mirror of
https://github.com/mudler/LocalAI.git
synced 2025-05-20 02:24:59 +00:00
63 lines
1.9 KiB
Go
63 lines
1.9 KiB
Go
package jina
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import (
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"github.com/mudler/LocalAI/core/backend"
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"github.com/mudler/LocalAI/core/config"
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"github.com/mudler/LocalAI/core/http/middleware"
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"github.com/gofiber/fiber/v2"
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"github.com/mudler/LocalAI/core/schema"
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"github.com/mudler/LocalAI/pkg/grpc/proto"
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"github.com/mudler/LocalAI/pkg/model"
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"github.com/rs/zerolog/log"
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)
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// JINARerankEndpoint acts like the Jina reranker endpoint (https://jina.ai/reranker/)
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// @Summary Reranks a list of phrases by relevance to a given text query.
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// @Param request body schema.JINARerankRequest true "query params"
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// @Success 200 {object} schema.JINARerankResponse "Response"
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// @Router /v1/rerank [post]
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func JINARerankEndpoint(cl *config.BackendConfigLoader, ml *model.ModelLoader, appConfig *config.ApplicationConfig) func(c *fiber.Ctx) error {
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return func(c *fiber.Ctx) error {
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input, ok := c.Locals(middleware.CONTEXT_LOCALS_KEY_LOCALAI_REQUEST).(*schema.JINARerankRequest)
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if !ok || input.Model == "" {
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return fiber.ErrBadRequest
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}
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cfg, ok := c.Locals(middleware.CONTEXT_LOCALS_KEY_MODEL_CONFIG).(*config.BackendConfig)
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if !ok || cfg == nil {
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return fiber.ErrBadRequest
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}
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log.Debug().Str("model", input.Model).Msg("JINA Rerank Request received")
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request := &proto.RerankRequest{
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Query: input.Query,
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TopN: int32(input.TopN),
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Documents: input.Documents,
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}
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results, err := backend.Rerank(request, ml, appConfig, *cfg)
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if err != nil {
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return err
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}
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response := &schema.JINARerankResponse{
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Model: input.Model,
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}
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for _, r := range results.Results {
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response.Results = append(response.Results, schema.JINADocumentResult{
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Index: int(r.Index),
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Document: schema.JINAText{Text: r.Text},
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RelevanceScore: float64(r.RelevanceScore),
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})
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}
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response.Usage.TotalTokens = int(results.Usage.TotalTokens)
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response.Usage.PromptTokens = int(results.Usage.PromptTokens)
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return c.Status(fiber.StatusOK).JSON(response)
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}
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}
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