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xpc: terminate daemon when last XPC connection to App gone

This commit is contained in:
Martin Willi 2013-05-02 14:40:23 +02:00
parent 6aae6268d7
commit a0c125eacb
1 changed files with 28 additions and 0 deletions
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28
src/frontends/osx/charon-xpc/xpc_dispatch.c
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@ -17,6 +17,8 @@
#include "xpc_channels.h"
#include <xpc/xpc.h>
#include <signal.h>
#include <unistd.h>
#include <daemon.h>
#include <processing/jobs/callback_job.h>
@ -47,6 +49,16 @@ struct private_xpc_dispatch_t {
* GCD queue for XPC events
*/
dispatch_queue_t queue;
/**
* Number of active App connections
*/
refcount_t refcount;
/**
* PID of main thread
*/
pid_t pid;
};
/**
@ -257,6 +269,18 @@ static void handle(private_xpc_dispatch_t *this, xpc_object_t request)
}
}
/**
* Finalizer for client connections
*/
static void cleanup_connection(private_xpc_dispatch_t *this)
{
if (ref_put(&this->refcount))
{
DBG1(DBG_CFG, "no XPC connections, raising SIGTERM");
kill(this->pid, SIGTERM);
}
}
/**
* Set up GCD handler for XPC events
*/
@ -271,6 +295,9 @@ static void set_handler(private_xpc_dispatch_t *this)
handle(this, event);
}
});
ref_get(&this->refcount);
xpc_connection_set_context(conn, this);
xpc_connection_set_finalizer_f(conn, (void*)cleanup_connection);
xpc_connection_resume(conn);
});
xpc_connection_resume(this->service);
@ -303,6 +330,7 @@ xpc_dispatch_t *xpc_dispatch_create()
.channels = xpc_channels_create(),
.queue = dispatch_queue_create("org.strongswan.charon-xpc.q",
DISPATCH_QUEUE_CONCURRENT),
.pid = getpid(),
);
charon->bus->add_listener(charon->bus, &this->channels->listener);