build: use trampoline_v2 for python samples and allow custom dockerfile (#749)

* build: use trampoline_v2 for python samples and allow custom dockerfile Source-Link: googleapis/synthtool@a7ed11e Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-python:latest@sha256:6e7328583be8edd3ba8f35311c76a1ecbc823010279ccb6ab46b7a76e25eafcc * chore: switch to trampoline_v2 Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com> Co-authored-by: Bu Sun Kim <busunkim@google.com>

Author: gcf-owl-bot[bot]

.github/.OwlBot.lock.yaml

@@ -1,3 +1,3 @@
 docker:
  image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
- digest: sha256:82b12321da4446a73cb11bcb6812fbec8c105abda3946d46e6394e5fbfb64c0f
+ digest: sha256:6e7328583be8edd3ba8f35311c76a1ecbc823010279ccb6ab46b7a76e25eafcc

.kokoro/samples/lint/common.cfg

@@ -31,4 +31,4 @@ gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/python-docs-samples"
 gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/trampoline"
 
 # Use the trampoline script to run in docker.
-build_file: "python-aiplatform/.kokoro/trampoline.sh"
+build_file: "python-aiplatform/.kokoro/trampoline_v2.sh"

.kokoro/samples/python3.6/common.cfg

@@ -37,4 +37,4 @@ gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/python-docs-samples"
 gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/trampoline"
 
 # Use the trampoline script to run in docker.
-build_file: "python-aiplatform/.kokoro/trampoline.sh"
+build_file: "python-aiplatform/.kokoro/trampoline_v2.sh"

.kokoro/samples/python3.7/common.cfg

@@ -37,4 +37,4 @@ gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/python-docs-samples"
 gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/trampoline"
 
 # Use the trampoline script to run in docker.
-build_file: "python-aiplatform/.kokoro/trampoline.sh"
+build_file: "python-aiplatform/.kokoro/trampoline_v2.sh"

.kokoro/samples/python3.8/common.cfg

@@ -37,4 +37,4 @@ gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/python-docs-samples"
 gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/trampoline"
 
 # Use the trampoline script to run in docker.
-build_file: "python-aiplatform/.kokoro/trampoline.sh"
+build_file: "python-aiplatform/.kokoro/trampoline_v2.sh"

.kokoro/samples/python3.9/common.cfg

@@ -37,4 +37,4 @@ gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/python-docs-samples"
 gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/trampoline"
 
 # Use the trampoline script to run in docker.
-build_file: "python-aiplatform/.kokoro/trampoline.sh"
+build_file: "python-aiplatform/.kokoro/trampoline_v2.sh"

.kokoro/test-samples-against-head.sh

@@ -23,6 +23,4 @@ set -eo pipefail
 # Enables `**` to include files nested inside sub-folders
 shopt -s globstar
 
-cd github/python-aiplatform
-
 exec .kokoro/test-samples-impl.sh

.kokoro/test-samples.sh

@@ -24,8 +24,6 @@ set -eo pipefail
 # Enables `**` to include files nested inside sub-folders
 shopt -s globstar
 
-cd github/python-aiplatform
-
 # Run periodic samples tests at latest release
 if [[ $KOKORO_BUILD_ARTIFACTS_SUBDIR = *"periodic"* ]]; then
  # preserving the test runner implementation.

.trampolinerc

@@ -16,15 +16,26 @@
 
 # Add required env vars here.
 required_envvars+=(
- "STAGING_BUCKET"
- "V2_STAGING_BUCKET"
 )
 
 # Add env vars which are passed down into the container here.
 pass_down_envvars+=(
+ "NOX_SESSION"
+ ###############
+ # Docs builds
+ ###############
  "STAGING_BUCKET"
  "V2_STAGING_BUCKET"
- "NOX_SESSION"
+ ##################
+ # Samples builds
+ ##################
+ "INSTALL_LIBRARY_FROM_SOURCE"
+ "RUN_TESTS_SESSION"
+ "BUILD_SPECIFIC_GCLOUD_PROJECT"
+ # Target directories.
+ "RUN_TESTS_DIRS"
+ # The nox session to run.
+ "RUN_TESTS_SESSION"
 )
 
 # Prevent unintentional override on the default image.