fix(gatsby): set pathPrefix in engines

gatsbyjs · Jan 25, 2024 · 903659a · 903659a
1 parent ac3d6db
commit 903659a
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Showing 2 changed files with 29 additions and 1 deletion.
diff --git a/packages/gatsby/src/schema/graphql-engine/bundle-webpack.ts b/packages/gatsby/src/schema/graphql-engine/bundle-webpack.ts
@@ -129,6 +129,11 @@ export async function createGraphqlEngineBundle(
   reporter: Reporter,
   isVerbose?: boolean
 ): Promise<webpack.Compilation | undefined> {
+  const state = store.getState()
+  const pathPrefix = state.program.prefixPaths
+    ? state.config.pathPrefix ?? ``
+    : ``
+
   const schemaSnapshotString = await fs.readFile(
     path.join(rootDir, `.cache`, `schema.gql`),
     `utf-8`
@@ -151,7 +156,7 @@ export async function createGraphqlEngineBundle(
 
   // We force a specific lmdb binary module if we detected a broken lmdb installation or if we detect the presence of an adapter
   let forcedLmdbBinaryModule: string | undefined = undefined
-  if (store.getState().adapter.instance) {
+  if (state.adapter.instance) {
     forcedLmdbBinaryModule = `${lmdbPackage}/node.abi83.glibc.node`
   }
   // We always force the binary if we've installed an alternative path
@@ -317,6 +322,7 @@ export async function createGraphqlEngineBundle(
         "process.env.GATSBY_SKIP_WRITING_SCHEMA_TO_FILE": `true`,
         "process.env.NODE_ENV": JSON.stringify(`production`),
         SCHEMA_SNAPSHOT: JSON.stringify(schemaSnapshotString),
+        PATH_PREFIX: JSON.stringify(pathPrefix),
         "process.env.GATSBY_LOGGER": JSON.stringify(`yurnalist`),
         "process.env.GATSBY_SLICES": JSON.stringify(
           !!process.env.GATSBY_SLICES

diff --git a/packages/gatsby/src/schema/graphql-engine/entry.ts b/packages/gatsby/src/schema/graphql-engine/entry.ts
@@ -43,12 +43,34 @@ export class GraphQLEngine {
     this.getRunner()
   }
 
+  private setupPathPrefix(pathPrefix: string): void {
+    if (pathPrefix) {
+      store.dispatch({
+        type: `SET_PROGRAM`,
+        payload: {
+          prefixPaths: true,
+        },
+      })
+
+      store.dispatch({
+        type: `SET_SITE_CONFIG`,
+        payload: {
+          ...store.getState().config,
+          pathPrefix,
+        },
+      })
+    }
+  }
+
   private async _doGetRunner(): Promise<GraphQLRunner> {
     await tracerReadyPromise
 
     const wrapActivity = reporter.phantomActivity(`Initializing GraphQL Engine`)
     wrapActivity.start()
     try {
+      // @ts-ignore PATH_PREFIX is being "inlined" by bundler
+      this.setupPathPrefix(PATH_PREFIX)
+
       // @ts-ignore SCHEMA_SNAPSHOT is being "inlined" by bundler
       store.dispatch(actions.createTypes(SCHEMA_SNAPSHOT))