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usertools: silence prompts for telemetry input pipe

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When the input to the script is coming from a device which is not a TTY
then we become less verbose and skip the prompts and helpful messages
about what is happening.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Ciara Power <ciara.power@intel.com>
This commit is contained in:
Bruce Richardson 2021-09-13 11:51:37 +01:00 committed by Thomas Monjalon
parent 744e9a87c5
commit 72727e0d56
1 changed files with 10 additions and 5 deletions
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15
usertools/dpdk-telemetry.py
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@ -9,6 +9,7 @@ Allows the user input commands and read the Telemetry response.
import socket
import os
import sys
import json
import errno
import readline
@ -49,19 +50,23 @@ def get_app_name(pid):
def handle_socket(path):
""" Connect to socket and handle user input """
prompt = '' # this evaluates to false in conditions
sock = socket.socket(socket.AF_UNIX, socket.SOCK_SEQPACKET)
global CMDS
print("Connecting to " + path)
if os.isatty(sys.stdin.fileno()):
prompt = '--> '
print("Connecting to " + path)
try:
sock.connect(path)
except OSError:
print("Error connecting to " + path)
sock.close()
return
json_reply = read_socket(sock, 1024)
json_reply = read_socket(sock, 1024, prompt)
output_buf_len = json_reply["max_output_len"]
app_name = get_app_name(json_reply["pid"])
if app_name:
if app_name and prompt:
print('Connected to application: "%s"' % app_name)
# get list of commands for readline completion
@ -70,12 +75,12 @@ def handle_socket(path):
# interactive prompt
try:
text = input('--> ').strip()
text = input(prompt).strip()
while text != "quit":
if text.startswith('/'):
sock.send(text.encode())
read_socket(sock, output_buf_len)
text = input('--> ').strip()
text = input(prompt).strip()
except EOFError:
pass
finally: