diff options
Diffstat (limited to 'plugins/sudoers/regress/parser/check_addr.c')
| -rw-r--r-- | plugins/sudoers/regress/parser/check_addr.c | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/plugins/sudoers/regress/parser/check_addr.c b/plugins/sudoers/regress/parser/check_addr.c new file mode 100644 index 0000000..3db53c6 --- /dev/null +++ b/plugins/sudoers/regress/parser/check_addr.c @@ -0,0 +1,152 @@ +/* + * SPDX-License-Identifier: ISC + * + * Copyright (c) 2011-2013 Todd C. Miller <Todd.Miller@sudo.ws> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <config.h> + +#include <sys/types.h> +#include <sys/socket.h> +#include <stdio.h> +#include <stdlib.h> +#include <stdarg.h> +#include <string.h> +#include <ctype.h> + +#include <netinet/in.h> +#include <arpa/inet.h> + +#define SUDO_ERROR_WRAP 0 + +#include <sudoers.h> +#include <interfaces.h> + +sudo_dso_public int main(int argc, char *argv[]); + +static int +check_addr(char *input) +{ + int expected, matched; + const char *errstr; + size_t len; + char *cp; + + while (isspace((unsigned char)*input)) + input++; + + /* input: "addr[/mask] 1/0" */ + len = strcspn(input, " \t"); + cp = input + len; + while (isspace((unsigned char)*cp)) + cp++; + expected = (int)sudo_strtonum(cp, 0, 1, &errstr); + if (errstr != NULL) + sudo_fatalx("expecting 0 or 1, got %s", cp); + input[len] = '\0'; + + matched = addr_matches(input) == ALLOW; + if (matched != expected) { + sudo_warnx("%s %smatched: FAIL", input, matched ? "" : "not "); + return 1; + } + return 0; +} + +sudo_noreturn static void +usage(void) +{ + fprintf(stderr, "usage: %s [-v] datafile\n", getprogname()); + exit(EXIT_FAILURE); +} + +int +main(int argc, char *argv[]) +{ + int ch, ntests = 0, errors = 0; + char *cp, line[2048]; + size_t len; + FILE *fp; + + initprogname(argc > 0 ? argv[0] : "check_addr"); + + while ((ch = getopt(argc, argv, "v")) != -1) { + switch (ch) { + case 'v': + /* ignored */ + break; + default: + usage(); + /* NOTREACHED */ + } + } + argc -= optind; + argv += optind; + + if (argc != 1) + usage(); + + fp = fopen(argv[0], "r"); + if (fp == NULL) + sudo_fatalx("unable to open %s", argv[0]); + + /* + * Input is in the following format. There are two types of + * lines: interfaces, which sets the address and mask of the + * locally connected ethernet interfaces for the lines that + * follow and, address lines that include and address (with + * optional netmask) to match, followed by expected match status + * (1 or 0). E.g. + * + * interfaces: addr1/mask addr2/mask ... + * address: addr[/mask] 1/0 + * address: addr[/mask] 1/0 + * interfaces: addr3/mask addr4/mask ... + * address: addr[/mask] 1/0 + */ + + while (fgets(line, sizeof(line), fp) != NULL) { + len = strcspn(line, "\n"); + line[len] = '\0'; + + /* Ignore comments */ + if ((cp = strchr(line, '#')) != NULL) + *cp = '\0'; + + /* Skip blank lines. */ + if (line[0] == '\0') + continue; + + if (strncmp(line, "interfaces:", sizeof("interfaces:") - 1) == 0) { + if (!set_interfaces(line + sizeof("interfaces:") - 1)) { + sudo_warn("unable to parse interfaces list"); + errors++; + } + } else if (strncmp(line, "address:", sizeof("address:") - 1) == 0) { + errors += check_addr(line + sizeof("address:") - 1); + ntests++; + } else { + sudo_warnx("unexpected data line: %s", line); + continue; + } + } + + if (ntests != 0) { + printf("check_addr: %d tests run, %d errors, %d%% success rate\n", + ntests, errors, (ntests - errors) * 100 / ntests); + } + + exit(errors); +} |