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add "field_tags" to json parser config

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Max U
2018-06-27 15:38:02 -07:00
parent 23523ffd10
commit 420dafd591
6 changed files with 52 additions and 16 deletions
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14
docs/DATA_FORMATS_INPUT.md
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@@ -104,9 +104,10 @@ but can be overridden using the `name_override` config option.
#### JSON Configuration:
The JSON data format supports specifying "tag keys". If specified, keys
will be searched for in the root-level of the JSON blob. If the key(s) exist,
they will be applied as tags to the Telegraf metrics.
The JSON data format supports specifying "tag keys" and "field keys". If specified, keys
will be searched for in the root-level and any nested lists of the JSON blob. If the key(s) exist,
they will be applied as tags or fields to the Telegraf metrics. If "field_keys" is not specified,
all int and float values will be set as fields by default.
For example, if you had this configuration:
@@ -173,6 +174,7 @@ For example, if the following configuration:
"my_tag_1",
"my_tag_2"
]
field_keys = ["b_c"]
```
with this JSON output from a command:
@@ -198,11 +200,11 @@ with this JSON output from a command:
]
```
Your Telegraf metrics would get tagged with "my_tag_1" and "my_tag_2"
Your Telegraf metrics would get tagged with "my_tag_1" and "my_tag_2" and fielded with "b_c"
```
exec_mycollector,my_tag_1=foo,my_tag_2=baz a=5,b_c=6
exec_mycollector,my_tag_1=bar,my_tag_2=baz a=7,b_c=8
exec_mycollector,my_tag_1=foo,my_tag_2=baz b_c=6
exec_mycollector,my_tag_1=bar,my_tag_2=baz b_c=8
```
# Value: