Initial commit

3 files changed, 197 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..0e79848
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+dirwatch
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..34ad5aa
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,2 @@
+make:
+	gcc dirwatch.c -o dirwartch
\ No newline at end of file
diff --git a/dirwatch.c b/dirwatch.c
new file mode 100644
index 0000000..4671d4d
--- /dev/null
+++ b/dirwatch.c
@@ -0,0 +1,194 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <sys/inotify.h>
+#include <sys/types.h>
+#include <limits.h>
+
+
+#define WATCH_DIR "/tmp"
+
+#define BUF_SIZE (10 * (sizeof(struct inotify_event) + NAME_MAX + 1))
+
+char *path2name( char *s )
+{
+	int i;
+	size_t len = strlen(s);
+	char *p=NULL;
+	char *name=NULL;
+
+	if ( s == NULL )
+		return NULL;
+
+
+	i = len;
+	while ( i > 0 )
+	{
+		if ( s[len-i] == '/' )
+		{
+			p = &s[len-i];
+			break;
+		}
+		i--;
+	}
+	name = malloc( len-i+1 );
+	if ( name == NULL )
+		return NULL;
+	memcpy( name, p, len-i );
+	name[ len-i ] = 0;
+	return name;
+}
+
+// filename with use to upload plain filename
+// url of dir where to upload with ending "/"
+void ftp_curl_upload( char *fpath, char *fevent, const char *u )
+{
+	const int buf_size = 1024;
+	char buf[buf_size];
+	if ( fpath == NULL ) 
+	{
+		printf("file NULL\n" );
+		return;
+	}
+	if ( fevent == NULL )
+	{
+		printf("file event NULL\n");
+		return;
+	}
+	if ( u == NULL ) 
+	{
+		printf("url NULL\n");
+		return;
+	}
+	//printf("%s\n", path2name(f));
+	snprintf(buf, buf_size,"curl -T %s %s%s\n", fpath, u, fevent);
+	system( buf );
+	printf( "%s", buf );
+}
+
+//takes str1+str2 and create new string with str1+str2
+//should be freed after
+char *strncat_n( size_t len, const char *str1, const char *str2)
+{
+	int i,j;
+
+	//join all to one nice while loop?
+	size_t s1_l = strlen( str1 );
+	size_t s2_l = strlen( str2 );
+	size_t tot_l = s1_l + s2_l;
+	char *res = NULL;
+	if ( tot_l >= len ) tot_l = len-1;
+	
+	res = malloc( tot_l+1 ); memset( res,0,tot_l);
+	if ( res == NULL )
+		return NULL;
+
+	i = 0;
+	while( i < s1_l )
+	{
+		res[i] = str1[i];
+		i++;
+	}
+	printf("%s\n",res);
+
+	j = 0;
+	while ( j <= s2_l )
+	{
+		res[i+j] = str2[j];
+		j++;
+	}
+	printf("%s\n",res);
+	res[tot_l] = 0x0;
+	return res;
+}
+
+int main( int argc, char **argv )
+{
+	int fret;
+	int i;                    //cycle counter
+	int notify_fd;            //inotudy fd
+	char ev_buffer[BUF_SIZE]; //buffer for events
+	struct inotify_event *event;
+	char *p;
+	ssize_t num_read;
+	pid_t pid;
+
+	char *watch_dir=NULL;
+	char *send_url=NULL;
+
+	if ( argc != 3 )
+	{
+		printf("%s [DIR_TO_WATCH] [CURL_URL_TO_UPLOAD]\n",argv[0]);
+		return 0;
+	}
+
+	watch_dir = argv[1];
+	send_url = argv[2];
+
+
+	//make process daemon
+	if ( daemon(1,0) < -1 )
+	{
+		printf("Cannot become daemon\n");
+		return -1;
+	}
+
+	notify_fd = inotify_init();
+	if ( notify_fd == -1 )
+	{
+		printf("Cannot init inotify\n");
+		return -1;
+	}
+
+	//register dir to watch
+	fret = inotify_add_watch( notify_fd, watch_dir, IN_CREATE );
+	if ( fret == -1 )
+	{
+		printf("Cannot add inotify watch\n");
+		return -1;
+	}
+
+	for (;;)
+	{
+		num_read = read( notify_fd, ev_buffer, BUF_SIZE );
+		if ( num_read == 0 )
+		{
+			printf("inotify read 0!\n");
+			break;
+		}
+		if ( num_read == -1 )
+		{
+			printf("error while read inotify\n" );
+			break;
+		}
+
+		for (p = ev_buffer;
+			p < ev_buffer+num_read;)
+		{
+			event = (struct inotify_event *)p;
+
+			//if someone added file notify that
+			if (event->mask & IN_CREATE)
+			{
+				if ( !(event->mask & IN_ISDIR) )
+				{
+					printf("CREATE_FILE %s \n", event->name);
+					char *fpath = strncat_n( 1024, watch_dir, event->name );
+					if ( fpath != NULL )
+						ftp_curl_upload( fpath, event->name, send_url );
+					free( fpath );
+				}
+			}
+
+			p += sizeof( struct inotify_event ) + event->len;
+		}
+	}
+
+
+	close( notify_fd );
+
+	return 0;
+}
\ No newline at end of file