chrony_3_3/test/simulation/126-burst

#!/bin/bash

. ./test.common

test_start "burst option"

# Pass every fourth packet on the 2->1 path
base_delay=$(cat <<-EOF | tr -d '\n'
  (+ 1e-4
     (* -1
        (equal 0.1 from 2)
        (equal 0.1 to 1)
        (equal 0.1 (min (% (sum 1) 4) 1) 1)))
EOF
)

client_server_options="burst polltarget 1"
min_sync_time=700
max_sync_time=730
client_max_min_out_interval=2.2
client_min_mean_out_interval=150.0

run_test || test_fail
check_chronyd_exit || test_fail
check_source_selection || test_fail
check_packet_interval || test_fail
check_sync || test_fail

# Add a significant delay to 70% of packets on the 2->1 path after 6th packet
base_delay=$(cat <<-EOF | tr -d '\n'
  (+ 1e-4
     (* 0.15
        (equal 0.1 from 2)
        (equal 0.1 to 1)
        (equal 0.1 (min (sum 1) 7) 7)
        (equal 0.7 (uniform) 0.0)))
EOF
)

run_test || test_fail
check_chronyd_exit || test_fail
check_source_selection || test_fail
check_packet_interval || test_fail

test_pass