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+32,31 @@ if (limit <= 0) { process.exit(1); } +// Validate required environment variables +const accountId = process.env.CLOUDFLARE_D1_ACCOUNT_ID; +const databaseId = process.env.CLOUDFLARE_D1_DATABASE_ID; +const apiKey = process.env.CLOUDFLARE_D1_API_KEY; + +if (!accountId) { + console.error("Error: CLOUDFLARE_D1_ACCOUNT_ID environment variable is required."); + process.exit(1); +} +if (!databaseId) { + console.error("Error: CLOUDFLARE_D1_DATABASE_ID environment variable is required."); + process.exit(1); +} +if (!apiKey) { + console.error("Error: CLOUDFLARE_D1_API_KEY environment variable is required."); + process.exit(1); +} + const backup = await createBackup({ - accountId: process.env.CLOUDFLARE_D1_ACCOUNT_ID!, - databaseId: process.env.CLOUDFLARE_D1_DATABASE_ID!, - apiKey: process.env.CLOUDFLARE_D1_API_KEY!, + accountId, + databaseId, + apiKey, limit, + onProgress: (message) => console.log(message), }); +console.log(`\nBackup written to: ${path}`); fs.writeFileSync(path, backup); diff --git a/src/index.ts b/src/index.ts index 0242ef7..d5d8cee 100644 --- a/src/index.ts +++ b/src/index.ts @@ -6,6 +6,8 @@ export async function createBackup(options: { apiKey: string; // Default to 1000 limit?: number; + // Optional progress logger function + onProgress?: (message: string) => void; }) { const limit = options.limit ?? 1000; const lines: string[] = []; @@ -13,6 +15,12 @@ export async function createBackup(options: { lines.push(command); } + const log = (message: string) => { + if (options.onProgress) { + options.onProgress(message); + } + }; + async function fetchD1>( sql: string, params?: unknown[], @@ -51,10 +59,14 @@ export async function createBackup(options: { let writableSchema: boolean = false; { + log("Fetching table definitions..."); const [tables] = await fetchD1<{ name: string; type: string; sql: string }>( "SELECT name, type, sql FROM sqlite_master WHERE sql IS NOT NULL AND type = 'table' ORDER BY rootpage DESC", ); + log(`Found ${tables.results.length} tables`); + let tableIndex = 0; + for (let table of tables.results) { if (typeof table.name !== "string") { console.warn(`Table name is not string: ${table.name}`); @@ -62,7 +74,12 @@ export async function createBackup(options: { } if (table.name.startsWith("_cf_")) { continue; // we're not allowed access to these - } else if (table.name === "sqlite_sequence") { + } + + tableIndex++; + log(`[${tableIndex}/${tables.results.length}] Processing table: ${table.name}`); + + if (table.name === "sqlite_sequence") { append("DELETE FROM sqlite_sequence;"); } else if (table.name === "sqlite_stat1") { append("ANALYZE sqlite_master;"); @@ -123,11 +140,21 @@ export async function createBackup(options: { throw new Error("Failed to get table row count from table."); } + const totalRows = tableRowCount.results[0].count; + if (totalRows > 0) { + log(` Exporting ${totalRows} rows from ${table.name}...`); + } + + let processedRows = 0; for ( let offset = 0; - offset <= tableRowCount.results[0].count; + offset <= totalRows; offset += limit ) { + if (totalRows > limit && processedRows > 0) { + log(` Progress: ${processedRows}/${totalRows} rows (${Math.round((processedRows / totalRows) * 100)}%)`); + } + const queries = []; // D1 said maximum depth is 20, but the limit is seemingly at 9. @@ -181,6 +208,8 @@ export async function createBackup(options: { .join(", ")});`, ); } + + processedRows += results[0].results.length; } } } @@ -188,11 +217,13 @@ export async function createBackup(options: { } { + log("Processing indexes, triggers, and views..."); const [schemas] = await fetchD1( "SELECT name, type, sql FROM sqlite_master WHERE sql IS NOT NULL AND type IN ('index', 'trigger', 'view')", ); if (schemas.results.length) { + log(`Found ${schemas.results.length} indexes/triggers/views`); for (let schema of schemas.results) { append(`${schema.sql};`); } @@ -203,5 +234,7 @@ export async function createBackup(options: { append("PRAGMA writable_schema=OFF;"); } + log("Backup completed successfully!"); + return lines.join("\n"); }