Restore from backup in fresh volume

3 files changed, 46 insertions, 10 deletions

diff --git a/scripts/box/run-backup.env.sh b/scripts/box/create-backup.env.sh
index bd506e9..c9b2d3d 100755
--- a/scripts/box/run-backup.env.sh
+++ b/scripts/box/create-backup.env.sh
@@ -4,10 +4,11 @@ export BORG_REMOTE_PATH="${BORG_REMOTE_PATH}"
 export BORG_PASSPHRASE="${BORG_PASSPHRASE}"
 # The configured $BORG_REPO is already the rsync remote.
 # No need to send the files after the backup is done.
+echo xiu
 borg create                                               \
      --verbose                                            \
      --stats                                              \
      --progress                                           \
      --compression lzma,6                                 \
      "${BORG_REPO}::{hostname}-{now}-${VPS_COMMIT_SHA}"   \
-     "${VOLUME_HOME}"
+     ${VOLUME_HOME}/*
diff --git a/scripts/box/restore-backup.env.sh b/scripts/box/restore-backup.env.sh
new file mode 100755
index 0000000..b12d4f0
--- /dev/null
+++ b/scripts/box/restore-backup.env.sh
@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+export BORG_REMOTE_PATH="${BORG_REMOTE_PATH}"
+export BORG_PASSPHRASE="${BORG_PASSPHRASE}"
+
+pushd "$(mktemp -d)"
+ARCHIVE="$(borg list "${BORG_REPO}" --last 1 --short)"
+
+echo "Extracting archive ${ARCHIVE}"
+borg extract    \
+     --verbose  \
+     --stats    \
+     --progress \
+     "${BORG_REPO}"::"${ARCHIVE}"
+echo "Done."
+
+mv home/vps/volumes/* /home/vps/volumes/
+popd
diff --git a/scripts/ci/provision.sh b/scripts/ci/provision.sh
index 1000a55..87bb4c5 100755
--- a/scripts/ci/provision.sh
+++ b/scripts/ci/provision.sh
@@ -8,25 +8,38 @@ cd ../../
 VPS_COMMIT_SHA="$(git rev-parse HEAD)"
 export VPS_COMMIT_SHA
 
+# FIXME: use Ansible instead
+setup_borg_files() {
+  local -r template_file="${1}"
+  local -r destination_name="${2}"
+  scp ./secrets/borg/borg-remote.pub "$TLD":/root/.ssh/id_rsa.pub
+  scp ./secrets/borg/borg-remote     "$TLD":/root/.ssh/id_rsa
+  scp ./secrets/borg/known-hosts.txt "$TLD":/root/.ssh/known_hosts
+  ssh "$TLD" 'chmod 600 /root/.ssh/id_rsa'
+  envsubst < "${template_file}" | ssh "$TLD" "cat > /home/vps/${destination_name} && chmod +x /home/vps/${destination_name}"
+  ssh "$TLD" "chmod +x /home/vps/${destination_name}"
+}
+
 echo "Shutting down running containers and backing up data..."
 ssh "$TLD" "cd /home/vps/ && docker-compose down"
-scp ./secrets/borg/borg-remote.pub "$TLD":/root/.ssh/id_rsa.pub
-scp ./secrets/borg/borg-remote     "$TLD":/root/.ssh/id_rsa
-scp ./secrets/borg/known-hosts.txt "$TLD":/root/.ssh/known_hosts
-ssh "$TLD" 'chmod 600 /root/.ssh/id_rsa'
-envsubst < ./scripts/box/run-backup.env.sh | ssh "$TLD" 'cat > /home/vps/run-backup.sh && chmod +x /home/vps/run-backup.sh'
-ssh "$TLD" /home/vps/run-backup.sh
+setup_borg_files ./scripts/box/create-backup.env.sh create-backup.sh
+ssh "$TLD" /home/vps/create-backup.sh
 echo "Done."
 
-echo "Running 'terraform plan' and storing the planfile..."
+echo "Initializing Terraform..."
 terraform --version
 terraform init
+echo "Done."
+
+echo "Destroying existing infrastructure..."
+terraform destroy -input=false -auto-approve
+echo "Done."
+
+echo "Running 'terraform plan' and storing the planfile..."
 mkdir -p "../vps-state/secrets/plan-files/"
 PLAN_FILE_NAME="$(date -Iseconds)-$VPS_COMMIT_SHA.tfplan"
 PLAN_FILE_PATH="../vps-state/secrets/plan-files/$PLAN_FILE_NAME"
-
 terraform plan -input=false -out="$PLAN_FILE_PATH"
-
 pushd ../vps-state/
 git add "secrets/plan-files/$PLAN_FILE_NAME"
 git commit -m "CI: add .tfplan plan file for CI run $VPS_COMMIT_SHA"
@@ -46,6 +59,10 @@ git push origin master
 popd
 echo "Done."
 
+echo "Restoring data from backup into volume..."
+setup_borg_files ./scripts/box/restore-backup.env.sh restore-backup.sh
+echo "Done."
+
 echo "Running the Ansible playbook..."
 ansible-playbook provision.yaml
 echo "Done."