set_theta_null.py

"""
This script declares a set of angles which will one after the other be used as theta_null.
In nearly equally long time intervals a value for theta_null will be written into "theta_null.txt".
The duration of this time interval depends on the "scp" operation.
"""
import time
import os
import subprocess

timestamps = []
time_0 = time.time()

# Repeat experiment n times
for n in range(6):
    for angle in range(-90,91):
        print("Setting angle to "+str(angle)+"°")
        with open('./srsRAN/srsenb/src/phy/lte/theta_null.txt', 'w') as f:
            f.write(str(angle))
        p = subprocess.Popen(["scp", "-i", "/home/wcsng-24/.ssh/id_rsa_measurements",
            "-P", "2022",
            "./srsRAN/srsenb/src/phy/lte/theta_null.txt",
            "wcsng-23@137.110.198.34:/home/wcsng-23/gitrepos/beam_armor/srsRAN/srsenb/src/phy/lte/theta_null.txt"])
        sts = os.waitpid(p.pid, 0)
        timestamps.append(time.time()-time_0)
        #time.sleep(0.1)

with open('timestamps.txt', 'w') as f:
    for timestamp in timestamps:
        f.write(str(timestamp)+',')