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Add task existence check before AWS CLI version check #8

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Merged
toricls merged 1 commit into from
Mar 28, 2021
Merged

Add task existence check before AWS CLI version check #8

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10 changes: 9 additions & 1 deletion check-ecs-exec.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -123,11 +123,19 @@ callerIdentityJson=$(${AWS_CLI_BIN} sts get-caller-identity)
ACCOUNT_ID=$(echo "${callerIdentityJson}" | jq -r ".Account")
MY_IAM_ARN=$(echo "${callerIdentityJson}" | jq -r ".Arn")

# Check whether the AWS CLI v1.19.28/v2.1.30 or later exists
# Check task existence
describedTaskJson=$(${AWS_CLI_BIN} ecs describe-tasks \
--cluster "${CLUSTER_NAME}" \
--tasks "${TASK_ID}" \
--output json)
existTask=$(echo "${describedTaskJson}" | jq -r ".tasks[0].taskDefinitionArn")
if [[ "x${existTask}" = "xnull" ]]; then
printf "${COLOR_RED}Pre-flight check failed: The specified ECS task does not exist.\n\
Make sure the parameters you have specified for cluster \"${CLUSTER_NAME}\" and task \"${TASK_ID}\" are both valid.\n"
exit 1
fi

# Check whether the AWS CLI v1.19.28/v2.1.30 or later exists
executeCommandEnabled=$(echo "${describedTaskJson}" | jq -r ".tasks[0].enableExecuteCommand")
if [[ "x${executeCommandEnabled}" = "xnull" ]]; then
printf "${COLOR_RED}Pre-flight check failed: ECS Exec requires the AWS CLI v1.19.28/v2.1.30 or later.\n\
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