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