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nat-mode-20060330

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Code for "nat mode."  Currently there is no way to set it, because it would
be a bad idea to make this available to the casual user.
This commit is contained in:
Jim Rees 2006-03-30 18:13:39 +00:00
parent d387dba5ef
commit f86af4af26
3 changed files with 82 additions and 0 deletions
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20
src/afs/afs_daemons.c
View File

@ -51,10 +51,30 @@ afs_int32 afs_CheckServerDaemonStarted = 0;
#endif
afs_int32 afs_probe_interval = DEFAULT_PROBE_INTERVAL;
afs_int32 afs_probe_all_interval = 600;
afs_int32 afs_nat_probe_interval = 60;
#define PROBE_WAIT() (1000 * (afs_probe_interval - ((afs_random() & 0x7fffffff) \
% (afs_probe_interval/2))))
void
afs_SetCheckServerNATmode(int isnat)
{
static afs_int32 old_intvl, old_all_intvl;
static int wasnat;
if (isnat && !wasnat) {
old_intvl = afs_probe_interval;
old_all_intvl = afs_probe_all_interval;
afs_probe_interval = afs_nat_probe_interval;
afs_probe_all_interval = afs_nat_probe_interval;
afs_osi_CancelWait(&AFS_CSWaitHandler);
} else if (!isnat && wasnat) {
afs_probe_interval = old_intvl;
afs_probe_all_interval = old_all_intvl;
}
wasnat = isnat;
}
void
afs_CheckServerDaemon(void)
{

1
src/config/venus.h
View File

@ -181,5 +181,6 @@ struct cm_initparams {
#define VIOC_NEWALIAS _CVICEIOCTL(1) /* create new cell alias */
#define VIOC_GETALIAS _CVICEIOCTL(2) /* get alias info */
#define VIOC_CBADDR _CVICEIOCTL(3) /* push callback addr */
#define VIOC_DISCON _CVICEIOCTL(5) /* set/get discon mode */
#endif /* AFS_VENUS_H */

61
src/venus/fs.c
View File

@ -3131,6 +3131,61 @@ GetCryptCmd(struct cmd_syndesc *as, char *arock)
return 0;
}
#ifdef AFS_DISCON_ENV
static char *modenames[] = {
"discon",
"fetchonly",
"partial",
"nat",
"full",
NULL
};
static afs_int32
DisconCmd(struct cmd_syndesc *as, char *arock)
{
struct cmd_item *ti;
char *modename;
int modelen;
afs_int32 mode, code;
struct ViceIoctl blob;
blob.in = NULL;
blob.in_size = 0;
ti = as->parms[0].items;
if (ti) {
modename = ti->data;
modelen = strlen(modename);
for (mode = 0; modenames[mode] != NULL; mode++)
if (!strncasecmp(modename, modenames[mode], modelen))
break;
if (modenames[mode] == NULL)
printf("Unknown discon mode \"%s\"\n", modename);
else {
memcpy(space, &mode, sizeof mode);
blob.in = space;
blob.in_size = sizeof mode;
}
}
blob.out_size = sizeof(mode);
blob.out = space;
code = pioctl(0, VIOC_DISCON, &blob, 1);
if (code)
Die(errno, NULL);
else {
memcpy(&mode, space, sizeof mode);
if (mode < sizeof modenames / sizeof (char *))
printf("Discon mode is now \"%s\"\n", modenames[mode]);
else
printf("Unknown discon mode %d\n", mode);
}
return 0;
}
#endif
#include "AFS_component_version_number.c"
int
@ -3442,6 +3497,12 @@ defect 3069
"get fid for file(s)");
cmd_AddParm(ts, "-path", CMD_LIST, CMD_OPTIONAL, "dir/file path");
#ifdef AFS_DISCON_ENV
ts = cmd_CreateSyntax("discon", DisconCmd, 0,
"disconnection mode");
cmd_AddParm(ts, "-mode", CMD_SINGLE, CMD_OPTIONAL, "nat | full");
#endif
code = cmd_Dispatch(argc, argv);
if (rxInitDone)
rx_Finalize();