> -----Original Message----- > From: Vitaly Kuznetsov [mailto:vkuznets@xxxxxxxxxx] > Sent: Wednesday, December 10, 2014 17:08 PM > To: Dexuan Cui > Cc: gregkh@xxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; driverdev- > devel@xxxxxxxxxxxxxxxxxxxxxx; olaf@xxxxxxxxx; apw@xxxxxxxxxxxxx; > jasowang@xxxxxxxxxx; KY Srinivasan; Haiyang Zhang > Subject: Re: [PATCH] tools: hv: kvp_daemon: make IPv6-only-injection work > > Dexuan Cui <decui@xxxxxxxxxxxxx> writes: > > > Thanks, > > -- Dexuan > > > >> -----Original Message----- > >> From: Dexuan Cui > >> Sent: Wednesday, December 10, 2014 15:34 PM > >> To: 'Vitaly Kuznetsov' > >> Cc: gregkh@xxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; driverdev- > >> devel@xxxxxxxxxxxxxxxxxxxxxx; olaf@xxxxxxxxx; apw@xxxxxxxxxxxxx; > >> jasowang@xxxxxxxxxx; KY Srinivasan; Haiyang Zhang > >> Subject: RE: [PATCH] tools: hv: kvp_daemon: make IPv6-only-injection > work > >> > >> > -----Original Message----- > >> > From: Vitaly Kuznetsov [mailto:vkuznets@xxxxxxxxxx] > >> > Sent: Tuesday, December 9, 2014 21:06 PM > >> > To: Dexuan Cui > >> > Cc: gregkh@xxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; > driverdev- > >> > devel@xxxxxxxxxxxxxxxxxxxxxx; olaf@xxxxxxxxx; apw@xxxxxxxxxxxxx; > >> > jasowang@xxxxxxxxxx; KY Srinivasan; Haiyang Zhang > >> > Subject: Re: [PATCH] tools: hv: kvp_daemon: make IPv6-only-injection > work > >> > ...... > >> > > + * Here "dhcp_enabled" is only for IPv4 according to Hyper-V host > >> > team. > >> > > + * > >> > > + * In the case the host only injects 1 IPv6 address: > >> > > + * new_val->dhcp_enabled is true, but we can't pass > >> > BOOTPROTO=dhcp to > >> > > + * the script hv_set_ifconfig, because in some distros (like RHEL7) > >> > > + * BOOTPROTO=dhcp has a special meaning in the config file (e.g., > >> > > + * /etc/sysconfig/network-scripts/ifcfg-eth0): the network init > >> > program > >> > > + * ignores any static IP addr information once there is > >> > > + * BOOTPROTO=dhcp; as a result, IPv6-only injection can't work. > >> > > + * > >> > > + * In the case of IPv6-only injection, BOOTPROTO=dhcp doesn't affect > >> > > + * Ubuntu because it's ignored by the Ubuntu version of > >> > > + * hv_set_ifconfig and it doesn't seem to have special meaning in > >> > > + * Ubuntu. > >> > > + */ > >> > > >> > I just checked and adding "IPV6ADDR=something" when > >> "BOOTPROTO=dhcp" > >> > works for me with both RHEL7 and Fedora21. > >> It doesn't work in my side. :-( > >> Running 'ifup eth0' shows some errors(I use "set -x") > >> ... > >> + /sbin/dhclient -H localhost -1 -q -lf /var/lib/dhclient/dhclient--eth0.lease > -pf > >> /var/run/dhclient-eth0.pid eth0 > >> grep: /etc/sysconfig/network-scripts/ifcfg-eth0: Permission dinied. > > BTW, I run with root, and > > 'chown 777 /etc/sysconfig/network-scripts/ifcfg-eth0" doesn't help. > > > > s,chown,chmod, :-) But it won't help in case of SELinux mislabeling. > > > Thanks, > > -- Dexuan > > -- > Vitaly Hi Vitally, I think you're correct: BOOTPROTO=dhcp + "no IPADDR" + IPV6ADDR in RHEL7's /etc/sysconfig/network-scripts/ifcfg-eth0 works for me too. My previous "grep: ... ifcfg-eth0: Permission denied" issue can't repro now. Maybe it's because I messed up the config file somehow(?). I'll send out a v2 patch according to your suggestion. Thanks, -- Dexuan _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
