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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -27,4 +27,4 @@ prisma | |
| test | ||
| /prisma-client | ||
| write-test | ||
| prisma2*.tgz | ||
| prisma2*.tgz | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| import fs from 'fs' | ||
| import path from 'path' | ||
| import tempDir from 'temp-dir' | ||
| import makeDir from 'make-dir' | ||
| import { promisify } from 'util' | ||
| import { getPlatform } from '@prisma/get-platform' | ||
| import { plusX } from '@prisma/engine-core/dist/util' | ||
| import Debug from 'debug' | ||
| const debug = Debug('resolveBinary') | ||
|
|
||
| const readFile = promisify(fs.readFile) | ||
| const writeFile = promisify(fs.writeFile) | ||
| const copyFile = promisify(fs.copyFile) | ||
|
|
||
| export type EngineType = | ||
| | 'query-engine' | ||
| | 'migration-engine' | ||
| | 'introspection-engine' | ||
|
|
||
| const engineEnvVarMap = { | ||
| 'query-engine': 'PRISMA_QUERY_ENGINE_BINARY', | ||
| 'migration-engine': 'PRISMA_MIGRATION_ENGINE_BINARY', | ||
| 'introspection-engine': 'PRISMA_INTROSPECTION_ENGINE_BINARY', | ||
| } | ||
|
|
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| export async function resolveBinary(name: EngineType): Promise<string> { | ||
| // tslint:disable-next-line | ||
|
|
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| const envVar = engineEnvVarMap[name] | ||
|
|
||
| if (process.env[envVar]) { | ||
| if (!fs.existsSync(process.env[envVar]!)) { | ||
| throw new Error( | ||
| `Env var ${envVar} is provided, but provided path ${process.env[envVar]} can't be resolved.`, | ||
| ) | ||
| } | ||
| return process.env[envVar]! | ||
| } | ||
|
|
||
| const dir = eval('__dirname') | ||
|
|
||
| const platform = await getPlatform() | ||
| const extension = platform === 'windows' ? '.exe' : '' | ||
| const binaryName = `${name}-${platform}${extension}` | ||
| let prismaPath = path.join(dir, '..', binaryName) | ||
| if (fs.existsSync(prismaPath)) { | ||
| return maybeCopyToTmp(prismaPath) | ||
| } | ||
| // for pkg | ||
| prismaPath = path.join(dir, '../..', binaryName) | ||
| if (fs.existsSync(prismaPath)) { | ||
| return maybeCopyToTmp(prismaPath) | ||
| } | ||
|
|
||
| prismaPath = path.join(__dirname, '..', binaryName) | ||
| if (fs.existsSync(prismaPath)) { | ||
| return maybeCopyToTmp(prismaPath) | ||
| } | ||
|
|
||
| prismaPath = path.join(__dirname, '../..', binaryName) | ||
| if (fs.existsSync(prismaPath)) { | ||
| return maybeCopyToTmp(prismaPath) | ||
| } | ||
|
|
||
| // needed to come from @prisma/client/generator-build to @prisma/client/runtime | ||
| prismaPath = path.join(__dirname, '../runtime', binaryName) | ||
| if (fs.existsSync(prismaPath)) { | ||
| return maybeCopyToTmp(prismaPath) | ||
| } | ||
|
|
||
| throw new Error( | ||
| `Could not find ${name} binary. Searched in ${path.join( | ||
| dir, | ||
| '..', | ||
| binaryName, | ||
| )} and ${path.join(dir, '../..', binaryName)}`, | ||
| ) | ||
| } | ||
|
|
||
| async function maybeCopyToTmp(file: string): Promise<string> { | ||
| // in this case, we are in a "pkg" context with a virtual fs | ||
| // to make this work, we need to copy the binary to /tmp and execute it from there | ||
|
|
||
| const dir = eval('__dirname') | ||
| if (dir.startsWith('/snapshot/prisma2')) { | ||
| const targetDir = path.join(tempDir, 'prisma-binaries') | ||
| await makeDir(targetDir) | ||
| const target = path.join(targetDir, path.basename(file)) | ||
| debug({ file, target }) | ||
| const data = await readFile(file) | ||
| await writeFile(target, data) | ||
| // We have to read and write until https://github.com/zeit/pkg/issues/639 | ||
| // is resolved | ||
| // await copyFile(file, target) | ||
| plusX(target) | ||
| return target | ||
| } | ||
|
|
||
| return file | ||
| } |