On Sat, Mar 6, 2021 at 11:29 AM Samuel Thibault
wrote:
> Hello,
>
> Doug Evans, le ven. 05 mars 2021 17:00:13 -0800, a ecrit:
> > Is it possible for QEMU to lazily determine the guest's IPv6
> > address? I.e., postpone the ""->guest address mapping until it's
> > needed and then, say, take the
Hello,
Doug Evans, le ven. 05 mars 2021 17:00:13 -0800, a ecrit:
> Is it possible for QEMU to lazily determine the guest's IPv6
> address? I.e., postpone the ""->guest address mapping until it's
> needed and then, say, take the first entry in the NDP table?
That would probably be possible, yes,
On Fri, Mar 5, 2021 at 4:10 PM Samuel Thibault
wrote:
> Doug Evans, le ven. 05 mars 2021 16:05:05 -0800, a ecrit:
> > Given that the code is not supposed to be able to know brackets were
> present
> > (they're stripped off early on), what does the above mean w.r.t. the
> guest?
> > For the host
Doug Evans, le ven. 05 mars 2021 16:05:05 -0800, a ecrit:
> Given that the code is not supposed to be able to know brackets were present
> (they're stripped off early on), what does the above mean w.r.t. the guest?
> For the host we can have "" mean listen on both IPv4 and IPv6
> (by default,
On Fri, Mar 5, 2021 at 1:28 PM Samuel Thibault
wrote:
> Daniel P. Berrangé, le mer. 03 mars 2021 18:11:41 +, a ecrit:
> > On Wed, Mar 03, 2021 at 10:06:50AM -0800, Doug Evans wrote:
> > > On Sun, Feb 28, 2021 at 1:40 PM Samuel Thibault <
> samuel.thiba...@gnu.org>
> > > wrote:
> > >
> > > >
On Fri, Mar 5, 2021 at 1:51 PM Doug Evans wrote:
> On Fri, Mar 5, 2021 at 1:28 PM Samuel Thibault
> wrote:
>
>> Daniel P. Berrangé, le mer. 03 mars 2021 18:11:41 +, a ecrit:
>> > On Wed, Mar 03, 2021 at 10:06:50AM -0800, Doug Evans wrote:
>> > > On Sun, Feb 28, 2021 at 1:40 PM Samuel
On Fri, Mar 5, 2021 at 1:28 PM Samuel Thibault
wrote:
> Daniel P. Berrangé, le mer. 03 mars 2021 18:11:41 +, a ecrit:
> > On Wed, Mar 03, 2021 at 10:06:50AM -0800, Doug Evans wrote:
> > > On Sun, Feb 28, 2021 at 1:40 PM Samuel Thibault <
> samuel.thiba...@gnu.org>
> > > wrote:
> > >
> > > >
Daniel P. Berrangé, le mer. 03 mars 2021 18:11:41 +, a ecrit:
> On Wed, Mar 03, 2021 at 10:06:50AM -0800, Doug Evans wrote:
> > On Sun, Feb 28, 2021 at 1:40 PM Samuel Thibault
> > wrote:
> >
> > > > + Examples:
> > > > + hostfwd_add net0 tcp:127.0.0.1:10022-:22
> > > > + hostfwd_add net0
On Wed, Mar 03, 2021 at 10:06:50AM -0800, Doug Evans wrote:
> On Sun, Feb 28, 2021 at 1:40 PM Samuel Thibault
> wrote:
>
> > [...]
> >
> > > + Examples:
> > > + hostfwd_add net0 tcp:127.0.0.1:10022-:22
> > > + hostfwd_add net0 tcp:[::1]:10022-[fe80::1:2:3:4]:22
> >
> > Yep, that looks good to
On Sun, Feb 28, 2021 at 1:40 PM Samuel Thibault
wrote:
> [...]
>
> > + Examples:
> > + hostfwd_add net0 tcp:127.0.0.1:10022-:22
> > + hostfwd_add net0 tcp:[::1]:10022-[fe80::1:2:3:4]:22
>
> Yep, that looks good to me.
>
>
Daniel, you wanted me to use inet_parse().
Is the above syntax ok with
Samuel Thibault, le lun. 01 mars 2021 17:27:47 +0100, a ecrit:
> Doug Evans, le lun. 01 mars 2021 08:23:03 -0800, a ecrit:
> > On Sun, Feb 28, 2021 at 1:40 PM Samuel Thibault <[1]samuel.thiba...@gnu.org>
> > wrote:
> >
> > [...]
> > > Note that one issue I am leaving for later (i.e., I
Samuel Thibault, le lun. 01 mars 2021 17:26:23 +0100, a ecrit:
> We could make libslirp enable the IPV6ONLY flag to avoid that, and
> make qemu pass an AF_UNSPEC address for the ipv4+ipv6 case, in which
> case libslirp wouldn't set IPV6ONLY.
Ah, no, AF_UNSPEC would not allow to specify the port.
Doug Evans, le lun. 01 mars 2021 08:23:03 -0800, a ecrit:
> On Sun, Feb 28, 2021 at 1:40 PM Samuel Thibault <[1]samuel.thiba...@gnu.org>
> wrote:
>
> [...]
> > Note that one issue I am leaving for later (i.e., I don't want to drag
> this
> > patch series out to include it), is
Doug Evans, le lun. 01 mars 2021 08:07:19 -0800, a ecrit:
> Are there any users that this functional change would break?
> [Previously the empty address meant qemu would only listen on ipv4 addr-any.]
One case that could be broken would be a user having already another
service listening on
On Sun, Feb 28, 2021 at 1:40 PM Samuel Thibault
wrote:
> [...]
> > Note that one issue I am leaving for later (i.e., I don't want to drag
> this
> > patch series out to include it), is whether and how to support
> ipv4-host->
> > ipv6-guest forwarding and vice versa. Can libslirp support this?
>
On Sun, Feb 28, 2021 at 1:40 PM Samuel Thibault
wrote:
> Hello,
>
> Daniel P. Berrangé, le lun. 22 févr. 2021 09:39:41 +, a ecrit:
>
> > The is_v6 flag is only needed
> > for the legacy compat needs in slirp, even that is only if we want to
> > have strict equivalence with historical
Markus Armbruster, le lun. 01 mars 2021 09:15:41 +0100, a ecrit:
> Samuel Thibault writes:
> > Specifying [127.0.0.1] would be odd, but for instance
> >
> > ssh localhost -D '[127.0.0.1]':23456
> >
> > happens to listen on 127.0.0.1. So I would say that common practice
> > really is that [] only
Samuel Thibault writes:
> Hello,
>
> Daniel P. Berrangé, le lun. 22 févr. 2021 09:39:41 +, a ecrit:
>> In general callers shouldn't care about which format was parsed. The use
>> of [] is just a mechanism to reliably separate the port from the address.
>> Once you have the address part
Samuel Thibault, le dim. 28 févr. 2021 22:39:57 +0100, a ecrit:
> It was simpler to have e.g. udp_listen and udp6_listen separate to keep
> uint32_t / in6_addr parameters, but there is no strict reason for this:
> the haddr is only passed to the bind() call, and the laddr is only
> recorded in the
Hello,
Daniel P. Berrangé, le lun. 22 févr. 2021 09:39:41 +, a ecrit:
> In general callers shouldn't care about which format was parsed. The use
> of [] is just a mechanism to reliably separate the port from the address.
> Once you have the address part getaddrinfo() will reliably parse the
>
On Mon, Feb 22, 2021 at 1:39 AM Daniel P. Berrangé
wrote:
> On Fri, Feb 19, 2021 at 02:17:42PM -0800, Doug Evans wrote:
> > On Fri, Feb 19, 2021 at 2:00 AM Daniel P. Berrangé
> > wrote:
> >
> > > On Thu, Feb 18, 2021 at 12:15:36PM -0800, Doug Evans wrote:
> > > > The parsing is moved into new
On Fri, Feb 19, 2021 at 02:17:42PM -0800, Doug Evans wrote:
> On Fri, Feb 19, 2021 at 2:00 AM Daniel P. Berrangé
> wrote:
>
> > On Thu, Feb 18, 2021 at 12:15:36PM -0800, Doug Evans wrote:
> > > The parsing is moved into new function inet_parse_host_and_port.
> > > This is done in preparation for
On Fri, Feb 19, 2021 at 2:00 AM Daniel P. Berrangé
wrote:
> On Thu, Feb 18, 2021 at 12:15:36PM -0800, Doug Evans wrote:
> > The parsing is moved into new function inet_parse_host_and_port.
> > This is done in preparation for using the function in net/slirp.c.
> >
> > Signed-off-by: Doug Evans
>
On Thu, Feb 18, 2021 at 12:15:36PM -0800, Doug Evans wrote:
> The parsing is moved into new function inet_parse_host_and_port.
> This is done in preparation for using the function in net/slirp.c.
>
> Signed-off-by: Doug Evans
> ---
>
> Changes from v3:
> - this patch is new in v4
> - provides
The parsing is moved into new function inet_parse_host_and_port.
This is done in preparation for using the function in net/slirp.c.
Signed-off-by: Doug Evans
---
Changes from v3:
- this patch is new in v4
- provides new utility: inet_parse_host_and_port, updates inet_parse
to use it
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