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-rw-r--r--log.c1
-rw-r--r--netnuke.c112
-rw-r--r--netnuke.h11
3 files changed, 102 insertions, 22 deletions
diff --git a/log.c b/log.c
index 20b4a81..2ee24b6 100644
--- a/log.c
+++ b/log.c
@@ -25,7 +25,6 @@
#include <time.h>
#include <ctype.h>
-
FILE* loutfile;
static clock_t ltime_start;
static clock_t ltime_current;
diff --git a/netnuke.c b/netnuke.c
index 4c2aa41..b7b9a06 100644
--- a/netnuke.c
+++ b/netnuke.c
@@ -50,6 +50,7 @@ int8_t udef_wmode = 0; /* O_SYNC is default */
int32_t udef_passes = 1;
bool udef_testmode = true; /* Test mode should always be enabled by default. */
int32_t udef_blocksize = 512; /* 1 block = 512 bytes*/
+bool skipSignal = false;
media_t *devices;
mediastat_t device_stats;
@@ -222,6 +223,7 @@ int nuke(media_t device)
{
currentTime = time(NULL);
long double bytes = (float)(size / times * block);
+ long double percent = (bytes / (long double) size) * 100L;
/* Generate a size string based on bytes written. example: 256M */
humanize_number(writeSize, 5,
@@ -242,11 +244,31 @@ int nuke(media_t device)
block,
times,
writeSize,
- (bytes / (long double)size) * 100L,
+ percent,
writePerSecond,
0x0D //ANSI carriage return
);
+ if(udef_verbose)
+ {
+
+ /* I'd like to know of a better way to do this */
+ if(percent == 0.0 ||
+ percent == 10.0 ||
+ percent == 20.0 ||
+ percent == 30.0 ||
+ percent == 40.0 ||
+ percent == 50.0 ||
+ percent == 60.0 ||
+ percent == 70.0 ||
+ percent == 80.0 ||
+ percent == 90.0 ||
+ percent == 100.0)
+ {
+ lwrite("%s progress: %3.0Lf percent\n", media, percent);
+ }
+ }
+
/* Recycle the write table with random garbage */
if(udef_nukelevel == NUKE_RANDOM_SLOW)
fillRandom(wTable, byteSize);
@@ -257,6 +279,18 @@ int nuke(media_t device)
break;
}
+ /* Poll for the signal to skip the device */
+ if(skipSignal == true)
+ {
+ fflush(stdout);
+
+ clearline();
+ lwrite("Skipping device %s...\n", media);
+ fprintf(stderr, "Skipping device %s...\n", media);
+ skipSignal = false;
+ break;
+ }
+
/* Dump data to the device */
bytesWritten = write(fd, wTable, byteSize);
@@ -264,9 +298,21 @@ int nuke(media_t device)
{
int64_t current = lseek(fd, 0L, SEEK_CUR);
- lwrite("%s: %s, while writing chunk %jd. seek position %jd\n", device.nameshort, strerror(errno), block, current);
-
- fprintf(stderr, "%s: %s, while writing chunk %jd. seek position %jd\n", device.nameshort, strerror(errno), block, current);
+ /* Usually caused if we are not using a blocksize that is a multiple of the devices sector size */
+ if(errno == EINVAL)
+ {
+ lwrite("Possible invalid block size defined! Skipping...\n");
+ fprintf(stderr, "Possible invalid block (%jd) size defined! Skipping...\n", byteSize);
+ break;
+ }
+
+ /* If the device resets */
+ if(errno == ENXIO)
+ {
+ lwrite("%s: Lost device at seek position %jd. ***Manual destruction is necessary***\n", device.nameshort, current);
+ fprintf(stderr, "%s: Lost device at seek position %jd. ***Manual destruction is necessary***\n", device.nameshort, current);
+ break;
+ }
/* If it is a physical device error */
if(errno == EIO)
@@ -276,6 +322,11 @@ int nuke(media_t device)
lwrite("Jumping from byte %jd to %jd.\n", current, next);
fprintf(stderr, "Jumping from byte %jd to %jd.\n", current, next);
}
+
+ lwrite("%s: %s, while writing chunk %jd. seek position %jd\n", device.nameshort, strerror(errno), block, current);
+ fprintf(stderr, "%s: %s, while writing chunk %jd. seek position %jd\n", device.nameshort, strerror(errno), block, current);
+
+ errno = 0; /* Reset the error code so it doesn't fill up the screen */
}
} /* BLOCK WRITE */
@@ -309,18 +360,26 @@ void buildMediaList(media_t devices[])
#ifdef __FreeBSD__
sprintf(media, "/dev/%s%d", mediaList[mt], i);
#else
+ /* I want to note that SOME devices under linux do not follow this convention */
sprintf(media, "/dev/%s%c", mediaList[mt], 'a' + i);
#endif
media_t device = getMediaInfo(media);
#ifdef __FreeBSD__
- /* Account for SATA devices. mediaList will always have IDE/SATA as position 0 */
- if(device.usable != USABLE_MEDIA && mt == 0 && i < 255)
+ /* Account for SATA devices (FORCED). mediaList will always have IDE/SATA as position 0 */
+ if(device.usable != USABLE_MEDIA && mt == 0 && i < MAX_SCAN)
{
i++;
continue;
}
+
+ /* All other devices are scanned */
+ if(device.usable != USABLE_MEDIA && i < MAX_SCAN)
+ {
+ i++;
+ continue;
+ }
#endif
/* Primative statistics collection, also in this case device.usable
@@ -342,7 +401,7 @@ void buildMediaList(media_t devices[])
}
else
{
- /* This could be BADDDDDDDDDDDD, but I think we need it */
+ /* This could be BADDDDDDDDDDDD if there is a hiccup, but I think we need it */
device_stats.scsi++;
}
@@ -467,12 +526,7 @@ void usage(const char* cmd)
void version_short()
{
- printf("NetNuke v%d.%d-%s\nCopyright (C) 2009 %s <%s>\n\
-This software is licensed under %sv%d\n",
- NETNUKE_VERSION_MAJOR, NETNUKE_VERSION_MINOR,
- NETNUKE_VERSION_REVISION, NETNUKE_AUTHOR,
- NETNUKE_AUTHOR_EMAIL, NETNUKE_LICENSE_TYPE,
- NETNUKE_LICENSE_VERSION);
+ printf(NETNUKE_VERSION_STRING);
}
void version(const char* cmd)
@@ -531,7 +585,8 @@ int filterArg(const char* key, char* value, short flags)
int main(int argc, char* argv[])
{
/* ANSI clear-screen sequence */
- //printf("\033[2J");
+ printf("\033[2J");
+
int tok = 0;
/* Static arguments that must happen first */
@@ -625,9 +680,10 @@ int main(int argc, char* argv[])
}
logopen("/tmp/netnuke.log");
+ lwrite(NETNUKE_VERSION_STRING);
lwrite("Logging started\n");
- int i = 0;
+ signal(SIGUSR1, skip);
signal(SIGINT, cleanup);
signal(SIGTERM, cleanup);
signal(SIGABRT, cleanup);
@@ -698,7 +754,8 @@ int main(int argc, char* argv[])
printf("IDE Devices:\t%d\nSCSI Devices:\t%d\nTotal Devices:\t%d\n",
device_stats.ide, device_stats.scsi, device_stats.total);
putchar('\n');
-
+
+ int i = 0;
do
{
if(devices[i].usable == USABLE_MEDIA && devices[i].name[0] != '\0' && i <= device_stats.total)
@@ -723,11 +780,8 @@ int main(int argc, char* argv[])
return 0;
}
-void cleanup()
+void clearline()
{
- lwrite("Signal caught, cleaning up...\n");
- fprintf(stderr, "\nSignal caught, cleaning up...\n");
-
#ifdef __FreeBSD__
char terminalBuffer[2048];
char* terminalType = getenv("TERM");
@@ -750,8 +804,16 @@ void cleanup()
{
printf("%c", 0x20);
}
+
putchar('\n');
+}
+void cleanup()
+{
+ lwrite("Signal caught, cleaning up...\n");
+ fprintf(stderr, "\nSignal caught, cleaning up...\n");
+
+ clearline();
free(devices);
lwrite("Logging ended\n");
@@ -759,3 +821,13 @@ void cleanup()
exit(2);
}
+
+void skip()
+{
+ clearline();
+ lwrite("Skip signal recieved...\n");
+ fprintf(stderr, "Skip signal recieved...\n");
+
+ /* This boolean is referenced in the nuke() function */
+ skipSignal = true;
+}
diff --git a/netnuke.h b/netnuke.h
index 41517e3..b0a8a85 100644
--- a/netnuke.h
+++ b/netnuke.h
@@ -7,9 +7,11 @@ void staticPattern() __attribute__((alias("fillRandom")));
uint64_t getSize(const char* media);
void echoList(void);
void usage(const char* cmd);
-void version_short();
+void version_short(void);
void version(const char* cmd);
+void clearline(void);
void cleanup();
+void skip();
#ifndef __FreeBSD__
int humanize_number(char *buf, size_t len, int64_t bytes,
const char *suffix, int scale, int flags);
@@ -44,6 +46,13 @@ int lwrite(char* format, ...);
You should have received a copy of the GNU General Public License\n\
along with this program. If not, see <http://www.gnu.org/licenses/>."
+#define NETNUKE_VERSION_STRING "NetNuke v%d.%d-%s\nCopyright (C) 2009 %s <%s>\n\
+This software is licensed under %sv%d\n",\
+ NETNUKE_VERSION_MAJOR, NETNUKE_VERSION_MINOR,\
+ NETNUKE_VERSION_REVISION, NETNUKE_AUTHOR,\
+ NETNUKE_AUTHOR_EMAIL, NETNUKE_LICENSE_TYPE,\
+ NETNUKE_LICENSE_VERSION
+
#define MAX_SCAN 255
/* Output update speed based on writes */
#define RETAINER 0
generated by cgit (git 2.34.1) at 2025-11-04 02:10:09 -0500