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https://github.com/SELinuxProject/selinux
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dismod: add --actions option for non-interactive use
Example session:
$ ./dismod --help
Usage:
./dismod [OPTIONS] binary_pol_file
Options:
-h, --help print this help message
-a, --actions ACTIONS run non-interactively
Actions:
1 display unconditional AVTAB
2 display conditional AVTAB
3 display users
4 display bools
5 display roles
6 display types, attributes, and aliases
7 display role transitions
8 display role allows
9 Display policycon
0 Display initial SIDs
a Display avrule requirements
b Display avrule declarations
c Display policy capabilities
u Display the unknown handling setting
F Display filename_trans rules
$ ./dismod --actions 16 input.mod
Reading policy...
libsepol.policydb_index_others: security: 0 users, 1 roles, 2 types, 0 bools
libsepol.policydb_index_others: security: 0 sens, 0 cats
libsepol.policydb_index_others: security: 1 classes, 0 rules, 0 cond rules
libsepol.policydb_index_others: security: 0 users, 1 roles, 2 types, 0 bools
libsepol.policydb_index_others: security: 0 sens, 0 cats
libsepol.policydb_index_others: security: 1 classes, 0 rules, 0 cond rules
Binary policy module file loaded.
Module name: input
Module version: 1.0.0
Policy version: 21
unconditional avtab:
--- begin avrule block ---
decl 1:
allow [httpd_t] [http_port_t] : [tcp_socket] { name_bind };
[http_port_t] [2]: type flags:0
[httpd_t] [1]: type flags:0
Signed-off-by: Masatake YAMATO <yamato@redhat.com>
Acked-by: James Carter <jwcart2@gmail.com>
This commit is contained in:
Masatake YAMATO
James Carter
parent
d1a9cddfd2
commit
df0b1929a0
@ -63,13 +63,57 @@ static const char *symbol_labels[9] = {
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"levels ", "cats ", "attribs"
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};
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static struct command {
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enum {
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EOL = 0,
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HEADER = 1,
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CMD = 1 << 1,
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NOOPT = 1 << 2,
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} meta;
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char cmd;
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const char *desc;
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} commands[] = {
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{HEADER, 0, "\nSelect a command:"},
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{CMD, '1', "display unconditional AVTAB" },
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{CMD, '2', "display conditional AVTAB" },
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{CMD, '3', "display users" },
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{CMD, '4', "display bools" },
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{CMD, '5', "display roles" },
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{CMD, '6', "display types, attributes, and aliases" },
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{CMD, '7', "display role transitions" },
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{CMD, '8', "display role allows" },
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{CMD, '9', "Display policycon" },
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{CMD, '0', "Display initial SIDs" },
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{HEADER, 0, ""},
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{CMD, 'a', "Display avrule requirements"},
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{CMD, 'b', "Display avrule declarations"},
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{CMD, 'c', "Display policy capabilities"},
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{CMD|NOOPT, 'l', "Link in a module"},
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{CMD, 'u', "Display the unknown handling setting"},
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{CMD, 'F', "Display filename_trans rules"},
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{HEADER, 0, ""},
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{CMD|NOOPT, 'f', "set output file"},
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{CMD|NOOPT, 'm', "display menu"},
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{CMD|NOOPT, 'q', "quit"},
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{EOL, 0, "" },
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};
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static __attribute__((__noreturn__)) void usage(const char *progname)
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{
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puts("Usage:");
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printf(" %s [OPTIONS] binary_pol_file\n\n", progname);
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puts("Options:");
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puts(" -h, --help print this help message");
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puts("\n");
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puts(" -h, --help print this help message");
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puts(" -a, --actions ACTIONS run non-interactively");
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puts("");
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puts("Actions:");
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for (unsigned int i = 0; commands[i].meta != EOL; i++) {
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if (commands[i].meta == HEADER
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|| commands[i].meta & NOOPT)
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continue;
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printf(" %c %s\n", commands[i].cmd, commands[i].desc);
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}
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puts("");
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exit(1);
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}
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@ -845,46 +889,46 @@ static void display_policycaps(policydb_t * p, FILE * fp)
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static int menu(void)
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{
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printf("\nSelect a command:\n");
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printf("1) display unconditional AVTAB\n");
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printf("2) display conditional AVTAB\n");
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printf("3) display users\n");
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printf("4) display bools\n");
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printf("5) display roles\n");
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printf("6) display types, attributes, and aliases\n");
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printf("7) display role transitions\n");
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printf("8) display role allows\n");
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printf("9) Display policycon\n");
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printf("0) Display initial SIDs\n");
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printf("\n");
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printf("a) Display avrule requirements\n");
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printf("b) Display avrule declarations\n");
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printf("c) Display policy capabilities\n");
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printf("l) Link in a module\n");
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printf("u) Display the unknown handling setting\n");
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printf("F) Display filename_trans rules\n");
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printf("\n");
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printf("f) set output file\n");
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printf("m) display menu\n");
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printf("q) quit\n");
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unsigned int i;
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for (i = 0; commands[i].meta != EOL; i++) {
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if (commands[i].meta == HEADER)
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printf("%s\n", commands[i].desc);
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else if (commands[i].meta & CMD)
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printf("%c) %s\n", commands[i].cmd, commands[i].desc);
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}
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return 0;
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}
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int main(int argc, char **argv)
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{
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char *ops = NULL;
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char *mod;
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FILE *out_fp = stdout;
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char ans[81], OutfileName[121];
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if (argc < 2 || strcmp(argv[1], "-h") == 0 || strcmp(argv[1], "--help") == 0)
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usage(argv[0]);
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mod = argv[1];
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if (strcmp (mod, "--actions") == 0 || strcmp (mod, "-a") == 0) {
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if (argc != 4) {
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fprintf(stderr, "%s: unexpected number of arguments\n", argv[0]);
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usage(argv[0]);
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}
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ops = argv[2];
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mod = argv[3];
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} else if (mod[0] == '-') {
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fprintf(stderr, "%s: unknown option: %s\n", argv[0], mod);
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usage(argv[0]);
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}
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/* read the binary policy */
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fprintf(out_fp, "Reading policy...\n");
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if (policydb_init(&policydb)) {
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fprintf(stderr, "%s: Out of memory!\n", __FUNCTION__);
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exit(1);
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}
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if (read_policy(argv[1], &policydb)) {
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if (read_policy(mod, &policydb)) {
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fprintf(stderr,
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"%s: error(s) encountered while loading policy\n",
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argv[0]);
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@ -917,15 +961,22 @@ int main(int argc, char **argv)
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}
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printf("Policy version: %d\n\n", policydb.policyvers);
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menu();
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if (!ops)
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menu();
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for (;;) {
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printf("\nCommand (\'m\' for menu): ");
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if (fgets(ans, sizeof(ans), stdin) == NULL) {
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if (feof(stdin))
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break;
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fprintf(stderr, "fgets failed at line %d: %s\n", __LINE__,
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if (ops) {
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puts("");
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ans[0] = *ops? *ops++: 'q';
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ans[1] = '\0';
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} else {
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printf("\nCommand (\'m\' for menu): ");
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if (fgets(ans, sizeof(ans), stdin) == NULL) {
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if (feof(stdin))
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break;
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fprintf(stderr, "fgets failed at line %d: %s\n", __LINE__,
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strerror(errno));
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continue;
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continue;
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}
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}
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switch (ans[0]) {
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