feat: accept multiple consensus client endpoints

scripts/run_native_testnet.sh

@@ -35,7 +35,7 @@ METRICS=false
 DISABLE_BLOB_SINK=false
 LOG_LEVEL="info"
 ETHEREUM_HOSTS=
-L1_CONSENSUS_HOST_URL=
+L1_CONSENSUS_HOST_URLS=
 
 OTEL_COLLECTOR_ENDPOINT=${OTEL_COLLECTOR_ENDPOINT:-"http://localhost:4318"}
 
@@ -55,7 +55,7 @@ function display_help {
   echo "  -c     Specify the otel collector endpoint (default: $OTEL_COLLECTOR_ENDPOINT)"
   echo "  -b     Disable the blob sink (default: false)"
   echo "  -e     Specify the ethereum host url (default: $ETHEREUM_HOSTS)"
-  echo "  -cl    Specify the l1 consensus host url (default: $L1_CONSENSUS_HOST_URL)"
+  echo "  -cl    Specify the l1 consensus host urls (default: $L1_CONSENSUS_HOST_URLS)"
   echo
   echo "Example:"
   echo "  $0 -t ./test-4epochs.sh -val 5 -v"
@@ -109,7 +109,7 @@ while [[ $# -gt 0 ]]; do
     shift 2
     ;;
   -cl)
-    L1_CONSENSUS_HOST_URL="$2"
+    L1_CONSENSUS_HOST_URLS="$2"
     shift 2
     ;;
   -b)
@@ -138,8 +138,8 @@ fi
 if [ -n "$ETHEREUM_HOSTS" ]; then
   export ETHEREUM_HOSTS
 fi
-if [ -n "$L1_CONSENSUS_HOST_URL" ]; then
-  export L1_CONSENSUS_HOST_URL
+if [ -n "$L1_CONSENSUS_HOST_URLS" ]; then
+  export L1_CONSENSUS_HOST_URLS
 fi
 
 # If an ethereum url has been provided, do not run the ethereum.sh script

spartan/aztec-network/files/config/setup-service-addresses.sh

@@ -130,9 +130,9 @@ fi
 
 # Write addresses to file for sourcing
 echo "export ETHEREUM_HOSTS=${ETHEREUM_ADDR}" >>/shared/config/service-addresses
-echo "export L1_CONSENSUS_HOST_URL=${ETHEREUM_CONSENSUS_ADDR}" >>/shared/config/service-addresses
-echo "export L1_CONSENSUS_HOST_API_KEY=${EXTERNAL_ETHEREUM_CONSENSUS_HOST_API_KEY}" >>/shared/config/service-addresses
-echo "export L1_CONSENSUS_HOST_API_KEY_HEADER=${EXTERNAL_ETHEREUM_CONSENSUS_HOST_API_KEY_HEADER}" >>/shared/config/service-addresses
+echo "export L1_CONSENSUS_HOST_URLS=${ETHEREUM_CONSENSUS_ADDR}" >>/shared/config/service-addresses
+echo "export L1_CONSENSUS_HOST_API_KEYS=${EXTERNAL_ETHEREUM_CONSENSUS_HOST_API_KEY}" >>/shared/config/service-addresses
+echo "export L1_CONSENSUS_HOST_API_KEY_HEADERS=${EXTERNAL_ETHEREUM_CONSENSUS_HOST_API_KEY_HEADER}" >>/shared/config/service-addresses
 echo "export BOOT_NODE_HOST=${BOOT_NODE_ADDR}" >>/shared/config/service-addresses
 echo "export PROVER_NODE_HOST=${PROVER_NODE_ADDR}" >>/shared/config/service-addresses
 echo "export PROVER_BROKER_HOST=${PROVER_BROKER_ADDR}" >>/shared/config/service-addresses

spartan/releases/testnet/aztec-sequencer.sh

@@ -19,6 +19,7 @@ DEFAULT_BIND_MOUNT_DIR="$HOME/aztec-data"
 
 # unset these to avoid conflicts with the host's environment
 ETHEREUM_HOSTS=
+L1_CONSENSUS_HOST_URLS=
 IMAGE=
 BOOTNODE_URL=
 LOG_LEVEL=info
@@ -42,8 +43,8 @@ parse_args() {
       ETHEREUM_HOSTS="$2"
       shift 2
       ;;
-    -l | --l1-consensus-host-url)
-      L1_CONSENSUS_HOST_URL="$2"
+    -l | --l1-consensus-host-urls)
+      L1_CONSENSUS_HOST_URLS="$2"
       shift 2
       ;;
     -p | --port)
@@ -150,13 +151,13 @@ configure_environment() {
     done
   fi
 
-  if [ -n "$L1_CONSENSUS_HOST_URL" ]; then
-    L1_CONSENSUS_HOST_URL="$L1_CONSENSUS_HOST_URL"
+  if [ -n "$L1_CONSENSUS_HOST_URLS" ]; then
+    L1_CONSENSUS_HOST_URLS="$L1_CONSENSUS_HOST_URLS"
   else
     while true; do
-      read -p "L1 Consensus Host URL: " L1_CONSENSUS_HOST_URL
-      if [ -z "$L1_CONSENSUS_HOST_URL" ]; then
-        echo -e "${RED}Error: L1 Consensus Host URL is required${NC}"
+      read -p "L1 Consensus Host URLs: " L1_CONSENSUS_HOST_URLS
+      if [ -z "$L1_CONSENSUS_HOST_URLS" ]; then
+        echo -e "${RED}Error: L1 Consensus Host URLs are required${NC}"
       else
         break
       fi
@@ -260,7 +261,7 @@ PXE_PROVER_ENABLED=true
 ETHEREUM_SLOT_DURATION=12
 AZTEC_SLOT_DURATION=36
 ETHEREUM_HOSTS=${ETHEREUM_HOSTS}
-L1_CONSENSUS_HOST_URL=${L1_CONSENSUS_HOST_URL}
+L1_CONSENSUS_HOST_URLS=${L1_CONSENSUS_HOST_URLS}
 AZTEC_EPOCH_DURATION=32
 AZTEC_PROOF_SUBMISSION_WINDOW=64
 BOOTSTRAP_NODES=${BOOTSTRAP_NODES}

yarn-project/archiver/src/archiver/config.ts

@@ -23,8 +23,8 @@ export type ArchiverConfig = {
   /** URL for an archiver service. If set, will return an archiver client as opposed to starting a new one. */
   archiverUrl?: string;
 
-  /** URL for an L1 consensus client */
-  l1ConsensusHostUrl?: string;
+  /** List of URLS for L1 consensus clients */
+  l1ConsensusHostUrls?: string[];
 
   /** The polling interval in ms for retrieving new L2 blocks and encrypted logs. */
   archiverPollingIntervalMS?: number;
@@ -55,10 +55,10 @@ export const archiverConfigMappings: ConfigMappingsType<ArchiverConfig> = {
     description:
       'URL for an archiver service. If set, will return an archiver client as opposed to starting a new one.',
   },
-  l1ConsensusHostUrl: {
-    env: 'L1_CONSENSUS_HOST_URL',
-    description: 'URL for an L1 consensus client.',
-    parseEnv: (val: string) => val,
+  l1ConsensusHostUrls: {
+    env: 'L1_CONSENSUS_HOST_URLS',
+    description: 'List of URLS for L1 consensus clients.',
+    parseEnv: (val: string) => val.split(',').map(url => url.trim().replace(/\/$/, '')),
   },
   archiverPollingIntervalMS: {
     env: 'ARCHIVER_POLLING_INTERVAL_MS',

yarn-project/aztec/src/cli/aztec_start_options.ts

@@ -55,9 +55,9 @@ export const getOptions = (namespace: string, configMappings: Record<string, Con
 // These are options used by multiple modules so should be inputted once
 export const universalOptions = [
   'l1RpcUrls',
-  'l1ConsensusHostUrl',
-  'l1ConsensusHostApiKey',
-  'l1ConsensusHostApiKeyHeader',
+  'l1ConsensusHostUrls',
+  'l1ConsensusHostApiKeys',
+  'l1ConsensusHostApiKeyHeaders',
   'l1ChainId',
   'l1Contracts',
   'p2pEnabled',
@@ -135,23 +135,26 @@ export const aztecStartOptions: { [key: string]: AztecStartOption[] } = {
       envVar: 'MNEMONIC',
     },
     {
-      flag: '--l1-consensus-host-url <value>',
-      description: 'URL of the Ethereum consensus node that services will connect to',
-      defaultValue: undefined,
-      envVar: 'L1_CONSENSUS_HOST_URL',
+      flag: '--l1-consensus-host-urls <value>',
+      description: 'List of URLs of the Ethereum consensus nodes that services will connect to (comma separated)',
+      defaultValue: [],
+      envVar: 'L1_CONSENSUS_HOST_URLS',
+      parseVal: (val: string) => val.split(',').map(url => url.trim().replace(/\/$/, '')),
     },
     {
-      flag: '--l1-consensus-host-api-key <value>',
-      description: 'API key for the Ethereum consensus node',
-      defaultValue: undefined,
-      envVar: 'L1_CONSENSUS_HOST_API_KEY',
+      flag: '--l1-consensus-host-api-keys <value>',
+      description: 'List of API keys for the corresponding Ethereum consensus nodes',
+      defaultValue: [],
+      envVar: 'L1_CONSENSUS_HOST_API_KEYS',
+      parseVal: (val: string) => val.split(',').map(url => url.trim()),
     },
     {
-      flag: '--l1-consensus-host-api-key-header <value>',
+      flag: '--l1-consensus-host-api-key-headers <value>',
       description:
-        'API key header for the Ethereum consensus node. If not set, the api key will be appended to the URL as ?key=<api-key>',
-      defaultValue: undefined,
-      envVar: 'L1_CONSENSUS_HOST_API_KEY_HEADER',
+        'List of API key headers for the corresponding Ethereum consensus nodes. If not set, the api key for the corresponding node will be appended to the URL as ?key=<api-key>',
+      defaultValue: [],
+      envVar: 'L1_CONSENSUS_HOST_API_KEY_HEADERS',
+      parseVal: (val: string) => val.split(',').map(url => url.trim()),
     },
   ],
   STORAGE: [

yarn-project/blob-sink/README.md

@@ -26,7 +26,7 @@ If no blob sink url or consensus host url is provided:
 A local version of the blob sink will be used. This stores blobs in a local file system.
 
 Blob sink url is provided:
-If requesting from the blob sink, we send the blobkHash
+If requesting from the blob sink, we send the blockHash
 
 Consensus host url is provided:
 If requesting from the beacon node, we send the slot number

yarn-project/blob-sink/src/client/config.ts

@@ -17,19 +17,19 @@ export interface BlobSinkConfig extends BlobSinkArchiveApiConfig {
   l1RpcUrls?: string[];
 
   /**
-   * The URL of the L1 consensus client
+   * List of URLs for L1 consensus clients
    */
-  l1ConsensusHostUrl?: string;
+  l1ConsensusHostUrls?: string[];
 
   /**
-   * The API key for the L1 consensus client. Added end of URL as "?key=<api-key>" unless a header is defined
+   * List of API keys for the corresponding L1 consensus client URLs. Added at the end of the URL as "?key=<api-key>" unless a header is defined
    */
-  l1ConsensusHostApiKey?: string;
+  l1ConsensusHostApiKeys?: string[];
 
   /**
-   * The header name for the L1 consensus client API key, if needed. Added as "<api-key-header>: <api-key>"
+   * List of header names for the corresponding L1 consensus client API keys, if needed. Added as "<api-key-header>: <api-key>"
    */
-  l1ConsensusHostApiKeyHeader?: string;
+  l1ConsensusHostApiKeyHeaders?: string[];
 }
 
 export const blobSinkConfigMapping: ConfigMappingsType<BlobSinkConfig> = {
@@ -42,19 +42,22 @@ export const blobSinkConfigMapping: ConfigMappingsType<BlobSinkConfig> = {
     description: 'List of URLs for L1 RPC Execution clients',
     parseEnv: (val: string) => val.split(',').map(url => url.trim()),
   },
-  l1ConsensusHostUrl: {
-    env: 'L1_CONSENSUS_HOST_URL',
-    description: 'The URL of the L1 consensus client',
+  l1ConsensusHostUrls: {
+    env: 'L1_CONSENSUS_HOST_URLS',
+    description: 'List of URLS for L1 consensus clients',
+    parseEnv: (val: string) => val.split(',').map(url => url.trim().replace(/\/$/, '')),
   },
-  l1ConsensusHostApiKey: {
-    env: 'L1_CONSENSUS_HOST_API_KEY',
+  l1ConsensusHostApiKeys: {
+    env: 'L1_CONSENSUS_HOST_API_KEYS',
     description:
-      'The API key for the L1 consensus client, if needed. Added end of URL as "?key=<api-key>" unless a header is defined',
+      'List of API keys for the corresponding L1 consensus clients, if needed. Added to the end of the corresponding URL as "?key=<api-key>" unless a header is defined',
+    parseEnv: (val: string) => val.split(',').map(url => url.trim()),
   },
-  l1ConsensusHostApiKeyHeader: {
-    env: 'L1_CONSENSUS_HOST_API_KEY_HEADER',
+  l1ConsensusHostApiKeyHeaders: {
+    env: 'L1_CONSENSUS_HOST_API_KEY_HEADERS',
     description:
-      'The header name for the L1 consensus client API key, if needed. Added as "<api-key-header>: <api-key>"',
+      'List of header names for the corresponding L1 consensus client API keys, if needed. Added to the corresponding request as "<api-key-header>: <api-key>"',
+    parseEnv: (val: string) => val.split(',').map(url => url.trim()),
   },
   ...blobSinkArchiveApiConfigMappings,
 };

yarn-project/blob-sink/src/client/factory.ts

@@ -5,7 +5,11 @@ import type { BlobSinkClientInterface } from './interface.js';
 import { LocalBlobSinkClient } from './local.js';
 
 export function createBlobSinkClient(config?: BlobSinkConfig): BlobSinkClientInterface {
-  if (!config?.blobSinkUrl && !config?.l1ConsensusHostUrl && !config?.archiveApiUrl) {
+  if (
+    !config?.blobSinkUrl &&
+    (!config?.l1ConsensusHostUrls || config?.l1ConsensusHostUrls?.length == 0) &&
+    !config?.archiveApiUrl
+  ) {
     const blobStore = new MemoryBlobStore();
     return new LocalBlobSinkClient(blobStore);
   }