elasticsearch-faker
elasticsearch-faker is a CLI tool to generate fake data for Elasticsearch.
pip install elasticsearch-faker
- Navigate to Releases page
- Download the latest
deb
package - Install with
dpkg -i
command
Usage: elasticsearch-faker [OPTIONS] COMMAND [ARGS]... Faker for Elasticsearch. Options: --version Show the version and exit. --debug For debug print. -q, --quiet Suppress execution log messages. -v, --verbose --locale [ar_EG|ar_PS|ar_SA|bs_BA|bg_BG|cs_CZ|de_DE|dk_DK|el_GR|en_AU|en_CA|en_GB|en_NZ|en_US|es_ES|es_MX|et_EE|fa_IR|fi_FI|fr_FR|hi_IN|hr_HR|hu_HU|it_IT|ja_JP|ko_KR|lt_LT|lv_LV|ne_NP|nl_NL|no_NO|pl_PL|pt_BR|pt_PT|ro_RO|ru_RU|sl_SI|sv_SE|tr_TR|uk_UA|zh_CN|zh_TW|ka_GE] Specify localization for fake data. Defaults to en_US. --seed INTEGER Random seed for faker. --basic-auth-user TEXT User name for Elasticsearch basic authentication. Or you can set the value via ES_BASIC_AUTH_USER environment variable. --basic-auth-password TEXT Password for Elasticsearch basic authentication. Or you can set the value via ES_BASIC_AUTH_PASSWORD environment variable. --verify-certs Verify Elasticsearch server certificate. Or you can set the value via ES_SSL_ASSERT_FINGERPRINT environment variable. --ssl-assert-fingerprint TEXT SSL certificate fingerprint to verify. --ignore-es-warn Ignore ElasticsearchWarning. -h, --help Show this message and exit. Commands: generate Generate fake data and put it to an Elasticsearch index. provider Show or search providers for doc templates. show-stats Fetch and show statistics of an index. validate Check that a faker doc template file is well formed. version Show version information. Issue tracker: https://github.com/thombashi/elasticsearch-faker/issues
Usage: elasticsearch-faker generate [OPTIONS] ENDPOINT Generate fake data and put it to an Elasticsearch index. Options: --index NAME Name of an index to create. Defaults to 'test_index'. --mapping PATH Path to a mapping file. See also https://www .elastic.co/guide/en/elasticsearch/reference /current/explicit-mapping.html --doc-template, --template PATH Path to a faker doc template file. -n, --num-doc INTEGER Number of generating documents. The command uses bulk API if the value equals or is greater than two. Defaults to 1000. --bulk-size INTEGER Number of creating documents for a single bulk API call. Defaults to 200. --delete-index Delete the index if already exists before generating documents. -j, --jobs INTEGER Number of workers that create docs. Defaults to 1. --stdin Read a faker doc template from stdin. --dry-run Do no harm. -h, --help Show this message and exit. Issue tracker: https://github.com/thombashi/elasticsearch-faker/issues
Execution: | $ elasticsearch-faker generate --doc-template doc_template.jinja2 https://localhost:9200 -n 1000 document generator #0: 100%|█████████████████████| 1000/1000 [00:01<00:00, 590.53docs/s] [INFO] generate 1000 docs to test_index [Results] target index: test_index completed in 10.4 secs current store.size: 3.0 MB current docs.count: 1,000 generated store.size: 3.0 MB average size[byte]/doc: 3,164 generated docs.count: 1,000 generated docs/secs: 96.3 bulk size: 200 $ curl -sS localhost:9200/test_index/_search | jq .hits.hits[:2] [ { "_index": "test_index", "_id": "4bdd73c0-7744-4c6f-9736-50e3e8515f1c-0", "_score": 1, "_source": { "name": "jennifer17", "userId": 56561230, "createdAt": "2009-07-17T06:31:04.000+0000", "body": "Present blue happen thus miss toward. Itself race so successful build real beyond score. Look different she receive.Compare miss federal lawyer. Herself prevent approach east.", "ext": "course", "blobId": "c35769a9-3468-43fc-93c7-3c2f27ec9f64" } }, { "_index": "test_index", "_id": "88238d96-5ecc-4639-bb8f-c3f816027560-0", "_score": 1, "_source": { "name": "dnicholson", "userId": 457, "createdAt": "2008-08-29T22:14:43.000+0000", "body": "I sit another health president bring. Very expect international television job parent into.Authority read few stock. International hope yard left measure.Player them get move.", "ext": "trial", "blobId": "e43faf58-9b66-4a43-b1b7-7540b3996cde" } } ] |
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doc template file (doc_template.jinja2): | {
"name": "{{ user_name }}",
"userId": {{ random_number }},
"createdAt": "{{ date_time }}",
"body": "{{ text }}",
"ext": "{{ word }}",
"blobId": "{{ uuid4 }}"
} |
{{ XXX }}
in the template file indicates the used providers of Faker to generate data.
The available providers can be listed by elasticsearch-faker provider list
/ elasticsearch-faker provider example
subcommands.
Execution: | $ export ES_BASIC_AUTH_USER=elastic $ export ES_BASIC_AUTH_PASSWORD=<PASSWORD> $ export ES_SSL_ASSERT_FINGERPRINT=<HTTP CA certificate SHA-256 fingerprint> $ elasticsearch-faker --verify-certs generate --doc-template doc_template.jinja2 https://localhost:9200 -n 1000 [INFO] generate 1000 docs to test_index [Results] target index: test_index completed in 0.7 secs current store.size: 3.9 MB current docs.count: 6,000 generated store.size: 0.0 MB average size[byte]/doc: 690 generated docs.count: 1,000 generated docs/secs: 1,338.6 bulk size: 200 $ curl --insecure -sS https://${ES_BASIC_AUTH_USER}:${ES_BASIC_AUTH_PASSWORD}@localhost:9200/test_index/_search | jq .hits.hits[:2] [ { "_index": "test_index", "_id": "8PMd9ocBtCWmUGxHBM9L", "_score": 1, "_source": { "name": "lclarke", "userId": 331837, "createdAt": "1980-07-18T23:42:30.000+0000", "body": "Large address animal husband present. In act call animal.Yes plant pressure year me.", "ext": "series", "blobId": "ede46099-ac97-4447-b86b-0a87ef0180f1" } }, { "_index": "test_index", "_id": "71b76118-91fa-4ed3-a1e0-305694b3d34d-0", "_score": 1, "_source": { "name": "shawnyoder", "userId": 80039293, "createdAt": "1972-09-28T19:04:31.000+0000", "body": "Book television political surface fill position security itself. Not man support attorney attorney which amount finish. Ground mother board natural wait about lot.", "ext": "before", "blobId": "8913b0a4-dd44-442a-8961-a6be87eb68a6" } } ] |
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Or without --verify-certs
option:
Execution: | $ export ES_BASIC_AUTH_USER=elastic $ export ES_BASIC_AUTH_PASSWORD=<PASSWORD> $ elasticsearch-faker generate --doc-template doc_template.jinja2 https://localhost:9200 -n 1000 |
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- Elasticsearch 8 or newer
- Python 3.7+
- Python package dependencies (automatically installed)