Date: Wed, 28 Apr 2021 14:30:26 +0300 From: =?UTF-8?Q?Ionu=C8=9B_Mihalache?= <ionut.mihalache1506@gmail.com> To: Mark Johnston <markj@freebsd.org> Cc: freebsd-hackers@freebsd.org Subject: Re: cap_sysctlbyname for hw.vmm.destroy Message-ID: <CAOxbktbsOGAEHZHEuHNrzP9ToyJVN0MvhqfRX_M-kxNOChD2Gw@mail.gmail.com> In-Reply-To: <YIb66AlmFG0DPn%2BG@nuc> References: <CAOxbktY6GZY2rfyYMoTquyn04rM2GB5S2opAF1gDxh2177frLg@mail.gmail.com> <YIb66AlmFG0DPn%2BG@nuc>
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I tried to test the example from the documentation between here [1] and here [2]. The code stops here [3]. [1] - https://github.com/FreeBSD-UPB/freebsd-src/blob/3a08ffe4839de9b8396b1760f1d= c42b066428807/usr.sbin/bhyve/bhyverun.c#L1538 [2] - https://github.com/FreeBSD-UPB/freebsd-src/blob/3a08ffe4839de9b8396b1760f1d= c42b066428807/usr.sbin/bhyve/bhyverun.c#L1585 [3] - https://github.com/FreeBSD-UPB/freebsd-src/blob/3a08ffe4839de9b8396b1760f1d= c42b066428807/usr.sbin/bhyve/bhyverun.c#L1581 =C3=8En lun., 26 apr. 2021 la 20:40, Mark Johnston <markj@freebsd.org> a sc= ris: > On Mon, Apr 26, 2021 at 05:16:14PM +0300, Ionu=C8=9B Mihalache wrote: > > Hello, > > > > I am working on adding capsicum support for the bhyve snapshot feature. > At > > the end of the suspend process, the guest should be destroyed and the > code > > handles this part with a sysctlbyname call which is not working in > > capability mode. I don't know what is the problem but even when using > > cap_sysctlbyname I still get the same error code (EPERM). I tried the > > example from the documentation aswell [1] and still the same error code= . > > What could be the problem? I have a FreeBSD13 host and a FreeBSD13 gues= t. > > I'm not sure why it would happen unless the casper process is somehow > running as a non-root user. Can you share the code you're testing > somewhere? >
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