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94 lines
4.5 KiB
Plaintext
94 lines
4.5 KiB
Plaintext
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# Setup for build cache
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# Thunderbird builds will set prior to including this file
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aws_prefix=${aws_prefix:-taskcluster}
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gcp_prefix=${gcp_prefix:-sccache}
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if test -n "$SCCACHE_DISABLE" -a -n "$USE_SCCACHE"; then
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echo "SetupError: SCCACHE_DISABLE and USE_SCCACHE should not be set at the same time" >&2
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exit 1
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fi
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# builds where buildprops didn't have the data (eg: taskcluster) and without sccache disabled:
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if test -z "$bucket" -a -z "$SCCACHE_DISABLE"; then
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# prevent rerun if az is set, or wget is not available
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if test -z "$availability_zone" -a -x "$(command -v wget)"; then
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if test -n "$TASKCLUSTER_WORKER_LOCATION" -a -x "$(command -v jq)"; then
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cloud=$(echo $TASKCLUSTER_WORKER_LOCATION | jq .cloud | tr -d \")
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case $cloud in
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aws|google)
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availability_zone=$(echo $TASKCLUSTER_WORKER_LOCATION | jq .availabilityZone | tr -d \")
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region=$(echo $TASKCLUSTER_WORKER_LOCATION | jq .region | tr -d \")
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;;
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esac
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fi
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if test -z "$availability_zone" -o -z "$region"; then
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if test -n "${TASKCLUSTER_WORKER_GROUP}"; then
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# TASKCLUSTER_WORKER_GROUP is just the region now, so
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# stick an extra character on to make the already-convoluted logic
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# here simpler.
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availability_zone="${TASKCLUSTER_WORKER_GROUP}x"
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elif [ -n "${SCCACHE_GCS_KEY_PATH}" ]; then
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# gcp availability_zone is of the form <region>-<letter> where region is e.g. us-west2, and az is us-west2-a
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gcp_zone=$(wget -T 1 -t 1 -q -O - http://169.254.169.254/computeMetadata/v1beta1/instance/zone || true)
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availability_zone=${gcp_zone##*/}
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else
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# timeout after 1 second, and don't retry (failure indicates instance is not in ec2 or network issue)
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# ec2 availability_zone is of the form <region><letter> where region is e.g. us-west-2, and az is us-west-2a
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availability_zone=$(wget -T 1 -t 1 -q -O - http://169.254.169.254/latest/meta-data/placement/availability-zone || true)
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fi
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fi
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if test -z "$availability_zone" -o "$availability_zone" = "not-ec2"; then
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availability_zone=not-ec2
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elif test -n "$cloud"; then
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case $cloud in
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google)
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bucket=${gcp_prefix}-l${MOZ_SCM_LEVEL}-${region}
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;;
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aws)
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bucket=${aws_prefix}-level-${MOZ_SCM_LEVEL}-sccache-${region}
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;;
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esac
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elif [ -n "${SCCACHE_GCS_KEY_PATH}" ]; then
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# gcp region is az with last two letters trimmed
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if test -z "$region"; then
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region=${availability_zone::${#availability_zone}-2}
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fi
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bucket=${aws_prefix}-level-${MOZ_SCM_LEVEL}-sccache-${region}
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else
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# ec2 region is az with last letter trimmed
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if test -z "$region"; then
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region=${availability_zone%?}
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fi
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bucket=${aws_prefix}-level-${MOZ_SCM_LEVEL}-sccache-${region}
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fi
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fi
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fi
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if test -n "$bucket"; then
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if test "$cloud" = "google"; then
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mk_add_options "export SCCACHE_GCS_BUCKET=$bucket"
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mk_add_options "export SCCACHE_GCS_RW_MODE=READ_WRITE"
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mk_add_options "export SCCACHE_GCS_CREDENTIALS_URL=http://taskcluster/auth/v1/gcp/credentials/$SCCACHE_GCS_PROJECT/${bucket}@$SCCACHE_GCS_PROJECT.iam.gserviceaccount.com"
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elif [ -n "${SCCACHE_GCS_KEY_PATH}" ]; then
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mk_add_options "export SCCACHE_GCS_BUCKET=$bucket"
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else
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mk_add_options "export SCCACHE_BUCKET=$bucket"
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# instruct sccache to fetch the credentials from the Auth service's awsS3Credentials endpoint, via the Taskcluster proxy.
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mk_add_options "export AWS_IAM_CREDENTIALS_URL=http://taskcluster/auth/v1/aws/s3/read-write/${bucket}/?format=iam-role-compat"
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fi
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export CCACHE="sccache"
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export SCCACHE_VERBOSE_STATS=1
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# Workaround for https://github.com/mozilla/sccache/issues/459#issuecomment-618756635
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mk_add_options "export SCCACHE_MAX_FRAME_LENGTH=50000000"
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mk_add_options MOZBUILD_MANAGE_SCCACHE_DAEMON=${MOZ_FETCHES_DIR}/sccache/sccache
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elif test -n "$USE_SCCACHE"; then
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echo "SetupError: sccache is enabled but there is no shared storage set up for it?" >&2
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exit 1
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fi
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