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authorSander Vrijders <sander.vrijders@intec.ugent.be>2017-02-05 12:09:45 +0000
committerSander Vrijders <sander.vrijders@intec.ugent.be>2017-02-05 12:09:45 +0000
commite8082dbffdcb89e7762231e0548cf72c69fbfcca (patch)
tree96e97ca4e3c4dbeb83bf2851cdc41442e7f0720d /src
parente3b1288354349edc53c7c3c9ebd3efe23a7df10d (diff)
parent49fb847ff3dc8b7de91eb3a54524e60b145f9bf4 (diff)
downloadouroboros-e8082dbffdcb89e7762231e0548cf72c69fbfcca.tar.gz
ouroboros-e8082dbffdcb89e7762231e0548cf72c69fbfcca.zip
Merged in dstaesse/ouroboros/be-wip (pull request #360)
Be wip
Diffstat (limited to 'src')
-rw-r--r--src/irmd/main.c5
-rw-r--r--src/irmd/registry.c34
-rw-r--r--src/irmd/registry.h3
-rw-r--r--src/lib/cdap_req.c10
4 files changed, 39 insertions, 13 deletions
diff --git a/src/irmd/main.c b/src/irmd/main.c
index 02ffb21b..98e79aa8 100644
--- a/src/irmd/main.c
+++ b/src/irmd/main.c
@@ -985,9 +985,9 @@ static struct irm_flow * flow_accept(pid_t api, char ** dst_ae_name,
e = api_table_get(&irmd->api_table, api);
if (e == NULL) {
- LOG_DBG("Process gone while accepting flow.");
pthread_rwlock_unlock(&irmd->reg_lock);
pthread_rwlock_unlock(&irmd->state_lock);
+ LOG_DBG("Process gone while accepting flow.");
return NULL;
}
@@ -1000,6 +1000,7 @@ static struct irm_flow * flow_accept(pid_t api, char ** dst_ae_name,
if (reg_entry_get_state(re) != REG_NAME_FLOW_ARRIVED) {
pthread_rwlock_unlock(&irmd->reg_lock);
pthread_rwlock_unlock(&irmd->state_lock);
+ LOG_ERR("Entry in wrong state.");
return NULL;
}
pthread_rwlock_unlock(&irmd->reg_lock);
@@ -1671,7 +1672,7 @@ void * irm_sanitize(void * o)
continue;
LOG_DBG("Dead AP-I removed from: %d %s.",
a->pid, e->name);
- reg_entry_del_api(e, a->pid);
+ reg_entry_del_pid_el(e, a);
}
}
diff --git a/src/irmd/registry.c b/src/irmd/registry.c
index 7e21375e..fec69cfa 100644
--- a/src/irmd/registry.c
+++ b/src/irmd/registry.c
@@ -296,6 +296,29 @@ int reg_entry_add_api(struct reg_entry * e, pid_t api)
return 0;
}
+static void reg_entry_check_state(struct reg_entry * e)
+{
+ if (list_is_empty(&e->reg_apis)) {
+ if (!list_is_empty(&e->reg_apns))
+ e->state = REG_NAME_AUTO_ACCEPT;
+ else
+ e->state = REG_NAME_IDLE;
+ } else {
+ e->state = REG_NAME_FLOW_ACCEPT;
+ }
+
+ pthread_cond_broadcast(&e->state_cond);
+}
+
+void reg_entry_del_pid_el(struct reg_entry * e,
+ struct pid_el * p)
+{
+ list_del(&p->next);
+ free(p);
+
+ reg_entry_check_state(e);
+}
+
void reg_entry_del_api(struct reg_entry * e, pid_t api)
{
struct list_head * p;
@@ -312,16 +335,7 @@ void reg_entry_del_api(struct reg_entry * e, pid_t api)
}
}
- if (list_is_empty(&e->reg_apis)) {
- if (!list_is_empty(&e->reg_apns))
- e->state = REG_NAME_AUTO_ACCEPT;
- else
- e->state = REG_NAME_IDLE;
- } else {
- e->state = REG_NAME_FLOW_ACCEPT;
- }
-
- pthread_cond_broadcast(&e->state_cond);
+ reg_entry_check_state(e);
}
pid_t reg_entry_get_api(struct reg_entry * e)
diff --git a/src/irmd/registry.h b/src/irmd/registry.h
index bdd5cad0..7713e278 100644
--- a/src/irmd/registry.h
+++ b/src/irmd/registry.h
@@ -84,6 +84,9 @@ int reg_entry_add_api(struct reg_entry * e,
void reg_entry_del_api(struct reg_entry * e,
pid_t api);
+void reg_entry_del_pid_el(struct reg_entry * e,
+ struct pid_el * a);
+
pid_t reg_entry_get_api(struct reg_entry * e);
enum reg_name_state reg_entry_get_state(struct reg_entry * e);
diff --git a/src/lib/cdap_req.c b/src/lib/cdap_req.c
index 565cafd0..2f55b107 100644
--- a/src/lib/cdap_req.c
+++ b/src/lib/cdap_req.c
@@ -108,6 +108,7 @@ int cdap_req_wait(struct cdap_req * creq)
}
creq->state = REQ_PENDING;
+ pthread_cond_broadcast(&creq->cond);
while (creq->state == REQ_PENDING) {
ret = -pthread_cond_timedwait(&creq->cond,
@@ -131,13 +132,20 @@ int cdap_req_wait(struct cdap_req * creq)
return ret;
}
-void cdap_req_respond(struct cdap_req * creq, int response, buffer_t data)
+void cdap_req_respond(struct cdap_req * creq,
+ int response,
+ buffer_t data)
{
assert(creq);
pthread_mutex_lock(&creq->lock);
+ while (creq->state == REQ_INIT)
+ pthread_cond_wait(&creq->cond, &creq->lock);
+
if (creq->state != REQ_PENDING) {
+ creq->state = REQ_NULL;
+ pthread_cond_broadcast(&creq->cond);
pthread_mutex_unlock(&creq->lock);
return;
}