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Align 6-week cycle check with beta promotion instead of stable release. #52940

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merged 1 commit into from
Aug 4, 2018
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Align 6-week cycle check with beta promotion instead of stable release. #52940

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10 changes: 6 additions & 4 deletions src/ci/docker/x86_64-gnu-tools/checktools.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -17,9 +17,11 @@ TOOLSTATE_FILE="$(realpath $2)"
OS="$3"
COMMIT="$(git rev-parse HEAD)"
CHANGED_FILES="$(git diff --name-status HEAD HEAD^)"
SIX_WEEK_CYCLE="$(( ($(date +%s) / 604800 - 3) % 6 ))"
# ^ 1970 Jan 1st is a Thursday, and our release dates are also on Thursdays,
# thus we could divide by 604800 (7 days in seconds) directly.
SIX_WEEK_CYCLE="$(( ($(date +%s) / 86400 - 20) % 42 ))"
# ^ Number of days after the last promotion of beta.
# Its value is 41 on the Tuesday where "Promote master to beta (T-2)" happens.
# The Wednesday after this has value 0.
# We track this value to prevent regressing tools in the last week of the 6-week cycle.

touch "$TOOLSTATE_FILE"

Expand Down Expand Up @@ -98,7 +100,7 @@ change_toolstate() {
if python2.7 "$CHECK_NOT" "$OS" "$TOOLSTATE_FILE" "_data/latest.json" changed; then
echo 'Toolstate is not changed. Not updating.'
else
if [ $SIX_WEEK_CYCLE -eq 5 ]; then
if [ $SIX_WEEK_CYCLE -ge 35 ]; then
python2.7 "$CHECK_NOT" "$OS" "$TOOLSTATE_FILE" "_data/latest.json" regressed
fi
sed -i "1 a\\
Expand Down