Attachment 153991 Details for Bug 198409 – pach to read files UID and GID from inside the program

[patch] pach to read files UID and GID from inside the program

patch-debug_fork-upnphttp (text/plain), 1.70 KB, created by olivier on 2015-03-08 08:59:54 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: olivier

Created: 2015-03-08 08:59:54 UTC

Size: 1.70 KB

patch

obsolete

>--- upnphttp.c.orig	2014-08-26 23:09:22.000000000 +0200
>+++ upnphttp.c	2015-03-07 19:27:16.000000000 +0100
>@@ -1903,10 +1903,38 @@
> 		}
> 	}
> 
>+	/* Perform several checks to pin down the file access problem */
>+
>+	/*sleep (15); */
>+
>+	DPRINTF(E_ERROR, L_HTTP, "Starting debug on file %s ----------------\n", last_file.path);
>+	
>+	DPRINTF(E_ERROR, L_HTTP, "Real UID of the process %i\n", getuid());
>+	DPRINTF(E_ERROR, L_HTTP, "Real GID of the process %i\n", getgid());
>+	DPRINTF(E_ERROR, L_HTTP, "Effective UID of the process %i\n", geteuid());
>+	DPRINTF(E_ERROR, L_HTTP, "Effective GID of the process %i\n", getegid());
>+
>+	struct stat file_attr;
>+	int stat_res;
>+	stat_res = stat(last_file.path,&file_attr);
>+
>+	DPRINTF(E_ERROR, L_HTTP, "Mode of file %hu\n", file_attr.st_mode );
>+	DPRINTF(E_ERROR, L_HTTP, "UID of file %u\n", file_attr.st_uid );
>+	DPRINTF(E_ERROR, L_HTTP, "GID of file %u\n", file_attr.st_gid );
>+	
>+	int access_r,access_w,access_x;
>+	access_r = access( last_file.path, R_OK );
>+	access_w = access( last_file.path, W_OK );
>+	access_x = access( last_file.path, X_OK );
>+	if( access_r == -1 ) {DPRINTF(E_ERROR, L_HTTP, "Error opening for READ %s [%s]\n", last_file.path, strerror( errno ));}
>+	if( access_w == -1 ) {DPRINTF(E_ERROR, L_HTTP, "Error opening for WRITE %s [%s]\n", last_file.path, strerror( errno ));}
>+	if( access_x == -1 ) {DPRINTF(E_ERROR, L_HTTP, "Error opening for EXEC %s [%s]\n", last_file.path, strerror( errno ));}
>+
>+
> 	offset = h->req_RangeStart;
> 	sendfh = open(last_file.path, O_RDONLY);
> 	if( sendfh < 0 ) {
>-		DPRINTF(E_ERROR, L_HTTP, "Error opening %s\n", last_file.path);
>+		DPRINTF(E_ERROR, L_HTTP, "Error opening %s [%s]\n", last_file.path, strerror( errno ));
> 		Send404(h);
> 		goto error;
> 	}

Actions: View | Diff

Attachments on bug 198409: 153991 | 153992