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pipewire: add a -P option to set context properties

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Add a -P (--properties) option to create the context with custom
properties. This can be used to control the modules that are loaded, for
example when they have conditions.
This commit is contained in:
Wim Taymans 2024-04-10 18:13:01 +02:00
parent 18ce166735
commit 6aa690fa8d
1 changed files with 24 additions and 8 deletions
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32
src/daemon/pipewire.c
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@ -9,6 +9,9 @@
#include <locale.h> #include <locale.h>
#include <spa/utils/result.h> #include <spa/utils/result.h>
#include <spa/utils/cleanup.h>
#include <spa/debug/file.h>
#include <pipewire/pipewire.h> #include <pipewire/pipewire.h>
#include <pipewire/i18n.h> #include <pipewire/i18n.h>
@ -26,7 +29,8 @@ static void show_help(const char *name, const char *config_name)
fprintf(stdout, _("%s [options]\n" fprintf(stdout, _("%s [options]\n"
" -h, --help Show this help\n" " -h, --help Show this help\n"
" --version Show version\n" " --version Show version\n"
" -c, --config Load config (Default %s)\n"), " -c, --config Load config (Default %s)\n"
" -P --properties Set context properties\n"),
name, name,
config_name); config_name);
} }
@ -41,6 +45,7 @@ int main(int argc, char *argv[])
{ "version", no_argument, NULL, 'V' }, { "version", no_argument, NULL, 'V' },
{ "config", required_argument, NULL, 'c' }, { "config", required_argument, NULL, 'c' },
{ "verbose", no_argument, NULL, 'v' }, { "verbose", no_argument, NULL, 'v' },
{ "properties", required_argument, NULL, 'P' },
{ NULL, 0, NULL, 0} { NULL, 0, NULL, 0}
}; };
@ -48,6 +53,7 @@ int main(int argc, char *argv[])
char path[PATH_MAX]; char path[PATH_MAX];
const char *config_name; const char *config_name;
enum spa_log_level level = pw_log_level; enum spa_log_level level = pw_log_level;
struct spa_error_location loc;
if (setenv("PIPEWIRE_INTERNAL", "1", 1) < 0) if (setenv("PIPEWIRE_INTERNAL", "1", 1) < 0)
fprintf(stderr, "can't set PIPEWIRE_INTERNAL env: %m"); fprintf(stderr, "can't set PIPEWIRE_INTERNAL env: %m");
@ -58,7 +64,11 @@ int main(int argc, char *argv[])
setlocale(LC_ALL, ""); setlocale(LC_ALL, "");
pw_init(&argc, &argv); pw_init(&argc, &argv);
while ((c = getopt_long(argc, argv, "hVc:v", long_options, NULL)) != -1) { properties = pw_properties_new(
PW_KEY_CONFIG_NAME, config_name,
NULL);
while ((c = getopt_long(argc, argv, "hVc:vP:", long_options, NULL)) != -1) {
switch (c) { switch (c) {
case 'v': case 'v':
if (level < SPA_LOG_LEVEL_TRACE) if (level < SPA_LOG_LEVEL_TRACE)
@ -77,17 +87,24 @@ int main(int argc, char *argv[])
return 0; return 0;
case 'c': case 'c':
config_name = optarg; config_name = optarg;
pw_properties_set(properties, PW_KEY_CONFIG_NAME, config_name);
break; break;
case 'P':
if (pw_properties_update_string_checked(properties, optarg, strlen(optarg), &loc) < 0) {
spa_debug_file_error_location(stderr, &loc,
"error: syntax error in --properties: %s",
loc.reason);
goto done;
}
break;
default: default:
res = -EINVAL; res = -EINVAL;
goto done; goto done;
} }
} }
properties = pw_properties_new(
PW_KEY_CONFIG_NAME, config_name,
NULL);
loop = pw_main_loop_new(&properties->dict); loop = pw_main_loop_new(&properties->dict);
if (loop == NULL) { if (loop == NULL) {
pw_log_error("failed to create main-loop: %m"); pw_log_error("failed to create main-loop: %m");
@ -98,8 +115,7 @@ int main(int argc, char *argv[])
pw_loop_add_signal(pw_main_loop_get_loop(loop), SIGINT, do_quit, loop); pw_loop_add_signal(pw_main_loop_get_loop(loop), SIGINT, do_quit, loop);
pw_loop_add_signal(pw_main_loop_get_loop(loop), SIGTERM, do_quit, loop); pw_loop_add_signal(pw_main_loop_get_loop(loop), SIGTERM, do_quit, loop);
context = pw_context_new(pw_main_loop_get_loop(loop), properties, 0); context = pw_context_new(pw_main_loop_get_loop(loop), spa_steal_ptr(properties), 0);
properties = NULL;
if (context == NULL) { if (context == NULL) {
pw_log_error("failed to create context: %m"); pw_log_error("failed to create context: %m");