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Add dsl support for preemptible vm/gpus #1306

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May 14, 2019
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16 changes: 16 additions & 0 deletions sdk/python/kfp/gcp.py
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,8 @@
# See the License for the specific language governing permissions and
# limitations under the License.

from kubernetes.client import V1Toleration

def use_gcp_secret(secret_name='user-gcp-sa', secret_file_path_in_volume='/user-gcp-sa.json', volume_name='gcp-credentials', secret_volume_mount_path='/secret/gcp-credentials'):
"""An operator that configures the container to use GCP service account.

Expand Down Expand Up @@ -85,3 +87,17 @@ def _set_tpu_spec(task):
return task

return _set_tpu_spec

def use_preemptible_nodepool(toleration: V1Toleration = V1Toleration(effect='NoSchedule',
key='preemptible',
operator='Equal',
value='true')):
"""An operator that configures the GKE preemptible in a container op.
"""

def _set_preemptible(task):
task.add_toleration(toleration)
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task.add_node_selector_constraint("cloud.google.com/gke-preemptible", "true")
return task

return _set_preemptible