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source deploy/lib/log4sh
function mark_complete {
migration=$1
date >> deploy/state/$migration
logger_info "Migration $migration ran successfully."
}
function run_migration {
migration=$1
logger_info "Running $migration migration."
if sh deploy/migrations/$migration
then
mark_complete $migration
else
logger_error "Script $migration failed, exiting."
exit 1
fi
}
function migrate {
TARGET=$1
logger_info "Changing to $TARGET"
pushd $TARGET
assert_in $TARGET
for migration in $(ls deploy/migrations | sort -n)
do
if [ -e deploy/state/$migration ]
then
logger_info "Skipping $migration migration."
else
run_migration $migration
fi
done
popd
}
function backup {
logger_info "Backing up $1 to $2 before deployment to "
rdiff-backup $1 $2
rdiff-backup -l $2
}
function rollback {
BACK_BY=$1
SOURCE=$2
TARGET=$3
logger_info "Rolling back to $BACK_BY backups ago."
rdiff-backup -r $BACK_BY $SOURCE $TARGET
}
function deploy_code {
logger_info "Deploying code from $1 to $2."
rsync --exclude config -av $1 $2
}
function assert_in {
if [ "$PWD" != "$1" ]
then
logger_error "You must be in the source checkout directory!"
exit 1
fi
}
function assert_env {
if [ "$SOURCE" == "" ]
then
logger_error "You must specify an environment (testing/prod/staging)".
exit 1
fi
}
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