feat: add multi database backup

Dockerfile

@@ -0,0 +1,81 @@
+FROM golang:1.21.0 AS build
+WORKDIR /app
+
+# Copy the source code.
+COPY . .
+# Installs Go dependencies
+RUN go mod download
+
+# Build
+RUN CGO_ENABLED=0 GOOS=linux go build -o /app/pg-bkup
+
+FROM alpine:3.20.3
+ENV DB_HOST=""
+ENV DB_NAME=""
+ENV DB_USERNAME=""
+ENV DB_PASSWORD=""
+ENV DB_PORT=5432
+ENV STORAGE=local
+ENV AWS_S3_ENDPOINT=""
+ENV AWS_S3_BUCKET_NAME=""
+ENV AWS_ACCESS_KEY=""
+ENV AWS_SECRET_KEY=""
+ENV AWS_S3_PATH=""
+ENV AWS_REGION="us-west-2"
+ENV AWS_DISABLE_SSL="false"
+ENV AWS_FORCE_PATH_STYLE="true"
+ENV GPG_PASSPHRASE=""
+ENV SSH_USER=""
+ENV SSH_PASSWORD=""
+ENV SSH_HOST=""
+ENV SSH_IDENTIFY_FILE=""
+ENV SSH_PORT=22
+ENV REMOTE_PATH=""
+ENV FTP_HOST=""
+ENV FTP_PORT=21
+ENV FTP_USER=""
+ENV FTP_PASSWORD=""
+ENV TARGET_DB_HOST=""
+ENV TARGET_DB_PORT=5432
+ENV TARGET_DB_NAME=""
+ENV TARGET_DB_USERNAME=""
+ENV TARGET_DB_PASSWORD=""
+ENV BACKUP_CRON_EXPRESSION=""
+ENV TG_TOKEN=""
+ENV TG_CHAT_ID=""
+ENV TZ=UTC
+ARG WORKDIR="/config"
+ARG BACKUPDIR="/backup"
+ARG BACKUP_TMP_DIR="/tmp/backup"
+ARG appVersion="v1.2.11"
+ENV VERSION=${appVersion}
+LABEL author="Jonas Kaninda"
+LABEL version=${appVersion}
+
+RUN apk --update add --no-cache postgresql-client tzdata
+RUN mkdir $WORKDIR
+RUN mkdir $BACKUPDIR
+RUN mkdir -p $BACKUP_TMP_DIR
+RUN chmod 777 $WORKDIR
+RUN chmod 777 $BACKUPDIR
+RUN chmod 777 $BACKUP_TMP_DIR
+RUN chmod 777 $WORKDIR
+COPY --from=build /app/pg-bkup /usr/local/bin/pg-bkup
+RUN chmod +x /usr/local/bin/pg-bkup
+
+RUN ln -s /usr/local/bin/pg-bkup /usr/local/bin/bkup
+
+# Create the backup script and make it executable
+RUN echo '#!/bin/sh\n/usr/local/bin/pg-bkup backup "$@"' > /usr/local/bin/backup && \
+    chmod +x /usr/local/bin/backup
+
+# Create the restore script and make it executable
+RUN echo '#!/bin/sh\n/usr/local/bin/pg-bkup restore "$@"' > /usr/local/bin/restore && \
+    chmod +x /usr/local/bin/restore
+# Create the migrate script and make it executable
+RUN echo '#!/bin/sh\n/usr/local/bin/pg-bkup migrate "$@"' > /usr/local/bin/migrate && \
+    chmod +x /usr/local/bin/migrate
+
+WORKDIR $WORKDIR
+ENTRYPOINT ["/usr/local/bin/pg-bkup"]
+