
1 changed files with 42 additions and 39 deletions
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@ -1085,30 +1085,26 @@ pkg_install_files() {
# Skip directories as they're likely symlinks in this case.
# Pure directories in manifests have a suffix of '/'.
[ -d "$_file" ] || test "$1" "$_file" || {
_file_tmp=$2/${file#/}
# Construct a temporary filename which is a) unique and
# b) identifiable as related to the package manager.
__tmp=$KISS_ROOT$file
__tmp=${__tmp%/*}/__kiss-tmp-$pkg_name-${file##*/}-$pid
# Copy the file to a temporary location so that later
# verification (after pkg_remove_files()) is possible.
#
# This duplication only occurs during the first
# invocation of pkg_install_files() - the second call
# will simply do the 'mv' call.
case $1 in -z)
cp -fP "$2/${file#/}" "$2/__f-$pid"
_file_tmp=$2/__f-$pid
esac
# Copy the file to the destination directory with the
# temporary name created above.
cp -fP "$2$file" "$__tmp"
# Atomically move the temporary file to the root
# filesystem. The running processes will either get
# Atomically move the temporary file to its final
# destination. The running processes will either get
# the old file or the new one.
mv -f "$_file_tmp" "$_file"
mv -f "$__tmp" "$_file"
# Skip changing permissions of symlinks. This prevents
# errors when the symlink exists prior to the target.
[ -h "$_file" ] || chmod "$b$oct" "$_file"
}
esac
done || :
done
}
pkg_remove_files() {
@ -1142,7 +1138,7 @@ pkg_remove_files() {
else
rm -f "$_file"
fi
done || :
done
# Remove all broken directory symlinks.
for sym do
@ -1346,11 +1342,6 @@ pkg_install() {
log "$pkg_name" "Installing package (${tar_file##*/})"
# Block being able to abort the script with Ctrl+C during installation.
# Removes all risk of the user aborting a package installation leaving
# an incomplete package installed.
trap '' INT
# If the package is already installed (and this is an upgrade) make a
# backup of the manifest and etcsums files.
cp -f "$sys_db/$pkg_name/manifest" "$mak_dir/m" 2>/dev/null ||
@ -1363,27 +1354,39 @@ pkg_install() {
# going down the tree.
sort "$tar_dir/$pkg_name/$pkg_db/$pkg_name/manifest" > "$mak_dir/if"
# Install the package's files by iterating over its manifest.
pkg_install_files -z "$tar_dir/$pkg_name" < "$mak_dir/if"
# Block being able to abort the script with Ctrl+C during installation.
# Removes all risk of the user aborting a package installation leaving
# an incomplete package installed.
trap '' INT
# Handle /etc/ files in a special way (via a 3-way checksum) to determine
# how these files should be installed. Do we overwrite the existing file?
# Do we install it as $file.new to avoid deleting user configuration? etc.
#
# This is more or less similar to Arch Linux's Pacman with the user manually
# handling the .new files when and if they appear.
pkg_etc
{
# Install the package's files by iterating over its manifest.
pkg_install_files -z "$tar_dir/$pkg_name" < "$mak_dir/if"
# This is the aforementioned step removing any files from the old version of
# the package if the installation is an update. Each file type has to be
# specially handled to ensure no system breakage occurs.
grep -vFxf "$sys_db/$pkg_name/manifest" "$mak_dir/m" 2>/dev/null |
pkg_remove_files
# Handle /etc/ files in a special way (via a 3-way checksum) to
# determine how these files should be installed. Do we overwrite the
# existing file? Do we install it as $file.new to avoid deleting user
# configuration? etc.
#
# This is more or less similar to Arch Linux's Pacman with the user
# manually handling the .new files when and if they appear.
pkg_etc
# Install the package's files a second time to fix any mess caused by the
# above removal of the previous version of the package.
log "$pkg_name" "Verifying installation"
pkg_install_files -e "$tar_dir/$pkg_name" < "$mak_dir/if"
# This is the aforementioned step removing any files from the old
# version of the package if the installation is an update. Each file
# type has to be specially handled to ensure no system breakage occurs.
grep -vFxf "$sys_db/$pkg_name/manifest" "$mak_dir/m" 2>/dev/null |
pkg_remove_files
# Install the package's files a second time to fix any mess caused by
# the above removal of the previous version of the package.
log "$pkg_name" "Verifying installation"
pkg_install_files -e "$tar_dir/$pkg_name" < "$mak_dir/if"
} || {
log "$pkg_name" "Failed to install package." "" "!>"
die "$pkg_name" "Filesystem now dirty, manual repair needed."
}
# Reset 'trap' to its original value. Installation is done so we no longer
# need to block 'Ctrl+C'.