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Merge pull request #158 from prodrigestivill/initial-backup
Add support to perform an initial backup on startup
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| #!/usr/bin/env bash | ||
| # Pre-validate the environment | ||
| if [ "${POSTGRES_DB}" = "**None**" -a "${POSTGRES_DB_FILE}" = "**None**" ]; then | ||
| echo "You need to set the POSTGRES_DB or POSTGRES_DB_FILE environment variable." | ||
| exit 1 | ||
| fi | ||
|
|
||
| if [ "${POSTGRES_HOST}" = "**None**" ]; then | ||
| if [ -n "${POSTGRES_PORT_5432_TCP_ADDR}" ]; then | ||
| POSTGRES_HOST=${POSTGRES_PORT_5432_TCP_ADDR} | ||
| POSTGRES_PORT=${POSTGRES_PORT_5432_TCP_PORT} | ||
| else | ||
| echo "You need to set the POSTGRES_HOST environment variable." | ||
| exit 1 | ||
| fi | ||
| fi | ||
|
|
||
| if [ "${POSTGRES_USER}" = "**None**" -a "${POSTGRES_USER_FILE}" = "**None**" ]; then | ||
| echo "You need to set the POSTGRES_USER or POSTGRES_USER_FILE environment variable." | ||
| exit 1 | ||
| fi | ||
|
|
||
| if [ "${POSTGRES_PASSWORD}" = "**None**" -a "${POSTGRES_PASSWORD_FILE}" = "**None**" -a "${POSTGRES_PASSFILE_STORE}" = "**None**" ]; then | ||
| echo "You need to set the POSTGRES_PASSWORD or POSTGRES_PASSWORD_FILE or POSTGRES_PASSFILE_STORE environment variable or link to a container named POSTGRES." | ||
| exit 1 | ||
| fi | ||
|
|
||
| #Process vars | ||
| if [ "${POSTGRES_DB_FILE}" = "**None**" ]; then | ||
| POSTGRES_DBS=$(echo "${POSTGRES_DB}" | tr , " ") | ||
| elif [ -r "${POSTGRES_DB_FILE}" ]; then | ||
| POSTGRES_DBS=$(cat "${POSTGRES_DB_FILE}") | ||
| else | ||
| echo "Missing POSTGRES_DB_FILE file." | ||
| exit 1 | ||
| fi | ||
| if [ "${POSTGRES_USER_FILE}" = "**None**" ]; then | ||
| export PGUSER="${POSTGRES_USER}" | ||
| elif [ -r "${POSTGRES_USER_FILE}" ]; then | ||
| export PGUSER=$(cat "${POSTGRES_USER_FILE}") | ||
| else | ||
| echo "Missing POSTGRES_USER_FILE file." | ||
| exit 1 | ||
| fi | ||
| if [ "${POSTGRES_PASSWORD_FILE}" = "**None**" -a "${POSTGRES_PASSFILE_STORE}" = "**None**" ]; then | ||
| export PGPASSWORD="${POSTGRES_PASSWORD}" | ||
| elif [ -r "${POSTGRES_PASSWORD_FILE}" ]; then | ||
| export PGPASSWORD=$(cat "${POSTGRES_PASSWORD_FILE}") | ||
| elif [ -r "${POSTGRES_PASSFILE_STORE}" ]; then | ||
| export PGPASSFILE="${POSTGRES_PASSFILE_STORE}" | ||
| else | ||
| echo "Missing POSTGRES_PASSWORD_FILE or POSTGRES_PASSFILE_STORE file." | ||
| exit 1 | ||
| fi | ||
| export PGHOST="${POSTGRES_HOST}" | ||
| export PGPORT="${POSTGRES_PORT}" | ||
| KEEP_MINS=${BACKUP_KEEP_MINS} | ||
| KEEP_DAYS=${BACKUP_KEEP_DAYS} | ||
| KEEP_WEEKS=`expr $(((${BACKUP_KEEP_WEEKS} * 7) + 1))` | ||
| KEEP_MONTHS=`expr $(((${BACKUP_KEEP_MONTHS} * 31) + 1))` | ||
|
|
||
| # Validate backup dir | ||
| if [ '!' -d "${BACKUP_DIR}" -o '!' -w "${BACKUP_DIR}" -o '!' -x "${BACKUP_DIR}" ]; then | ||
| echo "BACKUP_DIR points to a file or folder with insufficient permissions." | ||
| exit 1 | ||
| fi |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| #!/usr/bin/env bash | ||
| set -Eeo pipefail | ||
|
|
||
| # Prevalidate configuration (don't source) | ||
| /env.sh | ||
|
|
||
| EXTRA_ARGS="" | ||
| # Initial background backup | ||
| if [ "${BACKUP_ON_START}" = "TRUE" ]; then | ||
| EXTRA_ARGS="-i" | ||
| fi | ||
|
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||
| exec /usr/local/bin/go-cron -s "$SCHEDULE" -p "$HEALTHCHECK_PORT" $EXTRA_ARGS -- /backup.sh |