[core-updates] FTP download failure for agg

building /gnu/store/6smkn7dk6m8w7h7yw0v0lfn0w72q4zxm-agg-2.5.tar.gz.drv...

Starting download of /gnu/store/8pgqgdcmc10ncj8bhkyi5ilx6mmfk8y1-agg-2.5.tar.gz

From ftp://ftp.fau.de/gentoo/distfiles/agg-2.5.tar.gz...

Throw to key `ftp-error' with args `(#<input-output: socket 13> "PASV" 501 "PASV: Operation not permitted\r")'.

In comparison, that works just fine with wget:

$ wget -d -c 'ftp://ftp.fau.de/gentoo/distfiles/agg-2.5.tar.gz'

[...]

==> SIZE agg-2.5.tar.gz ...

--> SIZE agg-2.5.tar.gz

213 564313

564313

conaddr is: 2001:638:a000:1021:21::1

==> EPSV ...

--> EPSV 2

229 Entering Extended Passive Mode (|||51160|)

respline is 229 Entering Extended Passive Mode (|||51160|)

trying to connect to 2001:638:a000:1021:21::1 port 51160

Created socket 4.

fertig. ==> RETR agg-2.5.tar.gz ...

--> RETR agg-2.5.tar.gz

In addition, it eventually tries to do this:

Starting download of /gnu/store/8pgqgdcmc10ncj8bhkyi5ilx6mmfk8y1-agg-2.5.tar.gz

From ftp://ftp.ula.ve/gentoo/distfiles/agg-2.5.tar.gz...

In procedure connect*: Connection timed out

Starting download of /gnu/store/8pgqgdcmc10ncj8bhkyi5ilx6mmfk8y1-agg-2.5.tar.gz

From http://www.antigrain.com/agg-2.5.tar.gz...

following redirection to `http://www.antigrain.com/cgi-sys/suspendedpage.cgi'...

downloading from http://www.antigrain.com/agg-2.5.tar.gz...

agg-2.5.tar.gz 10.9MiB/s 00:00 | 7KiB transferred

sha256 hash mismatch for /gnu/store/8pgqgdcmc10ncj8bhkyi5ilx6mmfk8y1-agg-2.5.tar.gz:

expected hash: 07wii4i824vy9qsvjsgqxppgqmfdxq0xa87i5yk53fijriadq7mb

actual hash: 1a5xqbhmv6im26dmw6fn4m18g4sna2bpi2wmx5vzzsmb0qhv3mrf

Because that is an HTML error page...

On Fri, Feb 12, 2021 at 12:23:11AM +0100, Danny Milosavljevic wrote:

I recommend switching it to use HTTP(S) if possible. FTP is flaky and

often blocked on corporate networks.