fix: resolve push command corrupted image import and unify command structure

commit: bd2cd5eea206916a5268181c652aa7436403d9a7
author: Brice · 1y ago · 2024-11-19 20:15 UTC
committer: Brice · 1y ago · 2024-11-19 17:33 UTC
parent: cd319cd
signature: unsigned

5 files · +284 -153

M internal/cli/cmd/deploy.go +2 -2


@@ -44,7 +44,7 @@ func NewDeployCommand(a cli.App) cobra.Command {
44	44		imageName := args[0]
45	45		log.Info("Pushing image", "image", imageName)
46	46
47		-	if err := validateInputs(imageName, port, targetDomain); err != nil {
	47	+	if err := validateDeployInputs(imageName, port, targetDomain); err != nil {
48	48		log.Error("Validation failed", "error", err)
49	49		return
50	50		}

@@ -208,7 +208,7 @@ func waitForDeployment(domain string, containerID string) error {
208	208		return fmt.Errorf("deployment not ready after %d attempts", maxRetries)
209	209		}
210	210
211		-	func validateInputs(imageName, port, targetDomain string) error {
	211	+	func validateDeployInputs(imageName, port, targetDomain string) error {
212	212		if err := handler.ValidateImageName(imageName); err != nil {
213	213		return err
214	214		}


@@ -44,7 +44,7 @@ func NewDeployCommand(a cli.App) cobra.Command {
44		imageName := args[0]	44		imageName := args[0]
45		log.Info("Pushing image", "image", imageName)	45		log.Info("Pushing image", "image", imageName)
46			46
47	-	if err := validateInputs(imageName, port, targetDomain); err != nil {	47	+	if err := validateDeployInputs(imageName, port, targetDomain); err != nil {
48		log.Error("Validation failed", "error", err)	48		log.Error("Validation failed", "error", err)
49		return	49		return
50		}	50		}

@@ -208,7 +208,7 @@ func waitForDeployment(domain string, containerID string) error {
208		return fmt.Errorf("deployment not ready after %d attempts", maxRetries)	208		return fmt.Errorf("deployment not ready after %d attempts", maxRetries)
209		}	209		}
210			210
211	-	func validateInputs(imageName, port, targetDomain string) error {	211	+	func validateDeployInputs(imageName, port, targetDomain string) error {
212		if err := handler.ValidateImageName(imageName); err != nil {	212		if err := handler.ValidateImageName(imageName); err != nil {
213		return err	213		return err
214		}	214		}

M internal/cli/cmd/push.go +44 -58

@@ -1,17 +1,19 @@
1	1		package cmd
2	2
3	3		import (
	4	+	"bytes"
4	5		"context"
5	6		"encoding/json"
6	7		"fmt"
	8	+	"io"
7	9		"net/http"
8	10		"os"
9	11		"strings"
	12	+	"time"
10	13
11	14		"github.com/bnema/gordon/internal/cli"
12	15		"github.com/bnema/gordon/internal/cli/handler"
13	16		"github.com/bnema/gordon/internal/common"
14		-	"github.com/bnema/gordon/pkg/docker"
15	17		"github.com/charmbracelet/log"
16	18		"github.com/spf13/cobra"
17	19		)

@@ -38,8 +40,23 @@ func NewPushCommand(a cli.App) cobra.Command {
38	40		imageName := args[0]
39	41		log.Info("Pushing image", "image", imageName)
40	42
41		-	if err := pushImage(a, imageName); err != nil {
42		-	log.Error("Push failed", "error", err)
	43	+	if err := validatePushInputs(imageName); err != nil {
	44	+	log.Error("Validation failed", "error", err)
	45	+	return
	46	+	}
	47	+
	48	+	reader, actualSize, err := handler.ExportDockerImage(imageName)
	49	+	if err != nil {
	50	+	log.Error("Error exporting image", "error", err)
	51	+	return
	52	+	}
	53	+	defer reader.Close()
	54	+
	55	+	sizeInMB := float64(actualSize) / 1024 / 1024
	56	+
	57	+	log.Info("Image exported successfully", "image", imageName, "size", fmt.Sprintf("%.2fMB", sizeInMB))
	58	+
	59	+	if err := pushImage(a, reader, imageName); err != nil {
43	60		os.Exit(1)
44	61		}
45	62		},

@@ -50,74 +67,36 @@ func NewPushCommand(a cli.App) cobra.Command {
50	67		return pushCmd
51	68		}
52	69
53		-	func pushImage(a *cli.App, imageName string) error {
	70	+	func pushImage(a *cli.App, reader io.Reader, imageName string) error {
54	71		// Check authentication early
55	72		if err := handler.CheckAndRefreshAuth(a); err != nil {
56	73		log.Error("Authentication check failed", "error", err)
57	74		return err
58	75		}
59	76
60		-	if err := handler.ValidateImageName(imageName); err != nil {
61		-	return fmt.Errorf("invalid image name: %w", err)
62		-	}
63		-
64		-	handler.EnsureImageTag(&imageName)
65		-
66		-	reader, actualSize, err := handler.ExportDockerImage(imageName)
67		-	if err != nil {
68		-	return fmt.Errorf("error exporting image: %w", err)
69		-	}
70		-	defer reader.Close()
71		-
72		-	_, err = docker.GetImageIDByName(imageName)
	77	+	var buf bytes.Buffer
	78	+	size, err := io.Copy(&buf, reader)
73	79		if err != nil {
74		-	return fmt.Errorf("failed to get image ID: %w", err)
	80	+	return fmt.Errorf("failed to read image data: %w", err)
75	81		}
76	82
77		-	sizeInMB := float64(actualSize) / 1024 / 1024
78		-	log.Info("Image exported successfully",
	83	+	imageReader := bytes.NewReader(buf.Bytes())
	84	+	sizeInMB := float64(size) / 1024 / 1024
	85	+	log.Info("Attempting to push...",
79	86		"image", imageName,
80		-	"size", fmt.Sprintf("%.2fMB", sizeInMB))
81		-
82		-	var resp *handler.Response
83		-
84		-	// Use chunked endpoint if image is larger than 10MB
85		-	if sizeInMB > 10 {
86		-	chunkedClient := handler.NewChunkedClient(a)
87		-	if chunkedClient == nil {
88		-	return fmt.Errorf("failed to initialize chunked client - authentication issue")
89		-	}
90		-
91		-	ctx := context.Background()
92		-	headers := make(http.Header)
93		-	// Add any necessary headers here
94		-	headers.Set("Content-Type", "application/octet-stream")
95		-
96		-	var err error
97		-	resp, err = chunkedClient.SendFileAsChunks(ctx, "/push/chunked", headers, reader, actualSize, imageName)
98		-	if err != nil {
99		-	return fmt.Errorf("chunked transfer failed: %w", err)
100		-	}
101		-	} else {
102		-	// Use regular push endpoint for smaller images
103		-	reqPayload := common.RequestPayload{
104		-	Type: "push",
105		-	Payload: common.PushPayload{
106		-	ImageName: imageName,
107		-	Data: reader,
108		-	},
109		-	}
110		-	var err error
111		-	resp, err = handler.SendHTTPRequest(a, &reqPayload, "POST", "/push")
112		-	if err != nil {
113		-	return fmt.Errorf("regular push failed: %w", err)
114		-	}
115		-	}
	87	+	"size", fmt.Sprintf("%.2fMB", sizeInMB),
	88	+	)
116	89
117		-	if resp == nil {
118		-	return fmt.Errorf("received nil response from server")
	90	+	headers := http.Header{
	91	+	"X-Image-Name": {imageName},
	92	+	"Content-Type": {"application/octet-stream"},
119	93		}
120	94
	95	+	chunkedClient := handler.NewChunkedClient(a)
	96	+	ctx, cancel := context.WithTimeout(context.Background(), 60*time.Minute)
	97	+	defer cancel()
	98	+
	99	+	resp, err := chunkedClient.SendFileAsChunks(ctx, "/push/chunked", headers, imageReader, size, imageName)
121	100		var pushResponse common.PushResponse
122	101		if err := json.Unmarshal(resp.Body, &pushResponse); err != nil {
123	102		log.Error("Error parsing response", "error", err)

@@ -139,3 +118,10 @@ func pushImage(a *cli.App, imageName string) error {
139	118
140	119		return nil
141	120		}
	121	+
	122	+	func validatePushInputs(imageName string) error {
	123	+	if err := handler.ValidateImageName(imageName); err != nil {
	124	+	return err
	125	+	}
	126	+	return handler.EnsureImageTag(&imageName)
	127	+	}

@@ -1,17 +1,19 @@
1		package cmd	1		package cmd
2			2
3		import (	3		import (
			4	+	"bytes"
4		"context"	5		"context"
5		"encoding/json"	6		"encoding/json"
6		"fmt"	7		"fmt"
			8	+	"io"
7		"net/http"	9		"net/http"
8		"os"	10		"os"
9		"strings"	11		"strings"
			12	+	"time"
10			13
11		"github.com/bnema/gordon/internal/cli"	14		"github.com/bnema/gordon/internal/cli"
12		"github.com/bnema/gordon/internal/cli/handler"	15		"github.com/bnema/gordon/internal/cli/handler"
13		"github.com/bnema/gordon/internal/common"	16		"github.com/bnema/gordon/internal/common"
14	-	"github.com/bnema/gordon/pkg/docker"
15		"github.com/charmbracelet/log"	17		"github.com/charmbracelet/log"
16		"github.com/spf13/cobra"	18		"github.com/spf13/cobra"
17		)	19		)

@@ -38,8 +40,23 @@ func NewPushCommand(a cli.App) cobra.Command {
38		imageName := args[0]	40		imageName := args[0]
39		log.Info("Pushing image", "image", imageName)	41		log.Info("Pushing image", "image", imageName)
40			42
41	-	if err := pushImage(a, imageName); err != nil {	43	+	if err := validatePushInputs(imageName); err != nil {
42	-	log.Error("Push failed", "error", err)	44	+	log.Error("Validation failed", "error", err)
			45	+	return
			46	+	}
			47	+
			48	+	reader, actualSize, err := handler.ExportDockerImage(imageName)
			49	+	if err != nil {
			50	+	log.Error("Error exporting image", "error", err)
			51	+	return
			52	+	}
			53	+	defer reader.Close()
			54	+
			55	+	sizeInMB := float64(actualSize) / 1024 / 1024
			56	+
			57	+	log.Info("Image exported successfully", "image", imageName, "size", fmt.Sprintf("%.2fMB", sizeInMB))
			58	+
			59	+	if err := pushImage(a, reader, imageName); err != nil {
43		os.Exit(1)	60		os.Exit(1)
44		}	61		}
45		},	62		},

@@ -50,74 +67,36 @@ func NewPushCommand(a cli.App) cobra.Command {
50		return pushCmd	67		return pushCmd
51		}	68		}
52			69
53	-	func pushImage(a *cli.App, imageName string) error {	70	+	func pushImage(a *cli.App, reader io.Reader, imageName string) error {
54		// Check authentication early	71		// Check authentication early
55		if err := handler.CheckAndRefreshAuth(a); err != nil {	72		if err := handler.CheckAndRefreshAuth(a); err != nil {
56		log.Error("Authentication check failed", "error", err)	73		log.Error("Authentication check failed", "error", err)
57		return err	74		return err
58		}	75		}
59			76
60	-	if err := handler.ValidateImageName(imageName); err != nil {	77	+	var buf bytes.Buffer
61	-	return fmt.Errorf("invalid image name: %w", err)	78	+	size, err := io.Copy(&buf, reader)
62	-	}
63	-
64	-	handler.EnsureImageTag(&imageName)
65	-
66	-	reader, actualSize, err := handler.ExportDockerImage(imageName)
67	-	if err != nil {
68	-	return fmt.Errorf("error exporting image: %w", err)
69	-	}
70	-	defer reader.Close()
71	-
72	-	_, err = docker.GetImageIDByName(imageName)
73		if err != nil {	79		if err != nil {
74	-	return fmt.Errorf("failed to get image ID: %w", err)	80	+	return fmt.Errorf("failed to read image data: %w", err)
75		}	81		}
76			82
77	-	sizeInMB := float64(actualSize) / 1024 / 1024	83	+	imageReader := bytes.NewReader(buf.Bytes())
78	-	log.Info("Image exported successfully",	84	+	sizeInMB := float64(size) / 1024 / 1024
			85	+	log.Info("Attempting to push...",
79		"image", imageName,	86		"image", imageName,
80	-	"size", fmt.Sprintf("%.2fMB", sizeInMB))	87	+	"size", fmt.Sprintf("%.2fMB", sizeInMB),
81	-		88	+	)
82	-	var resp *handler.Response
83	-
84	-	// Use chunked endpoint if image is larger than 10MB
85	-	if sizeInMB > 10 {
86	-	chunkedClient := handler.NewChunkedClient(a)
87	-	if chunkedClient == nil {
88	-	return fmt.Errorf("failed to initialize chunked client - authentication issue")
89	-	}
90	-
91	-	ctx := context.Background()
92	-	headers := make(http.Header)
93	-	// Add any necessary headers here
94	-	headers.Set("Content-Type", "application/octet-stream")
95	-
96	-	var err error
97	-	resp, err = chunkedClient.SendFileAsChunks(ctx, "/push/chunked", headers, reader, actualSize, imageName)
98	-	if err != nil {
99	-	return fmt.Errorf("chunked transfer failed: %w", err)
100	-	}
101	-	} else {
102	-	// Use regular push endpoint for smaller images
103	-	reqPayload := common.RequestPayload{
104	-	Type: "push",
105	-	Payload: common.PushPayload{
106	-	ImageName: imageName,
107	-	Data: reader,
108	-	},
109	-	}
110	-	var err error
111	-	resp, err = handler.SendHTTPRequest(a, &reqPayload, "POST", "/push")
112	-	if err != nil {
113	-	return fmt.Errorf("regular push failed: %w", err)
114	-	}
115	-	}
116			89
117	-	if resp == nil {	90	+	headers := http.Header{
118	-	return fmt.Errorf("received nil response from server")	91	+	"X-Image-Name": {imageName},
			92	+	"Content-Type": {"application/octet-stream"},
119		}	93		}
120			94
			95	+	chunkedClient := handler.NewChunkedClient(a)
			96	+	ctx, cancel := context.WithTimeout(context.Background(), 60*time.Minute)
			97	+	defer cancel()
			98	+
			99	+	resp, err := chunkedClient.SendFileAsChunks(ctx, "/push/chunked", headers, imageReader, size, imageName)
121		var pushResponse common.PushResponse	100		var pushResponse common.PushResponse
122		if err := json.Unmarshal(resp.Body, &pushResponse); err != nil {	101		if err := json.Unmarshal(resp.Body, &pushResponse); err != nil {
123		log.Error("Error parsing response", "error", err)	102		log.Error("Error parsing response", "error", err)

@@ -139,3 +118,10 @@ func pushImage(a *cli.App, imageName string) error {
139			118
140		return nil	119		return nil
141		}	120		}
			121	+
			122	+	func validatePushInputs(imageName string) error {
			123	+	if err := handler.ValidateImageName(imageName); err != nil {
			124	+	return err
			125	+	}
			126	+	return handler.EnsureImageTag(&imageName)
			127	+	}

M internal/httpserve/handlers/endpoint_deploy.go +37 -8


@@ -164,6 +164,27 @@ func handleChunkedDeploy(c echo.Context, a *server.App, metadataStr string) erro
164	164		})
165	165		}
166	166
	167	+	// Add chunk validation
	168	+	if len(chunkData) == 0 {
	169	+	log.Error("Received empty chunk")
	170	+	return sendJSONResponse(c, http.StatusBadRequest, DeployResponse{
	171	+	Success: false,
	172	+	Message: "Received empty chunk",
	173	+	})
	174	+	}
	175	+
	176	+	// Verify chunk size matches metadata
	177	+	if int64(len(chunkData)) != metadata.ChunkSize {
	178	+	log.Error("Chunk size mismatch",
	179	+	"expected", metadata.ChunkSize,
	180	+	"received", len(chunkData))
	181	+	return sendJSONResponse(c, http.StatusBadRequest, DeployResponse{
	182	+	Success: false,
	183	+	Message: fmt.Sprintf("Chunk size mismatch: expected %d, got %d",
	184	+	metadata.ChunkSize, len(chunkData)),
	185	+	})
	186	+	}
	187	+
167	188		// Store the complete chunk
168	189		chunkStore.chunks[metadata.TransferID][metadata.ChunkNumber] = chunkData
169	190		chunkStore.mu.Unlock()

@@ -188,25 +209,25 @@ func processCompleteChunkedDeployTansfert(c echo.Context, a *server.App, transfe
188	209		// Get transfer data
189	210		metadata, chunks, err := getTransferData(transferID)
190	211		if err != nil {
191		-	return sendErrorResponse(c, "Failed to get transfer data", err)
	212	+	return sendDeployErrorResponse(c, "Failed to get transfer data", err)
192	213		}
193	214
194	215		// Create temporary directory for processing
195	216		tmpDir, err := os.MkdirTemp("", "docker-deploy-*")
196	217		if err != nil {
197		-	return sendErrorResponse(c, "Failed to create temp directory", err)
	218	+	return sendDeployErrorResponse(c, "Failed to create temp directory", err)
198	219		}
199	220		defer os.RemoveAll(tmpDir)
200	221
201	222		tmpFile, err := os.Create(filepath.Join(tmpDir, "image.tar"))
202	223		if err != nil {
203		-	return sendErrorResponse(c, "Failed to create temp file", err)
	224	+	return sendDeployErrorResponse(c, "Failed to create temp file", err)
204	225		}
205	226		defer tmpFile.Close()
206	227
207	228		// Write chunks to file
208	229		if err := writeChunksToFile(tmpFile, chunks, metadata.TotalChunks); err != nil {
209		-	return sendErrorResponse(c, "Failed to write chunks", err)
	230	+	return sendDeployErrorResponse(c, "Failed to write chunks", err)
210	231		}
211	232
212	233		// Get deployment-specific headers

@@ -215,7 +236,7 @@ func processCompleteChunkedDeployTansfert(c echo.Context, a *server.App, transfe
215	236		imageName := c.Request().Header.Get("X-Image-Name")
216	237
217	238		if port == "" \|\| targetDomain == "" \|\| imageName == "" {
218		-	return sendErrorResponse(c, "Missing required deployment parameters",
	239	+	return sendDeployErrorResponse(c, "Missing required deployment parameters",
219	240		fmt.Errorf("port: %s, domain: %s, image: %s", port, targetDomain, imageName))
220	241		}
221	242

@@ -224,7 +245,7 @@ func processCompleteChunkedDeployTansfert(c echo.Context, a *server.App, transfe
224	245		containerName := strings.Split(cleanDomain, ".")[0]
225	246
226	247		if containerName == "" {
227		-	return sendErrorResponse(c, "Invalid target domain",
	248	+	return sendDeployErrorResponse(c, "Invalid target domain",
228	249		fmt.Errorf("couldn't extract container name from domain: %s", targetDomain))
229	250		}
230	251

@@ -259,7 +280,7 @@ func processCompleteChunkedDeployTansfert(c echo.Context, a *server.App, transfe
259	280		RawResponse: err.Error(),
260	281		})
261	282		}
262		-	return sendErrorResponse(c, "Failed to import image", err)
	283	+	return sendDeployErrorResponse(c, "Failed to import image", err)
263	284		}
264	285
265	286		// Prepare deployment payload

@@ -285,7 +306,7 @@ func processCompleteChunkedDeployTansfert(c echo.Context, a *server.App, transfe
285	306		})
286	307		}
287	308
288		-	return sendErrorResponse(c, "Failed to create or start container", err)
	309	+	return sendDeployErrorResponse(c, "Failed to create or start container", err)
289	310		}
290	311
291	312		// Cleanup transfer data

@@ -305,6 +326,14 @@ func processCompleteChunkedDeployTansfert(c echo.Context, a *server.App, transfe
305	326		})
306	327		}
307	328
	329	+	func sendDeployErrorResponse(c echo.Context, message string, err error) error {
	330	+	log.Error(message, "error", err)
	331	+	return sendJSONResponse(c, http.StatusInternalServerError, DeployResponse{
	332	+	Success: false,
	333	+	Message: message,
	334	+	})
	335	+	}
	336	+
308	337		// func waitForDeployment(domain string, containerID string) error {
309	338		// client := &http.Client{Timeout: 10 * time.Second}
310	339		// maxRetries := 10

 		})
 	}
+	// Add chunk validation
+	if len(chunkData) == 0 {
+		log.Error("Received empty chunk")
+		return sendJSONResponse(c, http.StatusBadRequest, DeployResponse{
+			Success: false,
+			Message: "Received empty chunk",
+		})
+	}
+	// Verify chunk size matches metadata
+	if int64(len(chunkData)) != metadata.ChunkSize {
+		log.Error("Chunk size mismatch",
+			"expected", metadata.ChunkSize,
+			"received", len(chunkData))
+		return sendJSONResponse(c, http.StatusBadRequest, DeployResponse{
+			Success: false,
+			Message: fmt.Sprintf("Chunk size mismatch: expected %d, got %d",
+				metadata.ChunkSize, len(chunkData)),
+		})
+	}
 	// Store the complete chunk
 	chunkStore.chunks[metadata.TransferID][metadata.ChunkNumber] = chunkData
 	chunkStore.mu.Unlock()
 	// Get transfer data
 	metadata, chunks, err := getTransferData(transferID)
 	if err != nil {
-		return sendErrorResponse(c, "Failed to get transfer data", err)
+		return sendDeployErrorResponse(c, "Failed to get transfer data", err)
 	}
 	// Create temporary directory for processing
 	tmpDir, err := os.MkdirTemp("", "docker-deploy-*")
 	if err != nil {
-		return sendErrorResponse(c, "Failed to create temp directory", err)
+		return sendDeployErrorResponse(c, "Failed to create temp directory", err)
 	}
 	defer os.RemoveAll(tmpDir)
 	tmpFile, err := os.Create(filepath.Join(tmpDir, "image.tar"))
 	if err != nil {
-		return sendErrorResponse(c, "Failed to create temp file", err)
+		return sendDeployErrorResponse(c, "Failed to create temp file", err)
 	}
 	defer tmpFile.Close()
 	// Write chunks to file
 	if err := writeChunksToFile(tmpFile, chunks, metadata.TotalChunks); err != nil {
-		return sendErrorResponse(c, "Failed to write chunks", err)
+		return sendDeployErrorResponse(c, "Failed to write chunks", err)
 	}
 	// Get deployment-specific headers
 	imageName := c.Request().Header.Get("X-Image-Name")
 	if port == "" || targetDomain == "" || imageName == "" {
-		return sendErrorResponse(c, "Missing required deployment parameters",
+		return sendDeployErrorResponse(c, "Missing required deployment parameters",
 			fmt.Errorf("port: %s, domain: %s, image: %s", port, targetDomain, imageName))
 	}
 	containerName := strings.Split(cleanDomain, ".")[0]
 	if containerName == "" {
-		return sendErrorResponse(c, "Invalid target domain",
+		return sendDeployErrorResponse(c, "Invalid target domain",
 			fmt.Errorf("couldn't extract container name from domain: %s", targetDomain))
 	}
 				RawResponse: err.Error(),
 			})
 		}
-		return sendErrorResponse(c, "Failed to import image", err)
+		return sendDeployErrorResponse(c, "Failed to import image", err)
 	}
 	// Prepare deployment payload
 			})
 		}
-		return sendErrorResponse(c, "Failed to create or start container", err)
+		return sendDeployErrorResponse(c, "Failed to create or start container", err)
 	}
 	// Cleanup transfer data
 	})
 }
+func sendDeployErrorResponse(c echo.Context, message string, err error) error {
+	log.Error(message, "error", err)
+	return sendJSONResponse(c, http.StatusInternalServerError, DeployResponse{
+		Success: false,
+		Message: message,
+	})
+}
 // func waitForDeployment(domain string, containerID string) error {
 // 	client := &http.Client{Timeout: 10 * time.Second}
 // 	maxRetries := 10

M internal/httpserve/handlers/endpoint_helpers.go +103 -13


@@ -2,9 +2,12 @@
2	2		package handlers
3	3
4	4		import (
	5	+	"bytes"
5	6		"errors"
6	7		"fmt"
	8	+	"io"
7	9		"net/http"
	10	+	"os"
8	11		"regexp"
9	12		"sync"
10	13		"time"

@@ -100,19 +103,6 @@ func GetInfos(c echo.Context, a *server.App) error {
100	103		return sendJSONResponse(c, http.StatusOK, info)
101	104		}
102	105
103		-	// validateAndPreparePushPayload validates and prepares the push payload
104		-	func validateAndPreparePushPayload(c echo.Context) (*common.PushPayload, error) {
105		-	payload := &common.PushPayload{
106		-	ImageName: c.Request().Header.Get("X-Image-Name"),
107		-	}
108		-
109		-	if payload.ImageName == "" {
110		-	return nil, errors.New("invalid image name")
111		-	}
112		-
113		-	return payload, nil
114		-	}
115		-
116	106		// validateAndPrepareDeployPayload validates and prepares the deploy payload
117	107		func validateAndPrepareDeployPayload(c echo.Context) (*common.DeployPayload, error) {
118	108		payload := &common.DeployPayload{

@@ -353,3 +343,103 @@ func extractContainerID(errorMessage string) string {
353	343		func storeIDMapping(shortID, fullID string) {
354	344		safelyInteractWithIDMap(Update, shortID, fullID)
355	345		}
	346	+
	347	+	func writeChunksToFile(file *os.File, chunks map[int][]byte, totalChunks int) error {
	348	+	// Validate input parameters
	349	+	if file == nil {
	350	+	return errors.New("nil file handle provided")
	351	+	}
	352	+	if len(chunks) == 0 {
	353	+	return errors.New("no chunks provided")
	354	+	}
	355	+	if totalChunks <= 0 {
	356	+	return fmt.Errorf("invalid total chunks count: %d", totalChunks)
	357	+	}
	358	+
	359	+	// Verify we have all chunks before starting
	360	+	if len(chunks) != totalChunks {
	361	+	return fmt.Errorf("chunk count mismatch: got %d, expected %d", len(chunks), totalChunks)
	362	+	}
	363	+
	364	+	// Calculate total expected size
	365	+	var totalSize int64
	366	+	for _, chunk := range chunks {
	367	+	totalSize += int64(len(chunk))
	368	+	}
	369	+
	370	+	log.Debug("Starting chunk assembly",
	371	+	"totalChunks", totalChunks,
	372	+	"totalSize", fmt.Sprintf("%.2f MB", float64(totalSize)/(1024*1024)))
	373	+
	374	+	// First, seek to the beginning of the file
	375	+	if _, err := file.Seek(0, 0); err != nil {
	376	+	return fmt.Errorf("failed to seek to beginning: %w", err)
	377	+	}
	378	+
	379	+	// Create a temporary buffer with capacity hint
	380	+	tempBuffer := bytes.NewBuffer(make([]byte, 0, totalSize))
	381	+
	382	+	// Write chunks in order with validation
	383	+	for i := 0; i < totalChunks; i++ {
	384	+	chunk, exists := chunks[i]
	385	+	if !exists {
	386	+	return fmt.Errorf("missing chunk %d", i)
	387	+	}
	388	+
	389	+	if len(chunk) == 0 {
	390	+	return fmt.Errorf("empty chunk found at index %d", i)
	391	+	}
	392	+
	393	+	n, err := tempBuffer.Write(chunk)
	394	+	if err != nil {
	395	+	return fmt.Errorf("failed to write chunk %d to buffer: %w", i, err)
	396	+	}
	397	+	if n != len(chunk) {
	398	+	return fmt.Errorf("incomplete chunk write: wrote %d of %d bytes for chunk %d",
	399	+	n, len(chunk), i)
	400	+	}
	401	+	}
	402	+
	403	+	// Verify buffer size matches expected total
	404	+	if int64(tempBuffer.Len()) != totalSize {
	405	+	return fmt.Errorf("buffer size mismatch: got %d, expected %d",
	406	+	tempBuffer.Len(), totalSize)
	407	+	}
	408	+
	409	+	// Write the complete buffer to file
	410	+	written, err := io.Copy(file, tempBuffer)
	411	+	if err != nil {
	412	+	return fmt.Errorf("failed to write buffer to file: %w", err)
	413	+	}
	414	+	if written != totalSize {
	415	+	return fmt.Errorf("file write size mismatch: wrote %d, expected %d",
	416	+	written, totalSize)
	417	+	}
	418	+
	419	+	// Ensure all data is written to disk
	420	+	if err := file.Sync(); err != nil {
	421	+	return fmt.Errorf("failed to sync file: %w", err)
	422	+	}
	423	+
	424	+	// Reset file pointer to beginning
	425	+	if _, err := file.Seek(0, 0); err != nil {
	426	+	return fmt.Errorf("failed to reset file pointer: %w", err)
	427	+	}
	428	+
	429	+	log.Debug("Chunk assembly completed successfully",
	430	+	"totalBytesWritten", written,
	431	+	"sizeInMB", fmt.Sprintf("%.2f MB", float64(written)/(1024*1024)))
	432	+
	433	+	return nil
	434	+	}
	435	+
	436	+	func getTransferData(transferID string) (*ChunkMetadata, map[int][]byte, error) {
	437	+	chunkStore.mu.Lock()
	438	+	defer chunkStore.mu.Unlock()
	439	+
	440	+	metadata := chunkStore.metadata[transferID]
	441	+	if metadata == nil {
	442	+	return nil, nil, fmt.Errorf("transfer metadata not found")
	443	+	}
	444	+	return metadata, chunkStore.chunks[transferID], nil
	445	+	}


@@ -2,9 +2,12 @@
2		package handlers	2		package handlers
3			3
4		import (	4		import (
			5	+	"bytes"
5		"errors"	6		"errors"
6		"fmt"	7		"fmt"
			8	+	"io"
7		"net/http"	9		"net/http"
			10	+	"os"
8		"regexp"	11		"regexp"
9		"sync"	12		"sync"
10		"time"	13		"time"

@@ -100,19 +103,6 @@ func GetInfos(c echo.Context, a *server.App) error {
100		return sendJSONResponse(c, http.StatusOK, info)	103		return sendJSONResponse(c, http.StatusOK, info)
101		}	104		}
102			105
103	-	// validateAndPreparePushPayload validates and prepares the push payload
104	-	func validateAndPreparePushPayload(c echo.Context) (*common.PushPayload, error) {
105	-	payload := &common.PushPayload{
106	-	ImageName: c.Request().Header.Get("X-Image-Name"),
107	-	}
108	-
109	-	if payload.ImageName == "" {
110	-	return nil, errors.New("invalid image name")
111	-	}
112	-
113	-	return payload, nil
114	-	}
115	-
116		// validateAndPrepareDeployPayload validates and prepares the deploy payload	106		// validateAndPrepareDeployPayload validates and prepares the deploy payload
117		func validateAndPrepareDeployPayload(c echo.Context) (*common.DeployPayload, error) {	107		func validateAndPrepareDeployPayload(c echo.Context) (*common.DeployPayload, error) {
118		payload := &common.DeployPayload{	108		payload := &common.DeployPayload{

@@ -353,3 +343,103 @@ func extractContainerID(errorMessage string) string {
353		func storeIDMapping(shortID, fullID string) {	343		func storeIDMapping(shortID, fullID string) {
354		safelyInteractWithIDMap(Update, shortID, fullID)	344		safelyInteractWithIDMap(Update, shortID, fullID)
355		}	345		}
			346	+
			347	+	func writeChunksToFile(file *os.File, chunks map[int][]byte, totalChunks int) error {
			348	+	// Validate input parameters
			349	+	if file == nil {
			350	+	return errors.New("nil file handle provided")
			351	+	}
			352	+	if len(chunks) == 0 {
			353	+	return errors.New("no chunks provided")
			354	+	}
			355	+	if totalChunks <= 0 {
			356	+	return fmt.Errorf("invalid total chunks count: %d", totalChunks)
			357	+	}
			358	+
			359	+	// Verify we have all chunks before starting
			360	+	if len(chunks) != totalChunks {
			361	+	return fmt.Errorf("chunk count mismatch: got %d, expected %d", len(chunks), totalChunks)
			362	+	}
			363	+
			364	+	// Calculate total expected size
			365	+	var totalSize int64
			366	+	for _, chunk := range chunks {
			367	+	totalSize += int64(len(chunk))
			368	+	}
			369	+
			370	+	log.Debug("Starting chunk assembly",
			371	+	"totalChunks", totalChunks,
			372	+	"totalSize", fmt.Sprintf("%.2f MB", float64(totalSize)/(1024*1024)))
			373	+
			374	+	// First, seek to the beginning of the file
			375	+	if _, err := file.Seek(0, 0); err != nil {
			376	+	return fmt.Errorf("failed to seek to beginning: %w", err)
			377	+	}
			378	+
			379	+	// Create a temporary buffer with capacity hint
			380	+	tempBuffer := bytes.NewBuffer(make([]byte, 0, totalSize))
			381	+
			382	+	// Write chunks in order with validation
			383	+	for i := 0; i < totalChunks; i++ {
			384	+	chunk, exists := chunks[i]
			385	+	if !exists {
			386	+	return fmt.Errorf("missing chunk %d", i)
			387	+	}
			388	+
			389	+	if len(chunk) == 0 {
			390	+	return fmt.Errorf("empty chunk found at index %d", i)
			391	+	}
			392	+
			393	+	n, err := tempBuffer.Write(chunk)
			394	+	if err != nil {
			395	+	return fmt.Errorf("failed to write chunk %d to buffer: %w", i, err)
			396	+	}
			397	+	if n != len(chunk) {
			398	+	return fmt.Errorf("incomplete chunk write: wrote %d of %d bytes for chunk %d",
			399	+	n, len(chunk), i)
			400	+	}
			401	+	}
			402	+
			403	+	// Verify buffer size matches expected total
			404	+	if int64(tempBuffer.Len()) != totalSize {
			405	+	return fmt.Errorf("buffer size mismatch: got %d, expected %d",
			406	+	tempBuffer.Len(), totalSize)
			407	+	}
			408	+
			409	+	// Write the complete buffer to file
			410	+	written, err := io.Copy(file, tempBuffer)
			411	+	if err != nil {
			412	+	return fmt.Errorf("failed to write buffer to file: %w", err)
			413	+	}
			414	+	if written != totalSize {
			415	+	return fmt.Errorf("file write size mismatch: wrote %d, expected %d",
			416	+	written, totalSize)
			417	+	}
			418	+
			419	+	// Ensure all data is written to disk
			420	+	if err := file.Sync(); err != nil {
			421	+	return fmt.Errorf("failed to sync file: %w", err)
			422	+	}
			423	+
			424	+	// Reset file pointer to beginning
			425	+	if _, err := file.Seek(0, 0); err != nil {
			426	+	return fmt.Errorf("failed to reset file pointer: %w", err)
			427	+	}
			428	+
			429	+	log.Debug("Chunk assembly completed successfully",
			430	+	"totalBytesWritten", written,
			431	+	"sizeInMB", fmt.Sprintf("%.2f MB", float64(written)/(1024*1024)))
			432	+
			433	+	return nil
			434	+	}
			435	+
			436	+	func getTransferData(transferID string) (*ChunkMetadata, map[int][]byte, error) {
			437	+	chunkStore.mu.Lock()
			438	+	defer chunkStore.mu.Unlock()
			439	+
			440	+	metadata := chunkStore.metadata[transferID]
			441	+	if metadata == nil {
			442	+	return nil, nil, fmt.Errorf("transfer metadata not found")
			443	+	}
			444	+	return metadata, chunkStore.chunks[transferID], nil
			445	+	}

M internal/httpserve/handlers/endpoint_push.go +98 -72


@@ -2,20 +2,18 @@
2	2		package handlers
3	3
4	4		import (
5		-	"bytes"
6	5		"encoding/json"
	6	+	"errors"
7	7		"fmt"
8	8		"io"
9	9		"net/http"
10	10		"os"
11	11		"path/filepath"
12		-	"runtime"
13	12		"strings"
14	13
15	14		"github.com/bnema/gordon/internal/common"
16	15		"github.com/bnema/gordon/internal/server"
17	16		"github.com/bnema/gordon/pkg/docker"
18		-	"github.com/bnema/gordon/pkg/verify"
19	17		"github.com/charmbracelet/log"
20	18		"github.com/labstack/echo/v4"
21	19		)

@@ -68,85 +66,134 @@ func handleChunkedPush(c echo.Context, a *server.App, metadataStr string) error
68	66		})
69	67		}
70	68
71		-	// Store chunk data for multi-chunk transfers
	69	+	// Initialize chunk storage first
72	70		chunkStore.mu.Lock()
73	71		if chunkStore.chunks[metadata.TransferID] == nil {
74	72		chunkStore.chunks[metadata.TransferID] = make(map[int][]byte)
75	73		chunkStore.metadata[metadata.TransferID] = &metadata
76	74		}
	75	+	chunkStore.mu.Unlock()
77	76
78	77		chunkData, err := io.ReadAll(c.Request().Body)
79	78		if err != nil {
80		-	chunkStore.mu.Unlock()
81	79		return sendJSONResponse(c, http.StatusInternalServerError, PushResponse{
82	80		Success: false,
83	81		Message: "Failed to read chunk data",
84	82		})
85	83		}
86	84
87		-	// Store the chunk
	85	+	// Validate chunk data
	86	+	if err := validatePushChunk(chunkData, &metadata); err != nil {
	87	+	log.Error("Chunk validation failed",
	88	+	"error", err,
	89	+	"chunkNumber", metadata.ChunkNumber,
	90	+	"transferID", metadata.TransferID)
	91	+	return sendJSONResponse(c, http.StatusBadRequest, PushResponse{
	92	+	Success: false,
	93	+	Message: fmt.Sprintf("Invalid chunk: %v", err),
	94	+	})
	95	+	}
	96	+
	97	+	// Store chunk data
	98	+	chunkStore.mu.Lock()
88	99		chunkStore.chunks[metadata.TransferID][metadata.ChunkNumber] = chunkData
89	100		chunkStore.mu.Unlock()
90	101
91		-	// If this is the last chunk, process the complete transfer
	102	+	// Process complete transfer if this was the last chunk
92	103		if isTransferComplete(metadata.TransferID) {
93	104		return processCompleteChunkedPushTransfer(c, a, metadata.TransferID)
94	105		}
95	106
96		-	// For intermediate chunks, just acknowledge receipt
	107	+	// Acknowledge intermediate chunk
97	108		return sendJSONResponse(c, http.StatusOK, PushResponse{
98	109		Success: true,
99		-	Message: fmt.Sprintf("Chunk %d/%d received", metadata.ChunkNumber+1, metadata.TotalChunks),
	110	+	Message: fmt.Sprintf("Chunk %d/%d received successfully",
	111	+	metadata.ChunkNumber+1, metadata.TotalChunks),
100	112		})
101	113		}
102	114
103	115		func processCompleteChunkedPushTransfer(c echo.Context, a *server.App, transferID string) error {
104		-	log.Info("Starting complete push transfer processing", "transferID", transferID)
	116	+	log.Info("Starting complete push transfer processing",
	117	+	"transferID", transferID)
105	118
106		-	imageName := c.Request().Header.Get("X-Image-Name")
107	119		// Get transfer data
108	120		metadata, chunks, err := getTransferData(transferID)
109	121		if err != nil {
110		-	return sendErrorResponse(c, "Failed to get transfer data", err)
	122	+	return sendPushErrorResponse(c, "Failed to get transfer data", err)
111	123		}
112	124
113		-	// Create temporary file with .tar extension
114		-	tmpDir, err := os.MkdirTemp("", "docker-import-*")
	125	+	// Validate we have all chunks
	126	+	if len(chunks) != metadata.TotalChunks {
	127	+	return sendPushErrorResponse(c, "Incomplete transfer",
	128	+	fmt.Errorf("expected %d chunks, got %d", metadata.TotalChunks, len(chunks)))
	129	+	}
	130	+
	131	+	// Create temporary directory with specific naming
	132	+	tmpDir, err := os.MkdirTemp("", "docker-push-*")
115	133		if err != nil {
116		-	return sendErrorResponse(c, "Failed to create temp directory", err)
	134	+	return sendPushErrorResponse(c, "Failed to create temp directory", err)
117	135		}
118	136		defer os.RemoveAll(tmpDir)
119	137
	138	+	// Create temporary file with .tar extension
120	139		tmpFile, err := os.Create(filepath.Join(tmpDir, "image.tar"))
121	140		if err != nil {
122		-	return sendErrorResponse(c, "Failed to create temp file", err)
	141	+	return sendPushErrorResponse(c, "Failed to create temp file", err)
123	142		}
124	143		defer tmpFile.Close()
125	144
126		-	// Write chunks to file
127		-	if err := writeChunksToFile(tmpFile, chunks, metadata.TotalChunks); err != nil {
128		-	return sendErrorResponse(c, "Failed to write chunks", err)
	145	+	// Write chunks in order to ensure proper tar assembly
	146	+	for i := 0; i < metadata.TotalChunks; i++ {
	147	+	chunk, exists := chunks[i]
	148	+	if !exists {
	149	+	return sendPushErrorResponse(c, "Missing chunk",
	150	+	fmt.Errorf("chunk %d not found", i))
	151	+	}
	152	+	if _, err := tmpFile.Write(chunk); err != nil {
	153	+	return sendPushErrorResponse(c, "Failed to write chunk",
	154	+	fmt.Errorf("error writing chunk %d: %v", i, err))
	155	+	}
129	156		}
130	157
131		-	// Verify the file is a valid tar archive
132		-	if err := verify.VerifyTarFile(tmpFile.Name()); err != nil {
133		-	return sendErrorResponse(c, "Invalid tar archive", err)
	158	+	// Ensure all data is written to disk
	159	+	if err := tmpFile.Sync(); err != nil {
	160	+	return sendPushErrorResponse(c, "Failed to sync file", err)
	161	+	}
	162	+
	163	+	// Reset file pointer to beginning
	164	+	if _, err := tmpFile.Seek(0, 0); err != nil {
	165	+	return sendPushErrorResponse(c, "Failed to reset file pointer", err)
	166	+	}
	167	+
	168	+	// Verify file size
	169	+	fileInfo, err := tmpFile.Stat()
	170	+	if err != nil {
	171	+	return sendPushErrorResponse(c, "Failed to get file info", err)
	172	+	}
	173	+
	174	+	log.Info("Image file created",
	175	+	"size", fmt.Sprintf("%.2f MB", float64(fileInfo.Size())/(1024*1024)),
	176	+	"path", tmpFile.Name())
	177	+
	178	+	imageName := c.Request().Header.Get("X-Image-Name")
	179	+	if imageName == "" {
	180	+	return sendPushErrorResponse(c, "Missing image name", fmt.Errorf("X-Image-Name header is required"))
134	181		}
135	182
	183	+	log.Info("Importing image",
	184	+	"path", tmpFile.Name(),
	185	+	"imageName", imageName)
	186	+
136	187		// Import the image
137		-	log.Info("Importing image from file", "path", tmpFile.Name())
138	188		imageID, err := docker.ImportImageToEngine(tmpFile.Name())
139	189		if err != nil {
140	190		if strings.Contains(err.Error(), "platform compatibility check failed") {
141		-	log.Error("Platform compatibility check failed",
142		-	"error", err,
143		-	"imageName", imageName)
144		-	return sendJSONResponse(c, http.StatusBadRequest, DeployResponse{
	191	+	return sendJSONResponse(c, http.StatusBadRequest, PushResponse{
145	192		Success: false,
146		-	Message: fmt.Sprintf("Image platform not compatible with server. Server is running on %s/%s. Please use a compatible image.", runtime.GOOS, runtime.GOARCH),
	193	+	Message: fmt.Sprintf("Image platform not compatible with server: %v", err),
147	194		})
148	195		}
149		-	return sendErrorResponse(c, "Failed to import image", err)
	196	+	return sendPushErrorResponse(c, "Failed to import image", err)
150	197		}
151	198
152	199		// Cleanup and prepare response

@@ -163,61 +210,40 @@ func processCompleteChunkedPushTransfer(c echo.Context, a *server.App, transferI
163	210		})
164	211		}
165	212
166		-	// Helper functions
167		-	func getTransferData(transferID string) (*ChunkMetadata, map[int][]byte, error) {
168		-	chunkStore.mu.Lock()
169		-	defer chunkStore.mu.Unlock()
170		-
171		-	metadata := chunkStore.metadata[transferID]
172		-	if metadata == nil {
173		-	return nil, nil, fmt.Errorf("transfer metadata not found")
174		-	}
175		-	return metadata, chunkStore.chunks[transferID], nil
176		-	}
177		-
178		-	func writeChunksToFile(file *os.File, chunks map[int][]byte, totalChunks int) error {
179		-	// First, seek to the beginning of the file
180		-	if _, err := file.Seek(0, 0); err != nil {
181		-	return fmt.Errorf("failed to seek to beginning: %w", err)
182		-	}
183		-
184		-	// Create a temporary buffer to hold all chunks
185		-	tempBuffer := new(bytes.Buffer)
186		-
187		-	// Write chunks in order
188		-	for i := 0; i < totalChunks; i++ {
189		-	chunk, exists := chunks[i]
190		-	if !exists {
191		-	return fmt.Errorf("missing chunk %d", i)
192		-	}
193		-
194		-	if _, err := tempBuffer.Write(chunk); err != nil {
195		-	return fmt.Errorf("failed to write chunk %d to buffer: %w", i, err)
196		-	}
197		-	}
198		-
199		-	// Write the complete buffer to file
200		-	if _, err := io.Copy(file, tempBuffer); err != nil {
201		-	return fmt.Errorf("failed to write buffer to file: %w", err)
	213	+	func validatePushChunk(chunk []byte, metadata *ChunkMetadata) error {
	214	+	if len(chunk) == 0 {
	215	+	return errors.New("empty chunk received")
202	216		}
203	217
204		-	// Ensure all data is written to disk
205		-	if err := file.Sync(); err != nil {
206		-	return fmt.Errorf("failed to sync file: %w", err)
	218	+	if metadata == nil {
	219	+	return errors.New("missing chunk metadata")
207	220		}
208	221
209		-	// Reset file pointer to beginning
210		-	if _, err := file.Seek(0, 0); err != nil {
211		-	return fmt.Errorf("failed to reset file pointer: %w", err)
	222	+	if int64(len(chunk)) != metadata.ChunkSize {
	223	+	return fmt.Errorf("chunk size mismatch: expected %d, got %d",
	224	+	metadata.ChunkSize, len(chunk))
212	225		}
213	226
214	227		return nil
215	228		}
216	229
217		-	func sendErrorResponse(c echo.Context, message string, err error) error {
	230	+	func sendPushErrorResponse(c echo.Context, message string, err error) error {
218	231		log.Error(message, "error", err)
219	232		return sendJSONResponse(c, http.StatusInternalServerError, PushResponse{
220	233		Success: false,
221	234		Message: message,
222	235		})
223	236		}
	237	+
	238	+	// validateAndPreparePushPayload validates and prepares the push payload
	239	+	func validateAndPreparePushPayload(c echo.Context) (*common.PushPayload, error) {
	240	+	payload := &common.PushPayload{
	241	+	ImageName: c.Request().Header.Get("X-Image-Name"),
	242	+	}
	243	+
	244	+	if payload.ImageName == "" {
	245	+	return nil, errors.New("invalid image name")
	246	+	}
	247	+
	248	+	return payload, nil
	249	+	}

 package handlers
 import (
-	"bytes"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io"
 	"net/http"
 	"os"
 	"path/filepath"
-	"runtime"
 	"strings"
 	"github.com/bnema/gordon/internal/common"
 	"github.com/bnema/gordon/internal/server"
 	"github.com/bnema/gordon/pkg/docker"
-	"github.com/bnema/gordon/pkg/verify"
 	"github.com/charmbracelet/log"
 	"github.com/labstack/echo/v4"
 )
 		})
 	}
-	// Store chunk data for multi-chunk transfers
+	// Initialize chunk storage first
 	chunkStore.mu.Lock()
 	if chunkStore.chunks[metadata.TransferID] == nil {
 		chunkStore.chunks[metadata.TransferID] = make(map[int][]byte)
 		chunkStore.metadata[metadata.TransferID] = &metadata
 	}
+	chunkStore.mu.Unlock()
 	chunkData, err := io.ReadAll(c.Request().Body)
 	if err != nil {
-		chunkStore.mu.Unlock()
 		return sendJSONResponse(c, http.StatusInternalServerError, PushResponse{
 			Success: false,
 			Message: "Failed to read chunk data",
 		})
 	}
-	// Store the chunk
+	// Validate chunk data
+	if err := validatePushChunk(chunkData, &metadata); err != nil {
+		log.Error("Chunk validation failed",
+			"error", err,
+			"chunkNumber", metadata.ChunkNumber,
+			"transferID", metadata.TransferID)
+		return sendJSONResponse(c, http.StatusBadRequest, PushResponse{
+			Success: false,
+			Message: fmt.Sprintf("Invalid chunk: %v", err),
+		})
+	}
+	// Store chunk data
+	chunkStore.mu.Lock()
 	chunkStore.chunks[metadata.TransferID][metadata.ChunkNumber] = chunkData
 	chunkStore.mu.Unlock()
-	// If this is the last chunk, process the complete transfer
+	// Process complete transfer if this was the last chunk
 	if isTransferComplete(metadata.TransferID) {
 		return processCompleteChunkedPushTransfer(c, a, metadata.TransferID)
 	}
-	// For intermediate chunks, just acknowledge receipt
+	// Acknowledge intermediate chunk
 	return sendJSONResponse(c, http.StatusOK, PushResponse{
 		Success: true,
-		Message: fmt.Sprintf("Chunk %d/%d received", metadata.ChunkNumber+1, metadata.TotalChunks),
+		Message: fmt.Sprintf("Chunk %d/%d received successfully",
+			metadata.ChunkNumber+1, metadata.TotalChunks),
 	})
 }
 func processCompleteChunkedPushTransfer(c echo.Context, a *server.App, transferID string) error {
-	log.Info("Starting complete push transfer processing", "transferID", transferID)
+	log.Info("Starting complete push transfer processing",
+		"transferID", transferID)
-	imageName := c.Request().Header.Get("X-Image-Name")
 	// Get transfer data
 	metadata, chunks, err := getTransferData(transferID)
 	if err != nil {
-		return sendErrorResponse(c, "Failed to get transfer data", err)
+		return sendPushErrorResponse(c, "Failed to get transfer data", err)
 	}
-	// Create temporary file with .tar extension
+	// Validate we have all chunks
-	tmpDir, err := os.MkdirTemp("", "docker-import-*")
+	if len(chunks) != metadata.TotalChunks {
+		return sendPushErrorResponse(c, "Incomplete transfer",
+			fmt.Errorf("expected %d chunks, got %d", metadata.TotalChunks, len(chunks)))
+	}
+	// Create temporary directory with specific naming
+	tmpDir, err := os.MkdirTemp("", "docker-push-*")
 	if err != nil {
-		return sendErrorResponse(c, "Failed to create temp directory", err)
+		return sendPushErrorResponse(c, "Failed to create temp directory", err)
 	}
 	defer os.RemoveAll(tmpDir)
+	// Create temporary file with .tar extension
 	tmpFile, err := os.Create(filepath.Join(tmpDir, "image.tar"))
 	if err != nil {
-		return sendErrorResponse(c, "Failed to create temp file", err)
+		return sendPushErrorResponse(c, "Failed to create temp file", err)
 	}
 	defer tmpFile.Close()
-	// Write chunks to file
+	// Write chunks in order to ensure proper tar assembly
-	if err := writeChunksToFile(tmpFile, chunks, metadata.TotalChunks); err != nil {
+	for i := 0; i < metadata.TotalChunks; i++ {
-		return sendErrorResponse(c, "Failed to write chunks", err)
+		chunk, exists := chunks[i]
+		if !exists {
+			return sendPushErrorResponse(c, "Missing chunk",
+				fmt.Errorf("chunk %d not found", i))
+		}
+		if _, err := tmpFile.Write(chunk); err != nil {
+			return sendPushErrorResponse(c, "Failed to write chunk",
+				fmt.Errorf("error writing chunk %d: %v", i, err))
+		}
 	}
-	// Verify the file is a valid tar archive
+	// Ensure all data is written to disk
-	if err := verify.VerifyTarFile(tmpFile.Name()); err != nil {
+	if err := tmpFile.Sync(); err != nil {
-		return sendErrorResponse(c, "Invalid tar archive", err)
+		return sendPushErrorResponse(c, "Failed to sync file", err)
+	}
+	// Reset file pointer to beginning
+	if _, err := tmpFile.Seek(0, 0); err != nil {
+		return sendPushErrorResponse(c, "Failed to reset file pointer", err)
+	}
+	// Verify file size
+	fileInfo, err := tmpFile.Stat()
+	if err != nil {
+		return sendPushErrorResponse(c, "Failed to get file info", err)
+	}
+	log.Info("Image file created",
+		"size", fmt.Sprintf("%.2f MB", float64(fileInfo.Size())/(1024*1024)),
+		"path", tmpFile.Name())
+	imageName := c.Request().Header.Get("X-Image-Name")
+	if imageName == "" {
+		return sendPushErrorResponse(c, "Missing image name", fmt.Errorf("X-Image-Name header is required"))
 	}
+	log.Info("Importing image",
+		"path", tmpFile.Name(),
+		"imageName", imageName)
 	// Import the image
-	log.Info("Importing image from file", "path", tmpFile.Name())
 	imageID, err := docker.ImportImageToEngine(tmpFile.Name())
 	if err != nil {
 		if strings.Contains(err.Error(), "platform compatibility check failed") {
-			log.Error("Platform compatibility check failed",
+			return sendJSONResponse(c, http.StatusBadRequest, PushResponse{
-				"error", err,
-				"imageName", imageName)
-			return sendJSONResponse(c, http.StatusBadRequest, DeployResponse{
 				Success: false,
-				Message: fmt.Sprintf("Image platform not compatible with server. Server is running on %s/%s. Please use a compatible image.", runtime.GOOS, runtime.GOARCH),
+				Message: fmt.Sprintf("Image platform not compatible with server: %v", err),
 			})
 		}
-		return sendErrorResponse(c, "Failed to import image", err)
+		return sendPushErrorResponse(c, "Failed to import image", err)
 	}
 	// Cleanup and prepare response
 	})
 }
-// Helper functions
+func validatePushChunk(chunk []byte, metadata *ChunkMetadata) error {
-func getTransferData(transferID string) (*ChunkMetadata, map[int][]byte, error) {
+	if len(chunk) == 0 {
-	chunkStore.mu.Lock()
+		return errors.New("empty chunk received")
-	defer chunkStore.mu.Unlock()
-	metadata := chunkStore.metadata[transferID]
-	if metadata == nil {
-		return nil, nil, fmt.Errorf("transfer metadata not found")
-	}
-	return metadata, chunkStore.chunks[transferID], nil
-}
-func writeChunksToFile(file *os.File, chunks map[int][]byte, totalChunks int) error {
-	// First, seek to the beginning of the file
-	if _, err := file.Seek(0, 0); err != nil {
-		return fmt.Errorf("failed to seek to beginning: %w", err)
-	}
-	// Create a temporary buffer to hold all chunks
-	tempBuffer := new(bytes.Buffer)
-	// Write chunks in order
-	for i := 0; i < totalChunks; i++ {
-		chunk, exists := chunks[i]
-		if !exists {
-			return fmt.Errorf("missing chunk %d", i)
-		}
-		if _, err := tempBuffer.Write(chunk); err != nil {
-			return fmt.Errorf("failed to write chunk %d to buffer: %w", i, err)
-		}
-	}
-	// Write the complete buffer to file
-	if _, err := io.Copy(file, tempBuffer); err != nil {
-		return fmt.Errorf("failed to write buffer to file: %w", err)
 	}
-	// Ensure all data is written to disk
+	if metadata == nil {
-	if err := file.Sync(); err != nil {
+		return errors.New("missing chunk metadata")
-		return fmt.Errorf("failed to sync file: %w", err)
 	}
-	// Reset file pointer to beginning
+	if int64(len(chunk)) != metadata.ChunkSize {
-	if _, err := file.Seek(0, 0); err != nil {
+		return fmt.Errorf("chunk size mismatch: expected %d, got %d",
-		return fmt.Errorf("failed to reset file pointer: %w", err)
+			metadata.ChunkSize, len(chunk))
 	}
 	return nil
 }
-func sendErrorResponse(c echo.Context, message string, err error) error {
+func sendPushErrorResponse(c echo.Context, message string, err error) error {
 	log.Error(message, "error", err)
 	return sendJSONResponse(c, http.StatusInternalServerError, PushResponse{
 		Success: false,
 		Message: message,
 	})
 }
+// validateAndPreparePushPayload validates and prepares the push payload
+func validateAndPreparePushPayload(c echo.Context) (*common.PushPayload, error) {
+	payload := &common.PushPayload{
+		ImageName: c.Request().Header.Get("X-Image-Name"),
+	}
+	if payload.ImageName == "" {
+		return nil, errors.New("invalid image name")
+	}
+	return payload, nil
+}