add ability to switch off/on creation of parquet dwh

cloudbuild.yaml

@@ -118,15 +118,6 @@ steps:
   args: [ '-U', 'admin', '-d', 'postgres', '-h', 'hapi-fhir-db', '-p', '5432',
           '-c', 'CREATE DATABASE views;']
 
-# Resetting FHIR sink server
-- name: 'docker/compose'
-  id: 'Turn down FHIR Sink Server'
-  args: [ '-f', './docker/sink-compose.yml', 'down' ,'-v']
-
-- name: 'docker/compose'
-  id: 'Launch HAPI FHIR Sink Server'
-  args: [ '-f', './docker/sink-compose.yml', 'up','--force-recreate', '-d' ]  
-
 - name: 'docker/compose'
   id: 'Bring up controller and Spark containers'
   env:
@@ -148,9 +139,36 @@ steps:
 #   - -c
 #   - docker logs pipeline-controller
 
+- name: 'docker/compose'
+  id: 'Bring down controller and Spark containers for FHIR server to FHIR server sync'
+  args: [ '-f', './docker/compose-controller-spark-sql-single.yaml', 'down' ,'-v']
+
+# Resetting Sink FHIR server
+- name: 'docker/compose'
+  id: 'Turn down HAPI Sink FHIR Server for FHIR server to FHIR server sync'
+  args: [ '-f', './docker/sink-compose.yml', 'down' ,'-v']
+
+- name: 'docker/compose'
+  id: 'Launch Sink FHIR Server for FHIR server to FHIR server sync'
+  args: ['-f', './docker/sink-compose.yml', 'up', '--force-recreate', '-d']
+
+# Spinning up only the pipeline controller for FHIR server to FHIR server sync
+- name: 'docker/compose'
+  id: 'Bring up only the pipeline controller for FHIR server to FHIR server sync'
+  env:
+    - PIPELINE_CONFIG=/workspace/docker/config_fhir_sink
+    - DWH_ROOT=/workspace/e2e-tests/controller-spark/dwh
+  args: [ '-f', './docker/compose-controller-spark-sql-single.yaml', 'up',
+          '--force-recreate', '--no-deps' , '-d' ,'pipeline-controller' ]
+
+- name: '${_REPOSITORY}/e2e-tests/controller-spark:${_TAG}'
+  id: 'Run E2E Test for Dockerized Controller for FHIR server to FHIR server sync'   
+  env:
+    - DWH_TYPE="FHIR"  
+
 - name: 'docker/compose'
   id: 'Bring down controller and Spark containers'
-  args: [ '-f', './docker/compose-controller-spark-sql-single.yaml', 'down' ]
+  args: [ '-f', './docker/compose-controller-spark-sql-single.yaml', 'down' ,'-v']    
 
 - name: 'docker/compose'
   id: 'Turn down HAPI Source and Sink Servers'

docker/config/application.yaml

@@ -25,6 +25,8 @@ fhirdata:
   # fhirServerUrl: "http://hapi-server:8080/fhir"
   dbConfig: "config/hapi-postgres-config_local.json"
   dwhRootPrefix: "/dwh/controller_DWH"
+  #Whether to create a Parquet DWH or not
+  createParquetDwh: true
   incrementalSchedule: "0 0 * * * *"
   purgeSchedule: "0 30 * * * *"
   numOfDwhSnapshotsToRetain: 2
@@ -43,7 +45,7 @@ fhirdata:
   rowGroupSizeForParquetFiles: 33554432   # 32mb
   viewDefinitionsDir: "config/views"
   sinkDbConfigPath: "config/hapi-postgres-config_local_views.json"
-  sinkFhirServerUrl: "http://sink-server:8080/fhir"
+  #sinkFhirServerUrl: "http://sink-server:8080/fhir"
   #sinkUserName: "hapi"
   #sinkPassword: "hapi123"
   recursiveDepth: 1

docker/config_fhir_sink/application.yaml

@@ -0,0 +1,59 @@
+#
+# Copyright 2020-2022 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# See `pipelines/controller/config/application.yaml` for full documentation
+# of these options.
+# This config is meant to be used by `compose-controller-spark-sql.yaml`.
+fhirdata:
+  # 172.17.0.1 is an example docker network interface ip address;
+  # `hapi-server` is another docker example where a container with that name is
+  # running on the same docker network.
+  # fhirServerUrl: "http://172.17.0.1:8091/fhir"
+  # fhirServerUrl: "http://hapi-server:8080/fhir"
+  dbConfig: "config/hapi-postgres-config_local.json"
+  dwhRootPrefix: "/dwh/controller_DWH"
+  #Whether to create a Parquet DWH or not
+  createParquetDwh: false
+  incrementalSchedule: "0 0 * * * *"
+  purgeSchedule: "0 30 * * * *"
+  numOfDwhSnapshotsToRetain: 2
+  # There is no Questionnaire in our test FHIR server, but it is added to
+  # prevent regression of https://github.com/google/fhir-data-pipes/issues/785.
+  # TODO: add resource table creation to e2e tests.
+  resourceList: "Patient,Encounter,Observation,Questionnaire,Condition,Practitioner,Location,Organization,DiagnosticReport,Immunization,MedicationRequest,PractitionerRole,Procedure"
+  numThreads: 1
+  autoGenerateFlinkConfiguration: true
+  createHiveResourceTables: false
+  #thriftserverHiveConfig: "config/thriftserver-hive-config_local.json"
+  #hiveResourceViewsDir: "config/views"
+  # structureDefinitionsPath: "config/profile-definitions"
+  structureDefinitionsPath: "classpath:/r4-us-core-definitions"
+  fhirVersion: "R4"
+  rowGroupSizeForParquetFiles: 33554432   # 32mb
+  #viewDefinitionsDir: "config/views"
+  #sinkDbConfigPath: "config/hapi-postgres-config_local_views.json"
+  sinkFhirServerUrl: "http://sink-server:8080/fhir"
+  #sinkUserName: "hapi"
+  #sinkPassword: "hapi123"
+  recursiveDepth: 1
+
+# Enable spring boot actuator end points, use "*" to expose all endpoints, or a comma-separated
+# list to expose selected ones
+management:
+  endpoints:
+    web:
+      exposure:
+        include: health,info,metrics,prometheus,pipeline-metrics

docker/config_fhir_sink/flink-conf.yaml

@@ -0,0 +1,31 @@
+# Copyright 2023 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# To use this config, FLINK_CONF_DIR env. var should be set to the parent dir.
+
+# This is needed to prevent an "Insufficient number of network buffers"
+# exceptions when running the merger on large input with many workers.
+taskmanager.memory.network.max: 256mb
+
+# This is needed to be able to process large resources, otherwise in JDBC
+# mode we may get the following exception:
+# "The record exceeds the maximum size of a sort buffer ..."
+taskmanager.memory.managed.size: 256mb
+
+# This is to make pipeline.run() non-blocking with FlinkRunner; unfortunately
+# this is overwritten in `local` mode: https://stackoverflow.com/a/74416240
+execution.attached: false
+
+# This is required to track the pipeline metrics when FlinkRunner is used.
+execution.job-listeners: com.google.fhir.analytics.metrics.FlinkJobListener

docker/config_fhir_sink/hapi-postgres-config_local.json

@@ -0,0 +1,9 @@
+{
+  "jdbcDriverClass": "org.postgresql.Driver",
+  "databaseService" : "postgresql",
+  "databaseHostName" : "hapi-fhir-db",
+  "databasePort" : "5432",
+  "databaseUser" : "admin",
+  "databasePassword" : "admin",
+  "databaseName" : "hapi"
+}

e2e-tests/controller-spark/Dockerfile

@@ -23,5 +23,6 @@ COPY parquet-tools-1.11.1.jar  parquet-tools-1.11.1.jar
 ENV PARQUET_SUBDIR="dwh"
 ENV DOCKER_NETWORK="--use_docker_network"
 ENV HOME_DIR="/workspace/e2e-tests/controller-spark"
+ENV DWH_TYPE="PARQUET"
 
-ENTRYPOINT cd ${HOME_DIR}; ./controller_spark_sql_validation.sh ${HOME_DIR} ${PARQUET_SUBDIR} ${DOCKER_NETWORK}
+ENTRYPOINT cd ${HOME_DIR}; ./controller_spark_sql_validation.sh ${HOME_DIR} ${PARQUET_SUBDIR} ${DOCKER_NETWORK} ${DWH_TYPE}

e2e-tests/controller-spark/controller_spark_sql_validation.sh

@@ -65,7 +65,13 @@ function validate_args() {
 #   anything that needs printing
 #################################################
 function print_message() {
-  local print_prefix="E2E TEST FOR CONTROLLER SPARK DEPLOYMENT:"
+  local print_prefix=""
+  if [[ "${DWH_TYPE}" == "PARQUET" ]]
+  then
+    print_prefix="E2E TEST FOR CONTROLLER SPARK DEPLOYMENT:"
+  else
+    print_prefix="E2E TEST FOR CONTROLLER FHIR SERVER TO FHIR SERVER SYNC:"
+  fi
   echo "${print_prefix} $*"
 }
 
@@ -88,6 +94,7 @@ function print_message() {
 function setup() {
   HOME_PATH=$1
   PARQUET_SUBDIR=$2
+  DWH_TYPE=$4
   SOURCE_FHIR_SERVER_URL='http://localhost:8091'
   SINK_FHIR_SERVER_URL='http://localhost:8098'
   PIPELINE_CONTROLLER_URL='http://localhost:8090'
@@ -187,7 +194,7 @@ function run_pipeline() {
 #######################################################################
 function check_parquet() {
   local isIncremental=$1
-  local runtime="15 minute"
+  local runtime="5 minute"
   local end_time=$(date -ud "$runtime" +%s)
   local output="${HOME_PATH}/${PARQUET_SUBDIR}"
   local timeout=true
@@ -224,7 +231,7 @@ function check_parquet() {
           timeout=false
           break
       else
-          sleep 20
+          sleep 10
       fi
     fi
   done
@@ -412,8 +419,14 @@ setup "$@"
 fhir_source_query
 sleep 50
 run_pipeline "FULL"
-check_parquet false
-test_fhir_sink "FULL"
+if [[ "${DWH_TYPE}" == "PARQUET" ]]
+then
+  check_parquet false
+else
+  # Provide enough  Buffer time for FULL pipeline to completely run before testing the sink FHIR server
+  sleep 900
+  test_fhir_sink "FULL"
+fi
 
 clear
 
@@ -425,16 +438,27 @@ update_resource
 sleep 60
 # Incremental run.
 run_pipeline "INCREMENTAL"
-check_parquet true
-fhir_source_query
-test_fhir_sink "INCREMENTAL"
-
-validate_resource_tables
-validate_resource_tables_data
-validate_updated_resource
+if [[ "${DWH_TYPE}" == "PARQUET" ]]
+then
+  check_parquet true
+else
+  fhir_source_query
+  # Provide enough Buffer time for FULL pipeline to completely run before testing the sink FHIR server
+  sleep 300
+  test_fhir_sink "INCREMENTAL"
+fi
+
+if [[ "${DWH_TYPE}" == "PARQUET" ]]
+then
+  validate_resource_tables
+  validate_resource_tables_data
+  validate_updated_resource
+
+  # View recreation run
+  # TODO add validation for the views as well
+  run_pipeline "VIEWS"
+
+fi
 
-# View recreation run
-# TODO add validation for the views as well
-run_pipeline "VIEWS"
 
 print_message "END!!"

pipelines/batch/src/main/java/com/google/fhir/analytics/ConvertResourceFn.java

@@ -142,7 +142,7 @@ public void writeResource(HapiRowDescriptor element)
 
     numFetchedResourcesMap.get(resourceType).inc(1);
 
-    if (!parquetFile.isEmpty()) {
+    if (parquetUtil != null) {
       startTime = System.currentTimeMillis();
       parquetUtil.write(resource);
       totalGenerateTimeMillisMap.get(resourceType).inc(System.currentTimeMillis() - startTime);

pipelines/batch/src/main/java/com/google/fhir/analytics/FetchSearchPageFn.java

@@ -21,7 +21,6 @@
 import ca.uhn.fhir.parser.IParser;
 import com.cerner.bunsen.exception.ProfileException;
 import com.google.common.annotations.VisibleForTesting;
-import com.google.common.base.Strings;
 import com.google.fhir.analytics.JdbcConnectionPools.DataSourceConfig;
 import com.google.fhir.analytics.model.DatabaseConfiguration;
 import com.google.fhir.analytics.view.ViewApplicationException;
@@ -88,6 +87,8 @@ abstract class FetchSearchPageFn<T> extends DoFn<T, KV<String, Integer>> {
 
   protected final String parquetFile;
 
+  protected final Boolean createParquetDwh;
+
   private final int secondsToFlush;
 
   private final int rowGroupSize;
@@ -130,6 +131,7 @@ abstract class FetchSearchPageFn<T> extends DoFn<T, KV<String, Integer>> {
     this.oAuthClientSecret = options.getFhirServerOAuthClientSecret();
     this.stageIdentifier = stageIdentifier;
     this.parquetFile = options.getOutputParquetPath();
+    this.createParquetDwh = options.isCreateParquetDwh();
     this.secondsToFlush = options.getSecondsToFlushParquetFiles();
     this.rowGroupSize = options.getRowGroupSizeForParquetFiles();
     this.viewDefinitionsDir = options.getViewDefinitionsDir();
@@ -200,7 +202,7 @@ public void setup() throws SQLException, ProfileException {
             oAuthClientSecret,
             fhirContext);
     fhirSearchUtil = new FhirSearchUtil(fetchUtil);
-    if (!Strings.isNullOrEmpty(parquetFile)) {
+    if (createParquetDwh) {
       parquetUtil =
           new ParquetUtil(
               fhirContext.getVersion().getVersion(),

pipelines/batch/src/main/java/com/google/fhir/analytics/FhirEtlOptions.java

@@ -260,4 +260,10 @@ public interface FhirEtlOptions extends BasePipelineOptions {
   String getSourceNDJsonFilePattern();
 
   void setSourceNDJsonFilePattern(String value);
+
+  @Description("Flag to switch off/on creation of a  parquet DWH")
+  @Default.Boolean(true)
+  Boolean isCreateParquetDwh();
+
+  void setCreateParquetDwh(Boolean value);
 }

pipelines/controller/config/application.yaml

@@ -72,6 +72,9 @@ fhirdata:
   # that directory too, such that files created by the pipelines are readable by
   # the Thrift Server, e.g., `setfacl -d -m o::rx dwh/`.
   dwhRootPrefix: "dwh/controller_DEV_DWH"
+  #Whether to create a  Parquet DWH or not.In case of syncying between a FHIR server to FHIR server , 
+  # generation of parquet DWH could be switched off/on
+  createParquetDwh: true
 
   # The schedule for automatic incremental pipeline runs.
   # Uses the Spring CronExpression format, i.e.,

pipelines/controller/src/main/java/com/google/fhir/analytics/DataProperties.java

@@ -118,6 +118,8 @@ public class DataProperties {
 
   private int recursiveDepth;
 
+  private boolean createParquetDwh;
+
   @PostConstruct
   void validateProperties() {
     CronExpression.parse(incrementalSchedule);
@@ -127,6 +129,9 @@ void validateProperties() {
         "At least one of fhirServerUrl or dbConfig should be set!");
     Preconditions.checkState(fhirVersion != null, "FhirVersion cannot be empty");
 
+    Preconditions.checkArgument(
+        !Strings.isNullOrEmpty(dwhRootPrefix), "dwhRootPrefix is required!");
+
     if (!Strings.isNullOrEmpty(dbConfig)) {
       if (!Strings.isNullOrEmpty(fhirServerUrl)) {
         logger.warn("Both fhirServerUrl and dbConfig are set; ignoring fhirServerUrl!");
@@ -138,6 +143,7 @@ void validateProperties() {
       logger.info("Using FHIR-search mode since dbConfig is not set.");
     }
     Preconditions.checkState(!createHiveResourceTables || !thriftserverHiveConfig.isEmpty());
+    Preconditions.checkState(!createHiveResourceTables || createParquetDwh);
   }
 
   private PipelineConfig.PipelineConfigBuilder addFlinkOptions(FhirEtlOptions options) {
@@ -213,6 +219,8 @@ PipelineConfig createBatchOptions() {
         Instant.now().toString().replace(":", "-").replace("-", "_").replace(".", "_");
     options.setOutputParquetPath(dwhRootPrefix + TIMESTAMP_PREFIX + timestampSuffix);
 
+    options.setCreateParquetDwh(createParquetDwh);
+
     PipelineConfig.PipelineConfigBuilder pipelineConfigBuilder = addFlinkOptions(options);
 
     // Get hold of thrift server parquet directory from dwhRootPrefix config.
@@ -230,6 +238,7 @@ List<ConfigFields> getConfigParams() {
     return List.of(
         new ConfigFields("fhirdata.fhirServerUrl", fhirServerUrl, "", ""),
         new ConfigFields("fhirdata.dwhRootPrefix", dwhRootPrefix, "", ""),
+        new ConfigFields("fhirdata.createParquetDwh", String.valueOf(createParquetDwh), "", ""),
         new ConfigFields("fhirdata.incrementalSchedule", incrementalSchedule, "", ""),
         new ConfigFields("fhirdata.purgeSchedule", purgeSchedule, "", ""),
         new ConfigFields(