[bitnami/tensorflow] chore: 👷 Add VIB integration (#52039)

* [bitnami/tensorflow] chore: 👷 Add VIB integration

Signed-off-by: Javier Salmeron Garcia <jsalmeron@vmware.com>

* test: ✅ Add basic example

Signed-off-by: Javier Salmeron Garcia <jsalmeron@vmware.com>

---------

Signed-off-by: Javier Salmeron Garcia <jsalmeron@vmware.com>

.vib/tensorflow/goss/goss.yaml

@@ -0,0 +1,14 @@
+# Copyright VMware, Inc.
+# SPDX-License-Identifier: APACHE-2.0
+
+gossfile:
+  # Goss tests exclusive to the current container
+  ../../tensorflow/goss/tensorflow.yaml: {}
+  # Load scripts from .vib/common/goss/templates
+  ../../common/goss/templates/check-app-version.yaml: {}
+  ../../common/goss/templates/check-binaries.yaml: {}
+  ../../common/goss/templates/check-broken-symlinks.yaml: {}
+  ../../common/goss/templates/check-ca-certs.yaml: {}
+  ../../common/goss/templates/check-directories.yaml: {}
+  ../../common/goss/templates/check-linked-libraries.yaml: {}
+  ../../common/goss/templates/check-spdx.yaml: {}

.vib/tensorflow/goss/tensorflow.yaml

@@ -0,0 +1,15 @@
+# Copyright VMware, Inc.
+# SPDX-License-Identifier: APACHE-2.0
+
+user:
+  tensorflow:
+    exists: true
+    uid: 1001
+    gid: 0
+command:
+  basic-example:
+    exec: python ./tensorflow/goss/testfiles/basic_example.py
+    timeout: 120000
+    stdout:
+      - shape=(5, 10)
+    exit-status: 0

.vib/tensorflow/goss/testfiles/basic_example.py

@@ -0,0 +1,41 @@
+#!/usr/bin/env python3
+
+# Taken from https://www.tensorflow.org/tutorials/quickstart/beginner
+import tensorflow as tf
+
+mnist = tf.keras.datasets.mnist
+
+(x_train, y_train), (x_test, y_test) = mnist.load_data()
+x_train, x_test = x_train / 255.0, x_test / 255.0
+
+model = tf.keras.models.Sequential([
+  tf.keras.layers.Flatten(input_shape=(28, 28)),
+  tf.keras.layers.Dense(128, activation='relu'),
+  tf.keras.layers.Dropout(0.2),
+  tf.keras.layers.Dense(10)
+])
+
+predictions = model(x_train[:1]).numpy()
+
+tf.nn.softmax(predictions).numpy()
+
+loss_fn = tf.keras.losses.SparseCategoricalCrossentropy(from_logits=True)
+
+loss_fn(y_train[:1], predictions).numpy()
+
+model.compile(optimizer='adam',
+              loss=loss_fn,
+              metrics=['accuracy'])
+
+model.fit(x_train, y_train, epochs=5)
+
+
+model.evaluate(x_test,  y_test, verbose=2)
+
+
+probability_model = tf.keras.Sequential([
+  model,
+  tf.keras.layers.Softmax()
+])
+
+print(probability_model(x_test[:5]))

.vib/tensorflow/goss/vars.yaml

@@ -0,0 +1,10 @@
+binaries:
+   - python
+root_dir: /opt/bitnami
+directories:
+  - paths:
+      # Paths to the client and server directories
+      - /opt/bitnami/python
+version:
+  bin_name: python
+  flag: "-c 'import tensorflow; print(tensorflow.__version__)'"

.vib/tensorflow/vib-verify.json

@@ -0,0 +1,66 @@
+{
+  "context": {
+    "resources": {
+      "url": "{SHA_ARCHIVE}",
+      "path": "{VIB_ENV_PATH}"
+    },
+    "runtime_parameters": "Y29tbWFuZDogWyJ0YWlsIiwgIi1mIiwgIi9kZXYvbnVsbCJd"
+  },
+  "phases": {
+    "package": {
+      "actions": [
+        {
+          "action_id": "container-image-package",
+          "params": {
+            "application": {
+              "details": {
+                "name": "{VIB_ENV_CONTAINER}",
+                "tag": "{VIB_ENV_TAG}"
+              }
+            },
+            "architectures": ["linux/amd64", "linux/arm64"]
+          }
+        },
+        {
+          "action_id": "container-image-lint",
+          "params": {
+            "threshold": "error"
+          }
+        }
+      ]
+    },
+    "verify": {
+      "actions": [
+        {
+          "action_id": "goss",
+          "params": {
+            "resources": {
+              "path": "/.vib"
+            },
+            "tests_file": "tensorflow/goss/goss.yaml",
+            "vars_file": "tensorflow/goss/vars.yaml",
+            "remote": {
+              "pod": {
+                "workload": "deploy-tensorflow"
+              }
+            }
+          }
+        },
+        {
+          "action_id": "trivy",
+          "params": {
+            "threshold": "CRITICAL",
+            "vuln_type": ["OS"]
+          }
+        },
+        {
+          "action_id": "grype",
+          "params": {
+            "threshold": "CRITICAL",
+            "package_type": ["OS"]
+          }
+        }
+      ]
+    }
+  }
+}