Re: [cobbler] Use ip instead of ifconfig

2012-10-17 Thread Nishanth Aravamudan
On 17.10.2012 [17:05:47 -0500], James Cammarata wrote:
> On Wed, Oct 17, 2012 at 4:57 PM, Orion Poplawski  wrote:
> > On 10/17/2012 03:50 PM, Nishanth Aravamudan wrote:
> >>
> >> On 15.10.2012 [11:22:27 -0600], Orion Poplawski wrote:
> >>>
> >>> Fedora 18 doesn't have ifconfig in the installer (and perhaps not in
> >>> installed system), need to use ip.
> >>
> >>
> >> Did you ensure this works as expected on older Fedora too? Is it better
> >> to use ifconfig when present (as it's tested) and switch to ip only when
> >> ifconfig isn't there?
> >
> >
> > I have not tested on older Fedora, but you're using ip already to set the
> > route, so it is present.  And ip on RHEL5 has the -o option, so I think
> > shifting to ip is the way to go.  It's easier to parse.
> 
> The ip command has been around for a while, I've used it as early RHEL
> 4, so this change should work for just about any distro.

Fair enough, mostly just wondered what the testing coverage was. Thanks!

-Nish

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Re: [cobbler] Use ip instead of ifconfig

2012-10-17 Thread Orion Poplawski

On 10/17/2012 03:39 PM, James Cammarata wrote:

On Mon, Oct 15, 2012 at 12:22 PM, Orion Poplawski  wrote:

Fedora 18 doesn't have ifconfig in the installer (and perhaps not in
installed system), need to use ip.


What branch did you create this against? It did not apply to master.
Can you rebase this against master and resend it?


How is this?

--
Orion Poplawski
Technical Manager 303-415-9701 x222
NWRA, Boulder Office  FAX: 303-415-9702
3380 Mitchell Lane   or...@nwra.com
Boulder, CO 80301   http://www.nwra.com
>From 2bd6f98128a06fe7f38048d579c43e81314c1b64 Mon Sep 17 00:00:00 2001
From: Orion Poplawski 
Date: Wed, 17 Oct 2012 17:12:59 -0600
Subject: [PATCH] Use ip instead of ifconfig

---
 snippets/post_install_network_config | 5 +
 snippets/pre_install_network_config  | 7 ++-
 2 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/snippets/post_install_network_config b/snippets/post_install_network_config
index d21d6e2..363f4f2 100644
--- a/snippets/post_install_network_config
+++ b/snippets/post_install_network_config
@@ -142,10 +142,7 @@ echo "ONBOOT=yes" >> $devfile
 #if $mac != "" and $iface_type not in ("master","bond","bridge","bonded_bridge_slave")
 ## virtual interfaces don't get MACs
 echo "HWADDR=$mac" >> $devfile
-IFNAME=\$(ifconfig -a | grep -i '$mac' | cut -d ' ' -f 1)
-if [ -z \$IFNAME ]; then
-IFNAME=\$(ifconfig -a | grep -i -B 2 '$mac' | sed -n '/flags/s/:.*$//p')
-fi
+IFNAME=\$(ip -o link | grep -i '$mac' | sed -e 's/^[0-9]*: //' -e 's/:.*//')
 ## Rename this interface in modprobe.conf
 ## FIXME: if both interfaces startwith eth this is wrong
 if [ -f "/etc/modprobe.conf" ] && [ \$IFNAME ]; then
diff --git a/snippets/pre_install_network_config b/snippets/pre_install_network_config
index 5425f54..b158069 100644
--- a/snippets/pre_install_network_config
+++ b/snippets/pre_install_network_config
@@ -86,12 +86,9 @@
 #set $netinfo = "%s --hostname=%s" % ($netinfo, $hostname)
 #end if
 # Configuring $iname ($mac)
-if ifconfig -a | grep -i $mac
+if ip link | grep -i $mac
 then
-  IFNAME=\$(ifconfig -a | grep -i '$mac' | cut -d " " -f 1)
-  if [ -z \$IFNAME ]; then
-IFNAME=\$(ifconfig -a | grep -i -B 2 '$mac' | sed -n '/flags/s/:.*$//p')
-  fi
+  IFNAME=\$(ip -o link | grep -i '$mac' | sed -e 's/^[0-9]*: //' -e 's/:.*//')
   echo "network --device=\$IFNAME $netinfo" >> /tmp/pre_install_network_config
 #for $route in $static_routes
 #if $routepattern.match($route)
-- 
1.7.11.7

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Re: [cobbler] Use ip instead of ifconfig

2012-10-17 Thread Leonid Flaks

On 10/17/2012 06:05 PM, James Cammarata wrote:

On Wed, Oct 17, 2012 at 4:57 PM, Orion Poplawski  wrote:

On 10/17/2012 03:50 PM, Nishanth Aravamudan wrote:

On 15.10.2012 [11:22:27 -0600], Orion Poplawski wrote:

Fedora 18 doesn't have ifconfig in the installer (and perhaps not in
installed system), need to use ip.


Did you ensure this works as expected on older Fedora too? Is it better
to use ifconfig when present (as it's tested) and switch to ip only when
ifconfig isn't there?


I have not tested on older Fedora, but you're using ip already to set the
route, so it is present.  And ip on RHEL5 has the -o option, so I think
shifting to ip is the way to go.  It's easier to parse.

The ip command has been around for a while, I've used it as early RHEL
4, so this change should work for just about any distro.
Did you use it in the installer? post_install_network_config snippet is 
run on installed system in chrooted environment, so it should not be a 
problem. However, pre_install_network_config is run inside of anaconda - 
we want to make sure it is available there for the versions that cobbler 
supports.


Leon
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Re: [cobbler] Use ip instead of ifconfig

2012-10-17 Thread James Cammarata
On Wed, Oct 17, 2012 at 4:57 PM, Orion Poplawski  wrote:
> On 10/17/2012 03:50 PM, Nishanth Aravamudan wrote:
>>
>> On 15.10.2012 [11:22:27 -0600], Orion Poplawski wrote:
>>>
>>> Fedora 18 doesn't have ifconfig in the installer (and perhaps not in
>>> installed system), need to use ip.
>>
>>
>> Did you ensure this works as expected on older Fedora too? Is it better
>> to use ifconfig when present (as it's tested) and switch to ip only when
>> ifconfig isn't there?
>
>
> I have not tested on older Fedora, but you're using ip already to set the
> route, so it is present.  And ip on RHEL5 has the -o option, so I think
> shifting to ip is the way to go.  It's easier to parse.

The ip command has been around for a while, I've used it as early RHEL
4, so this change should work for just about any distro.
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Re: [cobbler] Use ip instead of ifconfig

2012-10-17 Thread Orion Poplawski

On 10/17/2012 03:50 PM, Nishanth Aravamudan wrote:

On 15.10.2012 [11:22:27 -0600], Orion Poplawski wrote:

Fedora 18 doesn't have ifconfig in the installer (and perhaps not in
installed system), need to use ip.


Did you ensure this works as expected on older Fedora too? Is it better
to use ifconfig when present (as it's tested) and switch to ip only when
ifconfig isn't there?


I have not tested on older Fedora, but you're using ip already to set the 
route, so it is present.  And ip on RHEL5 has the -o option, so I think 
shifting to ip is the way to go.  It's easier to parse.





--
Orion Poplawski
Technical Manager 303-415-9701 x222
NWRA, Boulder Office  FAX: 303-415-9702
3380 Mitchell Lane   or...@nwra.com
Boulder, CO 80301   http://www.nwra.com



 From a5fb8831b0370cc363d8b293c67935901ac85062 Mon Sep 17 00:00:00 2001
From: Orion Poplawski 
Date: Mon, 15 Oct 2012 11:14:54 -0600
Subject: [PATCH] Up ip instead of ifconfig

---
  snippets/post_install_network_config | 2 +-
  snippets/pre_install_network_config  | 4 ++--
  2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/snippets/post_install_network_config 
b/snippets/post_install_network_config
index 6821c6f..4acd4b8 100644
--- a/snippets/post_install_network_config
+++ b/snippets/post_install_network_config
@@ -138,7 +138,7 @@ echo "ONBOOT=yes" >> $devfile
  #if $mac != "" and $iface_type not in ("master","bond","bridge")
  ## virtual interfaces don't get MACs
  echo "HWADDR=$mac" >> $devfile
-IFNAME=\$(ifconfig -a | grep -i '$mac' | cut -d ' ' -f 1)
+IFNAME=\$(ip -o link | grep -i '$mac' | sed -e 's/^[0-9]*: //' -e 's/:.*//')
  ## Rename this interface in modprobe.conf
  ## FIXME: if both interfaces startwith eth this is wrong
  if [ -f "/etc/modprobe.conf" ] && [ \$IFNAME ]; then
diff --git a/snippets/pre_install_network_config 
b/snippets/pre_install_network_config
index 8bb3495..10c5405 100644
--- a/snippets/pre_install_network_config
+++ b/snippets/pre_install_network_config
@@ -76,9 +76,9 @@
  #set $netinfo = "%s --hostname=%s" % ($netinfo, $hostname)
  #end if
  # Configuring $iname ($mac)
-if ifconfig -a | grep -i $mac
+if ip link | grep -i $mac
  then
-  IFNAME=\$(ifconfig -a | grep -i '$mac' | cut -d " " -f 1)
+  IFNAME=\$(ip -o link | grep -i '$mac' | sed -e 's/^[0-9]*: //' -e 's/:.*//')
echo "network --device=\$IFNAME $netinfo" >> /tmp/pre_install_network_config
  #for $route in $static_routes
  #if $routepattern.match($route)
--
1.7.11.7




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NWRA, Boulder Office  FAX: 303-415-9702
3380 Mitchell Lane   or...@nwra.com
Boulder, CO 80301   http://www.nwra.com
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Re: [cobbler] Use ip instead of ifconfig

2012-10-17 Thread Orion Poplawski

On 10/17/2012 03:50 PM, Nishanth Aravamudan wrote:

On 15.10.2012 [11:22:27 -0600], Orion Poplawski wrote:

Fedora 18 doesn't have ifconfig in the installer (and perhaps not in
installed system), need to use ip.


Did you ensure this works as expected on older Fedora too? Is it better
to use ifconfig when present (as it's tested) and switch to ip only when
ifconfig isn't there?


Actually, I've been installing EL6 with it, so it should work with any older 
Fedora as well.



--
Orion Poplawski
Technical Manager 303-415-9701 x222
NWRA, Boulder Office  FAX: 303-415-9702
3380 Mitchell Lane   or...@nwra.com
Boulder, CO 80301   http://www.nwra.com
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Re: [cobbler] Use ip instead of ifconfig

2012-10-17 Thread Nishanth Aravamudan
On 15.10.2012 [11:22:27 -0600], Orion Poplawski wrote:
> Fedora 18 doesn't have ifconfig in the installer (and perhaps not in
> installed system), need to use ip.

Did you ensure this works as expected on older Fedora too? Is it better
to use ifconfig when present (as it's tested) and switch to ip only when
ifconfig isn't there?

Thanks,
Nish

> 
> -- 
> Orion Poplawski
> Technical Manager 303-415-9701 x222
> NWRA, Boulder Office  FAX: 303-415-9702
> 3380 Mitchell Lane   or...@nwra.com
> Boulder, CO 80301   http://www.nwra.com

> From a5fb8831b0370cc363d8b293c67935901ac85062 Mon Sep 17 00:00:00 2001
> From: Orion Poplawski 
> Date: Mon, 15 Oct 2012 11:14:54 -0600
> Subject: [PATCH] Up ip instead of ifconfig
> 
> ---
>  snippets/post_install_network_config | 2 +-
>  snippets/pre_install_network_config  | 4 ++--
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/snippets/post_install_network_config 
> b/snippets/post_install_network_config
> index 6821c6f..4acd4b8 100644
> --- a/snippets/post_install_network_config
> +++ b/snippets/post_install_network_config
> @@ -138,7 +138,7 @@ echo "ONBOOT=yes" >> $devfile
>  #if $mac != "" and $iface_type not in ("master","bond","bridge")
>  ## virtual interfaces don't get MACs
>  echo "HWADDR=$mac" >> $devfile
> -IFNAME=\$(ifconfig -a | grep -i '$mac' | cut -d ' ' -f 1)
> +IFNAME=\$(ip -o link | grep -i '$mac' | sed -e 's/^[0-9]*: //' -e 's/:.*//')
>  ## Rename this interface in modprobe.conf
>  ## FIXME: if both interfaces startwith eth this is wrong
>  if [ -f "/etc/modprobe.conf" ] && [ \$IFNAME ]; then
> diff --git a/snippets/pre_install_network_config 
> b/snippets/pre_install_network_config
> index 8bb3495..10c5405 100644
> --- a/snippets/pre_install_network_config
> +++ b/snippets/pre_install_network_config
> @@ -76,9 +76,9 @@
>  #set $netinfo = "%s --hostname=%s" % ($netinfo, $hostname)
>  #end if
>  # Configuring $iname ($mac)
> -if ifconfig -a | grep -i $mac
> +if ip link | grep -i $mac
>  then
> -  IFNAME=\$(ifconfig -a | grep -i '$mac' | cut -d " " -f 1)
> +  IFNAME=\$(ip -o link | grep -i '$mac' | sed -e 's/^[0-9]*: //' -e 
> 's/:.*//')
>echo "network --device=\$IFNAME $netinfo" >> 
> /tmp/pre_install_network_config
>  #for $route in $static_routes
>  #if $routepattern.match($route)
> -- 
> 1.7.11.7
> 

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Re: [cobbler] Use ip instead of ifconfig

2012-10-17 Thread James Cammarata
On Mon, Oct 15, 2012 at 12:22 PM, Orion Poplawski  wrote:
> Fedora 18 doesn't have ifconfig in the installer (and perhaps not in
> installed system), need to use ip.

What branch did you create this against? It did not apply to master.
Can you rebase this against master and resend it?
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