| #! /bin/bash |
| |
| # The modules_sign target checks for corresponding .o files for every .ko that |
| # is signed. This doesn't work for package builds which re-use the same build |
| # directory for every flavour, and the .config may change between flavours. |
| # So instead of using this script to just sign lib/modules/$KernelVer/extra, |
| # sign all .ko in the buildroot. |
| |
| # This essentially duplicates the 'modules_sign' Kbuild target and runs the |
| # same commands for those modules. |
| |
| MODSECKEY=$1 |
| MODPUBKEY=$2 |
| moddir=$3 |
| |
| modules=`find $moddir -type f -name '*.ko'` |
| |
| NPROC=`nproc` |
| [ -z "$NPROC" ] && NPROC=1 |
| |
| # NB: this loop runs 2000+ iterations. Try to be fast. |
| echo "$modules" | xargs -r -n16 -P $NPROC sh -c " |
| for mod; do |
| ./scripts/sign-file sha256 $MODSECKEY $MODPUBKEY \$mod |
| rm -f \$mod.sig \$mod.dig |
| done |
| " DUMMYARG0 # xargs appends ARG1 ARG2..., which go into $mod in for loop. |
| |
| RANDOMMOD=$(echo "$modules" | sort -R | head -n 1) |
| if [ "~Module signature appended~" != "$(tail -c 28 $RANDOMMOD)" ]; then |
| echo "*****************************" |
| echo "*** Modules are unsigned! ***" |
| echo "*****************************" |
| exit 1 |
| fi |
| |
| exit 0 |