[mapserver-users] Mapserver + mapcache + Google Map

Mon May 7 15:37:51 EDT 2012

Does apache have permission to write to the mapcache directory
"/var/www/mapcache/cache"?

On 7 May 2012 14:13, Krassovski, Misha B. <krassovskimb at ornl.gov> wrote:
> I work on a project that has 4.5 mil points (each one is a single dot, with lat, lon),  that have to be shown on the world map.
> I managed to do it with mapserver (wms) + Google map. It works fine, but very slow, so I decided to add a mapcache caching system.
> Spend already a week but still can't get it work. Please take a look at error messages and my map and mapcache files.
> Thank you in advance for the help!!
>
>
> Here are error messages that I have.
> In Firebug console:
> "NetworkError: 404 Not Found - http://cdiac5.ornl.gov/cgi-bin/mapcache/gmaps/test@g/2/-1/1.png"
> "NetworkError: 404 Not Found - http://cdiac5.ornl.gov/cgi-bin/mapcache/gmaps/test@g/2/-1/2.png"
> "NetworkError: 502 Bad Gateway - http://cdiac5.ornl.gov/cgi-bin/mapcache/gmaps/test@g/2/0/2.png"
> "NetworkError: 500 Internal Server Error - http://cdiac5.ornl.gov/cgi-bin/mapcache/gmaps/test@g/2/0/1.png"
> "NetworkError: 502 Bad Gateway - http://cdiac5.ornl.gov/cgi-bin/mapcache/gmaps/test@g/2/1/1.png"
> "NetworkError: 502 Bad Gateway - http://cdiac5.ornl.gov/cgi-bin/mapcache/gmaps/test@g/2/0/3.png"
> and so on …..
>
> In apache log:
> [Mon May 07 13:54:32 2012] [error] [client 160.91.28.61] tile x=-1 not in [0,4[, referer: http://cdiac5.ornl.gov/waves/underway/test.html
> [Mon May 07 13:54:32 2012] [error] [client 160.91.28.61] mapcache fcgi conf file: /var/www/mapcache/mapcache.xml, referer: http://cdiac5.ornl.gov/waves/underway/test.html
> [Mon May 07 13:54:32 2012] [error] [client 160.91.28.61] tile x=-1 not in [0,4[, referer: http://cdiac5.ornl.gov/waves/underway/test.html
> [Mon May 07 13:54:32 2012] [error] [client 160.91.28.61] curl failed to request url http://localhost/cgi-bin/mapserv?map=/var/www/html/waves/underway/maps/test.map&VERSION=1.1.1&REQUEST=GetMap&SERVICE=WMS&STYLES=&BBOX=-20428865.927609,-20428865.927609,20428865.927609,20428865.927609&WIDTH=1044&HEIGHT=1044&FORMAT=image/png&SRS=EPSG:900913&LAYERS=atl_ind&TRANSPARENT=true : Failed to connect to ::1: Permission denied, referer: http://cdiac5.ornl.gov/waves/underway/test.html
> [Mon May 07 13:54:32 2012] [error] [client 160.91.28.61] tileset test: unknown error (another thread/process failed to create the tile I was waiting for), referer: http://cdiac5.ornl.gov/waves/underway/test.html
> and so on ……
>
> If I run just the failed url from apache log, it creates 1044x1044 image with a single point in the center, and gives no error messages.
>
> My mapfile:
> MAP
>  NAME "underway_ai"
>  DEBUG ON
>  STATUS ON
>  SIZE 970 715
>  EXTENT -180 -90 180 90
>  UNITS DD
>  IMAGETYPE GIF
>  SHAPEPATH "/var/www/html/waves/underway/images"
>
>  WEB
>    IMAGEPATH "/var/www/html/waves/tmp"
>    IMAGEURL "tmp/"
>    METADATA
>        "ows_enable_request" "*"
>        "wms_title" "Underway_ai"
>        "wms_onlineresource" "http://cdiac5.ornl.gov/cgi-bin/mapserv?"
>        "wms_srs" "epsg:900913"
>        "wms_enable_request" "GetMap"
>    END
>  END
>
>  PROJECTION
>    "init=epsg:900913"
>  END
>
>  SYMBOL
>    NAME "Dot"
>    TYPE ELLIPSE
>    POINTS 1 1 END
>    FILLED TRUE
>  END
>
>  LAYER
>    DEBUG ON
>    CONNECTION "underway_ai.ovf"
>    CONNECTIONTYPE OGR
>    DATA "atl_ind"
>    METADATA
>        "wms_srs" "epsg:900913"
>        "wms_title" "atl_ind"
>        "wms_group_title" "test_group"
>        "wms_exceptions_format" "application/vnd.ogc.se_xml"
>    END
>    NAME "atl_ind"
>
>    PROJECTION
>        "init=epsg:900913"
>    END
>    GROUP "atl_ind"
>    SIZEUNITS PIXELS
>    TYPE POINT
>    STATUS ON
>    TOLERANCE 0
>    TOLERANCEUNITS PIXELS
>    CLASS
>      STYLE
>        SYMBOL "Dot"
>        SIZE 2
>        COLOR 255 0 0
>      END
>    END
>  END
>
> END
>
> and my mapcache file:
> <mapcache>
>   <cache name="disk" type="disk">
>      <base>/var/www/mapcache/cache</base>
>      <symlink_blank/>
>   </cache>
>
>   <source name="vmap0" type="wms">
>      <getmap>
>         <params>
>            <FORMAT>image/png</FORMAT>
>            <LAYERS>atl_ind</LAYERS>
>            <TRANSPARENT>true</TRANSPARENT>
>         </params>
>      </getmap>
>
>      <http>
>         <url>http://localhost/cgi-bin/mapserv?map=/var/www/html/waves/underway/maps/test.map</url>
>      </http>
>   </source>
>   <tileset name="test">
>      <source>vmap0</source>
>      <cache>disk</cache>
>      <grid>WGS84</grid>
>      <grid>g</grid>
>      <grid>GoogleMapsCompatible</grid>
>      <format>PNG</format>
>      <metatile>5 5</metatile>
>      <metabuffer>10</metabuffer>
>      <expires>3600</expires>
>   </tileset>
>   <tileset name="test1">
>      <source>vmap0</source>
>      <cache>disk</cache>
>      <grid>WGS84</grid>
>      <grid>g</grid>
>      <grid>GoogleMapsCompatible</grid>
>      <format>PNG</format>
>      <metatile>5 5</metatile>
>      <metabuffer>10</metabuffer>
>      <expires>3600</expires>
>   </tileset>
>   <default_format>JPEG</default_format>
>   <service type="wms" enabled="true">
>      <full_wms>assemble</full_wms>
>      <resample_mode>bilinear</resample_mode>
>      <format>JPEG</format>
>      <maxsize>4096</maxsize>
>   </service>
>   <service type="wmts" enabled="true"/>
>   <service type="tms" enabled="true"/>
>   <service type="kml" enabled="true"/>
>   <service type="gmaps" enabled="true"/>
>   <service type="ve" enabled="true"/>
>   <service type="demo" enabled="true"/>
>
>   <errors>report</errors>
>   <lock_dir>/var/www/mapcache/cache</lock_dir>
>   <log_level>debug</log_level>
>
> </mapcache>
>
>
>
>
> Thank you!
> Misha
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