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2020-03-09Refactor of process management.Tiago Natel de Moura1-118/+0
The process abstraction has changed to: setup(task, process) start(task, process_data) prefork(task, process, mp) The prefork() occurs in the main process right before fork. The file src/nxt_main_process.c is completely free of process specific logic. The creation of a process now supports a PROCESS_CREATED state. The The setup() function of each process can set its state to either created or ready. If created, a MSG_PROCESS_CREATED is sent to main process, where external setup can be done (required for rootfs under container). The core processes (discovery, controller and router) doesn't need external setup, then they all proceeds to their start() function straight away. In the case of applications, the load of the module happens at the process setup() time and The module's init() function has changed to be the start() of the process. The module API has changed to: setup(task, process, conf) start(task, data) As a direct benefit of the PROCESS_CREATED message, the clone(2) of processes using pid namespaces now doesn't need to create a pipe to make the child block until parent setup uid/gid mappings nor it needs to receive the child pid.
2019-11-26Refactor of process init.Tiago Natel1-19/+0
Introduces the functions nxt_process_init_create() and nxt_process_init_creds_set().
2018-10-22Fixed termination signal handlers in worker processes.Igor Sysoev1-2/+2
This closes #99 issue on GitHub. Thanks to Julian Brost.
2018-08-06Unit application library.Max Romanov1-3/+0
Library now used in all language modules. Old 'nxt_app_*' code removed. See src/test/nxt_unit_app_test.c for usage sample.
2018-06-18Fixed exit status on start failure.Igor Sysoev1-2/+2
This and previous commit close #131 issue on GitHub.
2018-04-26Controller waits READY message from router.Max Romanov1-13/+0
This required to avoid racing condition when controller receive router port before router receives controller port.
2018-04-11Access log reopening.Valentin Bartenev1-0/+1
2017-12-27Introducing application 'atexit' hook.Max Romanov1-2/+2
Finalizing Python interpreter. This closes #65 issue on GitHub.
2017-09-15Introducing named port message handlers to avoid misprints.Max Romanov1-59/+25
2017-09-10Configuration persistence.Valentin Bartenev1-0/+4
Now configuration survives server reloads.
2017-08-30Controller: waiting for router before start to accept connections.Valentin Bartenev1-19/+1
Previously, reconfiguration might fail right after the daemon start if the router process wasn't ready yet.
2017-08-29The master process has been renamed to the main process.Igor Sysoev1-1/+1
2017-08-17The new module configuration interface.Igor Sysoev1-0/+20
Configuration and building example: ./configure ./configure python ./configure php ./configure go make all or ./configure make nginext ./configure python make python ./configure php make php ./configure go make go Modules configuration options and building examples: ./configure python --module=python2 --config=python2.7-config make python2 ./configure php --module=php7 --config=php7.0-config --lib-path=/usr/local/php7.0 make php7 ./configure go --go=go1.6 --go-path=${HOME}/go1.6 make go1.6
2017-08-02Listening socket creation and binding operations are passedIgor Sysoev1-0/+4
to the master process.
2017-08-02Using port rpc in controller->router configuration update.Max Romanov1-1/+1
2017-08-02Using port rpc in router->master start worker request.Max Romanov1-5/+9
2017-08-02Port RPC interface introduced.Max Romanov1-0/+12
Usage: 1. Register handlers in incoming port with nxt_port_rpc_register_handler(). 2. Use return value as a stream identifier for next nxt_port_socket_write().
2017-07-12New process port exchange changed. READY message type introduced.Max Romanov1-1/+1
Application process start request DATA message from router to master. Master notifies router via NEW_PORT message after worker process become ready.
2017-07-12Controller: proper reconfiguration requests handling.Valentin Bartenev1-0/+10
Now controller serializes all reconfiguration requests and waits for result from router.
2017-07-07Process stop notification from master to all other processes.Max Romanov1-0/+3
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.
2017-07-06Router: read configuration from port.Max Romanov1-0/+10
Controller: stub to send configuration from POST body "as is" to router.
2017-06-23Application-side message processing.Max Romanov1-0/+9
Usage on the router side: nxt_app_wmsg_t wmsg; nxt_app_parse_ctx_t parse_ctx; nxt_app_http_req_init(task, &parse_ctx); /* parse incoming request data */ if (nxt_app_http_req_parse(task, &parse_ctx, buf) == NXT_DONE) { /* choose app */ nxt_app = nxt_select_app(... &parse_ctx.r ...); /* find port */ wmsg.port = nxt_get_app_port(... nxt_app ...); wmsg.buf = &wmsg.write; /* fill write message buffer in shared mem */ nxt_app->prepare_msg(task, &parse_ctx.r, &wmsg); /* send message to app for processing */ nxt_port_socket_write(task, wmsg.port, NXT_PORT_MSG_DATA, -1, 0, 0, wmsg.write); }
2017-06-14nxt_event_conn_... functions and structures have been renamedIgor Sysoev1-8/+8
to nxt_conn_...
2017-05-12Using shared memory to send data via nxt_port.Max Romanov1-0/+1
Usage: b = nxt_port_mmap_get_buf(task, port, size); b->mem.free = nxt_cpymem(b->mem.free, data, size); nxt_port_socket_write(task, port, NXT_PORT_MSG_DATA, -1, 0, b);
2017-03-09Processes refactoring.Igor Sysoev1-95/+12
The cycle has been renamed to the runtime.
2017-02-22Port changes.Igor Sysoev1-10/+10
2017-02-22I/O operations refactoring.Igor Sysoev1-4/+2
2017-02-07Event engines refactoring.Igor Sysoev1-10/+10
2017-02-01Process channels have been renamed to ports.Igor Sysoev1-14/+14
2017-02-01More refactoring relicts removed.Igor Sysoev1-1/+1
2017-01-23Introducing tasks.Igor Sysoev1-26/+25