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EXAMPLES.rst

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Arguments

Argument Description
-q, --query QUERY Query string in Lucene syntax. [required]
-o, --output-file FILE CSV file location. [required]
-u, --url URL Elasticsearch host URL. Default is "http://localhost:9200".
-a, --auth Elasticsearch basic authentication in the form of username:password.
-i, --index-prefixes INDEX [INDEX ...] Index name prefix(es). Default is ['logstash-*'].
-D, --doc-types DOC_TYPE [DOC_TYPE ...] Document type(s).
-t, --tags TAGS [TAGS ...] Query tags.
-f, --fields FIELDS [FIELDS ...] List of selected fields in output. Default is ['_all'].
-s, --sort FIELDS [FIELDS ...] List of <field>:<direction> pairs to sort on. Default is [].
-d, --delimiter DELIMITER Delimiter to use in CSV file. Default is ",".
-m, --max INTEGER Maximum number of results to return. Default is 0.
-s, --scroll-size INTEGER Scroll size for each batch of results. Default is 100.
-k, --kibana-nested Format nested fields in Kibana style.
-r, --raw-query Switch query format in the Query DSL.
-e, --meta-fields Add meta-fields in output.
--verify-certs Verify SSL certificates. Default is False.
--ca-certs CA_CERTS Location of CA bundle.
--client-cert CLIENT_CERT Location of Client Auth cert.
--client-key CLIENT_KEY Location of Client Cert Key.
-v, --version Show version and exit.
--debug Debug mode on.
-h, --help show this help message and exit

Examples

query

Searching on http://localhost:9200, by default

$ es2csv -q 'user: John' -o database.csv

output-file

Save to my_database.csv file

$ es2csv -q 'user: John' -o my_database.csv

url

On custom Elasticsearch host

$ es2csv -u my.cool.host.com:9200 -q 'user: John' -o database.csv

You are using secure Elasticsearch with nginx? No problem!

$ es2csv -u http://my.cool.host.com/es/ -q 'user: John' -o database.csv

Not default port?

$ es2csv -u my.cool.host.com:6666/es/ -q 'user: John' -o database.csv

auth

With Authorization

$ es2csv -u http://login:password@my.cool.host.com:6666/es/ -q 'user: John' -o database.csv

With explicit Authorization

$ es2csv -a login:password -u http://my.cool.host.com:6666/es/ -q 'user: John' -o database.csv

index-prefixes

Specifying index

$ es2csv -i logstash-2015-07-07 -q 'user: John' -o database.csv

More indexes

$ es2csv -i logstash-2015-07-07 logstash-2015-08-08 -q 'user: John' -o database.csv

Or index mask

$ es2csv -i logstash-2015-* -q 'user: John' -o database.csv

And now together

$ es2csv -i logstash-2015-01-0* logstash-2015-01-10 -q 'user: John' -o database.csv

Collecting all data on all indices

$ es2csv -i _all -q '*' -o database.csv

doc-types

Specifying document type

$ es2csv -D log -i _all -q '*' -o database.csv

tags

With tag

$ es2csv -t dev -q 'user: John' -o database.csv

More tags

$ es2csv -t dev prod -q 'user: John' -o database.csv

fields

Selecting some fields, what you are interesting in, if you don't need all of them (query run faster)

$ es2csv -f host status date -q 'user: John' -o database.csv

Or field mask

$ es2csv -f 'ho*' 'st*us' '*ate' -q 'user: John' -o database.csv

Selecting all fields, by default

$ es2csv -f _all -q 'user: John' -o database.csv

Selecting nested fields

$ es2csv -f comments.comment comments.date comments.name -q '*' -i twitter -o database.csv

sort

Sorting by fields, in order what you are interesting in, could contains only field name (will be sorted in ascending order)

$ es2csv -S key -q '*' -o database.csv

Or field pair: field name and direction (desc or asc)

$ es2csv -S status:desc -q '*' -o database.csv

Using multiple pairs

$ es2csv -S key:desc status:asc -q '*' -o database.csv

Selecting some field(s), but sorting by other(s)

$ es2csv -S key -f user -q '*' -o database.csv

delimiter

Changing column delimiter in CSV file, by default ','

$ es2csv -d ';' -q '*' -i twitter -o database.csv

max

Max results count

$ es2csv -m 6283185 -q '*' -i twitter -o database.csv

Retrieve 2000 results in just 2 requests (two scrolls 1000 each):

$ es2csv -m 2000 -s 1000 -q '*' -i twitter -o database.csv

kibana-nested

Changing nested columns output format to Kibana style like

$ es2csv -k -q '*' -i twitter -o database.csv

An JSON document example

{
  "title": "Nest eggs",
  "body":  "Making your money work...",
  "tags":  [ "cash", "shares" ],
  "comments": [ 
    {
      "name":    "John Smith",
      "comment": "Great article",
      "age":     28,
      "stars":   4,
      "date":    "2014-09-01"
    },
    {
      "name":    "Alice White",
      "comment": "More like this please",
      "age":     31,
      "stars":   5,
      "date":    "2014-10-22"
    }
  ]
}

A CSV file in Kibana style format

body,comments.age,comments.comment,comments.date,comments.name,comments.stars,tags,title
Making your money work...,"28,31","Great article,More like this please","2014-09-01,2014-10-22","John Smith,Alice White","4,5","cash,shares",Nest eggs

A CSV file in default format

body,comments.0.age,comments.0.comment,comments.0.date,comments.0.name,comments.0.stars,comments.1.age,comments.1.comment,comments.1.date,comments.1.name,comments.1.stars,tags.0,tags.1,title
Making your money work...,28,Great article,2014-09-01,John Smith,4,31,More like this please,2014-10-22,Alice White,5,cash,shares,Nest eggs

raw-query

Query DSL syntax

$ es2csv -r -q '{"query": {"match": {"user": "John"}}}' -o database.csv

Very long queries can be read from file

$ es2csv -r -q @'~/query string file.json' -o database.csv

meta-fields

Selecting meta-fields: _id, _index, _score, _type

$ es2csv -e -f _all -q 'user: John' -o database.csv

verify-certs

With enabled SSL certificate verification (off by default)

$ es2csv --verify-certs -u https://my.cool.host.com/es/ -q 'user: John' -o database.csv

ca-certs

With your own certificate authority bundle

$ es2csv --ca-certs '/path/to/your/ca_bundle' --verify-certs -u https://host.com -q '*' -o out.csv