adding a few overlooked files

git-svn-id: svn+ssh://svn.corp.yahoo.com/yahoo/yrl/labs/pnuts/code/logstore@657 8dad8b1f-cf64-0410-95b6-bcf113ffbcfe

util/histogram.cpp

@@ -0,0 +1,54 @@
+/*
+ * histogram.cpp
+ *
+ *  Created on: Mar 2, 2010
+ *      Author: sears
+ */
+
+#include "../tcpclient.h"
+#include "../network.h"
+#include "../datatuple.h"
+
+void usage(char * argv[]) {
+	fprintf(stderr, "usage %s [n] [host [port]]\n", argv[0]);
+}
+#include "util_main.h"
+int main(int argc, char * argv[]) {
+	unsigned long long count = 3;
+	if(argc > 1) {
+		char * end;
+		unsigned long long n = strtoull(argv[1], &end, 10);
+		if(argv[1][0] && !*end) {
+			count = n;
+			argc--;
+			argv++;
+		}
+	}
+	logstore_handle_t * l = util_open_conn(argc, argv);
+
+//    datatuple * ret
+    uint8_t rcode = logstore_client_op_returns_many(l, OP_STAT_HISTOGRAM, NULL, NULL, count);
+
+    if(opiserror(rcode)) {
+    	fprintf(stderr, "Histogram request returned logstore error code %d\n", rcode);
+    	perror("Histogram generation failed."); return 3;
+    } else {
+    	datatuple *ret;
+    	bool first = true;
+    	while(( ret = logstore_client_next_tuple(l) )) {
+    		if(first) {
+    			assert(ret->keylen() == sizeof(uint64_t));
+    			uint64_t stride = *(uint64_t*)ret->key();
+    			printf("Stride: %lld\n", (long long)stride);
+    			first = false;
+    		} else {
+    			assert(ret->key()[ret->keylen()-1] == 0); // check for null terminator.
+    			printf("\t%s\n", (char*)ret->key());
+    		}
+    		datatuple::freetuple(ret);
+    	}
+    }
+
+    logstore_client_close(l);
+    return 0;
+}

util/space_usage.cpp

@@ -0,0 +1,32 @@
+/*
+ * space_usage.cpp
+ *
+ *  Created on: Mar 1, 2010
+ *      Author: sears
+ */
+
+#include "../tcpclient.h"
+#include "../network.h"
+#include "../datatuple.h"
+
+void usage(char * argv[]) {
+	fprintf(stderr, "usage %s [host [port]]\n", argv[0]);
+}
+#include "util_main.h"
+int main(int argc, char * argv[]) {
+	logstore_handle_t * l = util_open_conn(argc, argv);
+
+    datatuple * ret = logstore_client_op(l, OP_STAT_SPACE_USAGE);
+
+	if(ret == NULL) {
+    	perror("Space usage failed."); return 3;
+    }
+
+    logstore_client_close(l);
+    assert(ret->keylen() == sizeof(uint64_t));
+    assert(ret->datalen() == sizeof(uint64_t));
+    printf("Tree is %lld MB Store file is %lld MB\n", (*(uint64_t*)ret->key()) / (1024*1024), (*(uint64_t*)ret->data()) / (1024*1024));
+	datatuple::freetuple(ret);
+    		;
+    return 0;
+}

util/util_main.h

@@ -0,0 +1,33 @@
+/*
+ * util_open_conn.h
+ *
+ *  Created on: Mar 1, 2010
+ *      Author: sears
+ */
+
+#ifndef UTIL_MAIN_H_
+#define UTIL_MAIN_H_
+
+logstore_handle_t * util_open_conn(int argc, char * argv[]) {
+	bool ok = true;
+	int svrport = 32432;
+	char * svrname = "localhost";
+	if(argc == 3) {
+		svrport = atoi(argv[2]);
+	}
+	if(argc == 2 || argc == 3) {
+		svrname = argv[1];
+	}
+	if(!ok || argc > 3) {
+		usage(argv); exit(1);
+	}
+
+    logstore_handle_t * l = logstore_client_open(svrname, svrport, 100);
+
+    if(l == NULL) { perror("Couldn't open connection"); exit(2); }
+
+	return l;
+}
+
+
+#endif /* UTIL_MAIN_H_ */