[Mageia-dev] NetworkManager vs initscripts

Wed Nov 28 17:25:36 CET 2012

'Twas brillig, and Frank Griffin at 28/11/12 13:33 did gyre and gimble:
+> On 11/28/2012 08:23 AM, Johnny A. Solbu wrote:
+>> On Wednesday 28. November 2012 14.17, Frank Griffin wrote:
+>>> NM doesn't need ifcfg files
+>> But udev or some other proccess does. My point was to add the line to
+>> the ifcfg files in order to prevent the other proccesses from fighting
+>> with NM for controll over the network interfaces, when the interface
+>> is beeing setup with NM.
+>>
+>>
+> It's kind of backwards.  NM expects to be in control of everything by
+> default rather than to coexist with initscripts.  If it was, there'd be
+> no ifcfg files.  If it sees an ifcfg file and it contains
+> NM_CONTROLLED=NO, then it leaves the interface alone.
+> 
+> At the time udev runs, it doesn't have any way to know that an interface
+> is controlled by NM unless someone has created an ifcfg file with
+> NM_CONTROLLED=YES.  With no file there, creating a file containing YES
+> would be useless because with no file there at all, NM will grab the
+> interface anyway.
+> 
+> It's sort of a catch-22.  udev is assuming that ifplugd is the default
+> because on MGA3 that is true.  NM is assuming that *it* is the default
+> because that's how it was designed.
+
+I thought the default had flipped to being "if the NM_CONTROLLED does
+not exist, then assume it's true" before mga2 came out.
+
+I'm maybe mis-remembering tho'. Blino can you correct me??
+
+Col
+
+-- 
+
+Colin Guthrie
+colin(at)mageia.org
+http://colin.guthr.ie/
+
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+  Tribalogic Limited http://www.tribalogic.net/
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+