如何使用geoserver发布dem(.tif)数据

gdal_translate -of GTiff input_file.xyz output_file.tif

http://localhost:8080/geoserver

<?xml version="1.0" encoding="ISO-8859-1"?>
<StyledLayerDescriptor version="1.0.0"
    xsi:schemaLocation="http://www.opengis.net/sld StyledLayerDescriptor.xsd"
    xmlns="http://www.opengis.net/sld"
    xmlns:ogc="http://www.opengis.net/ogc"
    xmlns:xlink="http://www.w3.org/1999/xlink"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <NamedLayer>
        <Name>dem</Name>
        <UserStyle>
            <Title>DEM Style</Title>
            <FeatureTypeStyle>
                <Rule>
                    <RasterSymbolizer>
                        <ColorMap>
                            <ColorMapEntry color="#0000ff" quantity="0" label="0"/>
                            <ColorMapEntry color="#00ff00" quantity="100" label="100"/>
                            <ColorMapEntry color="#ffff00" quantity="200" label="200"/>
                            <ColorMapEntry color="#ff0000" quantity="300" label="300"/>
                        </ColorMap>
                    </RasterSymbolizer>
                </Rule>
            </FeatureTypeStyle>
        </UserStyle>
    </NamedLayer>
</StyledLayerDescriptor>

http://localhost:8080/geoserver/your_workspace/wms?service=WMS&version=1.1.0&request=GetMap&layers=your_layer_name&styles=&bbox=minx,miny,maxx,maxy&width=800&height=600&srs=EPSG:4326&format=image/png