diff options
Diffstat (limited to 'src/warmstart.c')
| -rw-r--r-- | src/warmstart.c | 37 |
1 files changed, 33 insertions, 4 deletions
diff --git a/src/warmstart.c b/src/warmstart.c index 122a058..aafcb61 100644 --- a/src/warmstart.c +++ b/src/warmstart.c @@ -45,19 +45,23 @@ #include <syslog.h> #include <unistd.h> #include <errno.h> +#include <fcntl.h> #include "rpcbind.h" -#ifndef RPCBIND_STATEDIR -#define RPCBIND_STATEDIR "/tmp" -#endif - /* These files keep the pmap_list and rpcb_list in XDR format */ #define RPCBFILE RPCBIND_STATEDIR "/rpcbind.xdr" #ifdef PORTMAP #define PMAPFILE RPCBIND_STATEDIR "/portmap.xdr" #endif +#ifndef O_DIRECTORY +#define O_DIRECTORY 0 +#endif +#ifndef O_NOFOLLOW +#define O_NOFOLLOW 0 +#endif + static bool_t write_struct(char *, xdrproc_t, void *); static bool_t read_struct(char *, xdrproc_t, void *); @@ -139,8 +143,33 @@ error: } void +mkdir_warmstart(int uid) +{ + /* Already exists? */ + if (access(RPCBIND_STATEDIR, X_OK) == 0) + return; + + if (mkdir(RPCBIND_STATEDIR, 0770) == 0) { + int fd = open(RPCBIND_STATEDIR, O_RDONLY | O_DIRECTORY | O_NOFOLLOW); + if (fd >= 0) { + if (fchown(fd, uid, -1) < 0) { + syslog(LOG_ERR, + "mkdir_warmstart: open failed '%s', errno %d (%s)", + RPCBIND_STATEDIR, errno, strerror(errno)); + } + close(fd); + } else + syslog(LOG_ERR, "mkdir_warmstart: open failed '%s', errno %d (%s)", + RPCBIND_STATEDIR, errno, strerror(errno)); + } else + syslog(LOG_ERR, "mkdir_warmstart: mkdir failed '%s', errno %d (%s)", + RPCBIND_STATEDIR, errno, strerror(errno)); +} + +void write_warmstart() { + (void) mkdir(RPCBIND_STATEDIR, 0770); (void) write_struct(RPCBFILE, (xdrproc_t)xdr_rpcblist_ptr, &list_rbl); #ifdef PORTMAP (void) write_struct(PMAPFILE, (xdrproc_t)xdr_pmaplist_ptr, &list_pml); |