67 lines
2.8 KiB
Text
67 lines
2.8 KiB
Text
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# Transforms tag and field values as well as measurement, tag and field names with regex pattern
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[[processors.regex]]
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namepass = ["nginx_requests"]
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## Tag value conversion(s). Multiple instances are allowed.
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[[processors.regex.tags]]
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## Tag(s) to process with optional glob expressions such as '*'.
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key = "resp_code"
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## Regular expression to match the tag value. If the value doesn't
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## match the tag is ignored.
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pattern = "^(\\d)\\d\\d$"
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## Replacement expression defining the value of the target tag. You can
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## use regexp groups or named groups e.g. ${1} references the first group.
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replacement = "${1}xx"
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## Name of the target tag defaulting to 'key' if not specified.
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## In case of wildcards being used in `key` the currently processed
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## tag-name is used as target.
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# result_key = "method"
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## Appends the replacement to the target tag instead of overwriting it when
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## set to true.
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# append = false
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## Field value conversion(s). Multiple instances are allowed.
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[[processors.regex.fields]]
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## Field(s) to process with optional glob expressions such as '*'.
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key = "request"
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## Regular expression to match the field value. If the value doesn't
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## match or the field doesn't contain a string the field is ignored.
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pattern = "^/api(?P<method>/[\\w/]+)\\S*"
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## Replacement expression defining the value of the target field. You can
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## use regexp groups or named groups e.g. ${method} references the group
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## named "method".
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replacement = "${method}"
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## Name of the target field defaulting to 'key' if not specified.
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## In case of wildcards being used in `key` the currently processed
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## field-name is used as target.
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# result_key = "method"
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## Rename metric fields
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[[processors.regex.field_rename]]
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## Regular expression to match on the field name
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pattern = "^search_(\\w+)d$"
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## Replacement expression defining the name of the new field
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replacement = "${1}"
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## If the new field name already exists, you can either "overwrite" the
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## existing one with the value of the renamed field OR you can "keep"
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## both the existing and source field.
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# result_key = "keep"
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## Rename metric tags
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[[processors.regex.tag_rename]]
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## Regular expression to match on a tag name
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pattern = "^search_(\\w+)d$"
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## Replacement expression defining the name of the new tag
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replacement = "${1}"
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## If the new tag name already exists, you can either "overwrite" the
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## existing one with the value of the renamed tag OR you can "keep"
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## both the existing and source tag.
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# result_key = "keep"
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## Rename metrics
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[[processors.regex.metric_rename]]
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## Regular expression to match on an metric name
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pattern = "^search_(\\w+)d$"
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## Replacement expression defining the new name of the metric
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replacement = "${1}"
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