updated

scripts/extract_image_from_build_logs.sh

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+#!/bin/bash
+
+## This script requires the following env variables:
+# COMMIT_STATUS_JSON (required, json)
+# BUILD_JOB_NAME (required, string)
+# PR_NUMBER (optional, int, If not set then will run for main branch. e.g. 82)
+
+# Example of `COMMIT_STATUS_JSON`
+# {
+# "url": "https://api.github.com/repos/kyma-project/nats-manager/statuses/12345678765432345676543",
+# "avatar_url": "https://avatars.githubusercontent.com/u/123456",
+# "id": 123456789,
+# "node_id": "SC_kwDOJBeAG123456789",
+# "state": "success",
+# "description": "Job succeeded.",
+# "target_url": "https://status.build.kyma-project.io/view/gs/kyma-prow-logs/pr-logs/pull/kyma-project_nats-manager/81/pull-nats-module-build/123456789",
+# "context": "pull-nats-module-build",
+# "created_at": "2023-07-18T11:39:23Z",
+# "updated_at": "2023-07-18T11:39:23Z"
+# }
+
+## check if required ENVs are provided.
+if [[ -z "${COMMIT_STATUS_JSON}" ]]; then
+  echo "ERROR: COMMIT_STATUS_JSON is not set!"
+  exit 1
+fi
+
+if [[ -z "${BUILD_JOB_NAME}" ]]; then
+  echo "ERROR: BUILD_JOB_NAME is not set!"
+  exit 1
+fi
+
+# set links for artifacts of pull requests.
+ARTIFACTS_BASE_URL="https://gcsweb.build.kyma-project.io/gcs/kyma-prow-logs/pr-logs/pull/${BUILD_JOB_NAME}"
+TEMPLATE_FILE_BASE_URL="${ARTIFACTS_BASE_URL}/${PR_NUMBER}/${BUILD_JOB_NAME}"
+# if PR_NUMBER is not set, then set links for artifacts of main branch.
+if [[ -z "${PR_NUMBER}" ]]; then
+  ARTIFACTS_BASE_URL="https://gcsweb.build.kyma-project.io/gcs/kyma-prow-logs/logs/${BUILD_JOB_NAME}"
+  TEMPLATE_FILE_BASE_URL="${ARTIFACTS_BASE_URL}"
+fi
+
+## Extract the prow job ID.
+echo "Extracting prow job Id from: ${COMMIT_STATUS_JSON}"
+TARGET_URL=$(echo ${COMMIT_STATUS_JSON} | jq -r '.target_url')
+PROW_JOB_ID=$(echo ${TARGET_URL##*/})
+echo "Prow Job ID: ${PROW_JOB_ID}, Link: ${TARGET_URL}"
+
+## Download the build logs.
+LOGS_FILE_NAME="${BUILD_JOB_NAME}-logs.txt"
+LOGS_FILE_URL="${TEMPLATE_FILE_BASE_URL}/${PROW_JOB_ID}/build-log.txt"
+echo "Downloading build logs from: ${LOGS_FILE_URL}"
+curl -s -L -o ${LOGS_FILE_NAME}  ${LOGS_FILE_URL}
+
+## extract the image name from build logs.
+export IMAGE_NAME=$(cat ${LOGS_FILE_NAME} | grep "Successfully built image:" | awk -F " " '{print $NF}')