fix(agent): defend against graph-node bug #5550 (null paused)

packages/indexer-common/src/graph-node.ts

@@ -62,9 +62,9 @@ export const parseGraphQLChain = (chain: any): ChainIndexingStatus => ({
 export const parseGraphQLBlockPointer = (block: any): BlockPointer | null =>
   block
     ? {
-        number: +block.number,
-        hash: block.hash,
-      }
+      number: +block.number,
+      hash: block.hash,
+    }
     : null
 
 export class GraphNode {
@@ -149,18 +149,47 @@ export class GraphNode {
   ): Promise<SubgraphDeploymentAssignment[]> {
     try {
       this.logger.debug('Fetch subgraph deployment assignments')
-      const result = await this.status
+
+      // FIXME: remove this initial check for just node when graph-node releases
+      // https://github.com/graphprotocol/graph-node/pull/5551
+      const nodeOnlyResult = await this.status
         .query(gql`
           {
             indexingStatuses {
               subgraphDeployment: subgraph
               node
-              paused
             }
           }
         `)
         .toPromise()
 
+      if (nodeOnlyResult.error) {
+        throw nodeOnlyResult.error
+      }
+
+      const withAssignments: string[] = nodeOnlyResult.data.indexingStatuses
+        .filter((result: QueryResult) => {
+          return result.node !== undefined
+        })
+        .map((result: QueryResult) => {
+          return result.subgraphDeployment
+        })
+
+      const result = await this.status
+        .query(
+          gql`
+          {
+            indexingStatuses($subgraphs) {
+              subgraphDeployment: subgraph
+              node
+              paused
+            }
+          }
+        `,
+          { subgraphs: withAssignments },
+        )
+        .toPromise()
+
       if (result.error) {
         throw result.error
       }
@@ -174,7 +203,7 @@ export class GraphNode {
 
       type QueryResult = {
         subgraphDeployment: string
-        node: string
+        node: string | undefined
         paused: boolean | undefined
       }
 
@@ -240,9 +269,9 @@ export class GraphNode {
           node
             ? node.deployments.push(status.subgraphDeployment)
             : indexNodes.push({
-                id: status.node,
-                deployments: [status.subgraphDeployment],
-              })
+              id: status.node,
+              deployments: [status.subgraphDeployment],
+            })
         },
       )
 
@@ -636,8 +665,7 @@ export class GraphNode {
 
           if (!result.data || !result.data.blockHashFromNumber || result.error) {
             throw new Error(
-              `Failed to query graph node for blockHashFromNumber: ${
-                result.error ?? 'no data returned'
+              `Failed to query graph node for blockHashFromNumber: ${result.error ?? 'no data returned'
               }`,
             )
           }