#include "vserver.h"
#include "pathconfig.h"
+#include "compat-c99.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
+#include <string.h>
+#include <unistd.h>
-static ctx_t
+static xid_t
getCtxFromFile(char const *pathname)
{
int fd;
(len>50) ||
(lseek(fd, 0, SEEK_SET)==-1))
return VC_NOCTX;
+
+ {
+ char buf[len+1];
+ char *errptr;
+ xid_t res;
- char buf[len+1];
if (TEMP_FAILURE_RETRY(read(fd, buf, len+1))!=len)
return VC_NOCTX;
- char *errptr;
- ctx_t res;
-
res = strtol(buf, &errptr, 10);
if (*errptr!='\0' && *errptr!='\n') return VC_NOCTX;
return res;
+ }
}
-ctx_t
-vc_getVserverCtx(char const *id, vcCfgStyle style)
+xid_t
+vc_getVserverCtx(char const *id, vcCfgStyle style, bool honor_static, bool *is_running)
{
size_t l1 = strlen(id);
char buf[sizeof(CONFDIR "//") + l1 + sizeof("/run")];
if (style==vcCFG_NONE || style==vcCFG_AUTO)
style = vc_getVserverCfgStyle(id);
-
+
+ if (is_running) *is_running = false;
+
switch (style) {
case vcCFG_NONE : return VC_NOCTX;
case vcCFG_LEGACY : return VC_NOCTX; // todo
case vcCFG_RECENT_SHORT :
case vcCFG_RECENT_FULL : {
size_t idx = 0;
+ xid_t res = 0;
+
if (style==vcCFG_RECENT_SHORT) {
memcpy(buf, CONFDIR "/", sizeof(CONFDIR "/")-1);
idx = sizeof(CONFDIR "/") - 1;
}
memcpy(buf+idx, id, l1); idx += l1;
- memcpy(buf+idx, "/run", 4); idx += 4;
- buf[idx] = '\0';
+ memcpy(buf+idx, "/run", 5); // appends '\0' too
+ res = getCtxFromFile(buf);
+ if (is_running) *is_running = res!=VC_NOCTX;
+
+ if (res==VC_NOCTX && honor_static) {
+ memcpy(buf+idx, "/context", 9); // appends '\0' too
- return getCtxFromFile(buf);
+ res = getCtxFromFile(buf);
+ }
+
+ return res;
}
default : return VC_NOCTX;
}