「✨」 feat: finished borg backup
This commit is contained in:
@ -1,16 +1,16 @@
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package main
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import (
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"bufio"
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"fmt"
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"log"
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"os"
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"os/exec"
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"bufio"
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"slices"
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"git.keyzox.me/42_adjoly/inception/internal/cmd"
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"git.keyzox.me/42_adjoly/inception/internal/env"
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_log "git.keyzox.me/42_adjoly/inception/internal/log"
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"git.keyzox.me/42_adjoly/inception/internal/pass"
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)
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func overrideCronFile(filePath string, jobs []string) error {
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@ -70,13 +70,13 @@ func main() {
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_log.Log("error", "No passphrase specified, exiting...")
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}
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err = cmd.ExecCmd([]string{"borg", "init", "--encryption=" + passphrase, repo})
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err = cmd.ExecCmd([]string{"borg", "init", "--encryption=repokey-blake2", repo}, slices.Insert(os.Environ(), len(os.Environ()), "BORG_PASSPHRASE="+passphrase))
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if err != nil {
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log.Fatal(err)
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}
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}
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interval := env.EnvCheck("CRON_INTERVAL", "0 0 * * *")
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interval := env.EnvCheck("CRON_INTERVAL", "0 2 * * *")
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cronFilePath := "/etc/crontabs/root"
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newJobs := []string{
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"# Borg Backup Cron Job",
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16
srcs/cmd/borg-backup/getpassphrase/getpassphrase.go
Normal file
16
srcs/cmd/borg-backup/getpassphrase/getpassphrase.go
Normal file
@ -0,0 +1,16 @@
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package main
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import (
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"fmt"
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"git.keyzox.me/42_adjoly/inception/internal/env"
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_log "git.keyzox.me/42_adjoly/inception/internal/log"
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)
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func main(){
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pass := env.FileEnv("BORG_PASSPHRASE", "")
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if pass == "" {
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_log.Log("error", "Could not found passphrase")
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}
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fmt.Print(pass)
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}
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@ -4,6 +4,7 @@ volumes:
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wp-db:
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wp-site:
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nginx-certs:
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backup:
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networks:
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inception:
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@ -103,15 +104,12 @@ services:
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- inception
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environment:
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- TZ=Europe/Paris # handled by tzdata
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- CRON_INTERVAL=0 0 * * * # handled by entrypoint
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- CRON_INTERVAL=0 2 * * * # handled by entrypoint
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- BORG_PASSPHRASE=Hanky-Kangaroo-Thinning5-Statute-Mascot-Islamist
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- BORG_REPO=/backup
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- BORG_SRC=/source
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- BORG_COMPRESS=zstd
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- BORG_COMPRESS=
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- BORG_PRUNE_KEEP_DAILY=3
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- BORG_PRUNE_KEEP_WEEKLY=2
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- BORG_PRUNE_KEEP_MONTHLY=1
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#- BORG_EXCLUDE_PATTERNS=/var/www/cache # just an exemple to remove after
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- BORG_LOG_LEVEL=info
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- BORG_CHECK_LAST=3
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- BORG_CHECK_DATA=1
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@ -121,4 +119,5 @@ services:
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volumes:
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- wp-db:/source/db
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- wp-site:/source/wordpress
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- backup:/backup
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restart: unless-stopped
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@ -1,5 +1,7 @@
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FROM scratch AS builder
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ADD alpine-minirootfs-3.21.2-x86_64.tar.gz /
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ADD docker/alpine/alpine-minirootfs-3.21.2-x86_64.tar.gz /
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RUN apk add go
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WORKDIR /build
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@ -9,10 +11,11 @@ COPY cmd /build/cmd
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COPY internal /build/internal
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RUN cd /build \
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&& go build git.keyzox.me/42_adjoly/inception/cmd/borg-backup/entrypoint
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&& go build git.keyzox.me/42_adjoly/inception/cmd/borg-backup/entrypoint \
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&& go build git.keyzox.me/42_adjoly/inception/cmd/borg-backup/getpassphrase
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FROM scratch
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ADD alpine-minirootfs-3.21.2-x86_64.tar.gz /
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ADD docker/alpine/alpine-minirootfs-3.21.2-x86_64.tar.gz /
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RUN mkdir -p /backup \
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&& mkdir -p /source \
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@ -23,11 +26,12 @@ RUN apk add --no-cache borgbackup tzdata \
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&& rm -rf /var/cache/apk/*
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COPY --from=builder /build/entrypoint /docker-entrypoint
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COPY docker/bonus/borg-backup/default-bak.sh /docker-backup.d
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COPY --from=builder /build/getpassphrase /bin/getpassphrase
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COPY docker/bonus/borg-backup/default-bak.sh /docker-backup.d/default-bak.sh
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ENTRYPOINT [ "/docker-entrypoint" ]
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WORKDIR /
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STOPSIGNAL SIGQUIT
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CMD [ "crond", "-l", "${CRON_LOGLEVEL:-8}", "-f" ]
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CMD [ "crond", "-l", "8", "-f" ]
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@ -3,9 +3,9 @@
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set -e
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# Define variables from environment
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REPO=${BORG_REPO}
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PASSPHRASE=${BORG_PASSPHRASE}
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SOURCE=${BORG_SOURCE}
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REPO=${BORG_REPO:-/backup}
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BORG_PASSPHRASE=$(getpassphrase)
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SOURCE=${BORG_SOURCE:-/source}
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COMPRESSION=${BORG_COMPRESS:-zstd}
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PRUNE_KEEP_DAILY=${BORG_PRUNE_KEEP_DAILY:-7}
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PRUNE_KEEP_WEEKLY=${BORG_PRUNE_KEEP_WEEKLY:-4}
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@ -13,19 +13,20 @@ PRUNE_KEEP_MONTHLY=${BORG_PRUNE_KEEP_MONTHLY:-6}
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EXCLUDE_PATTERNS=${BORG_EXCLUDE_PATTERNS:-}
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CHECK_LAST=${BORG_CHECK_LAST}
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BAK_ARGS=--compression $COMPRESSION
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BAK_ARGS="--compression $COMPRESSION"
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if [[ -z "$PASSPHRASE" ]]; then
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if [ -z "$BORG_PASSPHRASE" ]; then
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echo "Could not found passphrase"
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exit 1
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fi
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if [[ -n "$EXCLUDE_PATTERNS" ]]; then
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BAK_ARGS+=--exclude $EXCLUDE_PATTERNS
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if [ -n "$EXCLUDE_PATTERNS" ]; then
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BAK_ARGS="$BAK_ARGS --exclude $EXCLUDE_PATTERNS"
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fi
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# Borg backup command
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borg create --stats $BAK_ARGS \
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$REPO::$(hostname)-$(date +%Y-%m-%d) $SOURCE
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$REPO::$(date +%Y-%m-%d) $SOURCE
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# Borg prune command
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@ -35,11 +36,11 @@ borg prune --list $REPO --keep-daily=$PRUNE_KEEP_DAILY --keep-weekly=$PRUNE_KEEP
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# Borg check command
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CHECK_ARGS=""
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if [[ -n "$CHECK_LAST" ]]; then
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CHECK_ARGS+=--last $CHECK_LAST
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if [ -n "$CHECK_LAST" ]; then
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CHECK_ARGS="$CHECK_ARGS --last $CHECK_LAST"
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fi
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if [[ -n "$CHECK_DATA" ]]; then
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CHECK_ARGS+=--verify-data
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if [ -n "$CHECK_DATA" ]; then
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CHECK_ARGS="$CHECK_ARGS --verify-data"
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fi
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borg check $CHECK_ARGS $REPO
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@ -3,13 +3,11 @@ package cmd
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import (
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"os"
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"os/exec"
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_log "git.keyzox.me/42_adjoly/inception/internal/log"
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)
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func ExecCmd(cmdStr []string) error {
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cmd := exec.Command(cmdStr[0], cmdStr...)
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cmd.Env = os.Environ()
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func ExecCmd(cmdStr, env []string) error {
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cmd := exec.Command(cmdStr[0], cmdStr[1:]...)
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cmd.Env = env
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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cmd.Stdin = os.Stdin
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