I did just get an arduino to post to app engine by using a reverse proxy on an apache server on my LAN - but i'd rather hit app engine directly...
On Oct 9, 12:26 pm, Benjamin <bsaut...@gmail.com> wrote: > I've been working on a challenge over the past couple of days and I > could really use a knowledge transfer on App Engine, Domains and IP > addresses. I seem to be missing something. > > I'm trying to write a library for Arduino Micro-controllers to do HTTP > Posts to a servlet hosted on appengine. For example The URL of the > servlet is > > http://nimbits1.appspot.com/service/currentvalue?point=test&format=json > > Do to limitations on the Arduino device, i need to get an IP Address > that will resolve to nimbits1.appspot.com first, before doing my post > to /service/currentvalue?point=test&format=json > > I have the C code to request an IP from DNS of a domain which works > without a problem. So far so good. My problem is my requests seem to > hit a brick wall when I try to use the IP instead of the Domain in my > requests. > > Let's say I ping nimbits1.appspot.com - I get 74.125.113.121 or > 72.14.204.141 back from the DNS Server. This takes me to Google > servers, but not my app. I'm guessing that the server want the > subdomain in the request but i'm not provided one. > > I registered a new domain: nimbits.org on godaddy and followed Nick > Johnson's fine tutorial on mapping naked domains to have nimbits.org > redirect to nimbits1.appspot.com (As a permanent redirect without > masking) > > http://blog.notdot.net/2009/12/Naked-domains-on-App-Engine > > if i navigate tohttp://nimbits.org I redirect ok tohttp://nimbits1.appspot.com > > Further, if i do a wget in a linux terminal I can see the IP's i'm > resolving to: > > benja...@ben-ubws01:~$ wget nimbits.org > --2010-10-09 12:20:43-- http://nimbits.org/ > Resolving nimbits.org... 64.202.189.170 > Connecting to nimbits.org|64.202.189.170|:80... connected. > HTTP request sent, awaiting response... 301 Moved Permanently > Location:http://nimbits1.appspot.com[following] > --2010-10-09 12:20:44-- http://nimbits1.appspot.com/ > Resolving nimbits1.appspot.com... 64.233.169.141 > Connecting to nimbits1.appspot.com|64.233.169.141|:80... connected. > HTTP request sent, awaiting response... 200 OK > Length: unspecified [text/html] > Saving to: `index.html.10' > > [ <=> ] 3,376 --.-K/s in > 0.003s > > 2010-10-09 12:20:44 (1.18 MB/s) - `index.html.10' saved [3376] > > If i try and navigate to any of the above IP Addresses > i.ehttp://64.233.169.141 > I endup on google or godaddy, but not my app. > > Any help would be greatly appriciated. I may have to resort to having > users point their arduino to an internal web server that can forward > the request, but having arduino devices post directly to app engine > would be very cool. > > -Ben -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
