diff options
Diffstat (limited to 'nscd/hstcache.c')
| -rw-r--r-- | nscd/hstcache.c | 42 |
1 files changed, 26 insertions, 16 deletions
diff --git a/nscd/hstcache.c b/nscd/hstcache.c index a6055cf998..101ad2a775 100644 --- a/nscd/hstcache.c +++ b/nscd/hstcache.c @@ -91,7 +91,7 @@ static const hst_response_header tryagain = }; -static void +static time_t cache_addhst (struct database_dyn *db, int fd, request_header *req, const void *key, struct hostent *hst, uid_t owner, struct hashentry *const he, struct datahead *dh, int errval, @@ -111,6 +111,7 @@ cache_addhst (struct database_dyn *db, int fd, request_header *req, assert (offsetof (struct dataset, resp) == offsetof (struct datahead, data)); + time_t timeout = MAX_TIMEOUT_VALUE; if (hst == NULL) { if (he != NULL && errval == EAGAIN) @@ -121,6 +122,9 @@ cache_addhst (struct database_dyn *db, int fd, request_header *req, if (reload_count != UINT_MAX) /* Do not reset the value if we never not reload the record. */ dh->nreloads = reload_count - 1; + + /* Reload with the same time-to-live value. */ + timeout = dh->timeout = t + dh->ttl; } else { @@ -149,8 +153,8 @@ cache_addhst (struct database_dyn *db, int fd, request_header *req, dataset->head.usable = true; /* Compute the timeout time. */ - dataset->head.timeout = t + (ttl == INT32_MAX - ? db->negtimeout : ttl); + dataset->head.ttl = ttl == INT32_MAX ? db->negtimeout : ttl; + timeout = dataset->head.timeout = t + dataset->head.ttl; /* This is the reply. */ memcpy (&dataset->resp, resp, total); @@ -214,7 +218,7 @@ cache_addhst (struct database_dyn *db, int fd, request_header *req, if (h_addr_list_cnt == 0) /* Invalid entry. */ - return; + return MAX_TIMEOUT_VALUE; total += (sizeof (struct dataset) + h_name_len @@ -255,7 +259,8 @@ cache_addhst (struct database_dyn *db, int fd, request_header *req, dataset->head.usable = true; /* Compute the timeout time. */ - dataset->head.timeout = t + (ttl == INT32_MAX ? db->postimeout : ttl); + dataset->head.ttl = ttl == INT32_MAX ? db->postimeout : ttl; + timeout = dataset->head.timeout = t + dataset->head.ttl; dataset->resp.version = NSCD_VERSION; dataset->resp.found = 1; @@ -312,6 +317,7 @@ cache_addhst (struct database_dyn *db, int fd, request_header *req, timeout value. Note that the new record has been allocated on the stack and need not be freed. */ assert (h_addr_list_cnt == 1); + dh->ttl = dataset->head.ttl; dh->timeout = dataset->head.timeout; ++dh->nreloads; } @@ -433,6 +439,8 @@ cache_addhst (struct database_dyn *db, int fd, request_header *req, dbg_log (_("short write in %s: %s"), __FUNCTION__, strerror_r (errno, buf, sizeof (buf))); } + + return timeout; } @@ -454,7 +462,7 @@ lookup (int type, void *key, struct hostent *resultbufp, char *buffer, } -static void +static time_t addhstbyX (struct database_dyn *db, int fd, request_header *req, void *key, uid_t uid, struct hashentry *he, struct datahead *dh) { @@ -520,11 +528,13 @@ addhstbyX (struct database_dyn *db, int fd, request_header *req, buffer = (char *) extend_alloca (buffer, buflen, 2 * buflen); } - cache_addhst (db, fd, req, key, hst, uid, he, dh, - h_errno == TRY_AGAIN ? errval : 0, ttl); + time_t timeout = cache_addhst (db, fd, req, key, hst, uid, he, dh, + h_errno == TRY_AGAIN ? errval : 0, ttl); if (use_malloc) free (buffer); + + return timeout; } @@ -536,7 +546,7 @@ addhstbyname (struct database_dyn *db, int fd, request_header *req, } -void +time_t readdhstbyname (struct database_dyn *db, struct hashentry *he, struct datahead *dh) { @@ -546,7 +556,7 @@ readdhstbyname (struct database_dyn *db, struct hashentry *he, .key_len = he->len }; - addhstbyX (db, -1, &req, db->data + he->key, he->owner, he, dh); + return addhstbyX (db, -1, &req, db->data + he->key, he->owner, he, dh); } @@ -558,7 +568,7 @@ addhstbyaddr (struct database_dyn *db, int fd, request_header *req, } -void +time_t readdhstbyaddr (struct database_dyn *db, struct hashentry *he, struct datahead *dh) { @@ -568,7 +578,7 @@ readdhstbyaddr (struct database_dyn *db, struct hashentry *he, .key_len = he->len }; - addhstbyX (db, -1, &req, db->data + he->key, he->owner, he, dh); + return addhstbyX (db, -1, &req, db->data + he->key, he->owner, he, dh); } @@ -580,7 +590,7 @@ addhstbynamev6 (struct database_dyn *db, int fd, request_header *req, } -void +time_t readdhstbynamev6 (struct database_dyn *db, struct hashentry *he, struct datahead *dh) { @@ -590,7 +600,7 @@ readdhstbynamev6 (struct database_dyn *db, struct hashentry *he, .key_len = he->len }; - addhstbyX (db, -1, &req, db->data + he->key, he->owner, he, dh); + return addhstbyX (db, -1, &req, db->data + he->key, he->owner, he, dh); } @@ -602,7 +612,7 @@ addhstbyaddrv6 (struct database_dyn *db, int fd, request_header *req, } -void +time_t readdhstbyaddrv6 (struct database_dyn *db, struct hashentry *he, struct datahead *dh) { @@ -612,5 +622,5 @@ readdhstbyaddrv6 (struct database_dyn *db, struct hashentry *he, .key_len = he->len }; - addhstbyX (db, -1, &req, db->data + he->key, he->owner, he, dh); + return addhstbyX (db, -1, &req, db->data + he->key, he->owner, he, dh); } |