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-rwxr-xr-xresources/tools/scripts/topo_reservation.py35
1 files changed, 19 insertions, 16 deletions
diff --git a/resources/tools/scripts/topo_reservation.py b/resources/tools/scripts/topo_reservation.py
index 77d84efeba..e7e1ff6bab 100755
--- a/resources/tools/scripts/topo_reservation.py
+++ b/resources/tools/scripts/topo_reservation.py
@@ -28,6 +28,7 @@ from resources.libraries.python.ssh import exec_cmd
RESERVATION_DIR = "/tmp/reservation_dir"
+RESERVATION_NODE = "TG"
def diag_cmd(node, cmd):
@@ -38,9 +39,9 @@ def diag_cmd(node, cmd):
:type ssh: dict
:type cmd: str
"""
- print "+", cmd
+ print('+ {cmd}'.format(cmd=cmd))
_, stdout, _ = exec_cmd(node, cmd)
- print stdout
+ print(stdout)
def main():
@@ -88,37 +89,39 @@ def main():
# we are using it, because testing shows SSH access to DUT
# during test affects its performance (bursts of lost packets).
try:
- tgn = topology["TG"]
+ node = topology[RESERVATION_NODE]
except KeyError:
- print "Topology file does not contain 'TG' node"
+ print("Topology file does not contain '{node}' node".
+ format(node=RESERVATION_NODE))
return 1
# For system reservation we use mkdir it is an atomic operation and we can
# store additional data (time, client_ID, ..) within reservation directory.
if args.cancel:
- ret, _, err = exec_cmd(tgn, "rm -r {}".format(RESERVATION_DIR))
+ ret, _, err = exec_cmd(node, "rm -r {dir}".format(dir=RESERVATION_DIR))
if ret:
- print "Cancellation unsuccessful:\n{}".format(err)
+ print("Cancellation unsuccessful:\n{err}".format(err=err))
return ret
# Before critical section, output can be outdated already.
print("Diagnostic commands:")
# -d and * are to supress "total <size>", see https://askubuntu.com/a/61190
- diag_cmd(tgn, "ls --full-time -cd '{dir}'/*".format(dir=RESERVATION_DIR))
- print("Attempting reservation.")
+ diag_cmd(node, "ls --full-time -cd '{dir}'/*".format(dir=RESERVATION_DIR))
+ print("Attempting testbed reservation.")
# Entering critical section.
- ret, _, err = exec_cmd(tgn, "mkdir '{dir}'".format(dir=RESERVATION_DIR))
+ ret, _, _ = exec_cmd(node, "mkdir '{dir}'".format(dir=RESERVATION_DIR))
# Critical section is over.
if ret:
- print("Already reserved by another job:\n{}".format(err))
+ _, stdo, _ = exec_cmd(node, "ls '{dir}'/*".format(dir=RESERVATION_DIR))
+ print("Testbed already reserved by:\n{stdo}".format(stdo=stdo))
return 2
# Here the script knows it is the only owner of the testbed.
- print("Success, writing test run info to reservation dir.")
- ret2, _, err = exec_cmd(
- tgn, "touch '{dir}/{runtag}'"\
+ print("Reservation success, writing additional info to reservation dir.")
+ ret, _, err = exec_cmd(
+ node, "touch '{dir}/{runtag}'"\
.format(dir=RESERVATION_DIR, runtag=args.runtag))
- if ret2:
- print("Writing test run info failed, but continuing anyway:\n{}".format(
- err))
+ if ret:
+ print("Writing test run info failed, but continuing anyway:\n{err}".
+ format(err=err))
return 0