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Add database backup/restore scripts (#324)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| /** | ||
| * React Starter Kit for Firebase | ||
| * https://github.com/kriasoft/react-firebase-starter | ||
| * Copyright (c) 2015-present Kriasoft | MIT License | ||
| */ | ||
|
|
||
| const fs = require('fs'); | ||
| const readline = require('readline'); | ||
| const cp = require('child_process'); | ||
| const { EOL } = require('os'); | ||
|
|
||
| // Load environment variables (PGHOST, PGUSER, etc.) | ||
| require('../knexfile'); | ||
|
|
||
| // Ensure that the SSL key file has correct permissions | ||
| if (process.env.PGSSLKEY) { | ||
| cp.spawnSync('chmod', ['0600', process.env.PGSSLKEY], { stdio: 'inherit' }); | ||
| } | ||
|
|
||
| // Get the list of database tables | ||
| let cmd = cp.spawnSync( | ||
| 'psql', | ||
| [ | ||
| '--no-align', | ||
| '--tuples-only', | ||
| '--record-separator=|', | ||
| '--command', | ||
| "SELECT table_name FROM information_schema.tables WHERE table_schema='public' AND table_type='BASE TABLE'", | ||
| ], | ||
| { | ||
| stdio: ['inherit', 'pipe', 'inherit'], | ||
| }, | ||
| ); | ||
|
|
||
| if (cmd.status !== 0) { | ||
| console.error('Failed to read the list of database tables.'); | ||
| process.exit(cmd.status); | ||
| } | ||
|
|
||
| const tables = cmd.stdout | ||
| .toString('utf8') | ||
| .trim() | ||
| .split('|') | ||
| .filter(x => x !== 'migrations' && x !== 'migrations_lock') | ||
| .map(x => `public."${x}"`) | ||
| .join(', '); | ||
|
|
||
| // Dump the database | ||
| cmd = cp | ||
| .spawn( | ||
| 'pg_dump', | ||
| [ | ||
| '--data-only', | ||
| '--no-owner', | ||
| '--no-privileges', | ||
| '--column-inserts', | ||
| '--disable-triggers', | ||
| '--exclude-table=migrations', | ||
| '--exclude-table=migrations_lock', | ||
| '--exclude-table=migrations_id_seq', | ||
| '--exclude-table=migrations_lock_index_seq', | ||
| ...process.argv.slice(2).filter(x => !x.startsWith('--env')), | ||
| ], | ||
| { | ||
| stdio: ['pipe', 'pipe', 'inherit'], | ||
| }, | ||
| ) | ||
| .on('exit', code => { | ||
| if (code !== 0) process.exit(code); | ||
| }); | ||
|
|
||
| const out = fs.createWriteStream('backup.sql', { encoding: 'utf8' }); | ||
| const rl = readline.createInterface({ input: cmd.stdout, terminal: false }); | ||
|
|
||
| rl.on('line', line => { | ||
| // Some (system) triggers cannot be disabled in a cloud environment | ||
| // "DISABLE TRIGGER ALL" => "DISABLE TRIGGER USER" | ||
| if (line.endsWith(' TRIGGER ALL;')) { | ||
| out.write(`${line.substr(0, line.length - 5)} USER;${EOL}`, 'utf8'); | ||
| } | ||
| // Add a command that truncates all the database tables | ||
| else if (line.startsWith('SET row_security')) { | ||
| out.write(`${line}${EOL}${EOL}TRUNCATE TABLE ${tables} CASCADE;${EOL}`); | ||
| } else { | ||
| out.write(`${line}${EOL}`, 'utf8'); | ||
| } | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| /** | ||
| * React Starter Kit for Firebase | ||
| * https://github.com/kriasoft/react-firebase-starter | ||
| * Copyright (c) 2015-present Kriasoft | MIT License | ||
| */ | ||
|
|
||
| const cp = require('child_process'); | ||
|
|
||
| // Load environment variables (PGHOST, PGUSER, etc.) | ||
| require('../knexfile'); | ||
|
|
||
| // Ensure that the SSL key file has correct permissions | ||
| if (process.env.PGSSLKEY) { | ||
| cp.spawnSync('chmod', ['0600', process.env.PGSSLKEY], { stdio: 'inherit' }); | ||
| } | ||
|
|
||
| cp.spawn( | ||
| 'psql', | ||
| [ | ||
| '--file=backup.sql', | ||
| '--echo-errors', | ||
| '--no-readline', | ||
| ...process.argv.slice(2).filter(x => !x.startsWith('--env')), | ||
| ], | ||
| { | ||
| stdio: 'inherit', | ||
| }, | ||
| ).on('exit', process.exit); |