[OE] Support compression for requests

Support compressing traffic with `opensearch.compression: true`. Also, set compression in the Node server and OpenSearch traffic for CI. Issue resolved: #5296 Signed-off-by: Kawika Avilla <kavilla414@gmail.com>
opensearch-project · Apr 8, 2024 · fdc842b · fdc842b
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diff --git a/.github/workflows/cypress_workflow.yml b/.github/workflows/cypress_workflow.yml
@@ -30,7 +30,7 @@ env:
   TEST_REPO: ${{ inputs.test_repo != '' && inputs.test_repo || 'opensearch-project/opensearch-dashboards-functional-test' }}
   TEST_BRANCH: "${{ inputs.test_branch != '' && inputs.test_branch || github.base_ref }}"
   FTR_PATH: 'ftr'
-  START_CMD: 'node ../scripts/opensearch_dashboards --dev --no-base-path --no-watch --savedObjects.maxImportPayloadBytes=10485760 --server.maxPayloadBytes=1759977 --logging.json=false --data.search.aggs.shardDelay.enabled=true  --csp.warnLegacyBrowsers=false'
+  START_CMD: 'node ../scripts/opensearch_dashboards --dev --no-base-path --no-watch --savedObjects.maxImportPayloadBytes=10485760 --server.maxPayloadBytes=1759977 --logging.json=false --data.search.aggs.shardDelay.enabled=true  --csp.warnLegacyBrowsers=false --server.compression.enabled=true --opensearch.compression=true'
   OPENSEARCH_SNAPSHOT_CMD: 'node ../scripts/opensearch snapshot -E cluster.routing.allocation.disk.threshold_enabled=false'
   CYPRESS_BROWSER: 'chromium'
   CYPRESS_VISBUILDER_ENABLED: true

diff --git a/src/core/server/opensearch/client/client_config.ts b/src/core/server/opensearch/client/client_config.ts
@@ -53,6 +53,7 @@ export type OpenSearchClientConfig = Pick<
   | 'username'
   | 'password'
   | 'disablePrototypePoisoningProtection'
+  | 'compression'
 > & {
   memoryCircuitBreaker?:
     | OpenSearchConfig['memoryCircuitBreaker']
@@ -120,6 +121,10 @@ export function parseClientOptions(config: OpenSearchClientConfig, scoped: boole
     clientOptions.disablePrototypePoisoningProtection = config.disablePrototypePoisoningProtection;
   }
 
+  if (config.compression) {
+    clientOptions.compression = 'gzip';
+  }
+
   return clientOptions;
 }
 

diff --git a/src/core/server/opensearch/opensearch_config.ts b/src/core/server/opensearch/opensearch_config.ts
@@ -131,6 +131,7 @@ export const configSchema = schema.object({
   healthCheck: schema.object({ delay: schema.duration({ defaultValue: 2500 }) }),
   ignoreVersionMismatch: schema.boolean({ defaultValue: false }),
   disablePrototypePoisoningProtection: schema.maybe(schema.boolean({ defaultValue: false })),
+  compression: schema.maybe(schema.boolean({ defaultValue: false })),
 });
 
 const deprecations: ConfigDeprecationProvider = ({ renameFromRoot, renameFromRootWithoutMap }) => [
@@ -313,6 +314,12 @@ export class OpenSearchConfig {
    */
   public readonly disablePrototypePoisoningProtection?: boolean;
 
+  /**
+   * Specifies whether the client should use compression to engine
+   * or not.
+   */
+  public readonly compression?: boolean;
+
   constructor(rawConfig: OpenSearchConfigType) {
     this.ignoreVersionMismatch = rawConfig.ignoreVersionMismatch;
     this.apiVersion = rawConfig.apiVersion;
@@ -334,6 +341,7 @@ export class OpenSearchConfig {
     this.password = rawConfig.password;
     this.customHeaders = rawConfig.customHeaders;
     this.disablePrototypePoisoningProtection = rawConfig.disablePrototypePoisoningProtection;
+    this.compression = rawConfig.compression;
 
     const { alwaysPresentCertificate, verificationMode } = rawConfig.ssl;
     const { key, keyPassphrase, certificate, certificateAuthorities } = readKeyAndCerts(rawConfig);