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ipc: refactor ipc handlers into ipc-sway.c

Browse source 
This is preparative work for the backward-compatible I3SOCK
implementation.

Signed-off-by: Franklin "Snaipe" Mathieu <me@snai.pe>
This commit is contained in:
Franklin "Snaipe" Mathieu 2018-10-28 16:37:07 +00:00
parent 5fb5984e94
commit 91c1a52595
9 changed files with 371 additions and 315 deletions
Download patch file Download diff file Expand all files Collapse all files

5
include/sway/commands.h
View file

@ -1,6 +1,7 @@
#ifndef _SWAY_COMMANDS_H #ifndef _SWAY_COMMANDS_H
#define _SWAY_COMMANDS_H #define _SWAY_COMMANDS_H
#include <json-c/json.h>
#include <wlr/util/edges.h> #include <wlr/util/edges.h>
#include "config.h" #include "config.h"
@ -83,9 +84,9 @@ void free_cmd_results(struct cmd_results *results);
/** /**
* Serializes a list of cmd_results to a JSON string. * Serializes a list of cmd_results to a JSON string.
* *
* Free the JSON string later on. * Free the JSON object later on.
*/ */
char *cmd_results_to_json(list_t *res_list); json_object *cmd_results_to_json(list_t *res_list);
struct cmd_results *add_color(char *buffer, const char *color); struct cmd_results *add_color(char *buffer, const char *color);

3
include/sway/ipc-json.h
View file

@ -4,6 +4,9 @@
#include "sway/tree/container.h" #include "sway/tree/container.h"
#include "sway/input/input-manager.h" #include "sway/input/input-manager.h"
json_object *ipc_json_success(void);
json_object *ipc_json_failure(const char *error);
json_object *ipc_json_get_version(void); json_object *ipc_json_get_version(void);
json_object *ipc_json_describe_disabled_output(struct sway_output *o); json_object *ipc_json_describe_disabled_output(struct sway_output *o);

31
include/sway/ipc-server.h
View file

@ -1,5 +1,6 @@
#ifndef _SWAY_IPC_SERVER_H #ifndef _SWAY_IPC_SERVER_H
#define _SWAY_IPC_SERVER_H #define _SWAY_IPC_SERVER_H
#include <json-c/json.h>
#include <sys/socket.h> #include <sys/socket.h>
#include "sway/config.h" #include "sway/config.h"
#include "sway/tree/container.h" #include "sway/tree/container.h"
@ -19,5 +20,35 @@ void ipc_event_bar_state_update(struct bar_config *bar);
void ipc_event_mode(const char *mode, bool pango); void ipc_event_mode(const char *mode, bool pango);
void ipc_event_shutdown(const char *reason); void ipc_event_shutdown(const char *reason);
void ipc_event_binding(struct sway_binding *binding); void ipc_event_binding(struct sway_binding *binding);
void ipc_event_tick(const char *payload);
struct ipc_client {
struct wl_event_source *event_source;
struct wl_event_source *writable_event_source;
struct sway_server *server;
int fd;
uint32_t security_policy;
enum ipc_command_type subscribed_events;
size_t write_buffer_len;
size_t write_buffer_size;
char *write_buffer;
// The following are for storing data between event_loop calls
uint32_t pending_length;
enum ipc_command_type pending_type;
const struct ipc_client_impl *impl;
};
bool ipc_send_reply(struct ipc_client *client, enum ipc_command_type payload_type,
const char *payload, uint32_t payload_length);
typedef json_object *(*ipc_handler)(struct ipc_client *client,
enum ipc_command_type *type, char *data);
struct ipc_client_impl {
size_t num_commands;
const ipc_handler *commands;
};
extern const struct ipc_client_impl ipc_client_sway;
#endif #endif

34
include/sway/ipc-sway.h Normal file
View file

@ -0,0 +1,34 @@
#ifndef _SWAY_IPC_SWAY_H
#define _SWAY_IPC_SWAY_H
#include <json-c/json.h>
#include "sway/ipc-server.h"
json_object *ipc_sway_command(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_bar_config(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_binding_modes(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_config(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_inputs(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_marks(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_outputs(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_seats(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_tree(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_version(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_get_workspaces(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_send_tick(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
json_object *ipc_sway_subscribe(struct ipc_client *client,
enum ipc_command_type *type, char *buf);
#endif

7
sway/commands.c
View file

@ -537,7 +537,7 @@ void free_cmd_results(struct cmd_results *results) {
free(results); free(results);
} }
char *cmd_results_to_json(list_t *res_list) { json_object *cmd_results_to_json(list_t *res_list) {
json_object *result_array = json_object_new_array(); json_object *result_array = json_object_new_array();
for (int i = 0; i < res_list->length; ++i) { for (int i = 0; i < res_list->length; ++i) {
struct cmd_results *results = res_list->items[i]; struct cmd_results *results = res_list->items[i];
@ -552,10 +552,7 @@ char *cmd_results_to_json(list_t *res_list) {
} }
json_object_array_add(result_array, root); json_object_array_add(result_array, root);
} }
const char *json = json_object_to_json_string(result_array); return result_array;
char *res = strdup(json);
json_object_put(result_array);
return res;
} }
/** /**

15
sway/ipc-json.c
View file

@ -22,6 +22,21 @@
static const int i3_output_id = INT32_MAX; static const int i3_output_id = INT32_MAX;
static const int i3_scratch_id = INT32_MAX - 1; static const int i3_scratch_id = INT32_MAX - 1;
json_object *ipc_json_success(void) {
json_object *reply = json_object_new_object();
json_object_object_add(reply, "success", json_object_new_boolean(true));
return reply;
}
json_object *ipc_json_failure(const char *error) {
json_object *reply = json_object_new_object();
json_object_object_add(reply, "success", json_object_new_boolean(false));
if (error) {
json_object_object_add(reply, "error", json_object_new_string(error));
}
return reply;
}
static const char *ipc_json_layout_description(enum sway_container_layout l) { static const char *ipc_json_layout_description(enum sway_container_layout l) {
switch (l) { switch (l) {
case L_VERT: case L_VERT:

318
sway/ipc-server.c
View file

@ -15,12 +15,9 @@
#include <sys/un.h> #include <sys/un.h>
#include <unistd.h> #include <unistd.h>
#include <wayland-server.h> #include <wayland-server.h>
#include "sway/commands.h"
#include "sway/config.h" #include "sway/config.h"
#include "sway/desktop/transaction.h"
#include "sway/ipc-json.h" #include "sway/ipc-json.h"
#include "sway/ipc-server.h" #include "sway/ipc-server.h"
#include "sway/output.h"
#include "sway/server.h" #include "sway/server.h"
#include "sway/input/input-manager.h" #include "sway/input/input-manager.h"
#include "sway/input/keyboard.h" #include "sway/input/keyboard.h"
@ -42,21 +39,6 @@ static const char ipc_magic[] = {'i', '3', '-', 'i', 'p', 'c'};
#define IPC_HEADER_SIZE (sizeof(ipc_magic) + 8) #define IPC_HEADER_SIZE (sizeof(ipc_magic) + 8)
struct ipc_client {
struct wl_event_source *event_source;
struct wl_event_source *writable_event_source;
struct sway_server *server;
int fd;
uint32_t security_policy;
enum ipc_command_type subscribed_events;
size_t write_buffer_len;
size_t write_buffer_size;
char *write_buffer;
// The following are for storing data between event_loop calls
uint32_t pending_length;
enum ipc_command_type pending_type;
};
struct sockaddr_un *ipc_user_sockaddr(void); struct sockaddr_un *ipc_user_sockaddr(void);
int ipc_handle_connection(int fd, uint32_t mask, void *data); int ipc_handle_connection(int fd, uint32_t mask, void *data);
int ipc_client_handle_readable(int client_fd, uint32_t mask, void *data); int ipc_client_handle_readable(int client_fd, uint32_t mask, void *data);
@ -64,8 +46,6 @@ int ipc_client_handle_writable(int client_fd, uint32_t mask, void *data);
void ipc_client_disconnect(struct ipc_client *client); void ipc_client_disconnect(struct ipc_client *client);
void ipc_client_handle_command(struct ipc_client *client, uint32_t payload_length, void ipc_client_handle_command(struct ipc_client *client, uint32_t payload_length,
enum ipc_command_type payload_type); enum ipc_command_type payload_type);
bool ipc_send_reply(struct ipc_client *client, enum ipc_command_type payload_type,
const char *payload, uint32_t payload_length);
static void handle_display_destroy(struct wl_listener *listener, void *data) { static void handle_display_destroy(struct wl_listener *listener, void *data) {
if (ipc_event_source) { if (ipc_event_source) {
@ -196,6 +176,7 @@ int ipc_handle_connection(int fd, uint32_t mask, void *data) {
close(client_fd); close(client_fd);
return 0; return 0;
} }
client->impl = &ipc_client_sway;
sway_log(SWAY_DEBUG, "New client: fd %d", client_fd); sway_log(SWAY_DEBUG, "New client: fd %d", client_fd);
list_add(ipc_client_list, client); list_add(ipc_client_list, client);
@ -472,7 +453,7 @@ void ipc_event_binding(struct sway_binding *binding) {
json_object_put(json); json_object_put(json);
} }
static void ipc_event_tick(const char *payload) { void ipc_event_tick(const char *payload) {
if (!ipc_has_event_listeners(IPC_EVENT_TICK)) { if (!ipc_has_event_listeners(IPC_EVENT_TICK)) {
return; return;
} }
@ -551,33 +532,6 @@ void ipc_client_disconnect(struct ipc_client *client) {
free(client); free(client);
} }
static void ipc_get_workspaces_callback(struct sway_workspace *workspace,
void *data) {
json_object *workspace_json = ipc_json_describe_node(&workspace->node);
// override the default focused indicator because
// it's set differently for the get_workspaces reply
struct sway_seat *seat = input_manager_get_default_seat();
struct sway_workspace *focused_ws = seat_get_focused_workspace(seat);
bool focused = workspace == focused_ws;
json_object_object_del(workspace_json, "focused");
json_object_object_add(workspace_json, "focused",
json_object_new_boolean(focused));
json_object_array_add((json_object *)data, workspace_json);
focused_ws = output_get_active_workspace(workspace->output);
bool visible = workspace == focused_ws;
json_object_object_add(workspace_json, "visible",
json_object_new_boolean(visible));
}
static void ipc_get_marks_callback(struct sway_container *con, void *data) {
json_object *marks = (json_object *)data;
for (int i = 0; i < con->marks->length; ++i) {
char *mark = (char *)con->marks->items[i];
json_object_array_add(marks, json_object_new_string(mark));
}
}
void ipc_client_handle_command(struct ipc_client *client, uint32_t payload_length, void ipc_client_handle_command(struct ipc_client *client, uint32_t payload_length,
enum ipc_command_type payload_type) { enum ipc_command_type payload_type) {
if (!sway_assert(client != NULL, "client != NULL")) { if (!sway_assert(client != NULL, "client != NULL")) {
@ -603,275 +557,23 @@ void ipc_client_handle_command(struct ipc_client *client, uint32_t payload_lengt
} }
buf[payload_length] = '\0'; buf[payload_length] = '\0';
switch (payload_type) { ipc_handler handler = NULL;
case IPC_COMMAND: if (payload_type >= 0 && (size_t) payload_type < client->impl->num_commands) {
{ handler = client->impl->commands[payload_type];
char *line = strtok(buf, "\n");
while (line) {
size_t line_length = strlen(line);
if (line + line_length >= buf + payload_length) {
break;
}
line[line_length] = ';';
line = strtok(NULL, "\n");
}
list_t *res_list = execute_command(buf, NULL, NULL);
transaction_commit_dirty();
char *json = cmd_results_to_json(res_list);
int length = strlen(json);
ipc_send_reply(client, payload_type, json, (uint32_t)length);
free(json);
while (res_list->length) {
struct cmd_results *results = res_list->items[0];
free_cmd_results(results);
list_del(res_list, 0);
}
list_free(res_list);
goto exit_cleanup;
} }
case IPC_SEND_TICK: if (handler) {
{ json_object *json = handler(client, &payload_type, buf);
ipc_event_tick(buf); if (json) {
ipc_send_reply(client, payload_type, "{\"success\": true}", 17);
goto exit_cleanup;
}
case IPC_GET_OUTPUTS:
{
json_object *outputs = json_object_new_array();
for (int i = 0; i < root->outputs->length; ++i) {
struct sway_output *output = root->outputs->items[i];
json_object *output_json = ipc_json_describe_node(&output->node);
// override the default focused indicator because it's set
// differently for the get_outputs reply
struct sway_seat *seat = input_manager_get_default_seat();
struct sway_workspace *focused_ws =
seat_get_focused_workspace(seat);
bool focused = focused_ws && output == focused_ws->output;
json_object_object_del(output_json, "focused");
json_object_object_add(output_json, "focused",
json_object_new_boolean(focused));
const char *subpixel = sway_wl_output_subpixel_to_string(output->wlr_output->subpixel);
json_object_object_add(output_json, "subpixel_hinting", json_object_new_string(subpixel));
json_object_array_add(outputs, output_json);
}
struct sway_output *output;
wl_list_for_each(output, &root->all_outputs, link) {
if (!output->enabled && output != root->noop_output) {
json_object_array_add(outputs,
ipc_json_describe_disabled_output(output));
}
}
const char *json_string = json_object_to_json_string(outputs);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(outputs); // free
goto exit_cleanup;
}
case IPC_GET_WORKSPACES:
{
json_object *workspaces = json_object_new_array();
root_for_each_workspace(ipc_get_workspaces_callback, workspaces);
const char *json_string = json_object_to_json_string(workspaces);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(workspaces); // free
goto exit_cleanup;
}
case IPC_SUBSCRIBE:
{
// TODO: Check if they're permitted to use these events
struct json_object *request = json_tokener_parse(buf);
if (request == NULL || !json_object_is_type(request, json_type_array)) {
const char msg[] = "{\"success\": false}";
ipc_send_reply(client, payload_type, msg, strlen(msg));
sway_log(SWAY_INFO, "Failed to parse subscribe request");
goto exit_cleanup;
}
bool is_tick = false;
// parse requested event types
for (size_t i = 0; i < json_object_array_length(request); i++) {
const char *event_type = json_object_get_string(json_object_array_get_idx(request, i));
if (strcmp(event_type, "workspace") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_WORKSPACE);
} else if (strcmp(event_type, "barconfig_update") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_BARCONFIG_UPDATE);
} else if (strcmp(event_type, "bar_state_update") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_BAR_STATE_UPDATE);
} else if (strcmp(event_type, "mode") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_MODE);
} else if (strcmp(event_type, "shutdown") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_SHUTDOWN);
} else if (strcmp(event_type, "window") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_WINDOW);
} else if (strcmp(event_type, "binding") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_BINDING);
} else if (strcmp(event_type, "tick") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_TICK);
is_tick = true;
} else {
const char msg[] = "{\"success\": false}";
ipc_send_reply(client, payload_type, msg, strlen(msg));
json_object_put(request);
sway_log(SWAY_INFO, "Unsupported event type in subscribe request");
goto exit_cleanup;
}
}
json_object_put(request);
const char msg[] = "{\"success\": true}";
ipc_send_reply(client, payload_type, msg, strlen(msg));
if (is_tick) {
const char tickmsg[] = "{\"first\": true, \"payload\": \"\"}";
ipc_send_reply(client, IPC_EVENT_TICK, tickmsg,
strlen(tickmsg));
}
goto exit_cleanup;
}
case IPC_GET_INPUTS:
{
json_object *inputs = json_object_new_array();
struct sway_input_device *device = NULL;
wl_list_for_each(device, &server.input->devices, link) {
json_object_array_add(inputs, ipc_json_describe_input(device));
}
const char *json_string = json_object_to_json_string(inputs);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(inputs); // free
goto exit_cleanup;
}
case IPC_GET_SEATS:
{
json_object *seats = json_object_new_array();
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
json_object_array_add(seats, ipc_json_describe_seat(seat));
}
const char *json_string = json_object_to_json_string(seats);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(seats); // free
goto exit_cleanup;
}
case IPC_GET_TREE:
{
json_object *tree = ipc_json_describe_node_recursive(&root->node);
const char *json_string = json_object_to_json_string(tree);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(tree);
goto exit_cleanup;
}
case IPC_GET_MARKS:
{
json_object *marks = json_object_new_array();
root_for_each_container(ipc_get_marks_callback, marks);
const char *json_string = json_object_to_json_string(marks);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(marks);
goto exit_cleanup;
}
case IPC_GET_VERSION:
{
json_object *version = ipc_json_get_version();
const char *json_string = json_object_to_json_string(version);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(version); // free
goto exit_cleanup;
}
case IPC_GET_BAR_CONFIG:
{
if (!buf[0]) {
// Send list of configured bar IDs
json_object *bars = json_object_new_array();
for (int i = 0; i < config->bars->length; ++i) {
struct bar_config *bar = config->bars->items[i];
json_object_array_add(bars, json_object_new_string(bar->id));
}
const char *json_string = json_object_to_json_string(bars);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(bars); // free
} else {
// Send particular bar's details
struct bar_config *bar = NULL;
for (int i = 0; i < config->bars->length; ++i) {
bar = config->bars->items[i];
if (strcmp(buf, bar->id) == 0) {
break;
}
bar = NULL;
}
if (!bar) {
const char *error = "{ \"success\": false, \"error\": \"No bar with that ID\" }";
ipc_send_reply(client, payload_type, error,
(uint32_t)strlen(error));
goto exit_cleanup;
}
json_object *json = ipc_json_describe_bar_config(bar);
const char *json_string = json_object_to_json_string(json); const char *json_string = json_object_to_json_string(json);
ipc_send_reply(client, payload_type, json_string, ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string)); (uint32_t)strlen(json_string));
json_object_put(json); // free json_object_put(json);
} }
goto exit_cleanup; } else {
}
case IPC_GET_BINDING_MODES:
{
json_object *modes = json_object_new_array();
for (int i = 0; i < config->modes->length; i++) {
struct sway_mode *mode = config->modes->items[i];
json_object_array_add(modes, json_object_new_string(mode->name));
}
const char *json_string = json_object_to_json_string(modes);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(modes); // free
goto exit_cleanup;
}
case IPC_GET_CONFIG:
{
json_object *json = json_object_new_object();
json_object_object_add(json, "config", json_object_new_string(config->current_config));
const char *json_string = json_object_to_json_string(json);
ipc_send_reply(client, payload_type, json_string,
(uint32_t)strlen(json_string));
json_object_put(json); // free
goto exit_cleanup;
}
case IPC_SYNC:
{
// It was decided sway will not support this, just return success:false
const char msg[] = "{\"success\": false}";
ipc_send_reply(client, payload_type, msg, strlen(msg));
goto exit_cleanup;
}
default:
sway_log(SWAY_INFO, "Unknown IPC command type %x", payload_type); sway_log(SWAY_INFO, "Unknown IPC command type %x", payload_type);
goto exit_cleanup;
} }
exit_cleanup:
free(buf); free(buf);
return; return;
} }

272
sway/ipc-sway.c Normal file
View file

@ -0,0 +1,272 @@
#include <json-c/json.h>
#include <stdbool.h>
#include "sway/commands.h"
#include "sway/desktop/transaction.h"
#include "sway/ipc-json.h"
#include "sway/ipc-server.h"
#include "sway/output.h"
#include "sway/tree/workspace.h"
#include "log.h"
#include "util.h"
json_object *ipc_sway_command(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
size_t payload_length = strlen(buf);
char *line = strtok(buf, "\n");
while (line) {
size_t line_length = strlen(line);
if (line + line_length >= buf + payload_length) {
break;
}
line[line_length] = ';';
line = strtok(NULL, "\n");
}
list_t *res_list = execute_command(buf, NULL, NULL);
transaction_commit_dirty();
json_object *reply = cmd_results_to_json(res_list);
while (res_list->length) {
struct cmd_results *results = res_list->items[0];
free_cmd_results(results);
list_del(res_list, 0);
}
list_free(res_list);
return reply;
}
json_object *ipc_sway_send_tick(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
ipc_event_tick(buf);
return ipc_json_success();
}
json_object *ipc_sway_get_outputs(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
json_object *outputs = json_object_new_array();
for (int i = 0; i < root->outputs->length; ++i) {
struct sway_output *output = root->outputs->items[i];
json_object *output_json = ipc_json_describe_node(&output->node);
// override the default focused indicator because it's set
// differently for the get_outputs reply
struct sway_seat *seat = input_manager_get_default_seat();
struct sway_workspace *focused_ws =
seat_get_focused_workspace(seat);
bool focused = focused_ws && output == focused_ws->output;
json_object_object_del(output_json, "focused");
json_object_object_add(output_json, "focused",
json_object_new_boolean(focused));
const char *subpixel = sway_wl_output_subpixel_to_string(output->wlr_output->subpixel);
json_object_object_add(output_json, "subpixel_hinting", json_object_new_string(subpixel));
json_object_array_add(outputs, output_json);
}
struct sway_output *output;
wl_list_for_each(output, &root->all_outputs, link) {
if (!output->enabled && output != root->noop_output) {
json_object_array_add(outputs,
ipc_json_describe_disabled_output(output));
}
}
return outputs;
}
static void ipc_get_workspaces_callback(struct sway_workspace *workspace,
void *data) {
json_object *workspace_json = ipc_json_describe_node(&workspace->node);
// override the default focused indicator because
// it's set differently for the get_workspaces reply
struct sway_seat *seat = input_manager_get_default_seat();
struct sway_workspace *focused_ws = seat_get_focused_workspace(seat);
bool focused = workspace == focused_ws;
json_object_object_del(workspace_json, "focused");
json_object_object_add(workspace_json, "focused",
json_object_new_boolean(focused));
json_object_array_add((json_object *)data, workspace_json);
focused_ws = output_get_active_workspace(workspace->output);
bool visible = workspace == focused_ws;
json_object_object_add(workspace_json, "visible",
json_object_new_boolean(visible));
}
json_object *ipc_sway_get_workspaces(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
json_object *workspaces = json_object_new_array();
root_for_each_workspace(ipc_get_workspaces_callback, workspaces);
return workspaces;
}
json_object *ipc_sway_subscribe(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
// TODO: Check if they're permitted to use these events
struct json_object *request = json_tokener_parse(buf);
if (request == NULL || !json_object_is_type(request, json_type_array)) {
sway_log(SWAY_INFO, "Failed to parse subscribe request");
return ipc_json_failure(NULL);
}
bool is_tick = false;
// parse requested event types
for (size_t i = 0; i < json_object_array_length(request); i++) {
const char *event_type = json_object_get_string(
json_object_array_get_idx(request, i));
if (strcmp(event_type, "workspace") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_WORKSPACE);
} else if (strcmp(event_type, "barconfig_update") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_BARCONFIG_UPDATE);
} else if (strcmp(event_type, "bar_state_update") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_BAR_STATE_UPDATE);
} else if (strcmp(event_type, "mode") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_MODE);
} else if (strcmp(event_type, "shutdown") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_SHUTDOWN);
} else if (strcmp(event_type, "window") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_WINDOW);
} else if (strcmp(event_type, "binding") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_BINDING);
} else if (strcmp(event_type, "tick") == 0) {
client->subscribed_events |= event_mask(IPC_EVENT_TICK);
is_tick = true;
} else {
json_object_put(request);
sway_log(SWAY_INFO, "Unsupported event type in subscribe request");
return ipc_json_failure(NULL);
}
}
json_object_put(request);
json_object *reply = ipc_json_success();
if (is_tick) {
const char *json_string = json_object_to_json_string(reply);
ipc_send_reply(client, *type, json_string,
(uint32_t)strlen(json_string));
json_object_put(reply);
reply = json_object_new_object();
json_object_object_add(reply, "first", json_object_new_boolean(true));
json_object_object_add(reply, "payload", json_object_new_string(""));
*type = IPC_EVENT_TICK;
}
return reply;
}
json_object *ipc_sway_get_inputs(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
json_object *inputs = json_object_new_array();
struct sway_input_device *device = NULL;
wl_list_for_each(device, &server.input->devices, link) {
json_object_array_add(inputs, ipc_json_describe_input(device));
}
return inputs;
}
json_object *ipc_sway_get_seats(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
json_object *seats = json_object_new_array();
struct sway_seat *seat = NULL;
wl_list_for_each(seat, &server.input->seats, link) {
json_object_array_add(seats, ipc_json_describe_seat(seat));
}
return seats;
}
json_object *ipc_sway_get_tree(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
return ipc_json_describe_node_recursive(&root->node);
}
static void ipc_get_marks_callback(struct sway_container *con, void *data) {
json_object *marks = (json_object *)data;
for (int i = 0; i < con->marks->length; ++i) {
char *mark = (char *)con->marks->items[i];
json_object_array_add(marks, json_object_new_string(mark));
}
}
json_object *ipc_sway_get_marks(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
json_object *marks = json_object_new_array();
root_for_each_container(ipc_get_marks_callback, marks);
return marks;
}
json_object *ipc_sway_get_version(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
return ipc_json_get_version();
}
json_object *ipc_sway_get_bar_config(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
if (!buf[0]) {
// Send list of configured bar IDs
json_object *bars = json_object_new_array();
for (int i = 0; i < config->bars->length; ++i) {
struct bar_config *bar = config->bars->items[i];
json_object_array_add(bars, json_object_new_string(bar->id));
}
return bars;
} else {
// Send particular bar's details
struct bar_config *bar = NULL;
for (int i = 0; i < config->bars->length; ++i) {
bar = config->bars->items[i];
if (strcmp(buf, bar->id) == 0) {
break;
}
bar = NULL;
}
if (!bar) {
return ipc_json_failure("No bar with that ID");
}
return ipc_json_describe_bar_config(bar);
}
}
json_object *ipc_sway_get_binding_modes(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
json_object *modes = json_object_new_array();
for (int i = 0; i < config->modes->length; i++) {
struct sway_mode *mode = config->modes->items[i];
json_object_array_add(modes, json_object_new_string(mode->name));
}
return modes;
}
json_object *ipc_sway_get_config(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
json_object *json = json_object_new_object();
json_object_object_add(json, "config", json_object_new_string(config->current_config));
return json;
}
json_object *ipc_sway_sync(struct ipc_client *client,
enum ipc_command_type *type, char *buf) {
// It was decided sway will not support this, just return success:false
return ipc_json_failure(NULL);
}
static const ipc_handler sway_commands[] = {
[IPC_COMMAND] = ipc_sway_command,
[IPC_GET_BAR_CONFIG] = ipc_sway_get_bar_config,
[IPC_GET_BINDING_MODES] = ipc_sway_get_binding_modes,
[IPC_GET_CONFIG] = ipc_sway_get_config,
[IPC_GET_INPUTS] = ipc_sway_get_inputs,
[IPC_GET_MARKS] = ipc_sway_get_marks,
[IPC_GET_OUTPUTS] = ipc_sway_get_outputs,
[IPC_GET_SEATS] = ipc_sway_get_seats,
[IPC_GET_TREE] = ipc_sway_get_tree,
[IPC_GET_VERSION] = ipc_sway_get_version,
[IPC_GET_WORKSPACES] = ipc_sway_get_workspaces,
[IPC_SEND_TICK] = ipc_sway_send_tick,
[IPC_SUBSCRIBE] = ipc_sway_subscribe,
[IPC_SYNC] = ipc_sway_sync,
};
const struct ipc_client_impl ipc_client_sway = {
.num_commands = sizeof (sway_commands) / sizeof (*sway_commands),
.commands = sway_commands,
};

1
sway/meson.build
View file

@ -5,6 +5,7 @@ sway_sources = files(
'decoration.c', 'decoration.c',
'ipc-json.c', 'ipc-json.c',
'ipc-server.c', 'ipc-server.c',
'ipc-sway.c',
'main.c', 'main.c',
'security.c', 'security.c',
'server.c', 'server.c',