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-rw-r--r--tests/test-commands.c417
1 files changed, 417 insertions, 0 deletions
diff --git a/tests/test-commands.c b/tests/test-commands.c
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+++ b/tests/test-commands.c
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+/*
+ * Test code for lib/command.c
+ *
+ * Copyright (C) 2013 by Open Source Routing.
+ * Copyright (C) 2013 by Internet Systems Consortium, Inc. ("ISC")
+ *
+ * This program reads in a list of commandlines from stdin
+ * and calls all the public functions of lib/command.c for
+ * both the given command lines and fuzzed versions thereof.
+ *
+ * The output is currently not validated but only logged. It can
+ * be diffed to find regressions between versions.
+ *
+ * Quagga is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * Quagga is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Quagga; see the file COPYING. If not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#define REALLY_NEED_PLAIN_GETOPT 1
+
+#include <zebra.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "command.h"
+#include "memory.h"
+#include "vector.h"
+#include "prng.h"
+
+extern vector cmdvec;
+extern struct cmd_node vty_node;
+extern void test_init_cmd(void); /* provided in test-commands-defun.c */
+
+struct thread_master *master; /* dummy for libzebra*/
+
+static vector test_cmds;
+static char test_buf[32768];
+
+static struct cmd_node bgp_node =
+{
+ BGP_NODE,
+ "%s(config-router)# ",
+};
+
+static struct cmd_node rip_node =
+{
+ RIP_NODE,
+ "%s(config-router)# ",
+};
+
+static struct cmd_node isis_node =
+{
+ ISIS_NODE,
+ "%s(config-router)# ",
+};
+
+static struct cmd_node interface_node =
+{
+ INTERFACE_NODE,
+ "%s(config-if)# ",
+};
+
+static struct cmd_node rmap_node =
+{
+ RMAP_NODE,
+ "%s(config-route-map)# "
+};
+
+static struct cmd_node zebra_node =
+{
+ ZEBRA_NODE,
+ "%s(config-router)# "
+};
+
+static struct cmd_node bgp_vpnv4_node =
+{
+ BGP_VPNV4_NODE,
+ "%s(config-router-af)# "
+};
+
+static struct cmd_node bgp_ipv4_node =
+{
+ BGP_IPV4_NODE,
+ "%s(config-router-af)# "
+};
+
+static struct cmd_node bgp_ipv4m_node =
+{
+ BGP_IPV4M_NODE,
+ "%s(config-router-af)# "
+};
+
+static struct cmd_node bgp_ipv6_node =
+{
+ BGP_IPV6_NODE,
+ "%s(config-router-af)# "
+};
+
+static struct cmd_node bgp_ipv6m_node =
+{
+ BGP_IPV6M_NODE,
+ "%s(config-router-af)# "
+};
+
+static struct cmd_node ospf_node =
+{
+ OSPF_NODE,
+ "%s(config-router)# "
+};
+
+static struct cmd_node ripng_node =
+{
+ RIPNG_NODE,
+ "%s(config-router)# "
+};
+
+static struct cmd_node ospf6_node =
+{
+ OSPF6_NODE,
+ "%s(config-ospf6)# "
+};
+
+static struct cmd_node babel_node =
+{
+ BABEL_NODE,
+ "%s(config-babel)# "
+};
+
+static struct cmd_node keychain_node =
+{
+ KEYCHAIN_NODE,
+ "%s(config-keychain)# "
+};
+
+static struct cmd_node keychain_key_node =
+{
+ KEYCHAIN_KEY_NODE,
+ "%s(config-keychain-key)# "
+};
+
+static int
+test_callback(struct cmd_element *cmd, struct vty *vty, int argc, const char *argv[])
+{
+ int offset;
+ int rv;
+ int i;
+
+ offset = 0;
+ rv = snprintf(test_buf, sizeof(test_buf), "'%s'", cmd->string);
+ if (rv < 0)
+ abort();
+
+ offset += rv;
+
+ for (i = 0; i < argc; i++)
+ {
+ rv = snprintf(test_buf + offset, sizeof(test_buf) - offset, "%s'%s'",
+ (i == 0) ? ": " : ", ", argv[i]);
+ if (rv < 0)
+ abort();
+ offset += rv;
+ }
+
+ return CMD_SUCCESS;
+}
+
+static void
+test_load(void)
+{
+ char line[4096];
+
+ test_cmds = vector_init(VECTOR_MIN_SIZE);
+
+ while (fgets(line, sizeof(line), stdin) != NULL)
+ {
+ if (strlen(line))
+ line[strlen(line) - 1] = '\0';
+ if (line[0] == '#')
+ continue;
+ vector_set(test_cmds, XSTRDUP(MTYPE_STRVEC, line));
+ }
+}
+
+static void
+test_init(void)
+{
+ unsigned int node;
+ unsigned int i;
+ struct cmd_node *cnode;
+ struct cmd_element *cmd;
+
+ cmd_init(1);
+
+ install_node (&bgp_node, NULL);
+ install_node (&rip_node, NULL);
+ install_node (&interface_node, NULL);
+ install_node (&rmap_node, NULL);
+ install_node (&zebra_node, NULL);
+ install_node (&bgp_vpnv4_node, NULL);
+ install_node (&bgp_ipv4_node, NULL);
+ install_node (&bgp_ipv4m_node, NULL);
+ install_node (&bgp_ipv6_node, NULL);
+ install_node (&bgp_ipv6m_node, NULL);
+ install_node (&ospf_node, NULL);
+ install_node (&ripng_node, NULL);
+ install_node (&ospf6_node, NULL);
+ install_node (&babel_node, NULL);
+ install_node (&keychain_node, NULL);
+ install_node (&keychain_key_node, NULL);
+ install_node (&isis_node, NULL);
+ install_node (&vty_node, NULL);
+
+ test_init_cmd();
+
+ for (node = 0; node < vector_active(cmdvec); node++)
+ if ((cnode = vector_slot(cmdvec, node)) != NULL)
+ for (i = 0; i < vector_active(cnode->cmd_vector); i++)
+ if ((cmd = vector_slot(cnode->cmd_vector, i)) != NULL)
+ {
+ cmd->daemon = 0;
+ cmd->func = test_callback;
+ }
+ sort_node();
+
+ test_load();
+ vty_init_vtysh();
+}
+
+static void
+test_terminate(void)
+{
+ unsigned int i;
+
+ vty_terminate();
+ for (i = 0; i < vector_active(test_cmds); i++)
+ XFREE(MTYPE_STRVEC, vector_slot(test_cmds, i));
+ vector_free(test_cmds);
+ cmd_terminate();
+}
+
+static void
+test_run(struct prng *prng, struct vty *vty, const char *cmd, unsigned int edit_dist, unsigned int node_index, int verbose)
+{
+ const char *test_str;
+ vector vline;
+ int ret;
+ unsigned int i;
+ char **completions;
+ unsigned int j;
+ struct cmd_node *cnode;
+ vector descriptions;
+ int appended_null;
+ int no_match;
+
+ test_str = prng_fuzz(prng, cmd, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_:. /", edit_dist);
+ vline = cmd_make_strvec(test_str);
+
+ if (vline == NULL)
+ return;
+
+ appended_null = 0;
+ for (i = 0; i < vector_active(cmdvec); i++)
+ if ((cnode = vector_slot(cmdvec, i)) != NULL)
+ {
+ if (node_index != (unsigned int)-1 && i != node_index)
+ continue;
+
+ if (appended_null)
+ {
+ vector_unset(vline, vector_active(vline) - 1);
+ appended_null = 0;
+ }
+ vty->node = cnode->node;
+ test_buf[0] = '\0';
+ ret = cmd_execute_command(vline, vty, NULL, 0);
+ no_match = (ret == CMD_ERR_NO_MATCH);
+ if (verbose || !no_match)
+ printf("execute relaxed '%s'@%d: rv==%d%s%s\n",
+ test_str,
+ cnode->node,
+ ret,
+ (test_buf[0] != '\0') ? ", " : "",
+ test_buf);
+
+ vty->node = cnode->node;
+ test_buf[0] = '\0';
+ ret = cmd_execute_command_strict(vline, vty, NULL);
+ if (verbose || !no_match)
+ printf("execute strict '%s'@%d: rv==%d%s%s\n",
+ test_str,
+ cnode->node,
+ ret,
+ (test_buf[0] != '\0') ? ", " : "",
+ test_buf);
+
+ if (isspace((int) test_str[strlen(test_str) - 1]))
+ {
+ vector_set (vline, NULL);
+ appended_null = 1;
+ }
+
+ vty->node = cnode->node;
+ completions = cmd_complete_command(vline, vty, &ret);
+ if (verbose || !no_match)
+ printf("complete '%s'@%d: rv==%d\n",
+ test_str,
+ cnode->node,
+ ret);
+ if (completions != NULL)
+ {
+ for (j = 0; completions[j] != NULL; j++)
+ {
+ printf(" '%s'\n", completions[j]);
+ XFREE(MTYPE_TMP, completions[j]);
+ }
+ XFREE(MTYPE_VECTOR_INDEX, completions);
+ }
+
+ vty->node = cnode->node;
+ descriptions = cmd_describe_command(vline, vty, &ret);
+ if (verbose || !no_match)
+ printf("describe '%s'@%d: rv==%d\n",
+ test_str,
+ cnode->node,
+ ret);
+ if (descriptions != NULL)
+ {
+ for (j = 0; j < vector_active(descriptions); j++)
+ {
+ struct desc *cmd = vector_slot(descriptions, j);
+ printf(" '%s' '%s'\n", cmd->cmd, cmd->str);
+ }
+ vector_free(descriptions);
+ }
+ }
+ cmd_free_strvec(vline);
+}
+
+int
+main(int argc, char **argv)
+{
+ int opt;
+ struct prng *prng;
+ struct vty *vty;
+ unsigned int edit_distance;
+ unsigned int max_edit_distance;
+ unsigned int node_index;
+ int verbose;
+ unsigned int test_cmd;
+ unsigned int iteration;
+ unsigned int num_iterations;
+
+ max_edit_distance = 3;
+ node_index = -1;
+ verbose = 0;
+
+ while ((opt = getopt(argc, argv, "e:n:v")) != -1)
+ {
+ switch (opt)
+ {
+ case 'e':
+ max_edit_distance = atoi(optarg);
+ break;
+ case 'n':
+ node_index = atoi(optarg);
+ break;
+ case 'v':
+ verbose++;
+ break;
+ default:
+ fprintf(stderr, "Usage: %s [-e <edit_dist>] [-n <node_idx>] [-v]\n", argv[0]);
+ exit(1);
+ break;
+ }
+ }
+
+ test_init();
+ prng = prng_new(0);
+
+ vty = vty_new();
+ vty->type = VTY_TERM;
+
+ fprintf(stderr, "Progress:\n0/%u", vector_active(test_cmds));
+ for (test_cmd = 0; test_cmd < vector_active(test_cmds); test_cmd++)
+ {
+ for (edit_distance = 0;
+ edit_distance <= max_edit_distance;
+ edit_distance++)
+ {
+ num_iterations = 1 << edit_distance;
+ num_iterations *= num_iterations * num_iterations;
+
+ for (iteration = 0; iteration < num_iterations; iteration++)
+ test_run(prng, vty, vector_slot(test_cmds, test_cmd), edit_distance, node_index, verbose);
+ }
+ fprintf(stderr, "\r%u/%u", test_cmd + 1, vector_active(test_cmds));
+ }
+ fprintf(stderr, "\nDone.\n");
+
+ vty_close(vty);
+ prng_free(prng);
+ test_terminate();
+ return 0;
+}
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