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Update premoderator to fix Github API throttle (#4424)

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* Update premoderator to fix Github API throttle

* Update premoderator script

Add exit codes and document the exit code.

* Fix indentation
This commit is contained in:
Andreas Krüger 2019-04-06 21:12:26 +02:00 committed by Kubernetes Prow Robot
parent 9155339cf0
commit 2d38c1e20c
1 changed files with 29 additions and 5 deletions
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34
scripts/premoderator.sh
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@ -1,18 +1,42 @@
#!/bin/sh -eux -o pipefail
#!/bin/bash
# A naive premoderation script to allow Gitlab CI pipeline on a specific PRs' comment
# Exits with 0, if the pipeline is good to go
# Exits with 1, if the user is not allowed to start pipeline
# Exits with 2, if script is unable to get issue id from CI_BUILD_REF_NAME variable
# Exits with 3, if missing the magic comment in the pipeline to start the pipeline
CURL_ARGS="-fs --connect-timeout 5 --max-time 5 --retry-max-time 20 --retry 4 --retry-delay 5"
CURL_ARGS="-fs --retry 4 --retry-delay 5"
MAGIC="${MAGIC:-ci check this}"
# Get PR number from CI_BUILD_REF_NAME
issue=$(echo ${CI_BUILD_REF_NAME} | perl -ne '/^pr-(\d+)-\S+$/ && print $1')
if [ "$issue" = "" ]; then
echo "Unable to get issue id from: $CI_BUILD_REF_NAME"
exit 2
fi
echo "Checking for '$MAGIC' comment in PR $issue"
# Get the user name from the PR comments with the wanted magic incantation casted
user=$(curl ${CURL_ARGS} "https://api.github.com/repos/kubernetes-sigs/kubespray/issues/${issue}/comments" \
| jq -M "map(select(.body | contains (\"$MAGIC\"))) | .[0] .user.login" | tr -d '"')
# Check for the required user group membership to allow (exit 0) or decline (exit >0) the pipeline
if [ "$user" = "null" ]; then
echo "User does not have permissions to start CI run"
exit 1
if [ "$user" = "" ] || [ "$user" = "null" ]; then
echo "Missing '$MAGIC' comment from one of the OWNERS"
exit 3
else
echo "Found comment from user: $user"
fi
curl ${CURL_ARGS} "https://api.github.com/orgs/kubernetes-sigs/members/${user}"
if [ $? -ne 0 ]; then
echo "User does not have permissions to start CI run"
exit 1
else
echo "$user has allowed CI to start"
fi
exit 0