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38 lines
2.1 KiB
Bash
38 lines
2.1 KiB
Bash
#!/bin/bash
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# Auto-cancel preceding workflows
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# https://discuss.circleci.com/t/workaround-auto-cancel-redundant-builds-on-the-default-branch/39468
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set -x
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## Get the name of the workflow and the related pipeline number
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curl --header "Circle-Token: $PERS_API_TOKEN_BOOST_5" --request GET "https://circleci.com/api/v2/workflow/${CIRCLE_WORKFLOW_ID}" -o current_workflow.json
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WF_NAME=$(jq -r '.name' current_workflow.json)
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CURRENT_PIPELINE_NUM=$(jq -r '.pipeline_number' current_workflow.json)
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CURRENT_PIPELINE_CREATED=$(jq -r '.created_at' current_workflow.json)
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TIME_THRESHOLD=$(date --utc +'%Y-%m-%dT%TZ' -d "${CURRENT_PIPELINE_CREATED} -10 minutes")
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## Get the IDs of pipelines created by the current user on the same branch. (Only consider pipelines that have a pipeline number inferior to the current pipeline)
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PIPE_IDS=$(curl --header "Circle-Token: $PERS_API_TOKEN_BOOST_5" --request GET "https://circleci.com/api/v2/project/gh/$CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME/pipeline?branch=$CIRCLE_BRANCH"|jq -r --argjson CURRENT_PIPELINE_NUM "$CURRENT_PIPELINE_NUM" --arg TIME_THRESHOLD "${TIME_THRESHOLD}" '.items[] | select(.state == "created") | select(.number < $CURRENT_PIPELINE_NUM) | select(.created_at > $TIME_THRESHOLD) | .id')
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## Get the IDs of currently running/on_hold workflows that have the same name as the current workflow, in all previously created pipelines.
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if [ ! -z "$PIPE_IDS" ]; then
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for PIPE_ID in $PIPE_IDS
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do
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curl --header "Circle-Token: $PERS_API_TOKEN_BOOST_5" --request GET "https://circleci.com/api/v2/pipeline/${PIPE_ID}/workflow"|jq -r --arg WF_NAME "${WF_NAME}" '.items[]|select(.status == "on_hold" or .status == "running") | select(.name == $WF_NAME) | .id' >> WF_to_cancel.txt
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done
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fi
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## Cancel any currently running/on_hold workflow with the same name
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if [ -s WF_to_cancel.txt ]; then
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echo "Cancelling the following workflow(s):"
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cat WF_to_cancel.txt
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while read WF_ID;
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do
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curl --header "Circle-Token: $PERS_API_TOKEN_BOOST_5" --request POST https://circleci.com/api/v2/workflow/$WF_ID/cancel
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done < WF_to_cancel.txt
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## Allowing some time to complete the cancellation
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sleep 2
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else
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echo "Nothing to cancel"
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fi
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