define static location for yt-dlp binary

app/download.go

@@ -0,0 +1,105 @@
+package main
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/bwmarrin/discordgo"
+)
+
+// startAsyncDownload initiates a download in a goroutine and handles progress updates
+func startAsyncDownload(s *discordgo.Session, i *discordgo.InteractionCreate, url, videoFormatID, audioFormatID, outputDir, tempDir string) {
+	progressChan := make(chan ProgressUpdate, 1)
+	resultChan := make(chan DownloadResult, 1)
+
+	// Start download in goroutine
+	go func() {
+		defer close(resultChan)
+		defer func() {
+			if r := recover(); r != nil {
+				// Handle panic from DownloadVideo
+				resultChan <- DownloadResult{
+					Success: false,
+					Message: fmt.Sprintf("Download failed: %v", r),
+					URL:     url,
+					Format:  fmt.Sprintf("video: %s, audio: %s", videoFormatID, audioFormatID),
+					Error:   fmt.Errorf("%v", r),
+				}
+			}
+		}()
+
+		// Call DownloadVideo (it panics on error instead of returning error)
+		DownloadVideo(outputDir, tempDir, url, DownloadOptions{
+			EmbedThumbnail:   true,
+			IncludeSubtitles: true,
+			VideoFormatID:    videoFormatID,
+			AudioFormatID:    audioFormatID,
+		}, progressChan)
+
+		// If we reach here, download was successful
+		resultChan <- DownloadResult{
+			Success: true,
+			Message: "Video Downloaded Successfully!",
+			URL:     url,
+			Format:  fmt.Sprintf("video: %s, audio: %s", videoFormatID, audioFormatID),
+			Error:   nil,
+		}
+	}()
+
+	// Handle progress and results asynchronously
+	go func() {
+		// First update the original ephemeral message with "Processing..."
+		_, err := s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
+			Content: ptr(fmt.Sprintf("🔄 Processing download...\nURL: %s\nVideo: %s\nAudio: %s", url, videoFormatID, audioFormatID)),
+		})
+		if err != nil {
+			log.Printf("Error updating interaction: %v", err)
+		}
+
+		for {
+			select {
+			case prog, ok := <-progressChan:
+				if !ok {
+					progressChan = nil
+					continue
+				}
+				// Update message w/ phase and real time progress
+				phaseEmoji := "⏬"
+				if prog.Phase == "post-processing" {
+					phaseEmoji = "⚙️"
+				}
+				content := fmt.Sprintf("%s %s\n%s @ %s [eta: %s]\n📄 %s",
+					phaseEmoji,
+					prog.Phase,
+					prog.Status,
+					prog.Percent,
+					prog.ETA,
+					prog.Filename)
+				_, err := s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
+					Content: ptr(content),
+				})
+				if err != nil {
+					log.Printf("Error updating progress: %v", err)
+				}
+			case result := <-resultChan:
+				// Handle completion
+				if result.Success {
+					_, err = s.FollowupMessageCreate(i.Interaction, false, &discordgo.WebhookParams{
+						Content: "📥 Video downloaded: " + result.URL,
+					})
+					if err != nil {
+						log.Printf("Error updating interaction: %v", err)
+					}
+				} else {
+					_, err = s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
+						Content: ptr("❌ Download failed: " + result.Message),
+					})
+					if err != nil {
+						log.Printf("Error updating interaction: %v", err)
+					}
+				}
+				return
+			}
+		}
+	}()
+}

app/go.mod

@@ -2,12 +2,19 @@ module git.dubyatp.xyz/williamp/yt-dlp-bot
 
 go 1.25.2
 
+//replace github.com/lrstanley/go-ytdlp => /home/williamp/go-ytdlp
+
+replace github.com/lrstanley/go-ytdlp => github.com/dubyatp/go-ytdlp v0.0.0-20260213041320-010f95f0f1d3
+
+require (
+	github.com/bwmarrin/discordgo v0.29.0
+	github.com/lrstanley/go-ytdlp v1.2.7
+)
+
 require (
 	github.com/ProtonMail/go-crypto v1.3.0 // indirect
-	github.com/bwmarrin/discordgo v0.29.0 // indirect
 	github.com/cloudflare/circl v1.6.1 // indirect
 	github.com/gorilla/websocket v1.4.2 // indirect
-	github.com/lrstanley/go-ytdlp v1.2.7 // indirect
 	github.com/ulikunitz/xz v0.5.13 // indirect
 	golang.org/x/crypto v0.41.0 // indirect
 	golang.org/x/sys v0.35.0 // indirect

app/go.sum

@@ -4,10 +4,16 @@ github.com/bwmarrin/discordgo v0.29.0 h1:FmWeXFaKUwrcL3Cx65c20bTRW+vOb6k8AnaP+Eg
 github.com/bwmarrin/discordgo v0.29.0/go.mod h1:NJZpH+1AfhIcyQsPeuBKsUtYrRnjkyu0kIVMCHkZtRY=
 github.com/cloudflare/circl v1.6.1 h1:zqIqSPIndyBh1bjLVVDHMPpVKqp8Su/V+6MeDzzQBQ0=
 github.com/cloudflare/circl v1.6.1/go.mod h1:uddAzsPgqdMAYatqJ0lsjX1oECcQLIlRpzZh3pJrofs=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dubyatp/go-ytdlp v0.0.0-20260213041320-010f95f0f1d3 h1:tGzvzV6fSzybhIpwU+wjvjOSq8RBNtHENm+G03E+mgo=
+github.com/dubyatp/go-ytdlp v0.0.0-20260213041320-010f95f0f1d3/go.mod h1:38IL64XM6gULrWtKTiR0+TTNCVbxesNSbTyaFG2CGTI=
 github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
 github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/lrstanley/go-ytdlp v1.2.7 h1:YNDvKkd0OCJSZLZePZvJwcirBCfL8Yw3eCwrTCE5w7Q=
-github.com/lrstanley/go-ytdlp v1.2.7/go.mod h1:38IL64XM6gULrWtKTiR0+TTNCVbxesNSbTyaFG2CGTI=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
 github.com/ulikunitz/xz v0.5.13 h1:ar98gWrjf4H1ev05fYP/o29PDZw9DrI3niHtnEqyuXA=
 github.com/ulikunitz/xz v0.5.13/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 golang.org/x/crypto v0.0.0-20210421170649-83a5a9bb288b/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
@@ -20,3 +26,5 @@ golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

app/main.go

@@ -6,165 +6,26 @@ import (
 	"os"
 	"os/signal"
 	"sort"
-	"sync"
 	"syscall"
 	"time"
 
 	"github.com/bwmarrin/discordgo"
 )
 
-// InteractionState holds the state for a specific interaction
-type InteractionState struct {
-	URL           string
-	FormatOptions *FormatOptions
-	VideoFormatID string
-	AudioFormatID string
-}
-
-// DownloadResult represents the result of an async download operation
-type DownloadResult struct {
-	Success bool
-	Message string
-	URL     string
-	Format  string
-	Error   error
-}
-
-// startAsyncDownload initiates a download in a goroutine and handles progress updates
-func startAsyncDownload(s *discordgo.Session, i *discordgo.InteractionCreate, url, videoFormatID, audioFormatID, outputDir string) {
-	progressChan := make(chan ProgressUpdate, 1)
-	resultChan := make(chan DownloadResult, 1)
-
-	// Start download in goroutine
-	go func() {
-		defer close(resultChan)
-		defer func() {
-			if r := recover(); r != nil {
-				// Handle panic from downloadVideo
-				resultChan <- DownloadResult{
-					Success: false,
-					Message: fmt.Sprintf("Download failed: %v", r),
-					URL:     url,
-					Format:  fmt.Sprintf("video: %s, audio: %s", videoFormatID, audioFormatID),
-					Error:   fmt.Errorf("%v", r),
-				}
-			}
-		}()
-
-		// Call downloadVideo (it panics on error instead of returning error)
-		downloadVideo(outputDir, url, DownloadOptions{
-			EmbedThumbnail:   true,
-			IncludeSubtitles: true,
-			VideoFormatID:    videoFormatID,
-			AudioFormatID:    audioFormatID,
-		}, progressChan)
-
-		// If we reach here, download was successful
-		resultChan <- DownloadResult{
-			Success: true,
-			Message: "Video Downloaded Successfully!",
-			URL:     url,
-			Format:  fmt.Sprintf("video: %s, audio: %s", videoFormatID, audioFormatID),
-			Error:   nil,
-		}
-	}()
-
-	// Handle progress and results asynchronously
-	go func() {
-		// First update the original ephemeral message with "Processing..."
-		_, err := s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
-			Content: ptr(fmt.Sprintf("🔄 Processing download...\nURL: %s\nVideo: %s\nAudio: %s", url, videoFormatID, audioFormatID)),
-		})
-		if err != nil {
-			log.Printf("Error updating interaction: %v", err)
-		}
-
-		for {
-			select {
-			case prog, ok := <-progressChan:
-				if !ok {
-					progressChan = nil
-					continue
-				}
-				// Update message w/ phase and real time progress
-				phaseEmoji := "⏬"
-				if prog.Phase == "post-processing" {
-					phaseEmoji = "⚙️"
-				}
-				content := fmt.Sprintf("%s %s\n%s @ %s [eta: %s]\n📄 %s",
-					phaseEmoji,
-					prog.Phase,
-					prog.Status,
-					prog.Percent,
-					prog.ETA,
-					prog.Filename)
-				_, err := s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
-					Content: ptr(content),
-				})
-				if err != nil {
-					log.Printf("Error updating progress: %v", err)
-				}
-			case result := <-resultChan:
-				// Handle completion
-				if result.Success {
-					_, err = s.FollowupMessageCreate(i.Interaction, false, &discordgo.WebhookParams{
-						Content: "📥 Video downloaded: " + result.URL,
-					})
-					if err != nil {
-						log.Printf("Error updating interaction: %v", err)
-					}
-				} else {
-					_, err = s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
-						Content: ptr("❌ Download failed: " + result.Message),
-					})
-					if err != nil {
-						log.Printf("Error updating interaction: %v", err)
-					}
-				}
-				return
-			}
-		}
-	}()
-}
-
-// Helper function to create string pointer
-func ptr(s string) *string {
-	return &s
-}
-
-// Global state management
-var (
-	interactionStates      = make(map[string]*InteractionState)
-	interactionStatesMutex = sync.RWMutex{}
-)
-
-func getInteractionState(token string) *InteractionState {
-	interactionStatesMutex.RLock()
-	defer interactionStatesMutex.RUnlock()
-	return interactionStates[token]
-}
-
-func setInteractionState(token string, state *InteractionState) {
-	interactionStatesMutex.Lock()
-	defer interactionStatesMutex.Unlock()
-	interactionStates[token] = state
-}
-
-func deleteInteractionState(token string) {
-	interactionStatesMutex.Lock()
-	defer interactionStatesMutex.Unlock()
-	delete(interactionStates, token)
-}
-
 func main() {
 
 	out_dir := os.Getenv("OUT_PATH")
+	temp_dir := os.Getenv("TEMP_PATH")
 	bot_token := os.Getenv("DISCORD_TOKEN")
 
 	if out_dir == "" {
 		panic("No output dir specified")
 	}
 
+	if temp_dir == "" {
+		panic("No temp dir specified")
+	}
+
 	s, err := discordgo.New("Bot " + bot_token)
 	if err != nil {
 		log.Fatalf("Invalid bot parameters: %v", err)
@@ -392,7 +253,7 @@ func main() {
 				go func() {
 					// Small delay to ensure response is sent first
 					time.Sleep(100 * time.Millisecond)
-					startAsyncDownload(s, i, state.URL, state.VideoFormatID, state.AudioFormatID, out_dir)
+					startAsyncDownload(s, i, state.URL, state.VideoFormatID, state.AudioFormatID, out_dir, temp_dir)
 				}()
 
 				// Clean up state after starting download
@@ -631,8 +492,4 @@ func main() {
 	<-sc
 
 	s.Close()
-
-	//var url string = "https://www.youtube.com/watch?v=WpBWSFF03eI"
-
-	//downloadVideo(out_dir, url, DownloadOptions{EmbedThumbnail: true, IncludeSubtitles: true})
 }

app/misc.go

@@ -0,0 +1,6 @@
+package main
+
+// Helper function to create string pointer
+func ptr(s string) *string {
+	return &s
+}

app/state.go

@@ -0,0 +1,27 @@
+package main
+
+import "sync"
+
+// Global state management
+var (
+	interactionStates      = make(map[string]*InteractionState)
+	interactionStatesMutex = sync.RWMutex{}
+)
+
+func getInteractionState(token string) *InteractionState {
+	interactionStatesMutex.RLock()
+	defer interactionStatesMutex.RUnlock()
+	return interactionStates[token]
+}
+
+func setInteractionState(token string, state *InteractionState) {
+	interactionStatesMutex.Lock()
+	defer interactionStatesMutex.Unlock()
+	interactionStates[token] = state
+}
+
+func deleteInteractionState(token string) {
+	interactionStatesMutex.Lock()
+	defer interactionStatesMutex.Unlock()
+	delete(interactionStates, token)
+}

app/types.go

@@ -0,0 +1,60 @@
+package main
+
+import (
+	"time"
+
+	"github.com/lrstanley/go-ytdlp"
+)
+
+type DownloadOptions struct {
+	EmbedThumbnail   bool
+	IncludeSubtitles bool
+	VideoFormatID    string
+	AudioFormatID    string
+}
+
+type VideoOption struct {
+	Height     *int     `json:"height,omitempty"`
+	Resolution string   `json:"resolution,omitempty"`
+	FormatID   string   `json:"format_id"`
+	Ext        string   `json:"ext"`
+	TBR        *float64 `json:"tbr,omitempty"`
+}
+
+type AudioOption struct {
+	Format   string   `json:"format"`
+	FormatID string   `json:"format_id"`
+	Ext      string   `json:"ext"`
+	TBR      *float64 `json:"tbr,omitempty"`
+	Language *string  `json:"language,omitempty"`
+}
+
+type FormatOptions struct {
+	VideoOptions []VideoOption `json:"video_options"`
+	AudioOptions []AudioOption `json:"audio_options"`
+}
+
+type ProgressUpdate struct {
+	Status   ytdlp.ProgressStatus
+	Percent  string
+	ETA      time.Duration
+	Filename string
+	Phase    string
+}
+
+// InteractionState holds the state for a specific interaction
+type InteractionState struct {
+	URL           string
+	FormatOptions *FormatOptions
+	VideoFormatID string
+	AudioFormatID string
+}
+
+// DownloadResult represents the result of an async download operation
+type DownloadResult struct {
+	Success bool
+	Message string
+	URL     string
+	Format  string
+	Error   error
+}

app/ytdlp.go

@@ -3,49 +3,17 @@ package main
 import (
 	"context"
 	"encoding/json"
+	"os"
 	"time"
 
 	"github.com/lrstanley/go-ytdlp"
 )
 
-type DownloadOptions struct {
-	EmbedThumbnail   bool
-	IncludeSubtitles bool
-	VideoFormatID    string
-	AudioFormatID    string
-}
-
-type VideoOption struct {
-	Height     *int     `json:"height,omitempty"`
-	Resolution string   `json:"resolution,omitempty"`
-	FormatID   string   `json:"format_id"`
-	Ext        string   `json:"ext"`
-	TBR        *float64 `json:"tbr,omitempty"`
-}
-
-type AudioOption struct {
-	Format   string   `json:"format"`
-	FormatID string   `json:"format_id"`
-	Ext      string   `json:"ext"`
-	TBR      *float64 `json:"tbr,omitempty"`
-	Language *string  `json:"language,omitempty"`
-}
-
-type FormatOptions struct {
-	VideoOptions []VideoOption `json:"video_options"`
-	AudioOptions []AudioOption `json:"audio_options"`
-}
-
-type ProgressUpdate struct {
-	Status   ytdlp.ProgressStatus
-	Percent  string
-	ETA      time.Duration
-	Filename string
-	Phase    string
-}
+var ytdlpBinary = os.Getenv("YTDLP_BIN")
 
 func GetFormats(url string) (*FormatOptions, error) {
 	dl := ytdlp.New().
+		SetExecutable(ytdlpBinary).
 		SkipDownload().
 		DumpJSON()
 
@@ -127,13 +95,18 @@ func GetFormats(url string) (*FormatOptions, error) {
 	return formatOpts, nil
 }
 
-func downloadVideo(out_dir, url string, opts DownloadOptions, progressChan chan<- ProgressUpdate) {
+func DownloadVideo(out_dir, temp_dir, url string, opts DownloadOptions, progressChan chan<- ProgressUpdate) {
 	defer close(progressChan)
 
+	homePath := "home:" + out_dir
+	tempPath := "temp:" + temp_dir
+
 	var lastPhase string
 
 	dl := ytdlp.New().
-		SetWorkDir(out_dir).
+		SetExecutable(ytdlpBinary).
+		Paths(homePath).
+		Paths(tempPath).
 		RecodeVideo("mp4").
 		ProgressFunc(100*time.Millisecond, func(prog ytdlp.ProgressUpdate) {
 			// Detect phase transition -- differentiate "downloading" as the main download

flake.nix

@@ -46,6 +46,8 @@
                         .venv/bin/pip install -r ./app/requirements.txt
                         source .venv/bin/activate
                     fi
+
+                    export YTDLP_BIN=${pkgs.lib.getExe pkgs.yt-dlp}
                 '';
             };
         });