Add backup scripts, Update to 0.16.0

.github/workflows/docker-build-push.yml

@@ -13,7 +13,9 @@ jobs:
     uses: thesilkky/workflows/.github/workflows/docker-build-push.yml@main
     with:
       image: thesilkky/restic
+      image-version: '0.16.0'
       context: .
+      build-args: RESTIC_VERSION=0.16.0
       platforms: linux/amd64,linux/arm64
     secrets:
       DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}

.gitignore

@@ -1 +1,2 @@
-.DS_Store
+.DS_Store
+.vscode

Dockerfile

@@ -2,6 +2,7 @@
 
 ARG GO_VERSION=1.20.6
 ARG ALPINE_VERSION=3.18
+ARG RESTIC_VERSION
 
 ####################################################################################################
 ## Builder
@@ -10,14 +11,15 @@ FROM --platform=${BUILDPLATFORM} golang:${GO_VERSION}-alpine${ALPINE_VERSION} AS
 
 ARG TARGETOS
 ARG TARGETARCH
+ARG RESTIC_VERSION
 
 ENV CGO_ENABLE=0
 
 RUN apk add --no-cache \
     ca-certificates \
     git
 
-ADD --keep-git-dir=true https://github.com/restic/restic.git /restic
+ADD --keep-git-dir=true https://github.com/restic/restic.git#v${RESTIC_VERSION} /restic
 
 WORKDIR /restic
 
@@ -35,11 +37,11 @@ RUN apk add --no-cache \
     bash
 
 COPY --from=builder --chmod=755 /output/restic /usr/local/bin
-COPY --chmod=755 entrypoint.sh /
+COPY --chmod=755 entrypoint.sh backup.sh /
 
 ENTRYPOINT ["/entrypoint.sh"]
 
-CMD ["restic", "--help"]
+CMD ["/backup.sh"]
 
 LABEL org.opencontainers.image.source="https://github.com/restic/restic.git"
 LABEL org.opencontainers.image.licenses="BSD-2-Clause"

backup.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+set -euo pipefail
+
+start=$(date +%s)
+echo "Starting backup: ${RESTIC_BACKUP_SOURCE} to ${RESTIC_REPOSITORY} $(date +"%Y-%m-%d %H:%M:%S")"
+
+set +e
+restic backup ${RESTIC_BACKUP_ARGS} "${RESTIC_BACKUP_SOURCE}"
+backupRC=$?
+set -e
+
+if [[ $backupRC == 0 ]]; then
+    echo "Backup successful"
+else
+    echo "Backup failed with status: ${backupRC}"
+    restic unlock
+fi
+
+if [[ $backupRC == 0 ]] && [ -n "${RESTIC_FORGET_ARGS}" ]; then
+    echo "Forgetting old snapshots with: ${RESTIC_FORGET_ARGS}"
+    if restic forget ${RESTIC_FORGET_ARGS}; then
+        echo "Forget successful"
+    else
+        echo "Forget failed"
+        restic unlock
+    fi
+fi
+
+end=$(date +%s)
+echo "Finished backup at: $(date +"%Y-%m-%d %H:%M:%S") in $((end-start)) seconds."
+
+exit $backupRC

entrypoint.sh

@@ -1,9 +1,22 @@
 #!/bin/bash
+set -euo pipefail
 
 if [[ -f $INIT_SCRIPT ]]; then
     echo "Running init script: ${INIT_SCRIPT}"
     source "$INIT_SCRIPT"
 fi
 
-echo "Running Restic: $(date)"
+echo "Checking repository: ${RESTIC_REPOSITORY}"
+if restic cat config > /dev/null; then
+    echo "Found repository"
+else
+    echo "Initializing repository: ${RESTIC_REPOSITORY}"
+    if restic init; then
+        echo "Initialized repository"
+    else
+        echo "Failed to initialize repository"
+        exit 1
+    fi
+fi
+
 exec "$@"