- Filebeat Reference: other versions:
- Overview
- Getting Started With Filebeat
- Step 1: Installing Filebeat
- Step 2: Configuring Filebeat
- Step 3: Configuring Filebeat to Use Logstash
- Step 4: Loading the Index Template in Elasticsearch
- Step 5: Starting Filebeat
- Step 6: Loading the Kibana Index Pattern
- Quick Start for Common Log Formats
- Command Line Options
- Directory Layout
- Repositories for APT and YUM
- Running Filebeat on Docker
- Upgrading Filebeat
- How Filebeat Works
- Configuring Filebeat
- Modules
- Exported Fields
- Securing Filebeat
- Troubleshooting
- Migrating from Logstash Forwarder to Filebeat
WARNING: Version 5.6 of Filebeat has passed its EOL date.
This documentation is no longer being maintained and may be removed. If you are running this version, we strongly advise you to upgrade. For the latest information, see the current release documentation.
decode_json_fields
editdecode_json_fields
editThe decode_json_fields
processor decodes fields containing JSON strings and
replaces the strings with valid JSON objects.
processors: - decode_json_fields: fields: ["field1", "field2", ...] process_array: false max_depth: 1 target: "" overwrite_keys: false
The decode_json_fields
processor has the following configuration settings:
-
fields
- The fields containing JSON strings to decode.
-
process_array
- (Optional) A boolean that specifies whether to process arrays. The default is false.
-
max_depth
- (Optional) The maximum parsing depth. The default is 1.
-
target
-
(Optional) The field under which the decoded JSON will be written. By
default the decoded JSON object replaces the string field from which it was
read. To merge the decoded JSON fields into the root of the event, specify
target
with an empty string (target: ""
). Note that thenull
value (target:
) is treated as if the field was not set at all. -
overwrite_keys
- (Optional) A boolean that specifies whether keys that already exist in the event are overwritten by keys from the decoded JSON object. The default value is false.
Was this helpful?
Thank you for your feedback.