nostrdb: port everything over to be in as sync as possible

for now

nostrdb/bench-ingest-many.c

@@ -0,0 +1,75 @@
+
+
+#include "io.h"
+#include "nostrdb.h"
+#include <sys/mman.h>
+#include <time.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+
+int map_file(const char *filename, unsigned char **p, size_t *flen)
+{
+	struct stat st;
+	int des;
+	stat(filename, &st);
+	*flen = st.st_size;
+
+	des = open(filename, O_RDONLY);
+
+	*p = mmap(NULL, *flen, PROT_READ, MAP_PRIVATE, des, 0);
+	close(des);
+
+	return *p != MAP_FAILED;
+}
+
+static int bench_parser()
+{
+	long nanos, ms;
+	size_t written;
+	struct ndb *ndb;
+	struct timespec t1, t2;
+	char *json;
+	int times = 1;
+	struct ndb_config config;
+	ndb_default_config(&config);
+
+	ndb_config_set_mapsize(&config, 1024ULL * 1024ULL * 400ULL * 10ULL);
+	ndb_config_set_ingest_threads(&config, 8);
+	ndb_config_set_flags(&config, NDB_FLAG_SKIP_NOTE_VERIFY);
+
+	assert(ndb_init(&ndb, "testdata/db", &config));
+	const char *filename = "testdata/many-events.json";
+	if (!map_file(filename, (unsigned char**)&json, &written)) {
+		printf("mapping testdata/many-events.json failed\n");
+		return 2;
+	}
+
+	printf("mapped %ld bytes in %s\n", written, filename);
+
+	clock_gettime(CLOCK_MONOTONIC, &t1);
+
+	ndb_process_events(ndb, json, written);
+
+	ndb_destroy(ndb);
+
+	clock_gettime(CLOCK_MONOTONIC, &t2);
+
+	nanos = (t2.tv_sec - t1.tv_sec) * (long)1e9 + (t2.tv_nsec - t1.tv_nsec);
+	ms = nanos / 1e6;
+	printf("ns/run\t%ld\nms/run\t%f\nns\t%ld\nms\t%ld\n",
+		nanos/times, (double)ms/(double)times, nanos, ms);
+
+	return 1;
+}
+
+int main(int argc, char *argv[], char **env)
+{
+	if (!bench_parser())
+		return 2;
+	
+	return 0;
+}
+