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If two instances start up at the same time, they end up with different keys on both ends. Test this with different delays of 2 (working), 1 (flaky) and 0 (broken) seconds. Signed-off-by: Paul Spooren <mail@aparcar.org>
49 lines
947 B
Bash
49 lines
947 B
Bash
#!/bin/bash
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iterations="$1"
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sleep_time="$2"
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config_a="$3"
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config_b="$4"
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PWD="$(pwd)"
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EXEC="$PWD/target/release/rosenpass"
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i=0
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while [ "$i" -ne "$iterations" ]; do
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echo "=> Iteration $i"
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# flush the PSK files
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echo "A" >rp-a-key-out.txt
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echo "B" >rp-b-key-out.txt
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# start the two instances
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echo "Starting instance A"
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"$EXEC" exchange-config "$config_a" &
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PID_A=$!
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sleep "$sleep_time"
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echo "Starting instance B"
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"$EXEC" exchange-config "$config_b" &
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PID_B=$!
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# give the key exchange some time to complete
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sleep 3
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# kill the instances
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kill $PID_A
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kill $PID_B
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# compare the keys
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if cmp -s rp-a-key-out.txt rp-b-key-out.txt; then
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echo "Keys match"
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else
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echo "::warning title=Key Exchange Race Condition::The key exchange resulted in different keys. Delay was ${sleep_time}s."
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# TODO: set this to 1 when the race condition is fixed
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exit 0
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fi
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# give the instances some time to shut down
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sleep 2
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i=$((i + 1))
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done
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