138 lines
5.3 KiB
Bash
Executable File
138 lines
5.3 KiB
Bash
Executable File
#!/bin/bash -e
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# Generate SNB dataset.
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function print_help () {
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echo "Usage: $0 [OPTION]"
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echo "Optional arguments:"
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echo -e " -h|--help -> Prints help."
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echo -e " --scale-factor Positive_Integer -> Defines the dataset size."
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}
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script_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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base_dir="${script_dir}/../../.."
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neo4j_dir="${base_dir}/libs/neo4j"
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build_dir="${base_dir}/build"
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# Add Maven to PATH
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export PATH=$PATH:${script_dir}/maven/bin
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# Read the arguments.
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scale_factor=1
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skip_generating=false
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while [[ $# -gt 0 ]]
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do
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case $1 in
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-h|--help)
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print_help
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exit 1
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;;
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--scale-factor)
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scale_factor=$2
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shift
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;;
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*)
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# unknown option
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;;
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esac
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shift # past argument or value
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done
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# Prepare the folder structure.
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dataset_dir="${script_dir}/datasets/scale_${scale_factor}"
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if [ -d ${dataset_dir} ]; then
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rm -rf ${dataset_dir}
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fi
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mkdir -p ${dataset_dir}
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# Define scale factor.
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echo "Using scale_factor" $scale_factor
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cat > ${script_dir}/ldbc_snb_datagen/params.ini <<EOF
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ldbc.snb.datagen.generator.scaleFactor:snb.interactive.${scale_factor}
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ldbc.snb.datagen.serializer.personSerializer:ldbc.snb.datagen.serializer.snb.interactive.CSVPersonSerializer
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ldbc.snb.datagen.serializer.invariantSerializer:ldbc.snb.datagen.serializer.snb.interactive.CSVInvariantSerializer
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ldbc.snb.datagen.serializer.personActivitySerializer:ldbc.snb.datagen.serializer.snb.interactive.CSVPersonActivitySerializer
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EOF
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# Find installed Java binary.
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if [[ -d "/usr/lib/jvm/default-java/jre" ]]; then
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export JAVA_HOME=/usr/lib/jvm/default-java/jre
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elif [[ -d "/usr/lib/jvm/default-runtime/" ]]; then
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export JAVA_HOME=/usr/lib/jvm/default-runtime/
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else
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echo "Unable to find JRE under /usr/lib/jvm"
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exit 1
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fi
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echo "Using JAVA_HOME" $JAVA_HOME
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# Remove old generated dataset.
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rm -rf ${ldbc_snb_datagen_folder}/social_network ${ldbc_snb_datagen_folder}/substitution_parameters
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# Generate the dataset.
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ldbc_snb_datagen_folder=${script_dir}/ldbc_snb_datagen
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cd ${ldbc_snb_datagen_folder}
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# Poorly documented hadoop heapsize flag (unit is 'm'), see: hadoop/libexec/hadoop-config.sh
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# https://stackoverflow.com/questions/15609909/error-java-heap-space
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export HADOOP_HEAPSIZE=8192
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HADOOP_HOME=${script_dir}/hadoop LDBC_SNB_DATAGEN_HOME=${ldbc_snb_datagen_folder} ./run.sh
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# Copy generated dataset.
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cp -r ${ldbc_snb_datagen_folder}/social_network ${dataset_dir}/
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cp -r ${ldbc_snb_datagen_folder}/substitution_parameters ${dataset_dir}/
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# Transform the dataset into Neo4j CSV format.
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mkdir -p ${dataset_dir}/csv
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cd ${script_dir}/ldbc-snb-impls/snb-interactive-neo4j
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mvn exec:java \
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-Dexec.mainClass="net.ellitron.ldbcsnbimpls.interactive.neo4j.util.DataFormatConverter" \
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-Dexec.args="${ldbc_snb_datagen_folder}/social_network ${dataset_dir}/csv"
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csv_dataset="
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--nodes ${dataset_dir}/csv/comment_0_0.csv \
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--nodes ${dataset_dir}/csv/forum_0_0.csv \
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--nodes ${dataset_dir}/csv/organisation_0_0.csv \
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--nodes ${dataset_dir}/csv/person_0_0.csv \
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--nodes ${dataset_dir}/csv/place_0_0.csv \
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--nodes ${dataset_dir}/csv/post_0_0.csv \
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--nodes ${dataset_dir}/csv/tag_0_0.csv \
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--nodes ${dataset_dir}/csv/tagclass_0_0.csv \
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--relationships ${dataset_dir}/csv/comment_hasCreator_person_0_0.csv \
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--relationships ${dataset_dir}/csv/comment_hasTag_tag_0_0.csv \
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--relationships ${dataset_dir}/csv/comment_isLocatedIn_place_0_0.csv \
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--relationships ${dataset_dir}/csv/comment_replyOf_comment_0_0.csv \
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--relationships ${dataset_dir}/csv/comment_replyOf_post_0_0.csv \
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--relationships ${dataset_dir}/csv/forum_containerOf_post_0_0.csv \
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--relationships ${dataset_dir}/csv/forum_hasMember_person_0_0.csv \
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--relationships ${dataset_dir}/csv/forum_hasModerator_person_0_0.csv \
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--relationships ${dataset_dir}/csv/forum_hasTag_tag_0_0.csv \
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--relationships ${dataset_dir}/csv/organisation_isLocatedIn_place_0_0.csv \
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--relationships ${dataset_dir}/csv/person_hasInterest_tag_0_0.csv \
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--relationships ${dataset_dir}/csv/person_isLocatedIn_place_0_0.csv \
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--relationships ${dataset_dir}/csv/person_knows_person_0_0.csv \
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--relationships ${dataset_dir}/csv/person_likes_comment_0_0.csv \
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--relationships ${dataset_dir}/csv/person_likes_post_0_0.csv \
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--relationships ${dataset_dir}/csv/person_studyAt_organisation_0_0.csv \
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--relationships ${dataset_dir}/csv/person_workAt_organisation_0_0.csv \
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--relationships ${dataset_dir}/csv/place_isPartOf_place_0_0.csv \
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--relationships ${dataset_dir}/csv/post_hasCreator_person_0_0.csv \
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--relationships ${dataset_dir}/csv/post_hasTag_tag_0_0.csv \
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--relationships ${dataset_dir}/csv/post_isLocatedIn_place_0_0.csv \
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--relationships ${dataset_dir}/csv/tag_hasType_tagclass_0_0.csv \
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--relationships ${dataset_dir}/csv/tagclass_isSubclassOf_tagclass_0_0.csv"
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# Convert to neo4j internal format.
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neo4j_database_dir=${dataset_dir}/neo4j/databases
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mkdir -p ${neo4j_database_dir}
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cd ${neo4j_database_dir}
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echo "Converting CSV dataset to '${neo4j_database_dir}/graph.db'"
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${neo4j_dir}/bin/neo4j-import --into graph.db ${csv_dataset} --delimiter "|" --array-delimiter ";"
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# Convert to memgraph internal format.
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memgraph_snapshot_dir=${dataset_dir}/memgraph/snapshots
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mkdir -p ${memgraph_snapshot_dir}
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cd ${memgraph_snapshot_dir}
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echo "Converting CSV dataset to '${memgraph_snapshot_dir}/snapshot'"
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${build_dir}/tools/src/mg_import_csv --out snapshot ${csv_dataset} --csv-delimiter "|" --array-delimiter ";"
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echo "Done!"
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