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