Jeff's git bisect helper

bisect-helper

#!/bin/zsh
#
# Git bisect helper.
#
# 1. Edit the script below to build OMPI how you need it and run the test
# that you need.
#
# 2. Once you have found a starting point for the git bisect, run it
# like this:
#
#     git bisect run /path/to/this/script
#
# 3. Sit back and watch git work for you!
# 

set -x

# Globals

# Install OMPI to this directory
prefix=$bogus

ompi_src_dir=$HOME/git/ompi-crossover

#################################################################

# Helper subroutines

# Run a command, save the output, and check its exit status
doit() {
    file=$1
    cmd=$*
    shift
    echo $* \| tee $file
    $* 2>&1 | tee $file
    st=$status
    if test $st != 0; then
        echo RESULT: command fail (status $st)
        $DOTFILES/pushover COMMAND FAILED -- skip: $cmd
        exit 125
    fi
}

# Exit with a 0 status, which tells git bisect that this commit was
# good.
exit_good() {
    $DOTFILES/pushover RESULT: good
    exit 0
}

# Exit with a 1 status, which tells git bisect that this commit was
# bad.
exit_bad() {
    $DOTFILES/pushover RESULT: bad ($1)
    exit 1
}

#################################################################

echo "############### `date`"
echo "############### Bisect helper running"

cd $ompi_src_dir
git show --no-patch

# Clean the tree and run autogen
rm -rf build
git clean -dfx > /dev/null
doit auto.out ./autogen.pl

# Do a vpath build
rm -rf build
mkdir build
cd build
# =============================================================================
# JMS EDIT HERE EDIT HERE EDIT HERE EDIT HERE EDIT HERE EDIT HERE EDIT HERE
# Edit to build Open MPI the way you want.
doit config.out ../configure --prefix=$prefix --disable-oshmem --disable-mpi-fortran
# =============================================================================

# Build it
doit make.out make -j 32

# Install it
rm -rf $prefix
make install > /dev/null

# Check that mpirun works at all.  If not, skip this hash.
doit mpirun-hostname.out mpirun hostname

# =============================================================================
# JMS EDIT HERE EDIT HERE EDIT HERE EDIT HERE EDIT HERE EDIT HERE EDIT HERE
# Edit to test Open MPI the way you want.

# Do the test that you want to run
# For this test, I know we're inside a SLURM job
cd $ompi_src_dir/examples
make clean all |& tee make.out
# Have another agent running that will kill this test (and make mpirun
# exit with nonzero status) if it consumes too much memory.
date
mpirun --mca btl tcp,vader,self  --mca oob tcp  --mca pmix_base_async_modex 1 ./ring_c
st=$status
date
# =============================================================================

# If the mpirun failed, this test failed
if test $st -eq 0; then
    exit_good
else
    exit_bad "mpirun exit status: $st"
fi