[Kimchi-devel] [PATCH 1/2] Make the package update process indendent of Kimchi

[Rodrigo Trujillo]

On 09/29/2015 09:39 AM, Jose Ricardo Ziviani wrote:
>   - This commit forces the package manager to run out of kimchi
>     job group, it will also ignore a sigterm signal in order to let
>     the package manager running until it finishes by itself.
>
> Signed-off-by: Jose Ricardo Ziviani <joserz at linux.vnet.ibm.com>
> ---
>   plugins/kimchi/swupdate.py | 13 ++++++++++++-
>   1 file changed, 12 insertions(+), 1 deletion(-)
>
> diff --git a/plugins/kimchi/swupdate.py b/plugins/kimchi/swupdate.py
> index 84b927f..459b7a2 100644
> --- a/plugins/kimchi/swupdate.py
> +++ b/plugins/kimchi/swupdate.py
> @@ -17,6 +17,8 @@
>   # License along with this library; if not, write to the Free Software
>   # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
>
> +import signal
> +import os
OS before SIGNAL

>   import subprocess
>   import time
>
> @@ -110,6 +112,14 @@ class SoftwareUpdate(object):
>           self._scanUpdates()
>           return self._num2update
>
> +    def preUpdate(self):
> +        """
> +        Make adjustments before executing the command in
> +        a child process.
> +        """
> +        os.setsid()
> +        signal.signal(signal.SIGTERM, signal.SIG_IGN)
> +
>       def doUpdate(self, cb, params):
>           """
>           Execute the update
> @@ -119,7 +129,8 @@ class SoftwareUpdate(object):
>
>           cmd = self._pkg_mnger.update_cmd
>           proc = subprocess.Popen(cmd, stdout=subprocess.PIPE,
> -                                stderr=subprocess.PIPE)
> +                                stderr=subprocess.PIPE,
> +                                preexec_fn=self.preUpdate)
>           msgs = []
>           while proc.poll() is None:
>               msgs.append(proc.stdout.readline())