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feat: support azure-openai (sigoden#166)
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Original file line number | Diff line number | Diff line change |
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use super::openai::{openai_send_message, openai_send_message_streaming}; | ||
use super::{set_proxy, Client, ClientConfig, ModelInfo}; | ||
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use crate::config::SharedConfig; | ||
use crate::repl::ReplyStreamHandler; | ||
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use anyhow::{anyhow, Context, Result}; | ||
use async_trait::async_trait; | ||
use inquire::{Confirm, Text}; | ||
use reqwest::{Client as ReqwestClient, RequestBuilder}; | ||
use serde::Deserialize; | ||
use serde_json::json; | ||
use std::env; | ||
use std::time::Duration; | ||
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#[allow(clippy::module_name_repetitions)] | ||
#[derive(Debug)] | ||
pub struct AzureOpenAIClient { | ||
global_config: SharedConfig, | ||
local_config: AzureOpenAIConfig, | ||
model_info: ModelInfo, | ||
} | ||
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#[derive(Debug, Clone, Deserialize)] | ||
pub struct AzureOpenAIConfig { | ||
pub api_base: String, | ||
pub api_key: Option<String>, | ||
pub models: Vec<AzureOpenAIModel>, | ||
pub proxy: Option<String>, | ||
/// Set a timeout in seconds for connect to server | ||
pub connect_timeout: Option<u64>, | ||
} | ||
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#[derive(Debug, Clone, Deserialize)] | ||
pub struct AzureOpenAIModel { | ||
name: String, | ||
max_tokens: usize, | ||
} | ||
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#[async_trait] | ||
impl Client for AzureOpenAIClient { | ||
fn get_config(&self) -> &SharedConfig { | ||
&self.global_config | ||
} | ||
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async fn send_message_inner(&self, content: &str) -> Result<String> { | ||
let builder = self.request_builder(content, false)?; | ||
openai_send_message(builder).await | ||
} | ||
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async fn send_message_streaming_inner( | ||
&self, | ||
content: &str, | ||
handler: &mut ReplyStreamHandler, | ||
) -> Result<()> { | ||
let builder = self.request_builder(content, true)?; | ||
openai_send_message_streaming(builder, handler).await | ||
} | ||
} | ||
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impl AzureOpenAIClient { | ||
pub fn init(global_config: SharedConfig) -> Option<Box<dyn Client>> { | ||
let model_info = global_config.read().model_info.clone(); | ||
if model_info.client != AzureOpenAIClient::name() { | ||
return None; | ||
} | ||
let local_config = { | ||
if let ClientConfig::AzureOpenAI(c) = &global_config.read().clients[model_info.index] { | ||
c.clone() | ||
} else { | ||
return None; | ||
} | ||
}; | ||
Some(Box::new(Self { | ||
global_config, | ||
local_config, | ||
model_info, | ||
})) | ||
} | ||
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pub fn name() -> &'static str { | ||
"azure-openai" | ||
} | ||
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pub fn list_models(local_config: &AzureOpenAIConfig, index: usize) -> Vec<ModelInfo> { | ||
local_config | ||
.models | ||
.iter() | ||
.map(|v| ModelInfo::new(Self::name(), &v.name, v.max_tokens, index)) | ||
.collect() | ||
} | ||
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pub fn create_config() -> Result<String> { | ||
let mut client_config = format!("clients:\n - type: {}\n", Self::name()); | ||
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let api_base = Text::new("api_base:") | ||
.prompt() | ||
.map_err(|_| anyhow!("An error happened when asking for api base, try again later."))?; | ||
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client_config.push_str(&format!(" api_base: {api_base}\n")); | ||
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if env::var("AZURE_OPENAI_KEY").is_err() { | ||
let api_key = Text::new("API key:").prompt().map_err(|_| { | ||
anyhow!("An error happened when asking for api key, try again later.") | ||
})?; | ||
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client_config.push_str(&format!(" api_key: {api_key}\n")); | ||
} | ||
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let model_name = Text::new("Model Name:").prompt().map_err(|_| { | ||
anyhow!("An error happened when asking for model name, try again later.") | ||
})?; | ||
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let max_tokens = Text::new("Max tokens:").prompt().map_err(|_| { | ||
anyhow!("An error happened when asking for max tokens, try again later.") | ||
})?; | ||
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let ans = Confirm::new("Use proxy?") | ||
.with_default(false) | ||
.prompt() | ||
.map_err(|_| anyhow!("Not finish questionnaire, try again later."))?; | ||
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if ans { | ||
let proxy = Text::new("Set proxy:").prompt().map_err(|_| { | ||
anyhow!("An error happened when asking for proxy, try again later.") | ||
})?; | ||
client_config.push_str(&format!(" proxy: {proxy}\n")); | ||
} | ||
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client_config.push_str(&format!( | ||
" models:\n - name: {model_name}\n max_tokens: {max_tokens}\n" | ||
)); | ||
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Ok(client_config) | ||
} | ||
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fn request_builder(&self, content: &str, stream: bool) -> Result<RequestBuilder> { | ||
let messages = self.global_config.read().build_messages(content)?; | ||
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let mut body = json!({ | ||
"messages": messages, | ||
}); | ||
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if let Some(v) = self.global_config.read().get_temperature() { | ||
body.as_object_mut() | ||
.and_then(|m| m.insert("temperature".into(), json!(v))); | ||
} | ||
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if stream { | ||
body.as_object_mut() | ||
.and_then(|m| m.insert("stream".into(), json!(true))); | ||
} | ||
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let client = { | ||
let mut builder = ReqwestClient::builder(); | ||
builder = set_proxy(builder, &self.local_config.proxy)?; | ||
let timeout = Duration::from_secs(self.local_config.connect_timeout.unwrap_or(10)); | ||
builder | ||
.connect_timeout(timeout) | ||
.build() | ||
.with_context(|| "Failed to build client")? | ||
}; | ||
let mut api_base = self.local_config.api_base.clone(); | ||
if !api_base.ends_with('/') { | ||
api_base = format!("{api_base}/"); | ||
} | ||
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let url = format!( | ||
"{api_base}openai/deployments/{}/chat/completions?api-version=2023-05-15", | ||
self.model_info.name | ||
); | ||
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let mut builder = client.post(url); | ||
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if let Some(api_key) = &self.local_config.api_key { | ||
builder = builder.header("api-key", api_key) | ||
} else if let Ok(api_key) = env::var("AZURE_OPENAI_KEY") { | ||
builder = builder.header("api-key", api_key) | ||
} | ||
builder = builder.json(&body); | ||
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Ok(builder) | ||
} | ||
} |
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