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Process stop notification from master to all other processes.

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New port message type introduced NXT_PORT_MSG_REMOVE_PID. Default handler
removes process description from nxt_runtime_t with all ports, incoming and
outgoing mmaps etc.
This commit is contained in:
Max Romanov
2017-07-07 16:01:34 +03:00
parent 61008a7c0b
commit 74cda90e31
11 changed files with 113 additions and 22 deletions
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9
src/nxt_port.h
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@@ -14,9 +14,10 @@ typedef enum {
NXT_PORT_MSG_CHANGE_FILE,
NXT_PORT_MSG_MMAP,
NXT_PORT_MSG_DATA,
} nxt_port_msg_type_t;
NXT_PORT_MSG_REMOVE_PID,
#define NXT_PORT_MSG_MAX NXT_PORT_MSG_DATA
NXT_PORT_MSG_MAX,
} nxt_port_msg_type_t;
/* Passed as a first iov chunk. */
@@ -56,10 +57,9 @@ struct nxt_port_recv_msg_s {
struct nxt_port_s {
/* Must be the first field. */
nxt_fd_event_t socket;
nxt_queue_link_t link;
nxt_queue_link_t link; /* for nxt_process_t.ports */
nxt_queue_t messages; /* of nxt_port_send_msg_t */
@@ -132,6 +132,7 @@ void nxt_port_change_log_file_handler(nxt_task_t *task,
nxt_port_recv_msg_t *msg);
void nxt_port_mmap_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg);
void nxt_port_data_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg);
void nxt_port_remove_pid_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg);
void nxt_port_empty_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg);