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Code Issues Releases Activity

Debian-Installer Overwriting Files

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Do not overwrite files w/o asking first.
This commit is contained in:
Michael Lustenberger
2023-10-16 00:20:19 +02:00
parent 7d6497a800
commit 5f3d2ee09d
1 changed files with 49 additions and 15 deletions
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64
debian-installer.sh
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@@ -25,7 +25,10 @@
dryrun=1
# do not ignore gpg errors (=1)
do_force=1
do_force_gpg=1
# do not stop and ask overwriting local files
do_force_overwrite=1
# no need to be `root` here.. (=1)
needsroot=1
@@ -139,9 +142,13 @@ while true ; do
error "config file '$1' does not exist."
fi
;;
#* -f |--force do not care about GPG errors..
-f|--force)
do_force=0
#* -f |--force-gpg do not care about GPG errors..
-f|--force-gpg)
do_force_gpg=0
;;
#* -F|--force-overwrite do not care to overwrite files locally (e.g. SHA256SUM)
-F|--force-overwrite)
do_force_overwrite=0
;;
#* -h |--help print this help
-h|--help)
@@ -243,17 +250,28 @@ get_checksums() {
$_wget "$debian_mirror/$debian_version/main/installer-${debian_arch}/current/images/SHA256SUMS"
$_sha256sum -c Release.sha256sums
if [ "$1" == "persist" ] ; then
$_grep "./netboot/debian-installer/${debian_arch}/initrd.gz$" SHA256SUMS | $_sed 's; .*/\(initrd.gz\).*; ./\1;' > $cwd/SHA256SUMS
$_grep "./netboot/debian-installer/${debian_arch}/linux$" SHA256SUMS | $_sed 's; .*/\(linux\).*; ./\1;' >> $cwd/SHA256SUMS
else
$_grep "./MANIFEST$" SHA256SUMS
$_grep "./MANIFEST.udebs$" SHA256SUMS
$_grep "./netboot/debian-installer/${debian_arch}/initrd.gz$" SHA256SUMS
$_grep "./netboot/debian-installer/${debian_arch}/linux$" SHA256SUMS
fi
case "$1" in
persist*)
if [ $do_force_overwrite -ne 0 ] && [ -e $cwd/SHA256SUMS ] ; then
warn "There already is a file called '$cwd/SHA256SUMS'."
echo "To save it please rename it prior to go on by hitting <Enter>."
read
fi
;;&
persist)
$_grep "./netboot/debian-installer/${debian_arch}/initrd.gz$" SHA256SUMS | $_sed 's; .*/\(initrd.gz\); ./\1;' > $cwd/SHA256SUMS
$_grep "./netboot/debian-installer/${debian_arch}/linux$" SHA256SUMS | $_sed 's; .*/\(linux\).*; ./\1;' >> $cwd/SHA256SUMS
;;
persist_iso)
$_grep "./netboot/mini.iso$" SHA256SUMS | $_sed 's; .*/\(mini.iso\); ./\1;' > $cwd/SHA256SUMS
;;
*)
$_grep "./MANIFEST$" SHA256SUMS
$_grep "./MANIFEST.udebs$" SHA256SUMS
$_grep "./netboot/debian-installer/${debian_arch}/initrd.gz$" SHA256SUMS
$_grep "./netboot/debian-installer/${debian_arch}/linux$" SHA256SUMS
;;
esac
clean_tmp $tempdir
}
@@ -286,6 +304,18 @@ get_files() {
$_sha256sum -c SHA256SUMS
}
get_iso() {
[ -z "$debian_version" ] && error "There was no Debian version provided. See action: 'versions'"
echo "Trying to get the kernel and the initrd for $debian_version/$debian_arch from $debian_mirror installing it here $cwd"
get_checksums persist_iso
cd $cwd
$_wget "$debian_mirror/$debian_version/main/installer-${debian_arch}/current/images/netboot/mini.iso"
$_sha256sum -c SHA256SUMS
}
get_versions() {
$_wget -O - $debian_mirror 2>/dev/null | $_grep "Debian[0-9]\+\.[0-9]\+" | $_sed 's;.*\(Debian[0-9]\+\.[0-9]\+\).*;\1;' | $_sed 's;/;;'
}
@@ -309,6 +339,10 @@ case $action in
files)
get_files
;;
#* mini.iso Get the whole netboot mini.iso just like that...
iso|mini*)
get_iso
;;
#* show_mirror Display the configured mirror.
show_mirror|mirror)
echo $debian_mirror