diff options
| -rw-r--r-- | sh/init.sh.Linux.in | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/sh/init.sh.Linux.in b/sh/init.sh.Linux.in index fcae0d2d..96555d27 100644 --- a/sh/init.sh.Linux.in +++ b/sh/init.sh.Linux.in @@ -11,6 +11,16 @@ if [ -d "@SYSCONFDIR@/rc.conf.d" ]; then done fi +# check for md5sum, and probably /usr too +if command -v md5sum >/dev/null; then + got_md5sum=true +else + eerror "md5sum is missing, which suggests /usr is not mounted" + eerror "If you have separate /usr, it must be mounted by initramfs" + eerror "If not, you should check coreutils is installed correctly" + got_md5sum=false +fi + # By default VServer already has /proc mounted, but OpenVZ does not! # However, some of our users have an old proc image in /proc # NFC how they managed that, but the end result means we have to test if @@ -21,9 +31,12 @@ fi mountproc=true f=/proc/self/environ if [ -e $f ]; then - if [ "$(VAR=a md5sum $f)" = "$(VAR=b md5sum $f)" ]; then + if $got_md5sum && [ "$(VAR=a md5sum $f)" = "$(VAR=b md5sum $f)" ]; then eerror "You have cruft in /proc that should be deleted" else + # If they don't have md5sum, this will fail in pretty ways if + # /proc isn't really mounted. Oh well, their system is busted + # anyway, and they get to keep the pieces. einfo "/proc is already mounted" mountproc=false fi |