853e720fdd
Ran indent *twice* Change-Id: If9c18b81983bb859cc8dc3b415c67cbf318fc618 Signed-off-by: Ed Warnicke <eaw@cisco.com>
499 lines
10 KiB
C
499 lines
10 KiB
C
/*
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* Copyright (c) 2015 Cisco and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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#include <pwd.h>
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#include <grp.h>
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#include <netinet/in.h>
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#include <signal.h>
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#include <pthread.h>
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#include <unistd.h>
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#include <time.h>
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#include <fcntl.h>
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#include <string.h>
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#include <vppinfra/clib.h>
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#include <vppinfra/vec.h>
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#include <vppinfra/hash.h>
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#include <vppinfra/bitmap.h>
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#include <vppinfra/fifo.h>
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#include <vppinfra/time.h>
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#include <vppinfra/mheap.h>
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#include <vppinfra/heap.h>
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#include <vppinfra/pool.h>
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#include <vppinfra/format.h>
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#include <vppinfra/serialize.h>
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#include "svmdb.h"
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typedef struct
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{
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svmdb_map_args_t map_args;
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int uid, gid;
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uword size;
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} svmdbtool_main_t;
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svmdbtool_main_t svmdbtool_main;
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static inline svmdb_map_args_t *
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map_arg_setup (char *chroot_path)
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{
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svmdbtool_main_t *sm = &svmdbtool_main;
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svmdb_map_args_t *ma = &sm->map_args;
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memset (ma, 0, sizeof (*ma));
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ma->root_path = chroot_path;
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ma->size = sm->size;
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ma->uid = sm->uid;
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ma->gid = sm->gid;
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return ma;
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}
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static void
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get_string (char *chroot_path, u8 * vbl)
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{
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svmdb_client_t *c;
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char *rv;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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rv = svmdb_local_get_string_variable (c, (char *) vbl);
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fformat (stdout, "%s\n", rv ? rv : "UNSET");
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vec_free (rv);
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svmdb_unmap (c);
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}
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static void
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set_string (char *chroot_path, u8 * vbl, u8 * value)
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{
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svmdb_client_t *c;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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svmdb_local_set_string_variable (c, (char *) vbl, (char *) value);
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svmdb_unmap (c);
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}
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static void
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unset_string (char *chroot_path, u8 * vbl)
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{
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svmdb_client_t *c;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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svmdb_local_unset_string_variable (c, (char *) vbl);
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svmdb_unmap (c);
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}
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static void
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dump_strings (char *chroot_path)
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{
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svmdb_client_t *c;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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svmdb_local_dump_strings (c);
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svmdb_unmap (c);
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}
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static void
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test_vlib_vec_rate (char *chroot_path, f64 vr)
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{
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svmdb_client_t *c;
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f64 *tv = 0;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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vec_add1 (tv, vr);
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svmdb_local_set_vec_variable (c, "vlib_vector_rate", (char *) tv,
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sizeof (*tv));
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svmdb_unmap (c);
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vec_free (tv);
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}
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static void
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test_vec (char *chroot_path, u8 * vbl)
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{
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svmdb_client_t *c;
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u64 *tv = 0;
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int i;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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/* my amp goes to 11 */
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for (i = 0; i < 11; i++)
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{
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vec_add1 (tv, i);
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}
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svmdb_local_set_vec_variable (c, (char *) vbl, (char *) tv, sizeof (tv[0]));
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svmdb_unmap (c);
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vec_free (tv);
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}
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static void
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fake_install (char *chroot_path, u8 * add_value)
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{
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svmdb_client_t *c;
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u8 *v = 0;
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u8 **values = 0;
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u8 *oldvalue;
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u8 *value;
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int nitems = 0, i;
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serialize_main_t m;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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oldvalue = svmdb_local_get_vec_variable (c, "installed_sw", 1);
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if (oldvalue)
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{
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unserialize_open_data (&m, oldvalue, vec_len (oldvalue));
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nitems = unserialize_likely_small_unsigned_integer (&m);
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for (i = 0; i < nitems; i++)
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{
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unserialize_cstring (&m, (char **) &value);
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vec_add1 (values, value);
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}
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vec_free (v);
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}
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nitems++;
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value = format (0, "%s%c", add_value, 0);
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vec_add1 (values, value);
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fformat (stdout, "Resulting installed_sw vector:\n");
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serialize_open_vector (&m, v);
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serialize_likely_small_unsigned_integer (&m, vec_len (values));
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for (i = 0; i < vec_len (values); i++)
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{
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fformat (stdout, "%s\n", values[i]);
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serialize_cstring (&m, (char *) values[i]);
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}
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v = serialize_close_vector (&m);
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svmdb_local_set_vec_variable (c, "installed_sw", v, sizeof (v[0]));
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svmdb_unmap (c);
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for (i = 0; i < vec_len (values); i++)
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vec_free (values[i]);
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vec_free (values);
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}
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static void
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sigaction_handler (int signum, siginfo_t * i, void *notused)
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{
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u32 action, opaque;
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action = (u32) (uword) i->si_ptr;
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action >>= 28;
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opaque = (u32) (uword) i->si_ptr;
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opaque &= ~(0xF0000000);
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clib_warning ("signal %d, action %d, opaque %x", signum, action, opaque);
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}
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static void
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test_reg (char *chroot_path, u8 * vbl)
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{
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svmdb_client_t *c;
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svmdb_notification_args_t args;
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svmdb_notification_args_t *a = &args;
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struct sigaction sa;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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memset (&sa, 0, sizeof (sa));
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sa.sa_sigaction = sigaction_handler;
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sa.sa_flags = SA_SIGINFO;
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if (sigaction (SIGUSR2, &sa, 0) < 0)
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{
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clib_unix_warning ("sigaction");
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return;
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}
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memset (a, 0, sizeof (*a));
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c = svmdb_map (ma);
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a->add_del = 1 /* add */ ;
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a->nspace = SVMDB_NAMESPACE_STRING;
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a->var = (char *) vbl;
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a->elsize = 1;
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a->signum = SIGUSR2;
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a->action = SVMDB_ACTION_GET;
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a->opaque = 0x0eadbeef;
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svmdb_local_add_del_notification (c, a);
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(void) svmdb_local_get_string_variable (c, (char *) vbl);
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a->add_del = 0; /* del */
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svmdb_local_add_del_notification (c, a);
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svmdb_unmap (c);
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}
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static void
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unset_vec (char *chroot_path, u8 * vbl)
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{
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svmdb_client_t *c;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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svmdb_local_unset_vec_variable (c, (char *) vbl);
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svmdb_unmap (c);
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}
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static void
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dump_vecs (char *chroot_path)
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{
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svmdb_client_t *c;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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svmdb_local_dump_vecs (c);
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svmdb_unmap (c);
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}
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static void
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crash_test (char *chroot_path)
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{
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svmdb_client_t *c;
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svmdb_map_args_t *ma;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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clib_warning ("Grab region mutex and crash deliberately!");
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c->db_rp->mutex_owner_pid = getpid ();
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c->db_rp->mutex_owner_tag = -13;
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pthread_mutex_lock (&c->db_rp->mutex);
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abort ();
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}
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static void
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map_with_size (char *chroot_path, uword size)
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{
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svmdb_client_t *c;
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svmdb_map_args_t *ma;
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svmdbtool_main.size = size;
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ma = map_arg_setup (chroot_path);
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c = svmdb_map (ma);
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svmdb_unmap (c);
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}
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int
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main (int argc, char **argv)
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{
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unformat_input_t input;
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int parsed = 0;
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u8 *vbl = 0, *value = 0;
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char *chroot_path = 0;
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u8 *chroot_path_u8;
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uword size;
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f64 vr;
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int uid, gid, rv;
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struct passwd _pw, *pw;
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struct group _grp, *grp;
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char *s, buf[128];
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svmdbtool_main.uid = geteuid ();
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svmdbtool_main.gid = getegid ();
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unformat_init_command_line (&input, argv);
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while (unformat_check_input (&input) != UNFORMAT_END_OF_INPUT)
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{
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if (unformat (&input, "get-string %s", &vbl))
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{
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get_string (chroot_path, vbl);
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vec_free (vbl);
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parsed++;
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}
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else if (unformat (&input, "set-string %s %s", &vbl, &value))
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{
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set_string (chroot_path, vbl, value);
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vec_free (vbl);
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vec_free (value);
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parsed++;
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}
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else if (unformat (&input, "unset-string %s", &vbl))
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{
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unset_string (chroot_path, vbl);
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vec_free (vbl);
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parsed++;
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}
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else if (unformat (&input, "dump-strings"))
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{
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dump_strings (chroot_path);
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parsed++;
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}
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else if (unformat (&input, "unset-vec %s", &vbl))
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{
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unset_vec (chroot_path, vbl);
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vec_free (vbl);
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parsed++;
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}
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else if (unformat (&input, "dump-vecs"))
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{
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dump_vecs (chroot_path);
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parsed++;
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}
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else if (unformat (&input, "test-vec %s", &vbl))
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{
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test_vec (chroot_path, vbl);
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// vec_free(vbl);
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parsed++;
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}
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else if (unformat (&input, "vlib-vec-rate %f", &vr))
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{
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test_vlib_vec_rate (chroot_path, vr);
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parsed++;
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}
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else if (unformat (&input, "test-reg %s", &vbl))
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{
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test_reg (chroot_path, vbl);
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parsed++;
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}
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else if (unformat (&input, "crash-test"))
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{
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crash_test (chroot_path);
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}
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else if (unformat (&input, "chroot %s", &chroot_path_u8))
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{
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chroot_path = (char *) chroot_path_u8;
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}
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else if (unformat (&input, "fake-install %s", &value))
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{
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fake_install (chroot_path, value);
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parsed++;
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}
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else if (unformat (&input, "size %d", &size))
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{
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map_with_size (chroot_path, size);
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parsed++;
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}
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else if (unformat (&input, "uid %d", &uid))
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svmdbtool_main.uid = uid;
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else if (unformat (&input, "gid %d", &gid))
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svmdbtool_main.gid = gid;
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else if (unformat (&input, "uid %s", &s))
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{
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/* lookup the username */
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pw = NULL;
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rv = getpwnam_r (s, &_pw, buf, sizeof (buf), &pw);
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if (rv < 0)
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{
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fformat (stderr, "cannot fetch username %s", s);
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exit (1);
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}
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if (pw == NULL)
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{
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fformat (stderr, "username %s does not exist", s);
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exit (1);
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}
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vec_free (s);
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svmdbtool_main.uid = pw->pw_uid;
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}
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else if (unformat (&input, "gid %s", &s))
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{
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/* lookup the group name */
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grp = NULL;
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rv = getgrnam_r (s, &_grp, buf, sizeof (buf), &grp);
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if (rv != 0)
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{
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fformat (stderr, "cannot fetch group %s", s);
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exit (1);
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}
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if (grp == NULL)
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{
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fformat (stderr, "group %s does not exist", s);
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exit (1);
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}
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vec_free (s);
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svmdbtool_main.gid = grp->gr_gid;
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}
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else
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{
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break;
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}
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}
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unformat_free (&input);
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if (!parsed)
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{
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fformat (stdout, "%s: get-string <name> | set-string <name> <value>\n",
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argv[0]);
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fformat (stdout, " unset-string <name> | dump-strings\n");
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fformat (stdout, " test-vec <name> |\n");
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fformat (stdout, " unset-vec <name> | dump-vecs\n");
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fformat (stdout, " chroot <prefix> [uid <nnn-or-userid>]\n");
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fformat (stdout, " [gid <nnn-or-group-name>]\n");
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}
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exit (0);
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}
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/*
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* fd.io coding-style-patch-verification: ON
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*
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* Local Variables:
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* eval: (c-set-style "gnu")
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* End:
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*/
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