add workaround for TravisCI 4MB log limit job termination

pull/715/head
Steven Robertson 4 years ago
parent 518324c371
commit ae4f6ece41

@ -0,0 +1,35 @@
#!/bin/bash
# workaround from https://stackoverflow.com/a/26082445 to handle Travis 4MB log limit
set -e
export PING_SLEEP=30s
export WORKDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
export BUILD_OUTPUT=$WORKDIR/build.out
touch $BUILD_OUTPUT
dump_output() {
echo Tailing the last 1000 lines of output:
tail -1000 $BUILD_OUTPUT
}
error_handler() {
echo ERROR: An error was encountered with the build.
dump_output
kill $PING_LOOP_PID
exit 1
}
# If an error occurs, run our error handler to output a tail of the build
trap 'error_handler' ERR
# Set up a repeating loop to send some output to Travis.
bash -c "while true; do echo \$(date) - building ...; sleep $PING_SLEEP; done" &
PING_LOOP_PID=$!
.ci/${MODE}_tests.py >> $BUILD_OUTPUT 2>&1
# The build finished without returning an error so dump a tail of the output
dump_output
# nicely terminate the ping output loop
kill $PING_LOOP_PID

@ -23,8 +23,10 @@ install:
script:
- .ci/spawn_reverse_shell.py
- .ci/${MODE}_tests.py
- MODE=${MODE} .ci/travis.sh
# Travis has a 4MB log limit (https://github.com/travis-ci/travis-ci/issues/1382), but verbose Mitogen logs run larger than that
# in order to keep verbosity to debug a build failure, will run with this workaround: https://stackoverflow.com/a/26082445
# To avoid matrix explosion, just test against oldest->newest and
# newest->oldest in various configuartions.

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