Add OCI(Oracle Cloud Infrastructure) Generative AI Service as a Model Provider (#7775)

Co-authored-by: Walter Jin <jinshuhaicc@gmail.com>
Co-authored-by: crazywoola <427733928@qq.com>
Co-authored-by: walter from vm <walter.jin@oracle.com>

api/tests/integration_tests/model_runtime/oci/test_llm.py

@@ -0,0 +1,130 @@
+import os
+from collections.abc import Generator
+
+import pytest
+
+from core.model_runtime.entities.llm_entities import LLMResult, LLMResultChunk, LLMResultChunkDelta
+from core.model_runtime.entities.message_entities import (
+    AssistantPromptMessage,
+    PromptMessageTool,
+    SystemPromptMessage,
+    TextPromptMessageContent,
+    UserPromptMessage,
+)
+from core.model_runtime.errors.validate import CredentialsValidateFailedError
+from core.model_runtime.model_providers.oci.llm.llm import OCILargeLanguageModel
+
+
+def test_validate_credentials():
+    model = OCILargeLanguageModel()
+
+    with pytest.raises(CredentialsValidateFailedError):
+        model.validate_credentials(
+            model="cohere.command-r-plus",
+            credentials={"oci_config_content": "invalid_key", "oci_key_content": "invalid_key"},
+        )
+
+    model.validate_credentials(
+        model="cohere.command-r-plus",
+        credentials={
+            "oci_config_content": os.environ.get("OCI_CONFIG_CONTENT"),
+            "oci_key_content": os.environ.get("OCI_KEY_CONTENT"),
+        },
+    )
+
+
+def test_invoke_model():
+    model = OCILargeLanguageModel()
+
+    response = model.invoke(
+        model="cohere.command-r-plus",
+        credentials={
+            "oci_config_content": os.environ.get("OCI_CONFIG_CONTENT"),
+            "oci_key_content": os.environ.get("OCI_KEY_CONTENT"),
+        },
+        prompt_messages=[UserPromptMessage(content="Hi")],
+        model_parameters={"temperature": 0.5, "max_tokens": 10},
+        stop=["How"],
+        stream=False,
+        user="abc-123",
+    )
+
+    assert isinstance(response, LLMResult)
+    assert len(response.message.content) > 0
+
+
+def test_invoke_stream_model():
+    model = OCILargeLanguageModel()
+
+    response = model.invoke(
+        model="meta.llama-3-70b-instruct",
+        credentials={
+            "oci_config_content": os.environ.get("OCI_CONFIG_CONTENT"),
+            "oci_key_content": os.environ.get("OCI_KEY_CONTENT"),
+        },
+        prompt_messages=[UserPromptMessage(content="Hi")],
+        model_parameters={"temperature": 0.5, "max_tokens": 100, "seed": 1234},
+        stream=True,
+        user="abc-123",
+    )
+
+    assert isinstance(response, Generator)
+
+    for chunk in response:
+        assert isinstance(chunk, LLMResultChunk)
+        assert isinstance(chunk.delta, LLMResultChunkDelta)
+        assert isinstance(chunk.delta.message, AssistantPromptMessage)
+        assert len(chunk.delta.message.content) > 0 if chunk.delta.finish_reason is None else True
+
+
+def test_invoke_model_with_function():
+    model = OCILargeLanguageModel()
+
+    response = model.invoke(
+        model="cohere.command-r-plus",
+        credentials={
+            "oci_config_content": os.environ.get("OCI_CONFIG_CONTENT"),
+            "oci_key_content": os.environ.get("OCI_KEY_CONTENT"),
+        },
+        prompt_messages=[UserPromptMessage(content="Hi")],
+        model_parameters={"temperature": 0.5, "max_tokens": 100, "seed": 1234},
+        stream=False,
+        user="abc-123",
+        tools=[
+            PromptMessageTool(
+                name="get_current_weather",
+                description="Get the current weather in a given location",
+                parameters={
+                    "type": "object",
+                    "properties": {
+                        "location": {"type": "string", "description": "The city and state e.g. San Francisco, CA"},
+                        "unit": {"type": "string", "enum": ["celsius", "fahrenheit"]},
+                    },
+                    "required": ["location"],
+                },
+            )
+        ],
+    )
+
+    assert isinstance(response, LLMResult)
+    assert len(response.message.content) > 0
+
+
+def test_get_num_tokens():
+    model = OCILargeLanguageModel()
+
+    num_tokens = model.get_num_tokens(
+        model="cohere.command-r-plus",
+        credentials={
+            "oci_config_content": os.environ.get("OCI_CONFIG_CONTENT"),
+            "oci_key_content": os.environ.get("OCI_KEY_CONTENT"),
+        },
+        prompt_messages=[
+            SystemPromptMessage(
+                content="You are a helpful AI assistant.",
+            ),
+            UserPromptMessage(content="Hello World!"),
+        ],
+    )
+
+    assert num_tokens == 18

api/tests/integration_tests/model_runtime/oci/test_provider.py

@@ -0,0 +1,20 @@
+import os
+
+import pytest
+
+from core.model_runtime.errors.validate import CredentialsValidateFailedError
+from core.model_runtime.model_providers.oci.oci import OCIGENAIProvider
+
+
+def test_validate_provider_credentials():
+    provider = OCIGENAIProvider()
+
+    with pytest.raises(CredentialsValidateFailedError):
+        provider.validate_provider_credentials(credentials={})
+
+    provider.validate_provider_credentials(
+        credentials={
+            "oci_config_content": os.environ.get("OCI_CONFIG_CONTENT"),
+            "oci_key_content": os.environ.get("OCI_KEY_CONTENT"),
+        }
+    )

api/tests/integration_tests/model_runtime/oci/test_text_embedding.py

@@ -0,0 +1,58 @@
+import os
+
+import pytest
+
+from core.model_runtime.entities.text_embedding_entities import TextEmbeddingResult
+from core.model_runtime.errors.validate import CredentialsValidateFailedError
+from core.model_runtime.model_providers.oci.text_embedding.text_embedding import OCITextEmbeddingModel
+
+
+def test_validate_credentials():
+    model = OCITextEmbeddingModel()
+
+    with pytest.raises(CredentialsValidateFailedError):
+        model.validate_credentials(
+            model="cohere.embed-multilingual-v3.0",
+            credentials={"oci_config_content": "invalid_key", "oci_key_content": "invalid_key"},
+        )
+
+    model.validate_credentials(
+        model="cohere.embed-multilingual-v3.0",
+        credentials={
+            "oci_config_content": os.environ.get("OCI_CONFIG_CONTENT"),
+            "oci_key_content": os.environ.get("OCI_KEY_CONTENT"),
+        },
+    )
+
+
+def test_invoke_model():
+    model = OCITextEmbeddingModel()
+
+    result = model.invoke(
+        model="cohere.embed-multilingual-v3.0",
+        credentials={
+            "oci_config_content": os.environ.get("OCI_CONFIG_CONTENT"),
+            "oci_key_content": os.environ.get("OCI_KEY_CONTENT"),
+        },
+        texts=["hello", "world", " ".join(["long_text"] * 100), " ".join(["another_long_text"] * 100)],
+        user="abc-123",
+    )
+
+    assert isinstance(result, TextEmbeddingResult)
+    assert len(result.embeddings) == 4
+    # assert result.usage.total_tokens == 811
+
+
+def test_get_num_tokens():
+    model = OCITextEmbeddingModel()
+
+    num_tokens = model.get_num_tokens(
+        model="cohere.embed-multilingual-v3.0",
+        credentials={
+            "oci_config_content": os.environ.get("OCI_CONFIG_CONTENT"),
+            "oci_key_content": os.environ.get("OCI_KEY_CONTENT"),
+        },
+        texts=["hello", "world"],
+    )
+
+    assert num_tokens == 2