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  1. #! /bin/sh
  2. set -e
  3. set -o pipefail
  4. if [ "${S3_ACCESS_KEY_ID}" = "**None**" ]; then
  5. echo "You need to set the S3_ACCESS_KEY_ID environment variable."
  6. exit 1
  7. fi
  8. if [ "${S3_SECRET_ACCESS_KEY}" = "**None**" ]; then
  9. echo "You need to set the S3_SECRET_ACCESS_KEY environment variable."
  10. exit 1
  11. fi
  12. if [ "${S3_BUCKET}" = "**None**" ]; then
  13. echo "You need to set the S3_BUCKET environment variable."
  14. exit 1
  15. fi
  16. if [ "${POSTGRES_DATABASE}" = "**None**" ]; then
  17. echo "You need to set the POSTGRES_DATABASE environment variable."
  18. exit 1
  19. fi
  20. if [ "${POSTGRES_HOST}" = "**None**" ]; then
  21. if [ -n "${POSTGRES_PORT_5432_TCP_ADDR}" ]; then
  22. POSTGRES_HOST=$POSTGRES_PORT_5432_TCP_ADDR
  23. POSTGRES_PORT=$POSTGRES_PORT_5432_TCP_PORT
  24. else
  25. echo "You need to set the POSTGRES_HOST environment variable."
  26. exit 1
  27. fi
  28. fi
  29. if [ "${POSTGRES_USER}" = "**None**" ]; then
  30. echo "You need to set the POSTGRES_USER environment variable."
  31. exit 1
  32. fi
  33. if [ "${POSTGRES_PASSWORD}" = "**None**" ]; then
  34. echo "You need to set the POSTGRES_PASSWORD environment variable or link to a container named POSTGRES."
  35. exit 1
  36. fi
  37. # env vars needed for aws tools
  38. export AWS_ACCESS_KEY_ID=$S3_ACCESS_KEY_ID
  39. export AWS_SECRET_ACCESS_KEY=$S3_SECRET_ACCESS_KEY
  40. export AWS_DEFAULT_REGION=$S3_REGION
  41. export PGPASSWORD=$POSTGRES_PASSWORD
  42. POSTGRES_HOST_OPTS="-h $POSTGRES_HOST -p $POSTGRES_PORT -U $POSTGRES_USER $POSTGRES_EXTRA_OPTS"
  43. echo "Creating dump of ${POSTGRES_DATABASE} database from ${POSTGRES_HOST}..."
  44. pg_dump $POSTGRES_HOST_OPTS $POSTGRES_DATABASE | gzip > dump.sql.gz
  45. echo "Uploading dump to $S3_BUCKET"
  46. cat dump.sql.gz | aws s3 cp - s3://$S3_BUCKET/$S3_PREFIX/${POSTGRES_DATABASE}_$(date +"%Y-%m-%dT%H:%M:%SZ").sql.gz || exit 2
  47. echo "SQL backup uploaded successfully"