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-rw-r--r--erts/emulator/beam/dist.c29
-rw-r--r--erts/emulator/beam/erl_node_tables.c128
-rw-r--r--erts/emulator/beam/erl_node_tables.h3
3 files changed, 113 insertions, 47 deletions
diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c
index 3e8c4c65b5..44f56ebe28 100644
--- a/erts/emulator/beam/dist.c
+++ b/erts/emulator/beam/dist.c
@@ -3062,6 +3062,10 @@ int distribution_info(fmtfn_t to, void *arg) /* Called by break handler */
info_dist_entry(to, arg, dep, 0, 1);
}
+ for (dep = erts_pending_dist_entries; dep; dep = dep->next) {
+ info_dist_entry(to, arg, dep, 0, 0);
+ }
+
for (dep = erts_not_connected_dist_entries; dep; dep = dep->next) {
if (dep != erts_this_dist_entry) {
info_dist_entry(to, arg, dep, 0, 0);
@@ -3441,10 +3445,7 @@ BIF_RETTYPE new_connection_id_1(BIF_ALIST_1)
if (ERTS_DE_IS_CONNECTED(dep) || dep->status & ERTS_DE_SFLG_PENDING)
conn_id = dep->connection_id;
else if (dep->status == 0) {
- dep->status = ERTS_DE_SFLG_PENDING;
- dep->flags = (DFLAG_DIST_MANDATORY | DFLAG_DIST_HOPEFULLY);
- dep->connection_id++;
- dep->connection_id &= ERTS_DIST_CON_ID_MASK;
+ erts_set_dist_entry_pending(dep);
conn_id = dep->connection_id;
}
else {
@@ -3489,8 +3490,6 @@ static Sint abort_pending_connection(DistEntry* dep, Uint32 conn_id)
cache = dep->cache;
dep->cache = NULL;
- dep->status = 0;
- dep->flags = 0;
erts_mtx_lock(&dep->qlock);
obuf = dep->out_queue.first;
dep->out_queue.first = NULL;
@@ -3501,6 +3500,9 @@ static Sint abort_pending_connection(DistEntry* dep, Uint32 conn_id)
erts_mtx_unlock(&dep->qlock);
erts_atomic_set_nob(&dep->dist_cmd_scheduled, 0);
dep->send = NULL;
+
+ erts_set_dist_entry_not_connected(dep);
+
erts_de_rwunlock(dep);
erts_sweep_monitors(monitors, &doit_monitor_net_exits, &nec);
@@ -3556,9 +3558,7 @@ int erts_auto_connect(DistEntry* dep, Process *proc, ErtsProcLocks proc_locks)
Eterm msg, dhandle;
Uint32 conn_id;
- dep->status = ERTS_DE_SFLG_PENDING;
- dep->flags = (DFLAG_DIST_MANDATORY | DFLAG_DIST_HOPEFULLY);
- dep->connection_id = (dep->connection_id + 1) & ERTS_DIST_CON_ID_MASK;
+ erts_set_dist_entry_pending(dep);
conn_id = dep->connection_id;
erts_de_rwunlock(dep);
@@ -3655,9 +3655,11 @@ BIF_RETTYPE nodes_1(BIF_ALIST_1)
ASSERT(erts_no_of_not_connected_dist_entries > 0);
ASSERT(erts_no_of_hidden_dist_entries >= 0);
+ ASSERT(erts_no_of_pending_dist_entries >= 0);
ASSERT(erts_no_of_visible_dist_entries >= 0);
if(not_connected)
- length += (erts_no_of_not_connected_dist_entries - 1);
+ length += ((erts_no_of_not_connected_dist_entries - 1)
+ + erts_no_of_pending_dist_entries);
if(hidden)
length += erts_no_of_hidden_dist_entries;
if(visible)
@@ -3677,13 +3679,18 @@ BIF_RETTYPE nodes_1(BIF_ALIST_1)
#ifdef DEBUG
endp = hp + length*2;
#endif
- if(not_connected)
+ if(not_connected) {
for(dep = erts_not_connected_dist_entries; dep; dep = dep->next) {
if (dep != erts_this_dist_entry) {
result = CONS(hp, dep->sysname, result);
hp += 2;
}
+ }
+ for(dep = erts_pending_dist_entries; dep; dep = dep->next) {
+ result = CONS(hp, dep->sysname, result);
+ hp += 2;
}
+ }
if(hidden)
for(dep = erts_hidden_dist_entries; dep; dep = dep->next) {
result = CONS(hp, dep->sysname, result);
diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c
index 7c75ec60e9..eaf133f5c0 100644
--- a/erts/emulator/beam/erl_node_tables.c
+++ b/erts/emulator/beam/erl_node_tables.c
@@ -39,9 +39,11 @@ erts_rwmtx_t erts_node_table_rwmtx;
DistEntry *erts_hidden_dist_entries;
DistEntry *erts_visible_dist_entries;
+DistEntry *erts_pending_dist_entries;
DistEntry *erts_not_connected_dist_entries; /* including erts_this_dist_entry */
Sint erts_no_of_hidden_dist_entries;
Sint erts_no_of_visible_dist_entries;
+Sint erts_no_of_pending_dist_entries;
Sint erts_no_of_not_connected_dist_entries; /* including erts_this_dist_entry */
DistEntry *erts_this_dist_entry;
@@ -522,12 +524,17 @@ erts_dist_table_size(void)
i++;
ASSERT(i == erts_no_of_hidden_dist_entries);
i = 0;
+ for(dep = erts_pending_dist_entries; dep; dep = dep->next)
+ i++;
+ ASSERT(i == erts_no_of_pending_dist_entries);
+ i = 0;
for(dep = erts_not_connected_dist_entries; dep; dep = dep->next)
i++;
ASSERT(i == erts_no_of_not_connected_dist_entries);
ASSERT(dist_entries == (erts_no_of_visible_dist_entries
+ erts_no_of_hidden_dist_entries
+ + erts_no_of_pending_dist_entries
+ erts_no_of_not_connected_dist_entries));
#endif
@@ -542,43 +549,46 @@ erts_dist_table_size(void)
void
erts_set_dist_entry_not_connected(DistEntry *dep)
{
+ DistEntry** head;
+
ERTS_LC_ASSERT(erts_lc_is_de_rwlocked(dep));
erts_rwmtx_rwlock(&erts_dist_table_rwmtx);
ASSERT(dep != erts_this_dist_entry);
- ASSERT(is_internal_port(dep->cid) || is_internal_pid(dep->cid));
- if(dep->flags & DFLAG_PUBLISHED) {
- if(dep->prev) {
- ASSERT(is_in_de_list(dep, erts_visible_dist_entries));
- dep->prev->next = dep->next;
- }
- else {
- ASSERT(erts_visible_dist_entries == dep);
- erts_visible_dist_entries = dep->next;
- }
-
- ASSERT(erts_no_of_visible_dist_entries > 0);
- erts_no_of_visible_dist_entries--;
+ if (dep->status & ERTS_DE_SFLG_PENDING) {
+ ASSERT(is_nil(dep->cid));
+ ASSERT(erts_no_of_pending_dist_entries > 0);
+ erts_no_of_pending_dist_entries--;
+ head = &erts_pending_dist_entries;
}
else {
- if(dep->prev) {
- ASSERT(is_in_de_list(dep, erts_hidden_dist_entries));
- dep->prev->next = dep->next;
- }
- else {
- ASSERT(erts_hidden_dist_entries == dep);
- erts_hidden_dist_entries = dep->next;
- }
-
- ASSERT(erts_no_of_hidden_dist_entries > 0);
- erts_no_of_hidden_dist_entries--;
+ ASSERT(dep->status != 0);
+ ASSERT(is_internal_port(dep->cid) || is_internal_pid(dep->cid));
+ if (dep->flags & DFLAG_PUBLISHED) {
+ ASSERT(erts_no_of_visible_dist_entries > 0);
+ erts_no_of_visible_dist_entries--;
+ head = &erts_visible_dist_entries;
+ }
+ else {
+ ASSERT(erts_no_of_hidden_dist_entries > 0);
+ erts_no_of_hidden_dist_entries--;
+ head = &erts_hidden_dist_entries;
+ }
}
+ if(dep->prev) {
+ ASSERT(is_in_de_list(dep, *head));
+ dep->prev->next = dep->next;
+ }
+ else {
+ ASSERT(*head == dep);
+ *head = dep->next;
+ }
if(dep->next)
dep->next->prev = dep->prev;
- dep->status &= ~ERTS_DE_SFLG_CONNECTED;
+ dep->status &= ~(ERTS_DE_SFLG_PENDING | ERTS_DE_SFLG_CONNECTED);
dep->flags = 0;
dep->prev = NULL;
dep->cid = NIL;
@@ -594,6 +604,45 @@ erts_set_dist_entry_not_connected(DistEntry *dep)
}
void
+erts_set_dist_entry_pending(DistEntry *dep)
+{
+ ERTS_LC_ASSERT(erts_lc_is_de_rwlocked(dep));
+ erts_rwmtx_rwlock(&erts_dist_table_rwmtx);
+
+ ASSERT(dep != erts_this_dist_entry);
+ ASSERT(dep->status == 0);
+ ASSERT(is_nil(dep->cid));
+
+ if(dep->prev) {
+ ASSERT(is_in_de_list(dep, erts_not_connected_dist_entries));
+ dep->prev->next = dep->next;
+ }
+ else {
+ ASSERT(dep == erts_not_connected_dist_entries);
+ erts_not_connected_dist_entries = dep->next;
+ }
+
+ if(dep->next)
+ dep->next->prev = dep->prev;
+
+ erts_no_of_not_connected_dist_entries--;
+
+ dep->status = ERTS_DE_SFLG_PENDING;
+ dep->flags = (DFLAG_DIST_MANDATORY | DFLAG_DIST_HOPEFULLY);
+ dep->connection_id = (dep->connection_id + 1) & ERTS_DIST_CON_ID_MASK;
+
+ dep->prev = NULL;
+ dep->next = erts_pending_dist_entries;
+ if(erts_pending_dist_entries) {
+ ASSERT(erts_pending_dist_entries->prev == NULL);
+ erts_pending_dist_entries->prev = dep;
+ }
+ erts_pending_dist_entries = dep;
+ erts_no_of_pending_dist_entries++;
+ erts_rwmtx_rwunlock(&erts_dist_table_rwmtx);
+}
+
+void
erts_set_dist_entry_connected(DistEntry *dep, Eterm cid, Uint flags)
{
erts_aint32_t set_qflgs;
@@ -603,29 +652,25 @@ erts_set_dist_entry_connected(DistEntry *dep, Eterm cid, Uint flags)
ASSERT(dep != erts_this_dist_entry);
ASSERT(is_nil(dep->cid));
+ ASSERT(dep->status & ERTS_DE_SFLG_PENDING);
ASSERT(is_internal_port(cid) || is_internal_pid(cid));
if(dep->prev) {
- ASSERT(is_in_de_list(dep, erts_not_connected_dist_entries));
+ ASSERT(is_in_de_list(dep, erts_pending_dist_entries));
dep->prev->next = dep->next;
}
else {
- ASSERT(erts_not_connected_dist_entries == dep);
- erts_not_connected_dist_entries = dep->next;
+ ASSERT(erts_pending_dist_entries == dep);
+ erts_pending_dist_entries = dep->next;
}
if(dep->next)
dep->next->prev = dep->prev;
- ASSERT(erts_no_of_not_connected_dist_entries > 0);
- erts_no_of_not_connected_dist_entries--;
+ ASSERT(erts_no_of_pending_dist_entries > 0);
+ erts_no_of_pending_dist_entries--;
- if (dep->status & ERTS_DE_SFLG_PENDING) {
- dep->status &= ~ERTS_DE_SFLG_PENDING;
- } else {
- dep->connection_id++;
- dep->connection_id &= ERTS_DIST_CON_ID_MASK;
- }
+ dep->status &= ~ERTS_DE_SFLG_PENDING;
dep->status |= ERTS_DE_SFLG_CONNECTED;
dep->flags = flags & ~DFLAG_NO_MAGIC;
dep->cid = cid;
@@ -959,9 +1004,11 @@ void erts_init_node_tables(int dd_sec)
erts_hidden_dist_entries = NULL;
erts_visible_dist_entries = NULL;
+ erts_pending_dist_entries = NULL;
erts_not_connected_dist_entries = NULL;
erts_no_of_hidden_dist_entries = 0;
erts_no_of_visible_dist_entries = 0;
+ erts_no_of_pending_dist_entries = 0;
erts_no_of_not_connected_dist_entries = 0;
node_tmpl.sysname = am_Noname;
@@ -1729,6 +1776,15 @@ setup_reference_table(void)
insert_monitors(dep->monitors, dep->sysname);
}
+ for(dep = erts_pending_dist_entries; dep; dep = dep->next) {
+ if(dep->nlinks)
+ insert_links2(dep->nlinks, dep->sysname);
+ if(dep->node_links)
+ insert_links(dep->node_links, dep->sysname);
+ if(dep->monitors)
+ insert_monitors(dep->monitors, dep->sysname);
+ }
+
/* Not connected dist entries should not have any links,
but inspect them anyway */
for(dep = erts_not_connected_dist_entries; dep; dep = dep->next) {
diff --git a/erts/emulator/beam/erl_node_tables.h b/erts/emulator/beam/erl_node_tables.h
index 83d0678bbc..8d29c83e15 100644
--- a/erts/emulator/beam/erl_node_tables.h
+++ b/erts/emulator/beam/erl_node_tables.h
@@ -177,9 +177,11 @@ extern erts_rwmtx_t erts_node_table_rwmtx;
extern DistEntry *erts_hidden_dist_entries;
extern DistEntry *erts_visible_dist_entries;
+extern DistEntry *erts_pending_dist_entries;
extern DistEntry *erts_not_connected_dist_entries;
extern Sint erts_no_of_hidden_dist_entries;
extern Sint erts_no_of_visible_dist_entries;
+extern Sint erts_no_of_pending_dist_entries;
extern Sint erts_no_of_not_connected_dist_entries;
extern DistEntry *erts_this_dist_entry;
@@ -195,6 +197,7 @@ void erts_schedule_delete_dist_entry(DistEntry *);
Uint erts_dist_table_size(void);
void erts_dist_table_info(fmtfn_t, void *);
void erts_set_dist_entry_not_connected(DistEntry *);
+void erts_set_dist_entry_pending(DistEntry *);
void erts_set_dist_entry_connected(DistEntry *, Eterm, Uint);
ErlNode *erts_find_or_insert_node(Eterm, Uint32);
void erts_schedule_delete_node(ErlNode *);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 03:38:48 +0000