build/mozconfig.cache

   1 # This Source Code Form is subject to the terms of the Mozilla Public
   2 # License, v. 2.0. If a copy of the MPL was not distributed with this
   3 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   4
   5 # Setup for build cache
   6
   7 # Thunderbird builds will set prior to including this file
   8 aws_prefix=${aws_prefix:-taskcluster}
   9 gcp_prefix=${gcp_prefix:-sccache}
  10
  11 # builds where buildprops didn't have the data (eg: taskcluster) and without sccache disabled:
  12 if test -z "$bucket" -a -z "$SCCACHE_DISABLE"; then
  13
  14     # prevent rerun if az is set, or wget is not available
  15     if test -z "$availability_zone" -a -x "$(command -v wget)"; then
  16         if test -n "$TASKCLUSTER_WORKER_LOCATION" -a -x "$(command -v jq)"; then
  17             cloud=$(echo $TASKCLUSTER_WORKER_LOCATION | jq .cloud | tr -d \")
  18             case $cloud in
  19                 aws|google)
  20                     availability_zone=$(echo $TASKCLUSTER_WORKER_LOCATION | jq .availabilityZone | tr -d \")
  21                     region=$(echo $TASKCLUSTER_WORKER_LOCATION | jq .region | tr -d \")
  22                     ;;
  23             esac
  24         fi
  25         if test -z "$availability_zone" -o -z "$region"; then
  26             if test -n "${TASKCLUSTER_WORKER_GROUP}"; then
  27                 # TASKCLUSTER_WORKER_GROUP is just the region now, so
  28                 # stick an extra character on to make the already-convoluted logic
  29                 # here simpler.
  30                 availability_zone="${TASKCLUSTER_WORKER_GROUP}x"
  31             elif [ -n "${SCCACHE_GCS_KEY_PATH}" ]; then
  32                 # gcp availability_zone is of the form <region>-<letter> where region is e.g. us-west2, and az is us-west2-a
  33                 gcp_zone=$(wget -T 1 -t 1 -q -O - http://169.254.169.254/computeMetadata/v1beta1/instance/zone || true)
  34                 availability_zone=${gcp_zone##*/}
  35             else
  36                 # timeout after 1 second, and don't retry (failure indicates instance is not in ec2 or network issue)
  37                 # ec2 availability_zone is of the form <region><letter> where region is e.g. us-west-2, and az is us-west-2a
  38                 availability_zone=$(wget -T 1 -t 1 -q -O - http://169.254.169.254/latest/meta-data/placement/availability-zone || true)
  39             fi
  40         fi
  41         if test -z "$availability_zone" -o "$availability_zone" = "not-ec2"; then
  42             availability_zone=not-ec2
  43         elif test -n "$cloud"; then
  44             case $cloud in
  45             google)
  46                 bucket=${gcp_prefix}-l${MOZ_SCM_LEVEL}-${region}
  47                 ;;
  48             aws)
  49                 bucket=${aws_prefix}-level-${MOZ_SCM_LEVEL}-sccache-${region}
  50                 ;;
  51             esac
  52         elif [ -n "${SCCACHE_GCS_KEY_PATH}" ]; then
  53             # gcp region is az with last two letters trimmed
  54             if test -z "$region"; then
  55                 region=${availability_zone::${#availability_zone}-2}
  56             fi
  57             bucket=${aws_prefix}-level-${MOZ_SCM_LEVEL}-sccache-${region}
  58         else
  59             # ec2 region is az with last letter trimmed
  60             if test -z "$region"; then
  61                 region=${availability_zone%?}
  62             fi
  63             bucket=${aws_prefix}-level-${MOZ_SCM_LEVEL}-sccache-${region}
  64         fi
  65     fi
  66 fi
  67
  68 if test -n "$bucket"; then
  69     if test "$cloud" = "google"; then
  70         mk_add_options "export SCCACHE_GCS_BUCKET=$bucket"
  71         mk_add_options "export SCCACHE_GCS_RW_MODE=READ_WRITE"
  72         mk_add_options "export SCCACHE_GCS_CREDENTIALS_URL=http://taskcluster/auth/v1/gcp/credentials/$SCCACHE_GCS_PROJECT/${bucket}@$SCCACHE_GCS_PROJECT.iam.gserviceaccount.com"
  73     elif [ -n "${SCCACHE_GCS_KEY_PATH}" ]; then
  74         mk_add_options "export SCCACHE_GCS_BUCKET=$bucket"
  75     else
  76         mk_add_options "export SCCACHE_BUCKET=$bucket"
  77         # instruct sccache to fetch the credentials from the Auth service's awsS3Credentials endpoint, via the Taskcluster proxy.
  78         mk_add_options "export AWS_IAM_CREDENTIALS_URL=http://taskcluster/auth/v1/aws/s3/read-write/${bucket}/?format=iam-role-compat"
  79     fi
  80     export CCACHE="sccache"
  81     export SCCACHE_VERBOSE_STATS=1
  82     # Workaround for https://github.com/mozilla/sccache/issues/459#issuecomment-618756635
  83     mk_add_options "export SCCACHE_MAX_FRAME_LENGTH=50000000"
  84     mk_add_options MOZBUILD_MANAGE_SCCACHE_DAEMON=${MOZ_FETCHES_DIR}/sccache/sccache
  85 fi