bsd.port.mk FETCH_ARGS defaults, why "-A" ?
freebsd at grem.de
Sat Dec 28 01:05:34 UTC 2013
On Sat, 28 Dec 2013 01:56:22 +0100
Baptiste Daroussin <bapt at FreeBSD.org> wrote:
> On Sat, Dec 28, 2013 at 01:52:45AM +0100, John Marino wrote:
> > On 12/28/2013 01:49, Dimitry Andric wrote:
> > > On 28 Dec 2013, at 01:12, John Marino <freebsd.contact at marino.st>
> > > wrote:
> > >> For months I've been getting a lot of fetch failures in ports
> > >> that I couldn't reproduce outside of them. It appears it is
> > >> caused by the default "-A" passed to fetch.
> > >>
> > >> For example, /usr/ports/emulators/javatari will fail with "make
> > >> fetch" but it will succeed with with "make fetch FETCH_ARGS=-Fpr"
> > >>
> > >> I'd like to understand why "-A" is the default. Clearly many
> > >> distfiles could be retrieved that aren't, so I'd like to know
> > >> what -A is saving us from, and why that would be worse than the
> > >> current situation?
> > >
> > > Crappy download sites that redirect you to ad pages, malware
> > > domains, or worse?
> > >
> > And?
> > The checksum won't match, and the next site in the MASTER_SITES list
> > will be checked, right? What is the downside of this redirect?
> > Keep in mind that the site was once "approved" by the port
> > maintainer, it's not some random URL stuck in a wiki.
> That's to avoid infinite loop on redirection
libfetch allows a maximum um five redirects and the -A flag is
implemented in terms of limiting this to one:
/* Maximum number of redirects to follow */
#define MAX_REDIRECT 5
/* if the A flag is set, we only get one try */
n = noredirect ? 1 : MAX_REDIRECT;
i = 0;
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