mirror of
https://github.com/Telecominfraproject/wlan-lanforge-scripts.git
synced 2025-10-30 18:27:53 +00:00
check_large_files.bash: now erases unused ct kernels and module directories
This commit is contained in:
Jed Reynolds
@@ -214,18 +214,23 @@ clean_old_kernels() {
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echo ""
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echo ""
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note "Cleaning old CT kernels..."
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sleep 2
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local f
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for f in "${removable_packages[@]}"; do
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echo "$f\*"
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done | xargs /usr/bin/rpm -hve
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if (( ${#removable_packages[@]} > 0 )); then
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for f in "${removable_packages[@]}"; do
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echo "$f\*"
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done | xargs /usr/bin/rpm -hve
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fi
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if (( ${#removable_kernels[@]} > 0 )); then
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for f in "${removable_kernels[@]}"; do
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echo "$f"
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done | xargs rm -f
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fi
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for f in "${removable_kernels[@]}"; do
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echo "r m $f"
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done
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for f in "${removable_libmod_dirs[@]}"; do
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echo "r m /lib/modules/$f"
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done
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if (( ${#removable_libmod_dirs[@]} > 0 )); then
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for f in "${removable_libmod_dirs[@]}"; do
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echo "/lib/modules/$f"
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done | xargs rm -rf
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fi
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echo ""
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echo ""
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}
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@@ -346,9 +351,12 @@ survey_kernel_files() {
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removable_kernels=()
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removable_libmod_dirs=()
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removable_packages=()
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kernel_sort_names=()
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declare -A kernel_sort_names=()
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declare -A kernel_sort_serial=()
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declare -A pkg_sort_names=()
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libmod_sort_names=()
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declare -A libmod_sort_names=()
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local ser
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local file
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note "Surveying Kernel files"
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mapfile -t kernel_files < <(find /boot -maxdepth 1 -type f -a \( \
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-iname "System*" -o -iname "init*img" -o -iname "vm*" -o -iname "ct*" \) \
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@@ -356,59 +364,66 @@ survey_kernel_files() {
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mapfile -t lib_module_dirs < <(find /lib/modules -mindepth 1 -maxdepth 1 -type d 2>/dev/null | sort)
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local booted=`uname -r`
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local g
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debug "** You are running kernel $booted **"
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# set -veux
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local file
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local fiile
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for file in "${kernel_files[@]}"; do
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# echo "kernel_file [$file]"
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[[ $file =~ /boot/initramfs* ]] && continue
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[[ $file =~ *.fc*.x86_64 ]] && continue
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fiile=$( basename $file )
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fiile=${fiile%.img}
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for f in "${kernel_files[@]}"; do
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[[ $f = /boot/init* ]] || continue
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[[ $f =~ *.fc*.x86_64 ]] || continue
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f=${f#/boot/init*-}
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f=${f%.img}
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if [[ $f =~ $booted ]]; then
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debug "ignoring CT kernel $f"
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if [[ $fiile =~ $booted ]]; then
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debug " ignoring booted CT kernel $file"
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sleep 2
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continue
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else
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g=$( kernel_to_relnum $f )
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# debug "f[$f] g[$g]"
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kernel_sort_names[$g]="$f"
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removable_kernels+=($f)
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ser=$( kernel_to_relnum ${fiile#*ct} )
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kernel_sort_serial[$ser]=1
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# debug "file[$file] ser[$ser]"
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kernel_sort_names["$file"]="$ser"
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removable_kernels+=($file)
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fi
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done
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if (( $verbose > 0 )) && (( ${#kernel_sort_names[@]} > 0 )); then
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echo "Removable CT kernels:"
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while read g; do
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printf " [%s]\n" "${kernel_sort_names[$g]}"
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sleep 2
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local booted_ser=$( kernel_to_relnum $booted )
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if (( ${#kernel_sort_names[@]} > 0 )); then
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declare -A ser_files
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for file in "${!kernel_sort_names[@]}"; do
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ser="${kernel_sort_names[$file]}"
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done
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note "Removable CT kernels:"
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while read ser; do
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(( $verbose > 0 )) && printf " kernel file [%s]\n" "${kernel_sort_names[$ser]}"
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removable_kernels+=(${kernel_sort_names["$ser"]})
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done < <(echo "${!kernel_sort_names[@]}" | sort | head -n -1)
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fi
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note "Module directories elegible for removal: "
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for f in "${lib_module_dirs[@]}"; do
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# echo " [$f]"
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f=${f#/lib/modules/}
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#f=${f%.img}
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#f=${f%.fc*}
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if [[ $f =~ $booted ]]; then
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debug "Ignoring booted module directory $f"
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# note "Module directories elegible for removal: "
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for file in "${lib_module_dirs[@]}"; do
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file=${file#/lib/modules/}
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if [[ $file =~ $booted ]]; then
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debug "Ignoring booted module directory $file"
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continue
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elif [[ $f = *.fc??.x86_64 ]]; then
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debug "Ignoring Fedora module directory $f"
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elif [[ $file = *.fc??.x86_64 ]]; then
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debug "Ignoring Fedora module directory $file"
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continue
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else
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g=$( kernel_to_relnum $f )
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debug "MODULE f[$f] g[$g] booted [$booted]"
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# removable_libmod_dirs+=($f)
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libmod_sort_names[$g]="$f"
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ser=$( kernel_to_relnum $file )
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libmod_sort_names["$ser"]="$file"
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fi
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done
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if (( $verbose > 0 )) && (( ${#libmod_sort_names[@]} > 0 )); then
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echo "Removable libmod dirs: "
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while read f; do
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if [[ $f =~ $booted ]]; then
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debug "Ignoring booted $booted module directory $f"
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# echo "Removable libmod dirs: "
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while read file; do
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if [[ $file =~ $booted ]]; then
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debug "Ignoring booted $booted module directory $file"
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continue
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fi
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removable_libmod_dirs+=(${libmod_sort_names[$f]})
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echo " [${libmod_sort_names[$f]}]"
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removable_libmod_dirs+=(${libmod_sort_names["$file"]})
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echo " [${libmod_sort_names["$file"]}]"
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done < <( printf "%s\n" "${!libmod_sort_names[@]}" | sort | head -n -1)
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fi
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@@ -418,7 +433,6 @@ survey_kernel_files() {
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local pkg
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local k_pkgs=()
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#local k_ver=()
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removable_pkg_series=()
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# need to avoid most recent fedora kernel
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@@ -427,7 +441,6 @@ survey_kernel_files() {
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return 0
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fi
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local ur=$( uname -r )
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#local current_relnum=$( kernel_to_relnum $ur )
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local kern_pkgs=( $( rpm -qa 'kernel*' | sort ) )
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local ser
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local zpkg
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@@ -453,11 +466,10 @@ survey_kernel_files() {
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zpkg=${pkg%.fc??.x86_64}
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if [[ $zpkg =~ $booted ]]; then
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#echo "ignoring k pkg $zpkg cuz $booted"
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continue
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fi
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kernel_series=$( kernel_to_relnum ${zpkg##kernel-} )
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#1>&2 echo "....... ....... Kernel series[$kernel_series]"
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pkg_to_ser[$pkg]="$kernel_series"
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pkg_sort_names[$kernel_series]=1
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done
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@@ -466,22 +478,13 @@ survey_kernel_files() {
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debug " can remove series [$ser] "
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removable_pkg_series+=($ser)
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done < <( printf "%s\n" "${!pkg_sort_names[@]}" | sort | head -n -1)
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# for ser in "${!pkg_sort_names[@]}"; do
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# debug " can remove series [$ser] "
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# #removable_pkg_series+=($ser)
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# done
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for pkg in "${k_pkgs[@]}"; do
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pkg=${pkg%.fc??.x86_64}
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ser=$( kernel_to_relnum $pkg )
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# echo " $pkg -> $ser"
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for zpkg in "${removable_pkg_series[@]}"; do
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#debug " $zser ~~ $ser ~~ $pkg"
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if (( $ser == $zpkg )); then
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# echo " removable: $ser, $zpkg >> $pkg"
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removable_packages+=($pkg)
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#else
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# echo " no"
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fi
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done
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done
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@@ -489,13 +492,16 @@ survey_kernel_files() {
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set +x
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if (( $quiet < 1 )); then
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if (( ${#removable_packages[@]} > 0 )); then
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printf "Would remove packages %s\n" "${removable_packages[@]}"
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echo "Would remove packages "
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printf " %s\n" "${removable_packages[@]}"
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fi
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if (( ${#removable_kernels[@]} > 0 )); then
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printf "Would remove CT Kernels %s\n" "${removable_kernels[@]}"
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echo "Would remove kernel files "
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printf " %s\n" "${removable_kernels[@]}"
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fi
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if (( ${#removable_libmod_dirs[@]} > 0 )); then
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printf "Would remove CT modules %s\n" "${removable_libmod_dirs[@]}"
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echo "Would remove lib module directories "
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printf " %s\n" "${removable_libmod_dirs[@]}"
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fi
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fi
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} # ~survey_kernel_files
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