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handler.go
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handler.go
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package message
import (
"errors"
"net/http"
"strings"
"time"
"github.com/bricks-cloud/bricksllm/internal/event"
"github.com/bricks-cloud/bricksllm/internal/key"
"github.com/bricks-cloud/bricksllm/internal/provider"
"github.com/bricks-cloud/bricksllm/internal/provider/anthropic"
"github.com/bricks-cloud/bricksllm/internal/provider/custom"
"github.com/bricks-cloud/bricksllm/internal/provider/vllm"
"github.com/bricks-cloud/bricksllm/internal/telemetry"
"github.com/bricks-cloud/bricksllm/internal/user"
"github.com/tidwall/gjson"
"go.uber.org/zap"
goopenai "github.com/sashabaranov/go-openai"
)
type anthropicEstimator interface {
EstimateTotalCost(model string, promptTks, completionTks int) (float64, error)
EstimateCompletionCost(model string, tks int) (float64, error)
EstimatePromptCost(model string, tks int) (float64, error)
Count(input string) int
}
type estimator interface {
EstimateCompletionsRequestCostWithTokenCounts(model string, content any) (int, float64, error)
EstimateCompletionsStreamCostWithTokenCounts(model string, content string) (int, float64, error)
EstimateSpeechCost(input string, model string) (float64, error)
EstimateChatCompletionPromptCostWithTokenCounts(r *goopenai.ChatCompletionRequest) (int, float64, error)
EstimateEmbeddingsCost(r *goopenai.EmbeddingRequest) (float64, error)
EstimateChatCompletionStreamCostWithTokenCounts(model, content string) (int, float64, error)
EstimateCompletionCost(model string, tks int) (float64, error)
EstimateTotalCost(model string, promptTks, completionTks int) (float64, error)
EstimateEmbeddingsInputCost(model string, tks int) (float64, error)
EstimateChatCompletionPromptTokenCounts(model string, r *goopenai.ChatCompletionRequest) (int, error)
}
type azureEstimator interface {
EstimateChatCompletionStreamCostWithTokenCounts(model, content string) (int, float64, error)
EstimateEmbeddingsCost(r *goopenai.EmbeddingRequest) (float64, error)
EstimateCompletionCost(model string, tks int) (float64, error)
EstimatePromptCost(model string, tks int) (float64, error)
EstimateTotalCost(model string, promptTks, completionTks int) (float64, error)
EstimateEmbeddingsInputCost(model string, tks int) (float64, error)
}
type vllmEstimator interface {
EstimateCompletionPromptToken(r *vllm.CompletionRequest) int
EstimateChatCompletionPromptToken(r *vllm.ChatRequest) int
EstimateContentTokenCounts(model string, content string) int
}
type validator interface {
Validate(k *key.ResponseKey, promptCost float64) error
}
type userValidator interface {
Validate(u *user.User, promptCost float64) error
}
type keyManager interface {
GetKeys(tags, keyIds []string, provider string) ([]*key.ResponseKey, error)
UpdateKey(id string, uk *key.UpdateKey) (*key.ResponseKey, error)
}
type userManager interface {
GetUsers(tags, keyIds, userIds []string, offset int, limit int) ([]*user.User, error)
UpdateUser(id string, uu *user.UpdateUser) (*user.User, error)
}
type rateLimitManager interface {
Increment(keyId string, timeUnit key.TimeUnit) error
IncrementUser(id string, timeUnit key.TimeUnit) error
}
type accessCache interface {
Set(key string, timeUnit key.TimeUnit) error
}
type userAccessCache interface {
Set(key string, timeUnit key.TimeUnit) error
}
type Handler struct {
recorder recorder
log *zap.Logger
ae anthropicEstimator
e estimator
vllme vllmEstimator
aze azureEstimator
v validator
uv userValidator
km keyManager
um userManager
rlm rateLimitManager
ac accessCache
uac userAccessCache
}
func NewHandler(r recorder, log *zap.Logger, ae anthropicEstimator, e estimator, vllme vllmEstimator, aze azureEstimator, v validator, uv userValidator, km keyManager, um userManager, rlm rateLimitManager, ac accessCache, uac accessCache) *Handler {
return &Handler{
recorder: r,
log: log,
ae: ae,
e: e,
vllme: vllme,
aze: aze,
v: v,
uv: uv,
km: km,
um: um,
rlm: rlm,
ac: ac,
uac: uac,
}
}
func (h *Handler) HandleEvent(m Message) error {
telemetry.Incr("bricksllm.message.handler.handle_event.requests", nil, 1)
e, ok := m.Data.(*event.Event)
if !ok {
telemetry.Incr("bricksllm.message.handler.handle_event.event_parsing_error", nil, 1)
h.log.Info("message contains data that cannot be converted to event format", zap.Any("data", m.Data))
return errors.New("message data cannot be parsed as event")
}
start := time.Now()
err := h.recorder.RecordEvent(e)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_event.record_event_error", nil, 1)
h.log.Sugar().Debugf("error when publish in event: %v", err)
return err
}
telemetry.Timing("bricksllm.message.handler.handle_event.record_event_latency", time.Since(start), nil, 1)
telemetry.Incr("bricksllm.message.handler.handle_event.success", nil, 1)
return nil
}
const (
anthropicPromptMagicNum int = 1
anthropicCompletionMagicNum int = 4
)
func countTokensFromJson(bytes []byte, contentLoc string) (int, error) {
content := getContentFromJson(bytes, contentLoc)
return custom.Count(content)
}
func getContentFromJson(bytes []byte, contentLoc string) string {
result := gjson.Get(string(bytes), contentLoc)
content := ""
if len(result.Str) != 0 {
content += result.Str
}
if result.IsArray() {
for _, val := range result.Array() {
if len(val.Str) != 0 {
content += val.Str
}
}
}
return content
}
type costLimitError interface {
Error() string
CostLimit()
}
type rateLimitError interface {
Error() string
RateLimit()
}
type expirationError interface {
Error() string
Reason() string
}
func (h *Handler) handleValidationResult(kc *key.ResponseKey, cost float64) error {
err := h.v.Validate(kc, cost)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_validation_result.handle_validation_result", nil, 1)
if _, ok := err.(expirationError); ok {
telemetry.Incr("bricksllm.message.handler.handle_validation_result.expiraton_error", nil, 1)
tks, err := h.km.GetKeys(nil, []string{kc.KeyId}, "")
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_validation_result.get_keys_error", nil, 1)
}
if len(tks) == 1 {
err := h.v.Validate(tks[0], cost)
if err != nil {
if xe, ok := err.(expirationError); ok {
h.log.Debug("expiration error",
zap.String("expired_reason", xe.Reason()),
zap.String("key_id", kc.KeyId),
)
truePtr := true
_, err = h.km.UpdateKey(kc.KeyId, &key.UpdateKey{
Revoked: &truePtr,
RevokedReason: key.RevokedReasonExpired,
})
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_validation_result.update_key_error", nil, 1)
return err
}
return nil
}
}
}
}
if _, ok := err.(rateLimitError); ok {
telemetry.Incr("bricksllm.message.handler.handle_validation_result.rate_limit_error", nil, 1)
err = h.ac.Set(kc.KeyId, kc.RateLimitUnit)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_validation_result.set_rate_limit_error", nil, 1)
return err
}
return nil
}
if _, ok := err.(costLimitError); ok {
telemetry.Incr("bricksllm.message.handler.handle_validation_result.cost_limit_error", nil, 1)
err = h.ac.Set(kc.KeyId, kc.CostLimitInUsdUnit)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_validation_result.set_cost_limit_error", nil, 1)
return err
}
return nil
}
return err
}
return nil
}
func (h *Handler) handleUserValidationResult(u *user.User, cost float64) error {
err := h.uv.Validate(u, cost)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_user_validation_result.validate_error", nil, 1)
if _, ok := err.(expirationError); ok {
telemetry.Incr("bricksllm.message.handler.handle_user_validation_result.expiraton_error", nil, 1)
truePtr := true
_, err = h.um.UpdateUser(u.Id, &user.UpdateUser{
Revoked: &truePtr,
RevokedReason: key.RevokedReasonExpired,
})
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_user_validation_result.update_user_error", nil, 1)
return err
}
return nil
}
if _, ok := err.(rateLimitError); ok {
telemetry.Incr("bricksllm.message.handler.handle_user_validation_result.rate_limit_error", nil, 1)
err = h.uac.Set(u.Id, u.RateLimitUnit)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_user_validation_result.set_rate_limit_error", nil, 1)
return err
}
return nil
}
if _, ok := err.(costLimitError); ok {
telemetry.Incr("bricksllm.message.handler.handle_user_validation_result.cost_limit_error", nil, 1)
err = h.uac.Set(u.Id, u.CostLimitInUsdUnit)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_user_validation_result.set_cost_limit_error", nil, 1)
return err
}
return nil
}
return err
}
return nil
}
func (h *Handler) HandleEventWithRequestAndResponse(m Message) error {
e, ok := m.Data.(*event.EventWithRequestAndContent)
if !ok {
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.message_data_parsing_error", nil, 1)
h.log.Debug("message contains data that cannot be converted to event with request and response format", zap.Any("data", m.Data))
return errors.New("message data cannot be parsed as event with request and response")
}
if e.Key != nil && !e.Key.Revoked && e.Event != nil {
err := h.decorateEvent(m)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.decorate_event_error", nil, 1)
h.log.Debug("error when decorating event", zap.Error(err))
}
var u *user.User
if e.Event.CostInUsd != 0 {
micros := int64(e.Event.CostInUsd * 1000000)
err = h.recorder.RecordKeySpend(e.Event.KeyId, micros, e.Key.CostLimitInUsdUnit)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.record_key_spend_error", nil, 1)
h.log.Debug("error when recording key spend", zap.Error(err))
}
if len(e.Event.UserId) != 0 {
us, err := h.um.GetUsers(e.Key.Tags, nil, []string{e.Event.UserId}, 0, 0)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.get_users_error", nil, 1)
h.log.Debug("error when getting users", zap.Error(err))
}
if len(us) == 1 {
u = us[0]
err = h.recorder.RecordUserSpend(u.Id, micros, u.CostLimitInUsdUnit)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.record_user_spend_error", nil, 1)
h.log.Debug("error when recording user spend", zap.Error(err))
}
}
}
}
if len(e.Key.RateLimitUnit) != 0 {
if err := h.rlm.Increment(e.Key.KeyId, e.Key.RateLimitUnit); err != nil {
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.rate_limit_increment_error", nil, 1)
h.log.Debug("error when incrementing rate limit", zap.Error(err))
}
}
if u != nil {
if len(u.RateLimitUnit) != 0 {
if err := h.rlm.IncrementUser(u.Id, u.RateLimitUnit); err != nil {
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.rate_limit_increment_user_error", nil, 1)
h.log.Debug("error when incrementing rate limit", zap.Error(err))
}
}
err = h.handleUserValidationResult(u, e.Event.CostInUsd)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.handle_user_validation_result_error", nil, 1)
h.log.Debug("error when handling user validation result", zap.Error(err))
}
}
err = h.handleValidationResult(e.Key, e.Event.CostInUsd)
if err != nil {
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.handle_validation_result_error", nil, 1)
h.log.Debug("error when handling validation result", zap.Error(err))
}
}
start := time.Now()
err := h.recorder.RecordEvent(e.Event)
if err != nil {
h.log.Debug("error when recording an event", zap.Error(err))
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.record_event_error", nil, 1)
return err
}
telemetry.Timing("bricksllm.message.handler.handle_event_with_request_and_response.latency", time.Since(start), nil, 1)
telemetry.Incr("bricksllm.message.handler.handle_event_with_request_and_response.success", nil, 1)
return nil
}
func (h *Handler) decorateEvent(m Message) error {
telemetry.Incr("bricksllm.message.handler.decorate_event.request", nil, 1)
e, ok := m.Data.(*event.EventWithRequestAndContent)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.message_data_parsing_error", nil, 1)
h.log.Debug("message contains data that cannot be converted to event with request and response format", zap.Any("data", m.Data))
return errors.New("message data cannot be parsed as event with request and response")
}
if e.Event.Path == "/api/providers/openai/v1/audio/speech" {
csr, ok := e.Request.(*goopenai.CreateSpeechRequest)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_parsing_error", nil, 1)
h.log.Debug("event contains request that cannot be converted to anthropic completion request", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as anthropic completion request")
}
if e.Event.Status == http.StatusOK {
cost, err := h.e.EstimateSpeechCost(csr.Input, string(csr.Model))
if err != nil {
telemetry.Incr("bricksllm.message.handler.decorate_event.estimate_prompt_cost", nil, 1)
h.log.Debug("event contains request that cannot be converted to anthropic completion request", zap.Error(err))
return err
}
e.Event.CostInUsd = cost
}
}
if e.Event.Path == "/api/providers/anthropic/v1/complete" {
cr, ok := e.Request.(*anthropic.CompletionRequest)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_parsing_error", nil, 1)
h.log.Debug("event contains request that cannot be converted to anthropic completion request", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as anthropic completion request")
}
tks := h.ae.Count(cr.Prompt)
tks += anthropicPromptMagicNum
model := cr.Model
cost, err := h.ae.EstimatePromptCost(model, tks)
if err != nil {
telemetry.Incr("bricksllm.message.handler.decorate_event.estimate_prompt_cost", nil, 1)
h.log.Debug("event contains request that cannot be converted to anthropic completion request", zap.Error(err))
return err
}
completiontks := h.ae.Count(e.Content)
completiontks += anthropicCompletionMagicNum
completionCost, err := h.ae.EstimateCompletionCost(model, completiontks)
if err != nil {
telemetry.Incr("bricksllm.message.handler.decorate_event.estimate_completion_cost_error", nil, 1)
return err
}
e.Event.PromptTokenCount = tks
e.Event.CompletionTokenCount = completiontks
if e.Event.Status == http.StatusOK {
e.Event.CostInUsd = completionCost + cost
}
}
if strings.HasPrefix(e.Event.Path, "/api/providers/azure/openai/deployments") && strings.HasSuffix(e.Event.Path, "/chat/completions") {
ccr, ok := e.Request.(*goopenai.ChatCompletionRequest)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_parsing_error", nil, 1)
h.log.Debug("event contains data that cannot be converted to azure openai completion request", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as azure openai completion request")
}
if ccr.Stream {
model := "gpt-3.5-turbo"
if strings.HasPrefix(e.Event.Model, "gpt-4o") {
model = "gpt-4o"
}
tks, err := h.e.EstimateChatCompletionPromptTokenCounts(model, ccr)
if err != nil {
telemetry.Incr("bricksllm.message.decorate_event.estimate_chat_completion_prompt_token_counts_error", nil, 1)
return err
}
cost, err := h.aze.EstimatePromptCost(e.Event.Model, tks)
if err != nil {
telemetry.Incr("bricksllm.message.decorate_event.estimate_prompt_cost_error", nil, 1)
return err
}
completiontks, completionCost, err := h.aze.EstimateChatCompletionStreamCostWithTokenCounts(e.Event.Model, e.Content)
if err != nil {
telemetry.Incr("bricksllm.message.decorate_event.estimate_chat_completion_stream_cost_with_token_counts_error", nil, 1)
return err
}
e.Event.PromptTokenCount = tks
e.Event.CompletionTokenCount = completiontks
if e.Event.Status == http.StatusOK {
e.Event.CostInUsd = cost + completionCost
if e.CostMap != nil {
newCost, err := provider.EstimateTotalCostWithCostMaps(e.Event.Model, tks, completiontks, 1000, e.CostMap.PromptCostPerModel, e.CostMap.CompletionCostPerModel)
if err != nil {
telemetry.Incr("bricksllm.proxy.decorate_event.estimate_total_cost_with_cost_maps_error", nil, 1)
}
if newCost != 0 {
e.Event.CostInUsd = newCost
}
}
}
}
}
if strings.HasPrefix(e.Event.Path, "/api/providers/azure/openai/deployments") && strings.HasSuffix(e.Event.Path, "/completions") {
cr, ok := e.Request.(*goopenai.CompletionRequest)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_parsing_error", nil, 1)
h.log.Debug("event contains data that cannot be converted to azure openai completions request", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as azure openai completions request")
}
if cr.Stream {
model := "gpt-3.5-turbo"
if strings.HasPrefix(e.Event.Model, "gpt-4o") {
model = "gpt-4o"
}
tks, promptCost, err := h.e.EstimateCompletionsRequestCostWithTokenCounts(model, cr.Prompt)
if err != nil {
telemetry.Incr("bricksllm.message.decorate_event.estimate_chat_completion_prompt_token_counts_error", nil, 1)
return err
}
completiontks, completionCost, err := h.aze.EstimateChatCompletionStreamCostWithTokenCounts(e.Event.Model, e.Content)
if err != nil {
telemetry.Incr("bricksllm.message.decorate_event.estimate_chat_completion_stream_cost_with_token_counts_error", nil, 1)
return err
}
e.Event.PromptTokenCount = tks
e.Event.CompletionTokenCount = completiontks
if e.Event.Status == http.StatusOK {
e.Event.CostInUsd = promptCost + completionCost
if e.CostMap != nil {
newCost, err := provider.EstimateTotalCostWithCostMaps(e.Event.Model, tks, completiontks, 1000, e.CostMap.PromptCostPerModel, e.CostMap.CompletionCostPerModel)
if err != nil {
telemetry.Incr("bricksllm.proxy.decorate_event.estimate_total_cost_with_cost_maps_error", nil, 1)
}
if newCost != 0 {
e.Event.CostInUsd = newCost
}
}
}
}
}
if e.Event.Path == "/api/providers/openai/v1/chat/completions" {
ccr, ok := e.Request.(*goopenai.ChatCompletionRequest)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_parsing_error", nil, 1)
h.log.Debug("event contains data that cannot be converted to openai completion request", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as openai completion request")
}
if ccr.Stream {
tks, cost, err := h.e.EstimateChatCompletionPromptCostWithTokenCounts(ccr)
if err != nil {
telemetry.Incr("bricksllm.message.handler.decorate_event.estimate_chat_completion_prompt_cost_with_token_counts", nil, 1)
return err
}
completiontks, completionCost, err := h.e.EstimateChatCompletionStreamCostWithTokenCounts(e.Event.Model, e.Content)
if err != nil {
telemetry.Incr("bricksllm.message.handler.decorate_event.estimate_chat_completion_stream_cost_with_token_counts", nil, 1)
return err
}
e.Event.PromptTokenCount = tks
e.Event.CompletionTokenCount = completiontks
if e.Event.Status == http.StatusOK {
e.Event.CostInUsd = cost + completionCost
if e.CostMap != nil {
newCost, err := provider.EstimateTotalCostWithCostMaps(e.Event.Model, tks, completiontks, 1000, e.CostMap.PromptCostPerModel, e.CostMap.CompletionCostPerModel)
if err != nil {
h.log.Debug("error when estimating total cost with cost maps", zap.Error(err))
telemetry.Incr("bricksllm.proxy.decorate_event.estimate_total_cost_with_cost_maps_error", nil, 1)
}
if newCost != 0 {
e.Event.CostInUsd = newCost
}
}
}
}
}
if e.Event.Path == "/api/providers/vllm/v1/chat/completions" {
ccr, ok := e.Request.(*vllm.ChatRequest)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_parsing_error", nil, 1)
h.log.Debug("event contains data that cannot be converted to vllm chat completion request", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as vllm chat completion request")
}
if ccr.Stream {
e.Event.PromptTokenCount = h.vllme.EstimateChatCompletionPromptToken(ccr)
e.Event.CompletionTokenCount = h.vllme.EstimateContentTokenCounts(e.Event.Model, e.Content)
if e.Event.Status == http.StatusOK {
if e.CostMap != nil {
newCost, err := provider.EstimateTotalCostWithCostMaps(e.Event.Model, e.Event.PromptTokenCount, e.Event.CompletionTokenCount, 1000, e.CostMap.PromptCostPerModel, e.CostMap.CompletionCostPerModel)
if err != nil {
h.log.Debug("error when estimating total cost with cost maps", zap.Error(err))
telemetry.Incr("bricksllm.proxy.decorate_event.estimate_total_cost_with_cost_maps_error", nil, 1)
}
if newCost != 0 {
e.Event.CostInUsd = newCost
}
}
}
}
}
if e.Event.Path == "/api/providers/vllm/v1/completions" {
cr, ok := e.Request.(*vllm.CompletionRequest)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_parsing_error", nil, 1)
h.log.Debug("event contains data that cannot be converted to vllm completion request", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as vllm completion request")
}
if cr.Stream {
e.Event.PromptTokenCount = h.vllme.EstimateCompletionPromptToken(cr)
e.Event.CompletionTokenCount = h.vllme.EstimateContentTokenCounts(e.Event.Model, e.Content)
if e.Event.Status == http.StatusOK {
if e.CostMap != nil {
newCost, err := provider.EstimateTotalCostWithCostMaps(e.Event.Model, e.Event.PromptTokenCount, e.Event.CompletionTokenCount, 1000, e.CostMap.PromptCostPerModel, e.CostMap.CompletionCostPerModel)
if err != nil {
h.log.Debug("error when estimating total cost with cost maps", zap.Error(err))
telemetry.Incr("bricksllm.proxy.decorate_event.estimate_total_cost_with_cost_maps_error", nil, 1)
}
if newCost != 0 {
e.Event.CostInUsd = newCost
}
}
}
}
}
if e.Event.Path == "/api/providers/deepinfra/v1/chat/completions" {
ccr, ok := e.Request.(*vllm.ChatRequest)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_parsing_error", nil, 1)
h.log.Debug("event contains data that cannot be converted to deepinfra chat completion request", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as deepinfra chat completion request")
}
if ccr.Stream {
e.Event.PromptTokenCount = h.vllme.EstimateChatCompletionPromptToken(ccr)
e.Event.CompletionTokenCount = h.vllme.EstimateContentTokenCounts(e.Event.Model, e.Content)
if e.Event.Status == http.StatusOK {
if e.CostMap != nil {
newCost, err := provider.EstimateTotalCostWithCostMaps(e.Event.Model, e.Event.PromptTokenCount, e.Event.CompletionTokenCount, 1000, e.CostMap.PromptCostPerModel, e.CostMap.CompletionCostPerModel)
if err != nil {
h.log.Debug("error when estimating total cost with cost maps", zap.Error(err))
telemetry.Incr("bricksllm.proxy.decorate_event.estimate_total_cost_with_cost_maps_error", nil, 1)
}
if newCost != 0 {
e.Event.CostInUsd = newCost
}
}
}
}
}
if e.Event.Path == "/api/providers/deepinfra/v1/completions" {
cr, ok := e.Request.(*vllm.CompletionRequest)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_parsing_error", nil, 1)
h.log.Debug("event contains data that cannot be converted to deepinfra completion request", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as deepinfra completion request")
}
if cr.Stream {
e.Event.PromptTokenCount = h.vllme.EstimateCompletionPromptToken(cr)
e.Event.CompletionTokenCount = h.vllme.EstimateContentTokenCounts(e.Event.Model, e.Content)
if e.Event.Status == http.StatusOK {
if e.CostMap != nil {
newCost, err := provider.EstimateTotalCostWithCostMaps(e.Event.Model, e.Event.PromptTokenCount, e.Event.CompletionTokenCount, 1000, e.CostMap.PromptCostPerModel, e.CostMap.CompletionCostPerModel)
if err != nil {
h.log.Debug("error when estimating total cost with cost maps", zap.Error(err))
telemetry.Incr("bricksllm.proxy.decorate_event.estimate_total_cost_with_cost_maps_error", nil, 1)
}
if newCost != 0 {
e.Event.CostInUsd = newCost
}
}
}
}
}
if strings.HasPrefix(e.Event.Path, "/api/custom/providers") && e.RouteConfig != nil {
body, ok := e.Request.([]byte)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_request_custom_provider_parsing_error", nil, 1)
h.log.Debug("event contains request that cannot be converted to bytes", zap.Any("data", m.Data))
return errors.New("event request data cannot be parsed as anthropic completion request")
}
tks, err := countTokensFromJson(body, e.RouteConfig.RequestPromptLocation)
if err != nil {
telemetry.Incr("bricksllm.message.handler.decorate_event.count_tokens_from_json_error", nil, 1)
return err
}
e.Event.PromptTokenCount = tks
result := gjson.Get(string(body), e.RouteConfig.StreamLocation)
if result.IsBool() {
completiontks, err := custom.Count(e.Content)
if err != nil {
telemetry.Incr("bricksllm.message.handler.decorate_event.custom_count_error", nil, 1)
return err
}
e.Event.CompletionTokenCount = completiontks
}
if !result.IsBool() {
content, ok := e.Response.([]byte)
if !ok {
telemetry.Incr("bricksllm.message.handler.decorate_event.event_response_custom_provider_parsing_error", nil, 1)
h.log.Debug("event contains response that cannot be converted to bytes", zap.Any("data", m.Data))
return errors.New("event response data cannot be converted to bytes")
}
completiontks, err := countTokensFromJson(content, e.RouteConfig.ResponseCompletionLocation)
if err != nil {
telemetry.Incr("bricksllm.message.handler.decorate_event.count_tokens_from_json_error", nil, 1)
return err
}
e.Event.CompletionTokenCount = completiontks
}
}
return nil
}