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myconfig, configure option testing and fixing, monitor_fs()

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This commit is contained in:
joonicks
2018-04-15 03:57:44 +02:00
parent db4842c42e
commit 5f0fdada3e
26 changed files with 462 additions and 264 deletions
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104
src/hostinfo.c
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@@ -20,14 +20,13 @@
*/
#define HOSTINFO_C
#include "config.h"
#ifdef HOSTINFO
#include "defines.h"
#include "structs.h"
#include "global.h"
#include "h.h"
#include <sys/utsname.h>
#include <sys/inotify.h>
/*
Emulate this, but use the same memory space:
@@ -279,11 +278,11 @@ void do_cpuinfo(COMMAND_ARGS)
#else
return;
#endif
n = read(fd,gsockdata,MSGLEN-2);
gsockdata[n] = 0;
n = read(fd,globaldata,MSGLEN-2);
globaldata[n] = 0;
close(fd);
rest = gsockdata;
rest = globaldata;
a1 = chop(&rest);
a2 = chop(&rest);
a3 = chop(&rest);
@@ -316,4 +315,99 @@ void do_cpuinfo(COMMAND_ARGS)
omni+1,bogostr,cpustr,a1,a2,a3);
}
//---------------------------------------------------------------------------------------------------------------------------------------------------
#ifdef DEBUG
struct
{
int value;
char *str;
} in2str[] =
{
{ IN_ACCESS, "IN_ACCESS" }, // File was accessed (read)
{ IN_ATTRIB, "IN_ATTRIB" }, // Metadata changed, e.g., permissions, timestamps, extended attributes, link count, UID, GID, etc.
{ IN_CLOSE_WRITE, "IN_CLOSE_WRITE" }, // File opened for writing was closed
{ IN_CLOSE_NOWRITE, "IN_CLOSE_NOWRITE" }, // File not opened for writing was closed
{ IN_CREATE, "IN_CREATE" }, // File/directory created in watched directory
{ IN_DELETE, "IN_DELETE" }, // File/directory deleted from watched directory
{ IN_DELETE_SELF, "IN_DELETE_SELF" }, // Watched file/directory was itself deleted
{ IN_MODIFY, "IN_MODIFY" }, // File was modified
{ IN_MOVE_SELF, "IN_MOVE_SELF" }, // Watched file/directory was itself moved
{ IN_MOVED_FROM, "IN_MOVED_FROM" }, // Generated for the directory containing the old filename when a file is renamed
{ IN_MOVED_TO, "IN_MOVED_TO" }, // Generated for the directory containing the new filename when a file is renamed
{ IN_OPEN, "IN_OPEN" }, // File was opened
{ 0, NULL }
};
char *inomask2str(uint32_t mask, char *dst)
{
const char *src;
int i,n = 0;
for(i=0;in2str[i].str;i++)
{
if ((mask & in2str[i].value) == in2str[i].value)
{
if (n)
dst[n++] = '|';
src = in2str[i].str;
for(;src[n];n++)
dst[n] = src[n];
}
}
dst[n] = 0;
return(dst);
}
#endif /* DEBUG */
int ino;
void monitor_fs(const char *file)
{
struct inotify_event *ivent;
ino = inotify_init();
inotify_add_watch(ino,file,IN_ALL_EVENTS);
#ifdef DEBUG
debug("(monitor_fs) added notifier on %s [fd %i]\n",file,ino);
#endif
}
void select_monitor()
{
FD_SET(ino,&read_fds);
}
void process_monitor()
{
struct inotify_event *ivent;
char tmp[256];
int n;
if (FD_ISSET(ino,&read_fds))
{
ivent = (struct inotify_event *)&globaldata;
n = read(ino,globaldata,sizeof(struct inotify_event));
if (ivent->len > 0)
read(ino,ivent->name,ivent->len);
else
*ivent->name = 0;
#ifdef DEBUG
debug("ino %i, n %i, sz %i\n",ino,n,sizeof(in2str));
debug("wd %i, mask %lu, cookie %lu, len %lu, name %s\n",
ivent->wd,ivent->mask,ivent->cookie,ivent->len,ivent->name);
debug("%s\n",inomask2str(ivent->mask,tmp));
debug("(process_monitor) ino %i bytes read, int wd = %i, uint32_t mask = %s (%lu), uint32_t cookie = %lu, uint32_t len = %lu, char name = %s\n",
n,ivent->wd,inomask2str(ivent->mask,tmp),ivent->mask,ivent->cookie,ivent->len,ivent->name);
#endif
if ((ivent->mask & IN_CLOSE_WRITE) == IN_CLOSE_WRITE)
return;
send_global(SPYSTR_SYSMON,"Alert: Executable was touched");
}
}
#endif /* HOSTINFO */