Problem with 3.3.0 FTP Server access from web browser

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jaypdx
Posts: 29
Joined: Wed Oct 15, 2014 6:06 pm

Problem with 3.3.0 FTP Server access from web browser

Post by jaypdx »

I took the example from examples\EFFS\Fat\Ftp and added it to my MOD55415 application. It kind of works, but not completely. I can FTP into the board from the command line and things seem to work ok (dir, cd, get/put all work). But if I try to connect from Chrome or Edge (i.e. open ftp://192.168.1.10) I get an error like 'This server is sending data Google Chrome can't understand'.

I remember using this stuff years ago on a 2.x project and I'm pretty sure it worked ok using a browser to access the FTP. Any idea what's going on?
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TomNB
Posts: 541
Joined: Tue May 10, 2016 8:22 am

Re: Problem with 3.3.0 FTP Server access from web browser

Post by TomNB »

I'm not sure exactly what you are using, but I tried a number of ftp clients, such as filezilla, windows command line and ws-ftp and they all work.

ftp://x.x.x.x also worked for me on firefox and edge. Chrome would not accept ftp:// anything, whether a netburner board or any other ftp site.

I would try an unmodified example that uses ftp and the file system as a check. Whatever your doing in the code might affecting the format.
jaypdx
Posts: 29
Joined: Wed Oct 15, 2014 6:06 pm

Re: Problem with 3.3.0 FTP Server access from web browser

Post by jaypdx »

Looks like the problem was some strange timestamps on my card.

Here's what I was getting if I FTP'd into the netburner from windows command prompt:

Code: Select all

ftp> dir
200 Port Command okay.
125 Data connection already open; transfer starting.
d-rw-rw-rw-   1 none         0 Jan  0  1980 0
d-rw-rw-rw-   1 none         0 Jan  0  1980 1
d-rw-rw-rw-   1 none         0 Jan  0  1980 2
d-rw-rw-rw-   1 none         0 Jan  0  1980 3
d-rw-rw-rw-   1 none         0 Jan  0  1980 4
d-rw-rw-rw-   1 none         0 Jan  0  1980 5
d-rw-rw-rw-   1 none         0 Jan  0  1980 6
d-rw-rw-rw-   1 none         0 Jan  0  1980 7
d-rw-rw-rw-   1 none         0 Jan  0  1980 8
d-rw-rw-rw-   1 none         0 Jan  0  1980 9
d-rw-rw-rw-   1 none         0 Dec  6 12:43 System Volume Information
--rw-rw-rw-   1 none   6548149 Jan 16  2018 logfile.txt
--rw-rw-rw-   1 none     20181 Nov 19 23:06 LOGFILE.TXT
--rw-rw-rw-   1 none      1372 Dec 24 13:57 scratch
--rw-rw-rw-   1 none       716 Dec 24 13:11 config.txt
226 Closing data connection. Listing complete.
ftp: 767 bytes received in 0.08Seconds 9.71Kbytes/sec.
ftp> quit
Not sure how those strange time/datestamps got on there, but after formatting the card things are back to normal and browser access to FTP works just fine.
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pbreed
Posts: 1081
Joined: Thu Apr 24, 2008 3:58 pm

Re: Problem with 3.3.0 FTP Server access from web browser

Post by pbreed »

Likely you wrote the files before the system had gotten time...
IE NTP had not yet finished.
So time stamps were all bogus...
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