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37 lines
1021 B
37 lines
1021 B
#!/bin/bash
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export PGUSER=postgres
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pg_databases() {
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echo "SELECT datname FROM pg_catalog.pg_database" | psql -At
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}
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dbs=$(pg_databases)
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mkdir -p /var/backups/pg/
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for db in $dbs; do
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if [[ "$db" == "template"* || "$db" == "postgres" ]]; then
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continue
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fi
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for exclude_db in $exclude_dbs; do
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if [ "$exclude_db" == "$db" ]; then
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echo "No backup for database $db as it is listed in 'exclude-dbs'."
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continue 2
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fi
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done
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dst=/var/backups/pg/$db.sql.gz
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(( start = SECONDS ))
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echo "Dumping database $db..." >&2
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pg_dump -Ox "$db" | gzip --rsyncable > "$dst.inprogress"
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errlvl="${PIPESTATUS[0]}"
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## Atomic replace
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(( elapsed = SECONDS - start ))
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if [ "$errlvl" != "0" ]; then
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echo " !! Error when dumping database $db." >&2
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rm "$dst.inprogress"
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else
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mv "$dst.inprogress" "$dst"
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printf " ..dumped %-35s (%12s in %10s)\n" "${dst##*/}" "$(du -sh "$dst" | cut -f 1)" "${elapsed}s" >&2
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fi
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done
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