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authorEgor Tensin <Egor.Tensin@gmail.com>2022-08-28 15:14:07 +0200
committerEgor Tensin <Egor.Tensin@gmail.com>2022-08-28 15:14:07 +0200
commit0ff63a9ceff4c8fcd679b52cb1c03d96675f52f0 (patch)
tree2b0d1fb32b09988f652228a40508dbcef9c1032e /src/worker_queue.h
parentnet: use MSG_NOSIGNAL (diff)
downloadcimple-0ff63a9ceff4c8fcd679b52cb1c03d96675f52f0.tar.gz
cimple-0ff63a9ceff4c8fcd679b52cb1c03d96675f52f0.zip
holy crap, it actually kinda works now
Previously, I had a stupid system where I would create a thread after every accept(), and put worker descriptors in a queue. A special "scheduler" thread would then pick them out, and give out jobs to complete. The problem was, of course, I couldn't conveniently poll job status from workers. I thought about using poll(), but that turned out to be a horribly complicated API. How do I deal with partial reads, for example? I don't honestly know. Then it hit me that I could just use the threads that handle accept()ed connections as "worker threads", which would synchronously schedule jobs and wait for them to complete. This solves every problem and removes the need for a lot of inter-thread synchronization magic. It even works now, holy crap! You can launch and terminate workers at will, and they will pick up new jobs automatically. As a side not, msg_recv_and_handle turned out to be too limiting and complicated for me, so I got rid of that, and do normal msg_recv/msg_send calls.
Diffstat (limited to 'src/worker_queue.h')
-rw-r--r--src/worker_queue.h26
1 files changed, 0 insertions, 26 deletions
diff --git a/src/worker_queue.h b/src/worker_queue.h
deleted file mode 100644
index d5e0bb2..0000000
--- a/src/worker_queue.h
+++ /dev/null
@@ -1,26 +0,0 @@
-#ifndef __WORKER_QUEUE_H__
-#define __WORKER_QUEUE_H__
-
-#include <sys/queue.h>
-
-struct worker_queue_entry {
- int fd;
- STAILQ_ENTRY(worker_queue_entry) entries;
-};
-
-int worker_queue_entry_create(struct worker_queue_entry **, int fd);
-void worker_queue_entry_destroy(struct worker_queue_entry *);
-
-STAILQ_HEAD(worker_queue, worker_queue_entry);
-
-void worker_queue_create(struct worker_queue *);
-void worker_queue_destroy(struct worker_queue *);
-
-int worker_queue_is_empty(const struct worker_queue *);
-
-void worker_queue_push(struct worker_queue *, struct worker_queue_entry *);
-void worker_queue_push_head(struct worker_queue *, struct worker_queue_entry *);
-
-struct worker_queue_entry *worker_queue_pop(struct worker_queue *);
-
-#endif