diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/irmd/main.c | 40 | ||||
| -rw-r--r-- | src/lib/shm_rbuff.c | 10 |
2 files changed, 42 insertions, 8 deletions
diff --git a/src/irmd/main.c b/src/irmd/main.c index 13bfa052..d8cb27fa 100644 --- a/src/irmd/main.c +++ b/src/irmd/main.c @@ -30,6 +30,7 @@ #include <ouroboros/utils.h> #include <ouroboros/irm_config.h> #include <ouroboros/lockfile.h> +#include <ouroboros/shm_flow_set.h> #include <ouroboros/shm_rbuff.h> #include <ouroboros/shm_rdrbuff.h> #include <ouroboros/bitmap.h> @@ -103,6 +104,18 @@ struct irm { pthread_t shm_sanitize; } * irmd; +static void clear_irm_flow(struct irm_flow * f) { + ssize_t idx; + + assert(f); + + while ((idx = shm_rbuff_read(f->n_rb)) >= 0) + shm_rdrbuff_remove(irmd->rdrb, idx); + + while ((idx = shm_rbuff_read(f->n_1_rb)) >= 0) + shm_rdrbuff_remove(irmd->rdrb, idx); +} + static struct irm_flow * get_irm_flow(int port_id) { struct list_head * pos = NULL; @@ -1170,6 +1183,7 @@ static struct irm_flow * flow_alloc(pid_t api, pthread_rwlock_rdlock(&irmd->state_lock); pthread_rwlock_wrlock(&irmd->flows_lock); list_del(&f->next); + clear_irm_flow(f); bmp_release(irmd->port_ids, f->port_id); pthread_rwlock_unlock(&irmd->flows_lock); pthread_rwlock_unlock(&irmd->state_lock); @@ -1259,6 +1273,7 @@ static int flow_dealloc(pid_t api, int port_id) if (irm_flow_get_state(f) == FLOW_DEALLOC_PENDING) { list_del(&f->next); + clear_irm_flow(f); irm_flow_destroy(f); bmp_release(irmd->port_ids, port_id); LOG_INFO("Completed deallocation of port_id %d by AP-I %d.", @@ -1458,6 +1473,7 @@ static struct irm_flow * flow_req_arr(pid_t api, if (e == NULL) { pthread_rwlock_unlock(&irmd->reg_lock); pthread_rwlock_wrlock(&irmd->flows_lock); + clear_irm_flow(f); bmp_release(irmd->port_ids, f->port_id); list_del(&f->next); pthread_rwlock_unlock(&irmd->flows_lock); @@ -1525,6 +1541,7 @@ static void irm_destroy(void) list_for_each_safe(p, h, &irmd->irm_flows) { struct irm_flow * f = list_entry(p, struct irm_flow, next); list_del(&f->next); + clear_irm_flow(f); irm_flow_destroy(f); } @@ -1734,28 +1751,41 @@ void * irm_sanitize(void * o) if (irm_flow_get_state(f) == FLOW_ALLOC_PENDING && ts_diff_ms(&f->t0, &now) > IRMD_FLOW_TIMEOUT) { - bmp_release(irmd->port_ids, f->port_id); list_del(&f->next); LOG_DBG("Pending port_id %d timed out.", f->port_id); + clear_irm_flow(f); ipcp_flow_dealloc(f->n_1_api, f->port_id); + bmp_release(irmd->port_ids, f->port_id); irm_flow_destroy(f); continue; } if (kill(f->n_api, 0) < 0) { - bmp_release(irmd->port_ids, f->port_id); - list_del(&f->next); + struct shm_flow_set * set; LOG_DBG("AP-I %d gone, flow %d deallocated.", f->n_api, f->port_id); + set = shm_flow_set_open(f->n_api); + if (set != NULL) + shm_flow_set_destroy(set); + f->n_api = -1; + irm_flow_set_state(f, FLOW_DEALLOC_PENDING); ipcp_flow_dealloc(f->n_1_api, f->port_id); - irm_flow_destroy(f); + clear_irm_flow(f); continue; } + if (kill(f->n_1_api, 0) < 0) { + struct shm_flow_set * set; list_del(&f->next); LOG_ERR("IPCP %d gone, flow %d removed.", f->n_1_api, f->port_id); + set = shm_flow_set_open(f->n_api); + if (set != NULL) + shm_flow_set_destroy(set); + + clear_irm_flow(f); + bmp_release(irmd->port_ids, f->port_id); irm_flow_destroy(f); } } @@ -2064,7 +2094,6 @@ static int irm_create(void) if (kill(lockfile_owner(irmd->lf), 0) < 0) { LOG_INFO("IRMd didn't properly shut down last time."); - /* FIXME: do this for each QOS_CUBE in the system */ shm_rdrbuff_destroy(shm_rdrbuff_open()); LOG_INFO("Stale resources cleaned"); lockfile_destroy(irmd->lf); @@ -2083,7 +2112,6 @@ static int irm_create(void) return -1; } - /* FIXME: create an rdrb for each QOS_CUBE in the system */ if ((irmd->rdrb = shm_rdrbuff_create()) == NULL) { irm_destroy(); return -1; diff --git a/src/lib/shm_rbuff.c b/src/lib/shm_rbuff.c index 1e97364c..5d6d30c7 100644 --- a/src/lib/shm_rbuff.c +++ b/src/lib/shm_rbuff.c @@ -224,9 +224,15 @@ void shm_rbuff_destroy(struct shm_rbuff * rb) { char fn[FN_MAX_CHARS]; - if (rb == NULL) - return; + assert(rb); + +#ifdef CONFIG_OUROBOROS_DEBUG + pthread_mutex_lock(rb->lock); + assert(shm_rbuff_empty(rb)); + + pthread_mutex_unlock(rb->lock); +#endif sprintf(fn, SHM_RBUFF_PREFIX "%d.%d", rb->api, rb->port_id); if (munmap(rb->shm_base, SHM_RBUFF_FILE_SIZE) == -1) |