[dts] [PATCH 1/4] framework: add new module for load port configuration file

Qiu, Michael michael.qiu at intel.com
Wed Feb 4 04:26:24 CET 2015


On 1/23/2015 4:27 PM, Marvin Liu wrote:
> From: Yong Liu <yong.liu at intel.com>
>
> Config module will load port configuration and parse port parameter.
> Port configuration will be used in the process of setting up DUT.
> User can assign port mac, numa or tester peer pci address of DUT port.
>
> Signed-off-by: Marvinliu <yong.liu at intel.com>
> ---
>  conf/ports.cfg      |  4 +++
>  framework/config.py | 93 +++++++++++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 97 insertions(+)
>  create mode 100644 conf/ports.cfg
>  create mode 100755 framework/config.py
>
> diff --git a/conf/ports.cfg b/conf/ports.cfg
> new file mode 100644
> index 0000000..85c1998
> --- /dev/null
> +++ b/conf/ports.cfg
> @@ -0,0 +1,4 @@
> +[10.239.128.117]
> +ports=
> +    pci=86:00.0,intf=p4p1;
> +    pci=86:00.1,mac=90:e2:ba:39:b7:69,peer=05:00.1,numa=0
> diff --git a/framework/config.py b/framework/config.py
> new file mode 100755
> index 0000000..140c84b
> --- /dev/null
> +++ b/framework/config.py
> @@ -0,0 +1,93 @@
> +# BSD LICENSE
> +#
> +# Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
> +# All rights reserved.
> +#
> +# Redistribution and use in source and binary forms, with or without
> +# modification, are permitted provided that the following conditions
> +# are met:
> +#
> +#   * Redistributions of source code must retain the above copyright
> +#     notice, this list of conditions and the following disclaimer.
> +#   * Redistributions in binary form must reproduce the above copyright
> +#     notice, this list of conditions and the following disclaimer in
> +#     the documentation and/or other materials provided with the
> +#     distribution.
> +#   * Neither the name of Intel Corporation nor the names of its
> +#     contributors may be used to endorse or promote products derived
> +#     from this software without specific prior written permission.
> +#
> +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
> +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
> +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
> +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
> +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
> +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
> +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
> +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
> +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
> +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
> +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> +
> +"""
> +Generic port and crbs configuration file load function
> +"""
> +
> +import ConfigParser  # config parse module
> +import argparse      # prase arguments module
> +
> +portconf = "../conf/ports.cfg"
> +crbconf = "../conf/crbs.cfg"
> +
> +
> +class UserConf():
> +
> +    def __init__(self, port_conf=portconf, crb_conf=crbconf):
> +        self.port_config = port_conf
> +        self.crb_config = crb_conf
> +        self.ports_cfg = {}
> +        try:
> +            self.port_conf = ConfigParser.SafeConfigParser()
> +            self.port_conf.read(self.port_config)
> +        except Exception as e:
> +            print "FAILED LOADING PORT CONFIG!!!"
> +
> +    def load_ports_config(self, crbIP):
> +        ports = []
> +        for crb in self.port_conf.sections():
> +            if crb != crbIP:
> +                continue
> +            ports = [port.strip()
> +                     for port in self.port_conf.get(crb, 'ports').split(';')]
> +
> +        for port in ports:
> +            port_cfg = self.parse_port_param(port)
> +            if 'pci' not in port_cfg:
> +                print "INVALID CONFIG FOR NO PCI ADDRESS!!!"

Would you think this port is valid for this error?

> +            keys = port_cfg.keys()
> +            keys.remove('pci')
> +            self.ports_cfg[port_cfg['pci']] = {key: port_cfg[key] for key in keys}
> +
> +    def check_port_available(self, pci_addr):
> +        if pci_addr in self.ports_cfg.keys():
> +            return True
> +        else:
> +            return False
> +
> +    def parse_port_param(self, port):
> +        portDict = dict()
> +
> +        for param in port.split(','):
> +            (key, _, value) = param.partition('=')
> +            portDict[key] = value
> +        return portDict
> +
> +
> +if __name__ == '__main__':
> +    parser = argparse.ArgumentParser(description="Load DTS configuration files")
> +    parser.add_argument("-p", "--portconf", default=portconf)
> +    parser.add_argument("-c", "--crbconf", default=crbconf)
> +    args = parser.parse_args()
> +    conf = UserConf()
> +    conf.load_ports_config('10.239.128.120')
> +    conf.check_port_available('0000:86:00.0')

Why here show ip and PCI address?

All those could inside cfg file, and parse it here, cfg file can be user
defined, but the script should not be changed for different config.

Thanks,
Michael



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