Merge branch 'develop' into pizzax-indexeddb

3 files changed, 22 insertions, 5 deletions

diff --git a/packages/backend/src/misc/cache.ts b/packages/backend/src/misc/cache.ts
index 01bbe98a85..e5b911ed32 100644
--- a/packages/backend/src/misc/cache.ts
+++ b/packages/backend/src/misc/cache.ts
@@ -48,6 +48,7 @@ export class Cache<T> {
 
 		// Cache MISS
 		const value = await fetcher();
+		this.set(key, value);
 		return value;
 	}
 
diff --git a/packages/backend/src/misc/create-temp.ts b/packages/backend/src/misc/create-temp.ts
index 04604cf7d0..f07be634fb 100644
--- a/packages/backend/src/misc/create-temp.ts
+++ b/packages/backend/src/misc/create-temp.ts
@@ -1,10 +1,19 @@
 import * as tmp from 'tmp';
 
-export function createTemp(): Promise<[string, any]> {
-	return new Promise<[string, any]>((res, rej) => {
+export function createTemp(): Promise<[string, () => void]> {
+	return new Promise<[string, () => void]>((res, rej) => {
 		tmp.file((e, path, fd, cleanup) => {
 			if (e) return rej(e);
 			res([path, cleanup]);
 		});
 	});
 }
+
+export function createTempDir(): Promise<[string, () => void]> {
+	return new Promise<[string, () => void]>((res, rej) => {
+		tmp.dir((e, path, cleanup) => {
+			if (e) return rej(e);
+			res([path, cleanup]);
+		});
+	});
+}
diff --git a/packages/backend/src/misc/fetch-meta.ts b/packages/backend/src/misc/fetch-meta.ts
index 5417c10962..e855ac28ee 100644
--- a/packages/backend/src/misc/fetch-meta.ts
+++ b/packages/backend/src/misc/fetch-meta.ts
@@ -20,9 +20,16 @@ export async function fetchMeta(noCache = false): Promise<Meta> {
 			cache = meta;
 			return meta;
 		} else {
-			const saved = await transactionalEntityManager.save(Meta, {
-				id: 'x',
-			}) as Meta;
+			// metaが空のときfetchMetaが同時に呼ばれるとここが同時に呼ばれてしまうことがあるのでフェイルセーフなupsertを使う
+			const saved = await transactionalEntityManager
+				.upsert(
+					Meta,
+					{
+						id: 'x',
+					},
+					['id'],
+				)
+				.then((x) => transactionalEntityManager.findOneByOrFail(Meta, x.identifiers[0]));
 
 			cache = saved;
 			return saved;