mangavalk/lcdproc
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William Ferrell committed 1999-12-09 23:15:14 +00:00
commit 2635c3085d
139 files changed
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clients/lcdproc/disk.c
+322
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@@ -0,0 +1,322 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#ifdef LINUX
#include <sys/vfs.h>
#else
#ifdef xBSD
#include <sys/param.h>
#include <sys/mount.h>
#else
#include <sys/statfs.h>
#endif
#endif
#include "../../shared/sockets.h"
#include "main.h"
#include "mode.h"
#include "disk.h"
FILE *mtab_fd;
typedef struct mounts
{
char dev[256], type[64], mpoint[256];
long bsize, blocks, bfree, files, ffree;
} mounts;
static int get_fs(mounts fs[])
{
struct statfs fsinfo;
char line[256];
int x = 0, y;
mtab_fd = fopen("/etc/mtab", "r");
// Get rid of old, unmounted filesystems...
memset(fs, 0, sizeof(mounts)*256);
while (x < 256)
{
if(fgets(line, 256, mtab_fd) == NULL)
{
fclose(mtab_fd);
return x;
}
sscanf(line, "%s %s %s", fs[x].dev, fs[x].mpoint, fs[x].type);
if(strcmp(fs[x].type, "proc")
#ifndef STAT_NFS
&& strcmp(fs[x].type, "nfs")
#endif
#ifndef STAT_SMBFS
&& strcmp(fs[x].type, "smbfs")
#endif
)
{
#if LINUX || BSD
y = statfs(fs[x].mpoint, &fsinfo);
#else
y = statfs(fs[x].mpoint, &fsinfo, sizeof(fsinfo), 0);
#endif
fs[x].blocks = fsinfo.f_blocks;
if(fs[x].blocks > 0)
{
fs[x].bsize = fsinfo.f_bsize;
fs[x].bfree = fsinfo.f_bfree;
fs[x].files = fsinfo.f_files;
fs[x].ffree = fsinfo.f_ffree;
x++;
}
}
}
fclose(mtab_fd);
return x;
}
#if 0
static int get_fs(mounts fs[])
{
struct statfs fsinfo;
char line[256];
int x = 0, y;
mtab_fd = fopen("/etc/mtab", "r");
// Get rid of old, unmounted filesystems...
memset(fs, 0, sizeof(mounts)*256);
while (x < 256)
{
if(fgets(line, 256, mtab_fd) == NULL)
{
fclose(mtab_fd);
return x;
}
sscanf(line, "%s %s %s", fs[x].dev, fs[x].mpoint, fs[x].type);
if( strcmp(fs[x].type, "proc")
#ifndef STAT_NFS
&& strcmp(fs[x].type, "nfs")
#endif
#ifndef STAT_SMBFS
&& strcmp(fs[x].type, "smbfs")
#endif
)
{
#ifdef LINUX
y = statfs(fs[x].mpoint, &fsinfo);
#else
y = statfs(fs[x].mpoint, &fsinfo, sizeof(fsinfo), 0);
#endif
fs[x].bsize = fsinfo.f_bsize;
fs[x].blocks = fsinfo.f_blocks;
fs[x].bfree = fsinfo.f_bfree;
fs[x].files = fsinfo.f_files;
fs[x].ffree = fsinfo.f_ffree;
x++;
}
}
fclose(mtab_fd);
return x;
}
#endif
int disk_init()
{
return 0;
}
int disk_close()
{
return 0;
}
///////////////////////////////////////////////////////////////////////////
// Gives disk stats.
//
// Stays onscreen until it is done.
//
// TODO: Disk screen! Requires virtual pages in the server, though...
int disk_screen(int rep, int display)
{
static mounts mnt[256];
static int count=0;
// Holds info to display (avoid recalculating it)
struct disp
{
char dev[8];
char cap[8];
int full;
} table[256];
int i;
static int num_disks=0;
static int first=1; // First line to display, sort of.
#define huge long long int
huge size;
if(first)
{
first = 0;
sock_send_string(sock, "screen_add D\n");
sprintf(buffer, "screen_set D name {Disk Use: %s}\n", host);
sock_send_string(sock, buffer);
sock_send_string(sock, "widget_add D title title\n");
sprintf(buffer, "widget_set D title {DISKS: %s}\n", host);
sock_send_string(sock, buffer);
sock_send_string(sock, "widget_add D f frame\n");
//sock_send_string(sock, "widget_set D f 1 2 20 4 20 3 v 8\n");
sprintf(buffer, "widget_set D f 1 2 %i %i %i %i v 12\n",
lcd_wid, lcd_hgt, lcd_wid, lcd_hgt-1);
sock_send_string(sock, buffer);
sock_send_string(sock, "widget_add D err1 string\n");
sock_send_string(sock, "widget_add D err2 string\n");
sock_send_string(sock, "widget_set D err1 5 2 { Reading }\n");
sock_send_string(sock, "widget_set D err2 5 3 {Filesystems}\n");
}
// Grab disk stats on first display, and fill "table".
// Get rid of old, unmounted filesystems...
memset(table, 0, sizeof(struct disp)*256);
count = get_fs(mnt);
first = 0;
// Fill the display structure...
if(count)
{
sock_send_string(sock, "widget_set D err1 30 5 .\n");
sock_send_string(sock, "widget_set D err2 30 5 .\n");
for(i=0; i<count; i++)
{
if(strlen(mnt[i].mpoint) > 6)
{
sprintf(table[i].dev, "%c%s", ELLIPSIS,
(mnt[i].mpoint)+(strlen(mnt[i].mpoint)-5));
}
else
{
sprintf(table[i].dev, "%s", mnt[i].mpoint);
}
//table[i].full = (lcd.cellwid * 4)
table[i].full = (huge)(lcd_cellwid * 4)
* (huge)(mnt[i].blocks - mnt[i].bfree)
/ (huge)mnt[i].blocks;
size = (huge)mnt[i].bsize * (huge)mnt[i].blocks;
memset(table[i].cap, 0, 8);
// Kilobytes
if(size > 0 && size < (huge)1000*(huge)1000)
sprintf(table[i].cap, "%3.1fk",
(double)(size)/1024.0);
// Megabytes
else if(size >= (huge)1000*(huge)1000
&& size < (huge)1000*(huge)1000*(huge)1000)
sprintf(table[i].cap, "%3.1fM",
(float)(size/(huge)1024)/1024.0);
// Gigabytes
else if(size >= (huge)1000*(huge)1000*(huge)1000
&& size < (huge)1000*(huge)1000*(huge)1000*(huge)1000)
sprintf(table[i].cap, "%3.1fG",
(float)(size/((huge)1024*(huge)1024))/1024.0);
// Terabytes
else if(size >= (huge)1000*(huge)1000*(huge)1000*(huge)1000
&& size < (huge)1000*(huge)1000*(huge)1000*(huge)1000*(huge)1000)
sprintf(table[i].cap, "%3.1fT",
(float)(size/((huge)1024*(huge)1024*(huge)1024))/1024.0);
// PectaBytes -- Yeah! I want some!
else if(size >= (huge)1000*(huge)1000*(huge)1000*(huge)1000*(huge)1000
&& size < (huge)1000*(huge)1000*(huge)1000*(huge)1000*(huge)1000*(huge)1000)
sprintf(table[i].cap, "%3.1fP",
(float)(size/((huge)1024*(huge)1024*(huge)1024*(huge)1024))/1024.0);
}
}
if (!count)
{
sock_send_string(sock, "widget_set D err1 1 2 {Error Retrieving}\n");
sock_send_string(sock, "widget_set D err2 1 3 {Filesystem Stats}\n");
return 0;
}
// Display stuff... (show for two seconds, then scroll once per
// second, then hold at the end for two seconds)
sprintf(buffer, "widget_set D f 1 2 %i %i %i %i v 12\n",
lcd_wid, lcd_hgt, lcd_wid, count);
sock_send_string(sock, buffer);
//sprintf(tmp, "widget_set D f 1 2 20 4 20 %i v 8\n", count);
//sock_send_string(sock, tmp);
for(i=0; i<count; i++)
{
if(table[i].dev[0] == 0) continue;
if(i >= num_disks) // Make sure we have enough lines...
{
sprintf(tmp, "widget_add D s%i string -in f\n", i);
sock_send_string(sock, tmp);
sprintf(tmp, "widget_add D h%i hbar -in f\n", i);
sock_send_string(sock, tmp);
}
sprintf(tmp, "widget_set D s%i 1 %i {%-6s %6s E F}\n",
i, i+1, table[i].dev, table[i].cap);
sock_send_string(sock, tmp);
sprintf(tmp, "widget_set D h%i 16 %i %i\n",
i, i+1, table[i].full);
sock_send_string(sock, tmp);
}
// Now remove extra widgets...
for(; i < num_disks; i++)
{
sprintf(tmp, "widget_del D s%i\n", i);
sock_send_string(sock, tmp);
sprintf(tmp, "widget_del D h%i\n", i);
sock_send_string(sock, tmp);
}
num_disks = count;
#undef huge
/*
// ** FILESYSTEMS *****
// / 543.2M E----F
// /dos/c 2.1G E----F
// /stuff 4.3G E----F
*/
return 0;
}