snapshot_alpha.sh
#! /bin/bash
set -e
usage="Usage:
$ ./scripts/snapshot_alpha.sh babylon_005 from athens_004
Packs the current proto_alpha directory in a new proto_005_<hash>
directory with all the necessary renamings.
$ ./scripts/snapshot_alpha.sh babylon_005 --master
Prepares the protocol for master, just for development."
script_dir="$(cd "$(dirname "$0")" && echo "$(pwd -P)/")"
cd "$script_dir"/..
current=$1
label=$(echo $current | cut -d'_' -f1)
version=$(echo $current | cut -d'_' -f2)
if ! ( [[ "$label" =~ ^[a-z]+$ ]] && [[ "$version" =~ ^[0-9][0-9][0-9]$ ]] ); then
echo "Wrong protocol version"
echo
echo "$usage"
exit 1
fi
predecessor=$3
previous_label=$(echo $predecessor | cut -d'_' -f1)
previous_version=$(echo $predecessor | cut -d'_' -f2)
if ! ( [[ "$2" == "from" ]] && [[ "$3" ]] && [[ "$previous_label" =~ ^[a-z]+$ ]] && [[ "$previous_version" =~ ^[0-9][0-9][0-9]$ ]] ); then
if [[ "$2" == "--master" ]]; then master="true"
else
echo 'pass a predecessor such as "from athens_004" or "--master"'
echo
echo "$usage"
exit 1
fi
fi
if [ -d src/proto_${version} ] ; then
echo "Error: you should remove the directory 'src/proto_${version}'"
exit 1
fi
# create a temporary directory until the hash is known
# this is equivalent to `cp src/proto_alpha/ src/proto_${version}` but only for versioned files
mkdir /tmp/tezos_proto_snapshot
git archive HEAD src/proto_alpha/ | tar -x -C /tmp/tezos_proto_snapshot
mv /tmp/tezos_proto_snapshot/src/proto_alpha src/proto_${version}
rm -rf /tmp/tezos_proto_snapshot
# set current version
sed -i.old.old -e 's/let version_value = "alpha_current"/let version_value = "'${current}'"/' \
src/proto_${version}/lib_protocol/raw_context.ml
# set previous version
if [[ "$master" ]]; then
#in master our predecessor is alpha_current
sed -i.old -e 's/s = "alpha_previous"/s = "alpha_current"/' \
src/proto_${version}/lib_protocol/raw_context.ml
else
# set previous version
Predecessor=$(echo $predecessor | sed 's/.*/\u&/') # capitalize
sed -i.old -e 's/Alpha_previous/'${Predecessor}'/' \
src/proto_${version}/lib_protocol/{raw_context.ml,raw_context.mli,init_storage.ml}
# set previous version
sed -i.old -e 's/s = "alpha_previous"/s = "'${predecessor}'"/' \
src/proto_${version}/lib_protocol/raw_context.ml
fi
long_hash=$(./tezos-protocol-compiler -hash-only src/proto_${version}/lib_protocol)
short_hash=$(echo $long_hash | head -c 8)
if [ -d src/proto_${version}_${short_hash} ] ; then
echo "Error: you should remove the directory 'src/proto_${version}_${short_hash}'"
exit 1
fi
mv src/proto_${version} src/proto_${version}_${short_hash}
# move daemons to a tmp directory to avoid editing lib_protocol
cd src/proto_${version}_${short_hash}
daemons=$(ls | grep -v lib_protocol)
mkdir tmp
mv $daemons tmp
cd tmp
# rename main_*.ml{,i} files of the binaries
rename s/_alpha/_${version}_${short_hash}/ $(find . -name main_\*.ml -or -name main_\*.mli)
# rename .opam files
rename s/alpha/${version}-${short_hash}/ $(find . -name \*.opam)
# fix content of dune and opam files
sed -i.old -e s/_alpha/_${version}_${short_hash}/g \
-e s/-alpha/-${version}-${short_hash}/g \
$(find . -name dune -or -name \*.opam)
# rename genesis except if in master
if [[ ! "$master" ]]; then
#rename genesis
sed -i.old -e "s/-genesis/-000-Ps9mPmXa/" \
$(find . -name dune -or -name \*.opam)
fi
mv $daemons ..
cd ..
rmdir tmp
cd lib_protocol
# replace fake hash with real hash, this file doesn't influence the hash
sed -i.old -e 's/"hash": "[^"]*",/"hash": "'$long_hash'",/' \
TEZOS_PROTOCOL
sed -i.old -e s/protocol_alpha/protocol_${version}_${short_hash}/ \
-e s/protocol-alpha/protocol-${version}-${short_hash}/ \
$(find . -type f)
sed -i.old -e s/-alpha/-${version}-${short_hash}/ \
-e s/_alpha/_${version}_${short_hash}/ \
$(find . -type f -name dune)
# replace fist the template call with underscore version,
# then the other occurrences with dash version
sed -i.old -e 's/"alpha"/"'${version}_${short_hash}'"/' \
-e 's/alpha/'${version}-${short_hash}'/' \
$(find . -name \*.opam)
rename s/alpha/${version}-${short_hash}/ $(find . -name \*.opam)
dune exec ../../lib_protocol_compiler/replace.exe ../../lib_protocol_compiler/dune_protocol.template dune.inc ${version}_${short_hash}
cd ..
#remove files generated by sed
find . -name '*.old' -exec rm {} \;