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50 lines
1.3 KiB
Bash
Executable File
50 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -o nounset
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set -o errexit
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mkdir -p ~/.ssh
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cp /opt/id_rsa ~/.ssh/id_rsa
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chmod 600 ~/.ssh/id_rsa
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printf -v aws_access_key_id_str %q "$TRUENAS_AWS_ACCESS_KEY_ID"
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printf -v aws_secret_access_key_str %q "$TRUENAS_AWS_SECRET_ACCESS_KEY"
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ssh -o StrictHostKeyChecking=no root@${HOSTNAME}.feisar.ovh "/bin/bash -s $aws_access_key_id_str $aws_secret_access_key_str" << 'EOF'
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set -o nounset
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set -o errexit
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AWS_ACCESS_KEY_ID=$1
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AWS_SECRET_ACCESS_KEY=$2
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config_filename="$(date "+%Y%m%d-%H%M%S").tar"
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http_host=s3.feisar.ovh
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http_request_date=$(date -R)
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http_content_type="application/x-tar"
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http_filepath="truenas/$(hostname)/${config_filename}"
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http_signature=$(
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printf "PUT\n\n${http_content_type}\n%s\n/%s" "${http_request_date}" "${http_filepath}" \
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| openssl sha1 -hmac "${AWS_SECRET_ACCESS_KEY}" -binary \
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| base64
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)
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echo "Creating backup archive ..."
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tar -cvlf /tmp/backup-${config_filename} --strip-components=2 /data/freenas-v1.db /data/pwenc_secret
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echo "Upload backup to s3 bucket ..."
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curl -fsSL \
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-X PUT -T "/tmp/backup-${config_filename}" \
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-H "Host: ${http_host}" \
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-H "Date: ${http_request_date}" \
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-H "Content-Type: ${http_content_type}" \
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-H "Authorization: AWS ${AWS_ACCESS_KEY_ID}:${http_signature}" \
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"https://s3.feisar.ovh/${http_filepath}"
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rm /tmp/backup-*.tar
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EOF
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