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authorMatt Strapp <strap012@umn.edu>2020-11-16 08:59:44 -0600
committerMatt Strapp <strap012@umn.edu>2020-11-16 08:59:44 -0600
commitc6a7ae3f1c3881713cf62460deaae0cd79a1d089 (patch)
treece9834e23c5341ed574308724ff541e8349a00f9
parentMake threads detached (diff)
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help me
-rw-r--r--P3/server.c39
1 files changed, 15 insertions, 24 deletions
diff --git a/P3/server.c b/P3/server.c
index 2f1b30b..93c28ed 100644
--- a/P3/server.c
+++ b/P3/server.c
@@ -111,13 +111,14 @@ int readFromDisk(/*necessary arguments*/) {
void * dispatch(void *arg) {
while (1) {
-
// Accept client connection
+ int newReq = accept_connection();
+ if (newReq >= 0) {
+ // Get request from the client
+ //get_request(newReq, something);
+ // Add the request into the queue
- // Get request from the client
-
- // Add the request into the queue
-
+ }
}
return NULL;
}
@@ -226,22 +227,25 @@ int main(int argc, char **argv) {
}
}
+ pthread_attr_t attr;
+ pthread_attr_init(&attr);
+ pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
// Start the server
init(port);
// Create dispatcher threads (make detachable????)
pthread_t dThreads[dispatchers];
for (int i=0; i<dispatchers; i++) {
- pthread_create(&dThreads[i], PTHREAD_CREATE_DETACHED, dispatch, NULL); // DEBUG! figure out last arg
+ pthread_create(&dThreads[i], &attr, dispatch, NULL); // DEBUG! figure out last arg
}
//Create workers (make detachable?????)
pthread_t wThreads[workers];
for (int i = 0; i < workers; i++) {
- pthread_create(&wThreads[i], PTHREAD_CREATE_DETACHED, worker, NULL); //TODO: Worker arguments
+ pthread_create(&wThreads[i], &attr, worker, NULL); //TODO: Worker arguments
}
// Create dynamic pool manager thread (extra credit A)
if (dynFlag) {
pthread_t pThread;
- pthread_create(&pThread, PTHREAD_CREATE_DETACHED, dynamic_pool_size_update, NULL); //TODO: possible arguments
+ pthread_create(&pThread, &attr, dynamic_pool_size_update, NULL); //TODO: possible arguments
}
@@ -251,23 +255,10 @@ int main(int argc, char **argv) {
// Terminate server gracefully
if (exitFlag){
- printf("SIGINT caught, exiting now.\nWorker threads now being killed.\n");
+ printf("SIGINT caught, exiting now.\n");
// Print the number of pending requests in the request queue
/*TODO*/
//Kill all dispatch and worker threads
- for (int j=0; j<dispatchers; j++) {
- if (pthread_cancel(dThreads[j]) != 0) {
- printf("Thread ID %ld refused to die.\nThis may or may not be disasterous.\n", dThreads[j]);
- continue;
- }
- }
- printf("All dispatcher threads have been killed. Now killing worker threads.");
- for (int j=0; j<workers;j++) {
- if(pthread_cancel(wThreads[j]) != 0) {
- printf("Thread ID %ld refused to die.\nThis could be disasterous.\n", wThreads[j]);
- continue;
- }
- }
// close log file
if (fclose(logfile) != 0) {
perror("fclose error");
@@ -276,10 +267,10 @@ int main(int argc, char **argv) {
// Remove cache (extra credit B)
if (cSiz != 0)
free(dynQ);
- printf("All threads have been successfully killed and cache has successfully been cleared.\nExiting now.\n");
+ printf("Aache has successfully been cleared.\nExiting now.\n");
return 0;
}
}
- printf("This should never be printed.");
+ printf("\n\nThis should never be printed.\n\n");
return 42;
}