Geoserver SLD line ends labeling

I am having a hard time putting labels on both ends of a line Here is SLD that I have so far. It puts a label on one side only but I need it on both ends of a line.

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line_name_ends_red line_name_ends_red #ff0000 2
the_geom the_geom

LINE_NAME


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But I need it to look like this