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-rw-r--r--svm/svmdbtool.c326
1 files changed, 326 insertions, 0 deletions
diff --git a/svm/svmdbtool.c b/svm/svmdbtool.c
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+++ b/svm/svmdbtool.c
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+/*
+ * Copyright (c) 2015 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
+#include <netinet/in.h>
+#include <signal.h>
+#include <pthread.h>
+#include <unistd.h>
+#include <time.h>
+#include <fcntl.h>
+#include <string.h>
+#include <vppinfra/clib.h>
+#include <vppinfra/vec.h>
+#include <vppinfra/hash.h>
+#include <vppinfra/bitmap.h>
+#include <vppinfra/fifo.h>
+#include <vppinfra/time.h>
+#include <vppinfra/mheap.h>
+#include <vppinfra/heap.h>
+#include <vppinfra/pool.h>
+#include <vppinfra/format.h>
+#include <vppinfra/serialize.h>
+#include "svmdb.h"
+
+static void get_string (char *chroot_path, u8 *vbl)
+{
+ svmdb_client_t *c;
+ char *rv;
+
+ c = svmdb_map_chroot(chroot_path);
+
+ rv = svmdb_local_get_string_variable (c, (char *)vbl);
+
+ fformat(stdout, "%s\n", rv ? rv : "UNSET");
+ vec_free(rv);
+ svmdb_unmap (c);
+}
+
+static void set_string (char *chroot_path, u8 *vbl, u8 *value)
+{
+ svmdb_client_t *c;
+
+ c = svmdb_map_chroot(chroot_path);
+ svmdb_local_set_string_variable (c, (char *)vbl, (char *)value);
+ svmdb_unmap (c);
+}
+
+static void unset_string (char *chroot_path, u8 *vbl)
+{
+ svmdb_client_t *c;
+
+ c = svmdb_map_chroot(chroot_path);
+ svmdb_local_unset_string_variable (c, (char *)vbl);
+ svmdb_unmap (c);
+}
+
+static void dump_strings(char *chroot_path)
+{
+ svmdb_client_t *c;
+
+ c = svmdb_map_chroot(chroot_path);
+ svmdb_local_dump_strings (c);
+ svmdb_unmap (c);
+}
+
+static void test_vlib_vec_rate (char *chroot_path, f64 vr)
+{
+ svmdb_client_t *c;
+ f64 *tv = 0;
+
+ vec_add1 (tv, vr);
+
+ c = svmdb_map_chroot(chroot_path);
+
+ svmdb_local_set_vec_variable (c, "vlib_vector_rate", (char *)tv, sizeof (*tv));
+ svmdb_unmap (c);
+
+ vec_free(tv);
+}
+
+
+
+static void test_vec (char *chroot_path, u8 *vbl)
+{
+ svmdb_client_t *c;
+ u64 *tv = 0;
+ int i;
+
+ /* my amp goes to 11 */
+ for (i = 0; i < 11; i++) {
+ vec_add1(tv, i);
+ }
+
+ c = svmdb_map_chroot(chroot_path);
+ svmdb_local_set_vec_variable (c, (char *)vbl, (char *)tv, sizeof (tv[0]));
+ svmdb_unmap (c);
+
+ vec_free(tv);
+}
+
+static void fake_install (char *chroot_path, u8 *add_value)
+{
+ svmdb_client_t *c;
+ u8 *v = 0;
+ u8 **values = 0;
+ u8 *oldvalue;
+ u8 *value;
+ int nitems = 0, i;
+ serialize_main_t m;
+
+ c = svmdb_map_chroot(chroot_path);
+
+ oldvalue = svmdb_local_get_vec_variable (c, "installed_sw", 1);
+ if (oldvalue) {
+ unserialize_open_data (&m, oldvalue, vec_len (oldvalue));
+ nitems = unserialize_likely_small_unsigned_integer (&m);
+ for (i = 0; i < nitems; i++) {
+ unserialize_cstring (&m, (char **)&value);
+ vec_add1 (values, value);
+ }
+ vec_free (v);
+ }
+ nitems++;
+ value = format (0, "%s%c", add_value, 0);
+
+ vec_add1 (values, value);
+
+ fformat (stdout, "Resulting installed_sw vector:\n");
+
+ serialize_open_vector (&m, v);
+ serialize_likely_small_unsigned_integer (&m, vec_len (values));
+ for (i = 0; i < vec_len (values); i++) {
+ fformat (stdout, "%s\n", values[i]);
+ serialize_cstring (&m, (char *)values[i]);
+ }
+
+ v = serialize_close_vector (&m);
+
+ svmdb_local_set_vec_variable (c, "installed_sw", v, sizeof (v[0]));
+ svmdb_unmap (c);
+
+ for (i = 0; i < vec_len (values); i++)
+ vec_free (values[i]);
+ vec_free (values);
+}
+
+static void sigaction_handler (int signum, siginfo_t *i, void *notused)
+{
+ u32 action, opaque;
+
+ action = (u32)(uword) i->si_ptr;
+ action >>= 28;
+ opaque = (u32)(uword) i->si_ptr;
+ opaque &= ~(0xF0000000);
+
+ clib_warning ("signal %d, action %d, opaque %x",
+ signum, action, opaque);
+}
+
+static void test_reg (char *chroot_path, u8 *vbl)
+{
+ svmdb_client_t *c;
+ svmdb_notification_args_t args;
+ svmdb_notification_args_t *a = &args;
+ struct sigaction sa;
+
+ memset (&sa, 0, sizeof (sa));
+ sa.sa_sigaction = sigaction_handler;
+ sa.sa_flags = SA_SIGINFO;
+ if (sigaction (SIGUSR2, &sa, 0) < 0) {
+ clib_unix_warning ("sigaction");
+ return;
+ }
+
+ memset (a, 0, sizeof (*a));
+
+ c = svmdb_map_chroot(chroot_path);
+
+ a->add_del = 1 /* add */;
+ a->nspace = SVMDB_NAMESPACE_STRING;
+ a->var = (char *) vbl;
+ a->elsize = 1;
+ a->signum = SIGUSR2;
+ a->action = SVMDB_ACTION_GET;
+ a->opaque = 0x0eadbeef;
+
+ svmdb_local_add_del_notification (c, a);
+
+ (void) svmdb_local_get_string_variable (c, (char *)vbl);
+
+ a->add_del = 0; /* del */
+ svmdb_local_add_del_notification (c, a);
+
+
+
+ svmdb_unmap (c);
+}
+
+static void unset_vec (char *chroot_path, u8 *vbl)
+{
+ svmdb_client_t *c;
+
+ c = svmdb_map_chroot(chroot_path);
+ svmdb_local_unset_vec_variable (c, (char *)vbl);
+ svmdb_unmap (c);
+}
+
+static void dump_vecs(char *chroot_path)
+{
+ svmdb_client_t *c;
+
+ c = svmdb_map_chroot(chroot_path);
+ svmdb_local_dump_vecs (c);
+ svmdb_unmap (c);
+}
+
+static void crash_test(char *chroot_path)
+{
+ svmdb_client_t *c;
+
+ c = svmdb_map_chroot(chroot_path);
+
+ clib_warning ("Grab region mutex and crash deliberately!");
+ c->db_rp->mutex_owner_pid = getpid();
+ c->db_rp->mutex_owner_tag = -13;
+ pthread_mutex_lock(&c->db_rp->mutex);
+
+ abort();
+}
+
+static void map_with_size (char *chroot_path, uword size)
+{
+ svmdb_client_t *c;
+ c = svmdb_map_chroot_size (chroot_path, size);
+ svmdb_unmap (c);
+}
+
+int main (int argc, char **argv)
+{
+ unformat_input_t input;
+ int parsed =0;
+ u8 *vbl=0, *value=0;
+ char *chroot_path = 0;
+ u8 *chroot_path_u8;
+ uword size;
+ f64 vr;
+
+ unformat_init_command_line (&input, argv);
+
+ while (unformat_check_input (&input) != UNFORMAT_END_OF_INPUT) {
+ if (unformat (&input, "get-string %s", &vbl)) {
+ get_string (chroot_path, vbl);
+ vec_free(vbl);
+ parsed++;
+ } else if (unformat (&input, "set-string %s %s", &vbl, &value)) {
+ set_string (chroot_path, vbl, value);
+ vec_free(vbl);
+ vec_free(value);
+ parsed++;
+ } else if (unformat(&input, "unset-string %s", &vbl)) {
+ unset_string (chroot_path, vbl);
+ vec_free(vbl);
+ parsed++;
+ } else if (unformat(&input, "dump-strings")) {
+ dump_strings(chroot_path);
+ parsed++;
+ } else if (unformat(&input, "unset-vec %s", &vbl)) {
+ unset_vec (chroot_path, vbl);
+ vec_free(vbl);
+ parsed++;
+ } else if (unformat(&input, "dump-vecs")) {
+ dump_vecs(chroot_path);
+ parsed++;
+ } else if (unformat (&input, "test-vec %s", &vbl)) {
+ test_vec(chroot_path, vbl);
+ // vec_free(vbl);
+ parsed++;
+ } else if (unformat (&input, "vlib-vec-rate %f", &vr)) {
+ test_vlib_vec_rate(chroot_path, vr);
+ parsed++;
+ } else if (unformat (&input, "test-reg %s", &vbl)) {
+ test_reg(chroot_path, vbl);
+ parsed++;
+ } else if (unformat (&input, "crash-test")) {
+ crash_test (chroot_path);
+ } else if (unformat (&input, "chroot %s", &chroot_path_u8)) {
+ chroot_path = (char *) chroot_path_u8;
+ } else if (unformat (&input, "fake-install %s", &value)) {
+ fake_install (chroot_path, value);
+ parsed++;
+ } else if (unformat (&input, "size %d", &size)) {
+ map_with_size (chroot_path, size);
+ parsed++;
+ } else {
+ break;
+ }
+ }
+
+ unformat_free (&input);
+
+ if (!parsed) {
+ fformat(stdout, "%s: get-string <name> | set-string <name> <value>\n",
+ argv[0]);
+ fformat(stdout, " unset-string <name> | dump-strings\n");
+ fformat(stdout, " test-vec <name> |\n");
+ fformat(stdout, " unset-vec <name> | dump-vecs\n");
+ }
+
+ exit (0);
+}