[dpdk-dev] [PATCH] usertools/dpdk-telemetry: add file-prefix cmdline argument
Burakov, Anatoly
anatoly.burakov at intel.com
Tue Feb 16 11:44:05 CET 2021
On 15-Feb-21 3:50 PM, Kevin Laatz wrote:
> Currently the dpdk-telemetry.py script connects to all running DPDK apps
> consecutively. With the addition of this file-prefix argument, we can limit
> the amount of information returned providing improved consumability and
> precision to the user.
>
> Signed-off-by: Kevin Laatz <kevin.laatz at intel.com>
> ---
> usertools/dpdk-telemetry.py | 21 ++++++++++++++-------
> 1 file changed, 14 insertions(+), 7 deletions(-)
>
> diff --git a/usertools/dpdk-telemetry.py b/usertools/dpdk-telemetry.py
> index 181859658f..8cafcf74a6 100755
> --- a/usertools/dpdk-telemetry.py
> +++ b/usertools/dpdk-telemetry.py
> @@ -12,6 +12,7 @@
> import glob
> import json
> import readline
> +import argparse
>
> # global vars
> TELEMETRY_VERSION = "v2"
> @@ -70,14 +71,20 @@ def readline_complete(text, state):
> return matches[state]
>
>
> +def get_dpdk_runtime_dir(fp):
> + """ Get the DPDK runtime directory based on the file-prefix and user """
> + if (os.getuid() == 0):
> + return "/var/run/dpdk/{}".format(fp)
> + return "{}/dpdk/{}".format(os.environ.get('XDG_RUNTIME_DIR', '/tmp'), fp)
You *really* don't like os.path.join, do you :D
For the code, this is what EAL does too, so looks fine to me.
Acked-by: Anatoly Burakov <anatoly.burakov at intel.com>
> +
> +
> readline.parse_and_bind('tab: complete')
> readline.set_completer(readline_complete)
> readline.set_completer_delims(readline.get_completer_delims().replace('/', ''))
>
> -# Path to sockets for processes run as a root user
> -for f in glob.glob('/var/run/dpdk/*/dpdk_telemetry.%s' % TELEMETRY_VERSION):
> - handle_socket(f)
> -# Path to sockets for processes run as a regular user
> -for f in glob.glob('%s/dpdk/*/dpdk_telemetry.%s' %
> - (os.environ.get('XDG_RUNTIME_DIR', '/tmp'), TELEMETRY_VERSION)):
> - handle_socket(f)
> +parser = argparse.ArgumentParser()
> +parser.add_argument("-f", "--file_prefix", \
> + help="Provide file_prefix for DPDK runtime directory", default="rte")
> +args = parser.parse_args()
> +rdir = get_dpdk_runtime_dir(args.file_prefix)
> +handle_socket("{}/dpdk_telemetry.{}".format(rdir, TELEMETRY_VERSION))
>
Again with the raw path concatenation...
--
Thanks,
Anatoly
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