Storage cleaner daemon

.gitignore

@@ -35,3 +35,4 @@ watcher
 lts
 store
 ALLOWED_USERS.txt
+ltscleanerd

.watcherignore

@@ -1 +1,2 @@
 ./lts
+./ltscleanerd

Makefile

@@ -10,9 +10,12 @@ endif
 
 all: lts watcher
 
-lts: lts.go uuid.go
+lts: ltscleanerd lts.go uuid.go
 	go build -ldflags="-X main.LISTEN_ADDR=$(LISTEN_ADDR)"
 
+ltscleanerd: ltscleanerd.c
+	cc -o ltscleanerd ltscleanerd.c
+
 watcher: watcher.c
 	cc -o $@ $<
 

ltscleanerd.c

@@ -0,0 +1,75 @@
+//go:build exclude
+
+#include <time.h>
+#include <signal.h>
+#define GEBS_NO_PREFIX
+#define GEBS_IMPLEMENTATION
+#include "gebs/gebs.h"
+
+char *prog = nil;
+char *file_path = nil;
+
+void timer_handler(int sig, siginfo_t *si, void *uc)
+{
+    if (file_path != nil) {
+        remove1(file_path);
+        exit(0);
+    }
+}
+
+void make_timer(char *name, long seconds)
+{
+    struct sigevent timer_event;
+    struct itimerspec timer_spec;
+    struct sigaction action;
+    int sig_no = SIGRTMIN;
+
+    action.sa_flags = SA_SIGINFO;
+    action.sa_sigaction = &timer_handler;
+    sigemptyset(&action.sa_mask);
+
+    if (sigaction(sig_no, &action, nil) == -1) {
+        LOGE("Could not create timer signal handler\n");
+        exit(1);
+    }
+
+    timer_event.sigev_notify = SIGEV_SIGNAL;
+    timer_event.sigev_signo = sig_no;
+    timer_event.sigev_value.sival_ptr = name;
+
+    timer_t timer_id;
+    if (timer_create(CLOCK_REALTIME, &timer_event, &timer_id) == -1) {
+        LOGE("Could not create timer\n");
+        exit(1);
+    }
+
+    memset(&timer_spec, 0, sizeof(timer_spec));
+    timer_spec.it_value.tv_sec = seconds;
+
+    if (timer_settime(timer_id, 0, &timer_spec, nil) == -1) {
+        LOGE("Could not set the timeout\n");
+        exit(1);
+    }
+}
+
+int main(int argc, char ** argv)
+{
+    prog = SHIFT(&argc, &argv);
+    file_path = SHIFT(&argc, &argv);
+    char *timeout_string = SHIFT(&argc, &argv);
+
+    if (!exists1(file_path)) {
+        LOGI("Path %s does not exist\n", file_path);
+        return 1;
+    }
+
+    char *endp;
+    long timeout = strtol(timeout_string, &endp, 10);
+
+    make_timer("cleaner", timeout);
+
+    pause();
+
+    return 0;
+}
+