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initial-setup: generate vars.sh instead of borg.sh; commit borg.sh

Put setup-time variables into a generated vars.sh, and put borg.sh
directly into the repo.
master
Jim Paris 2 years ago
parent
commit
c7a6d08665
2 changed files with 40 additions and 25 deletions
  1. +21
    -0
      borg.sh
  2. +19
    -25
      initial-setup.sh

+ 21
- 0
borg.sh View File

@@ -0,0 +1,21 @@
#!/bin/bash

set -e
. "$(dirname "$0")"/vars.sh

export BORG_PASSCOMMAND="cat ${BORG_DIR}/passphrase"
export BORG_BASE_DIR=${BORG_DIR}
export BORG_CACHE_DIR=${BORG_DIR}/cache
export BORG_CONFIG_DIR=${BORG_DIR}/config
if [ "$1" = "--rw" ] ; then
if [ "$BORG_RW_KEY_ADDED" != "1" ] ; then
echo "=== Need SSH key passphrase. Check Bitwarden for:"
echo "=== borg $HOSTNAME / read-write SSH key"
fi
export BORG_RSH="ssh -F $SSH/config -o BatchMode=no -i $SSH/id_ecdsa"
shift
else
export BORG_RSH="ssh -F $SSH/config -i $SSH/id_ecdsa_appendonly"
fi

exec "${BORG_BIN}" "$@"

+ 19
- 25
initial-setup.sh View File

@@ -72,38 +72,32 @@ setup_venv()
pipenv install
}

# Create wrapper to execute borg
create_borg_wrapper()
# Create shell script with environment variables
create_borg_vars()
{
BORG=${BORG_DIR}/borg.sh
VARS=${BORG_DIR}/vars.sh

# These variables are used elsewhere in this script
BORG_REPO="ssh://${BACKUP_USER}@${BACKUP_HOST}/./${BACKUP_REPO}"
BORG=${BORG_DIR}/borg.sh
SSH=$BORG_DIR/ssh

cat >"$BORG" <<EOF
#!/bin/sh

cat >"$VARS" <<EOF
export BACKUP_USER=${BACKUP_USER}
export BACKUP_HOST=${BACKUP_HOST}
export BACKUP_REPO=${BACKUP_REPO}
export HOSTNAME=$(hostname)
export BORG_REPO=${BORG_REPO}
export BORG_HOST_ID=${HOSTID}
export BORG_PASSCOMMAND="cat ${BORG_DIR}/passphrase"
export BORG_HOST_ID=${HOSTID}
export BORG_BASE_DIR=${BORG_DIR}
export BORG_CACHE_DIR=${BORG_DIR}/cache
export BORG_CONFIG_DIR=${BORG_DIR}/config
if [ "\$1" = "--rw" ] ; then
if [ "$BORG_RW_KEY_ADDED" != "1" ] ; then
echo "=== Need SSH key passphrase. Check Bitwarden for:"
echo "=== borg $(hostname) / read-write SSH key"
fi
export BORG_RSH="ssh -F $SSH/config -o BatchMode=no -i $SSH/id_ecdsa"
shift
else
export BORG_RSH="ssh -F $SSH/config -i $SSH/id_ecdsa_appendonly"
fi

exec "${BORG_BIN}" "\$@"
export BORG_DIR=${BORG_DIR}
export SSH=${SSH}
export BORG=${BORG}
export BORG_BIN=${BORG_BIN}
EOF
chmod +x "$BORG"
if ! "$BORG" -h >/dev/null ; then
error "Can't run the new borg wrapper; does borg work?"
error "Can't run the borg wrapper; does borg work?"
fi

}
@@ -297,7 +291,7 @@ git_setup()
fi

log "Committing local changes to git"
git add README.md borg-backup.service borg-backup.timer borg.sh
git add README.md borg-backup.service borg-backup.timer vars.sh
git commit -a -m "autocommit after initial setup on $(hostname)"
}

@@ -307,7 +301,7 @@ log " Backup server user: ${BACKUP_USER}"
log " Repository path: ${BACKUP_REPO}"

setup_venv
create_borg_wrapper
create_borg_vars
generate_keys
configure_ssh
create_repo


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