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fix: correctly detect and remove CD-ROM apt sources on Ubuntu 26

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The previous check only matched "cdrom:" but Ubuntu 26 uses DEB822
format with "URIs: file:///cdrom". Now matches /cdrom broadly and
handles .sources files, .list files, and traditional sources.list.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
FlintyLemming
2026-04-07 20:41:53 +08:00
parent 3ba41ddbcb
commit e4e1afebe8
1 changed files with 37 additions and 17 deletions
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linux-managements/setup.sh
+37 -17
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@@ -188,27 +188,47 @@ install_git() {
# apt-get update once the machine has internet sources configured.
# Remove it automatically so the rest of the script can proceed.
clean_cdrom_sources() {
# Traditional sources.list format
if grep -qE '^\s*deb\s.*cdrom:' /etc/apt/sources.list 2>/dev/null; then
has_internet=false
if grep -E '^\s*deb\s' /etc/apt/sources.list 2>/dev/null | grep -qv 'cdrom:'; then
# Check if any internet (non-cdrom) apt sources exist
has_internet=false
# Traditional sources.list
if [ -f /etc/apt/sources.list ] && \
grep -qE '^\s*deb\s' /etc/apt/sources.list 2>/dev/null; then
if ! grep -E '^\s*deb\s' /etc/apt/sources.list | grep -q '/cdrom'; then
has_internet=true
elif grep -rE '^\s*deb\s' /etc/apt/sources.list.d/ 2>/dev/null | grep -qv 'cdrom:'; then
has_internet=true
fi
if [ "$has_internet" = true ]; then
info "Removing CD-ROM apt source (internet sources detected)"
psudo sed -i '/cdrom:/d' /etc/apt/sources.list
fi
fi
# DEB822 format (.sources files)
for f in /etc/apt/sources.list.d/*.sources; do
[ -f "$f" ] || continue
if grep -qE '^\s*URIs:\s*.*cdrom:' "$f" 2>/dev/null; then
info "Removing CD-ROM apt source from $(basename "$f")"
psudo sed -i '/URIs:.*cdrom:/d' "$f"
# .list files in sources.list.d
if [ "$has_internet" = false ] && \
grep -rE '^\s*deb\s' /etc/apt/sources.list.d/*.list 2>/dev/null | grep -qv '/cdrom'; then
has_internet=true
fi
# DEB822 .sources files with http/https URIs
if [ "$has_internet" = false ]; then
for f in /etc/apt/sources.list.d/*.sources; do
[ -f "$f" ] || continue
if grep -qE '^\s*URIs:\s*https?://' "$f" 2>/dev/null; then
has_internet=true
break
fi
done
fi
if [ "$has_internet" = true ]; then
# Remove cdrom entries from traditional sources.list
if [ -f /etc/apt/sources.list ] && \
grep -q '/cdrom' /etc/apt/sources.list 2>/dev/null; then
info "Removing CD-ROM apt source from sources.list"
psudo sed -i '/\/cdrom/d' /etc/apt/sources.list
fi
done
# Remove cdrom .sources files entirely
for f in /etc/apt/sources.list.d/*.sources; do
[ -f "$f" ] || continue
if grep -q '/cdrom' "$f" 2>/dev/null; then
info "Removing $(basename "$f") (CD-ROM source)"
psudo rm -f "$f"
fi
done
fi
}
info "Installing git via system package manager ..."