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StreamingAttribute Session Variable Support for LLM #712

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StreamingAttribute Session Variable Support for LLM #712

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8aba855
Passing sessionAttributes - To make it into the plugins
ashjnaik Mar 29, 2024
f6a59af
Changed the invoke_lambda parameter
ashjnaik Mar 29, 2024
e282a4d
Add sessionState instead of just sessionAttributes
ashjnaik Apr 2, 2024
50ac016
Merge pull request #1 from ashjnaik/feature/passSessionAttributes
ashjnaik Apr 8, 2024
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16 changes: 13 additions & 3 deletions lambda/es-proxy-layer/lib/llm.js
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Original file line number Diff line number Diff line change
Expand Up @@ -192,12 +192,14 @@ async function get_qa_sagemaker(req, promptTemplateStr, context) {
}

// Invoke LLM via custom Lambda abstraction
async function invoke_lambda(prompt, model_params, settings) {
async function invoke_lambda(prompt, model_params, settings, sessionId, sessionState) {
const lambda = new Lambda(customSdkConfig('C006', { region }));
const body = JSON.stringify({
prompt,
parameters: model_params,
settings,
sessionId,
sessionState,
});

qnabot.log(`Invoking Lambda: ${process.env.LLM_LAMBDA_ARN}`);
Expand Down Expand Up @@ -231,7 +233,11 @@ async function generate_query_lambda(req, promptTemplateStr) {
const settings = req._settings;
const [, , , prompt] = await make_qenerate_query_prompt(req, promptTemplateStr);
qnabot.log(`Prompt: \nGENERATE QUERY PROMPT==>\n${prompt}\n<==PROMPT`);
return invoke_lambda(prompt, model_params, settings);

// Extract sessionId and sessionState from the request
const sessionId = req._event.sessionId;
const sessionState = req._event.sessionState;
return invoke_lambda(prompt, model_params, settings, sessionId, sessionState);
}
async function get_qa_lambda(req, promptTemplateStr, context) {
const model_params = JSON.parse(req._settings.LLM_QA_MODEL_PARAMS || default_params_stg);
Expand All @@ -241,7 +247,11 @@ async function get_qa_lambda(req, promptTemplateStr, context) {
const query = get_query(req);
const [, , , prompt] = await make_qa_prompt(req, promptTemplateStr, context, input, query);
qnabot.log(`QUESTION ANSWERING PROMPT: \nPROMPT==>\n${prompt}\n<==PROMPT`);
return invoke_lambda(prompt, model_params, settings);

// Extract sessionId and sessionState from the request
const sessionId = req._event.sessionId;
const sessionState = req._event.sessionState;
return invoke_lambda(prompt, model_params, settings, sessionId, sessionState);
}

function clean_standalone_query(query) {
Expand Down