On 10/27/2014 04:20 PM, Steven Haigh wrote:
> On 28/10/2014 1:05 AM, Pat Riehecky wrote:
>> On 10/26/2014 12:39 AM, Steven Haigh wrote:
>>> On 25/10/2014 10:28 PM, Shane Voss wrote:
>>>> On 25/10/14 05:06, Steven Haigh wrote:> I also want to go and put a
>>>> custom URL in the sl6x.repo to go to my
>>>>> local repository that I mirror.
>>>>>
>>>>> That means I'd want to turn this:
>>>> [snip]
>>>>
>>>>> to this:
>>>> The only change I can see was inserting your server in the baseurl.
>>>> Perhaps this is only needed in the  sl6x  section.
>>>>
>>>> This bit of sed should do it:
>>>>
>>>> sed -i '/\[sl6x\]/,/\[/ { /baseurl/ {
>>>>    h ; s!http:.*scientific/!https://my.internal.server/sl! ; p ;
>>>>    g ; s/baseurl=/                / } }' /etc/yum.repos.d/sl6x.repo
>>>>
>>>> It is "parsing" the URL in as much as you seem to need to replicate the
>>>> bit of the existing one after  'scientific/'.
>>>>
>>>> Hope that helps.
>>> Help? That is near magic!
>>>
>>> I did a bit of tweaking and ended up with this:
>>> sed -i '/\[sl6x.*\]/,/\n\n/ { /baseurl/ {
>>>    h ; s!http:.*scientific/!https://my.server/path/to/sl! ; p ;
>>>    g ; s/baseurl=/                / } }' /etc/yum.repos.d/sl6x.repo
>>>
>>> This uses the \n\n as the end of field marker - it seemed that using [
>>> would cause it to not match the middle repo - as its next evaluation was
>>> against sl6x-security].
>>>
>>> That will now loop through all the repos defined in sl6x.repo and add a
>>> local mirror to them all.
>>>
>>> Thanks for this pointer - I certainly wouldn't have come up with this
>>> one by myself....
>>>
>> The 'yum-config-manager' (provided by yum-utils) utility may be of more
>> help.
> Hi Pat!
>
> I did come across this - but there are a couple of reasons I asked for
> something else...
>
> You can't ADD a new URL to an existing repo - I update a local mirror of
> the sl6x / sl6x-security / sl6x-fastbugs repos - and therefore want to
> insert my URL into the baseurl section via the kickstart. The actions I
> do are:
>
> sed -i 's/enabled=1/enabled=0/g' /etc/yum.repos.d/sl.repo
>
> ## Enable the sl6x, sl6x-security and sl6x-fastbugs repos....
> sed -i 's/enabled=0/enabled=1/g' /etc/yum.repos.d/sl6x.repo
> sed -i 's/#mirrorlist=/mirrorlist=/g' /etc/yum.repos.d/sl6x.repo
>
> ## Add local repos to the baseurl list for fast updates.
> sed -i '/baseurl/ {
>     h ; s!http:.*scientific/!https://internal.server/path/to/sl! ; p ;
>     g ; s/baseurl=/                / }' /etc/yum.repos.d/sl6x.repo
>
> True, the enabled= lines could be done via yum-config-manager, however
> you can't inject a URL or change the mirrorlist options (that I've found
> anyway!).
>
> After only just getting round to using kickstart (after years of just
> uncompressing an archive), this info is VERY helpful.
>

Have you looked into augeas?  I've found it very helpful for targeted edits.

# augtool
augtool> ls /files/etc/yum.repos.d/sl.repo/sl/
name = Scientific Linux $releasever - $basearch
baseurl[1] = 
http://ftp.scientificlinux.org/linux/scientific/$releasever/$basearch/os/
baseurl[2] = 
http://ftp1.scientificlinux.org/linux/scientific/$releasever/$basearch/os/
baseurl[3] = 
http://ftp2.scientificlinux.org/linux/scientific/$releasever/$basearch/os/
baseurl[4] = 
ftp://ftp.scientificlinux.org/linux/scientific/$releasever/$basearch/os/
#comment = 
mirrorlist=http://ftp.scientificlinux.org/linux/scientific/mirrorlist/sl-base-6.txt
enabled = 1
gpgcheck = 1
gpgkey[1] = file:///etc/pki/rpm-gpg/RPM-GPG-KEY-sl
gpgkey[2] = file:///etc/pki/rpm-gpg/RPM-GPG-KEY-sl6
gpgkey[3] = file:///etc/pki/rpm-gpg/RPM-GPG-KEY-cern
augtool> rm /files/etc/yum.repos.d/sl.repo/sl/baseurl
rm : /files/etc/yum.repos.d/sl.repo/sl/baseurl 4
augtool> set /files/etc/yum.repos.d/sl.repo/sl/baseurl test
augtool> ls /files/etc/yum.repos.d/sl.repo/sl/
name = Scientific Linux $releasever - $basearch
#comment = 
mirrorlist=http://ftp.scientificlinux.org/linux/scientific/mirrorlist/sl-base-6.txt
enabled = 1
gpgcheck = 1
gpgkey[1] = file:///etc/pki/rpm-gpg/RPM-GPG-KEY-sl
gpgkey[2] = file:///etc/pki/rpm-gpg/RPM-GPG-KEY-sl6
gpgkey[3] = file:///etc/pki/rpm-gpg/RPM-GPG-KEY-cern
baseurl = test
augtool> save

-- 
Pat Riehecky

Scientific Linux developer
http://www.scientificlinux.org/