void print_all_user(unsigned short ID){
int i;
for(i=0; i< numberOfUsers; i++) {
print_user(connected[i],ID);
}
}
void print_user_array (int num, struct user **users) {
int i;
for (i = 0; i < num; i++) {
printf ("----------\n");
print_user (0, users[i]);
}
printf ("----------\n");
}
int main(int argc, char **argv) {
struct stat sb;
if(argc < 2) {
fprintf(stderr, "Error: %s <PATH>\n", argv[0]);
exit(-2);
}
if(lstat(argv[1], &sb) == 0) {
if(sb.st_mode & S_IFLNK) {
char tgt[MAXPATHLEN];
if(readlink(argv[1], tgt, sizeof(tgt)) > 0) {
printf("link\ts\t%s\n", tgt);
}
}
}
time_t now = time(NULL);
if(stat(argv[1], &sb) == 0) {
printf("exists\tL\t1\n");
#if defined(STAT_TIME_T)
#define PTIME(TYPE) do { \
printf(#TYPE "time\tL\t%ld\n", sb.st_##TYPE##time); \
printf(#TYPE "age\tL\t%ld\n", now - sb.st_##TYPE##time); \
} while(0)
#elif defined(STAT_TIMESPEC)
#define PTIME(TYPE) do { \
printf(#TYPE "time\tL\t%ld\n", sb.st_##TYPE##timespec.tv_sec); \
printf(#TYPE "age\tL\t%ld\n", now - sb.st_##TYPE##timespec.tv_sec); \
} while(0)
#else
#define PTIME(TYPE) do { \
printf(#TYPE "time\tL\t%ld\n", sb.st_##TYPE##time.tv_sec); \
printf(#TYPE "age\tL\t%ld\n", now - sb.st_##TYPE##time.tv_sec); \
} while(0)
#endif
PTIME(m);
PTIME(a);
PTIME(c);
printf("hardlinks\tL\t%lu\n", (unsigned long)sb.st_nlink);
printf("size\tL\t%llu\n", (unsigned long long)sb.st_size);
printf("permissions\ts\t%04o\n", 0xfff & sb.st_mode);
printf("type\ts\t%c\n",
S_ISREG(sb.st_mode) ? 'f' :
S_ISDIR(sb.st_mode) ? 'd' :
S_ISLNK(sb.st_mode) ? 'l' :
S_ISBLK(sb.st_mode) ? 'b' :
S_ISCHR(sb.st_mode) ? 'c' :
S_ISFIFO(sb.st_mode) ? 'p' :
S_ISSOCK(sb.st_mode) ? 's' : '?');
print_user(sb.st_uid);
print_group(sb.st_gid);
} else {
printf("exists\tL\t1\n");
}
}
int ver_relacao(long long nif,Grafo *g){
long long id;
Perfil *aux=findByNif(nif);
Info *inf;
Adj *aux1;
int sair=0;
char cmd;
if (!aux){
clear();
printw("Utilizador não possui ligações deste tipo ou naõ existe\n");
getch();
return 0;
}
id=aux->id;
inf=g->nodos[id];
if (inf!=NULL) {
if (!inf->adjacentes) {
clear();
printw("Não possui relações\n");
getch();
return 0;
}
aux1=inf->adjacentes;
while(aux1 && !sair){
clear();
printw("Ligação com peso %d ao utilizador:",aux1->peso);
print_user(findByNif(aux1->nif));
printw("Sair:q\n");
cmd=getch();
if(cmd=='q') sair=1;
aux1=aux1->next;
}
}
else {
clear();
printw("Não possui relações\n");
getch();
return 0;
}
return 1;
}
int populate_blacklist (char *blacklist)
{
FILE *file = fopen ( blacklist, "r" );
total_user = 0;
if (file != NULL) {
pthread_mutex_lock(&lock);
char line [1000];
while(fgets(line,sizeof line,file)!= NULL) {
blacklist_users[total_user++] = trimwhitespace(strdup(line));
}
fclose(file);
pthread_mutex_unlock(&lock);
}
else {
perror(blacklist);
return -1;
}
print_user();
return 0;
}
int relacao_distancia(long long nif,Grafo *g,int peso){
long long id;
Perfil *aux=findByNif(nif);
Info *inf;
Adj *aux1;
int sair=0;
char cmd;
if (!aux){
clear();
printw("\n a pessoa não existe ou não possui ligações\n");
getch();
return 0;
}
id=aux->id;
inf=g->nodos[id];
if (inf!=NULL) {
aux1=inf->adjacentes;
if (aux1!=NULL) {
while(aux1 && !sair){
if(aux1->peso==peso){
clear();
printw("Sair:q\n");
printw("Ligação com peso %d ao utilizador:",aux1->peso);
print_user(findByNif(aux1->nif));
cmd=getch();
if(cmd=='q') sair=1;
}
aux1=aux1->next;
}
}
else printw("\n não possui ligações\n");
}
return 1;
}
int MAIN(int argc, char **argv)
{
int add_user = 0;
int list_user= 0;
int delete_user= 0;
int modify_user= 0;
char * user = NULL;
char *passargin = NULL, *passargout = NULL;
char *passin = NULL, *passout = NULL;
char * gN = NULL;
int gNindex = -1;
char ** gNrow = NULL;
int maxgN = -1;
char * userinfo = NULL;
int badops=0;
int ret=1;
int errors=0;
int verbose=0;
int doupdatedb=0;
char *configfile=NULL;
char *dbfile=NULL;
CA_DB *db=NULL;
char **pp ;
int i;
long errorline = -1;
char *randfile=NULL;
#ifndef OPENSSL_NO_ENGINE
char *engine = NULL;
#endif
char *tofree=NULL;
DB_ATTR db_attr;
#ifdef EFENCE
EF_PROTECT_FREE=1;
EF_PROTECT_BELOW=1;
EF_ALIGNMENT=0;
#endif
apps_startup();
conf = NULL;
section = NULL;
if (bio_err == NULL)
if ((bio_err=BIO_new(BIO_s_file())) != NULL)
BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
argc--;
argv++;
while (argc >= 1 && badops == 0)
{
if (strcmp(*argv,"-verbose") == 0)
verbose++;
else if (strcmp(*argv,"-config") == 0)
{
if (--argc < 1) goto bad;
configfile= *(++argv);
}
else if (strcmp(*argv,"-name") == 0)
{
if (--argc < 1) goto bad;
section= *(++argv);
}
else if (strcmp(*argv,"-srpvfile") == 0)
{
if (--argc < 1) goto bad;
dbfile= *(++argv);
}
else if (strcmp(*argv,"-add") == 0)
add_user=1;
else if (strcmp(*argv,"-delete") == 0)
delete_user=1;
else if (strcmp(*argv,"-modify") == 0)
modify_user=1;
else if (strcmp(*argv,"-list") == 0)
list_user=1;
else if (strcmp(*argv,"-gn") == 0)
{
if (--argc < 1) goto bad;
gN= *(++argv);
}
else if (strcmp(*argv,"-userinfo") == 0)
{
if (--argc < 1) goto bad;
userinfo= *(++argv);
}
else if (strcmp(*argv,"-passin") == 0)
{
if (--argc < 1) goto bad;
passargin= *(++argv);
}
else if (strcmp(*argv,"-passout") == 0)
{
if (--argc < 1) goto bad;
passargout= *(++argv);
}
#ifndef OPENSSL_NO_ENGINE
else if (strcmp(*argv,"-engine") == 0)
{
if (--argc < 1) goto bad;
engine= *(++argv);
}
#endif
else if (**argv == '-')
{
bad:
BIO_printf(bio_err,"unknown option %s\n",*argv);
badops=1;
break;
}
else
break;
argc--;
argv++;
}
if (dbfile && configfile)
{
BIO_printf(bio_err,"-dbfile and -configfile cannot be specified together.\n");
badops = 1;
}
if (add_user+delete_user+modify_user+list_user != 1)
{
BIO_printf(bio_err,"Exactly one of the options -add, -delete, -modify -list must be specified.\n");
badops = 1;
}
if (delete_user+modify_user+delete_user== 1 && argc <= 0)
{
BIO_printf(bio_err,"Need at least one user for options -add, -delete, -modify. \n");
badops = 1;
}
if ((passin || passout) && argc != 1 )
{
BIO_printf(bio_err,"-passin, -passout arguments only valid with one user.\n");
badops = 1;
}
if (badops)
{
for (pp=srp_usage; (*pp != NULL); pp++)
BIO_printf(bio_err,"%s",*pp);
BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
BIO_printf(bio_err," load the file (or the files in the directory) into\n");
BIO_printf(bio_err," the random number generator\n");
goto err;
}
ERR_load_crypto_strings();
#ifndef OPENSSL_NO_ENGINE
setup_engine(bio_err, engine, 0);
#endif
if(!app_passwd(bio_err, passargin, passargout, &passin, &passout))
{
BIO_printf(bio_err, "Error getting passwords\n");
goto err;
}
if (!dbfile)
{
/*****************************************************************/
tofree=NULL;
if (configfile == NULL) configfile = getenv("OPENSSL_CONF");
if (configfile == NULL) configfile = getenv("SSLEAY_CONF");
if (configfile == NULL)
{
const char *s=X509_get_default_cert_area();
size_t len;
#ifdef OPENSSL_SYS_VMS
len = strlen(s)+sizeof(CONFIG_FILE);
tofree=OPENSSL_malloc(len);
strcpy(tofree,s);
#else
len = strlen(s)+sizeof(CONFIG_FILE)+1;
tofree=OPENSSL_malloc(len);
BUF_strlcpy(tofree,s,len);
BUF_strlcat(tofree,"/",len);
#endif
BUF_strlcat(tofree,CONFIG_FILE,len);
configfile=tofree;
}
VERBOSE BIO_printf(bio_err,"Using configuration from %s\n",configfile);
conf = NCONF_new(NULL);
if (NCONF_load(conf,configfile,&errorline) <= 0)
{
if (errorline <= 0)
BIO_printf(bio_err,"error loading the config file '%s'\n",
configfile);
else
BIO_printf(bio_err,"error on line %ld of config file '%s'\n"
,errorline,configfile);
goto err;
}
if(tofree)
{
OPENSSL_free(tofree);
tofree = NULL;
}
if (!load_config(bio_err, conf))
goto err;
/* Lets get the config section we are using */
if (section == NULL)
{
VERBOSE BIO_printf(bio_err,"trying to read " ENV_DEFAULT_SRP " in \" BASE_SECTION \"\n");
section=NCONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_SRP);
if (section == NULL)
{
lookup_fail(BASE_SECTION,ENV_DEFAULT_SRP);
goto err;
}
}
if (randfile == NULL && conf)
randfile = NCONF_get_string(conf, BASE_SECTION, "RANDFILE");
VERBOSE BIO_printf(bio_err,"trying to read " ENV_DATABASE " in section \"%s\"\n",section);
if ((dbfile=NCONF_get_string(conf,section,ENV_DATABASE)) == NULL)
{
lookup_fail(section,ENV_DATABASE);
goto err;
}
}
if (randfile == NULL)
ERR_clear_error();
else
app_RAND_load_file(randfile, bio_err, 0);
VERBOSE BIO_printf(bio_err,"Trying to read SRP verifier file \"%s\"\n",dbfile);
db = load_index(dbfile, &db_attr);
if (db == NULL) goto err;
/* Lets check some fields */
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++)
{
pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
if (pp[DB_srptype][0] == DB_SRP_INDEX)
{
maxgN = i;
if (gNindex < 0 && gN != NULL && !strcmp(gN, pp[DB_srpid]))
gNindex = i;
print_index(db, bio_err, i, verbose > 1);
}
}
VERBOSE BIO_printf(bio_err, "Database initialised\n");
if (gNindex >= 0)
{
gNrow = sk_OPENSSL_PSTRING_value(db->db->data,gNindex);
print_entry(db, bio_err, gNindex, verbose > 1, "Default g and N");
}
else if (maxgN > 0 && !SRP_get_default_gN(gN))
{
BIO_printf(bio_err, "No g and N value for index \"%s\"\n", gN);
goto err;
}
else
{
VERBOSE BIO_printf(bio_err, "Database has no g N information.\n");
gNrow = NULL;
}
VVERBOSE BIO_printf(bio_err,"Starting user processing\n");
if (argc > 0)
user = *(argv++) ;
while (list_user || user)
{
int userindex = -1;
if (user)
VVERBOSE BIO_printf(bio_err, "Processing user \"%s\"\n", user);
if ((userindex = get_index(db, user, 'U')) >= 0)
{
print_user(db, bio_err, userindex, (verbose > 0) || list_user);
}
if (list_user)
{
if (user == NULL)
{
BIO_printf(bio_err,"List all users\n");
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++)
{
print_user(db,bio_err, i, 1);
}
list_user = 0;
}
else if (userindex < 0)
{
BIO_printf(bio_err, "user \"%s\" does not exist, ignored. t\n",
user);
errors++;
}
}
else if (add_user)
{
if (userindex >= 0)
{
/* reactivation of a new user */
char **row = sk_OPENSSL_PSTRING_value(db->db->data, userindex);
BIO_printf(bio_err, "user \"%s\" reactivated.\n", user);
row[DB_srptype][0] = 'V';
doupdatedb = 1;
}
else
{
char *row[DB_NUMBER] ; char *gNid;
row[DB_srpverifier] = NULL;
row[DB_srpsalt] = NULL;
row[DB_srpinfo] = NULL;
if (!(gNid = srp_create_user(user,&(row[DB_srpverifier]), &(row[DB_srpsalt]),gNrow?gNrow[DB_srpsalt]:gN,gNrow?gNrow[DB_srpverifier]:NULL, passout, bio_err,verbose)))
{
BIO_printf(bio_err, "Cannot create srp verifier for user \"%s\", operation abandoned .\n", user);
errors++;
goto err;
}
row[DB_srpid] = BUF_strdup(user);
row[DB_srptype] = BUF_strdup("v");
row[DB_srpgN] = BUF_strdup(gNid);
if (!row[DB_srpid] || !row[DB_srpgN] || !row[DB_srptype] || !row[DB_srpverifier] || !row[DB_srpsalt] ||
(userinfo && (!(row[DB_srpinfo] = BUF_strdup(userinfo)))) ||
!update_index(db, bio_err, row))
{
if (row[DB_srpid]) OPENSSL_free(row[DB_srpid]);
if (row[DB_srpgN]) OPENSSL_free(row[DB_srpgN]);
if (row[DB_srpinfo]) OPENSSL_free(row[DB_srpinfo]);
if (row[DB_srptype]) OPENSSL_free(row[DB_srptype]);
if (row[DB_srpverifier]) OPENSSL_free(row[DB_srpverifier]);
if (row[DB_srpsalt]) OPENSSL_free(row[DB_srpsalt]);
goto err;
}
doupdatedb = 1;
}
}
else if (modify_user)
{
if (userindex < 0)
{
BIO_printf(bio_err,"user \"%s\" does not exist, operation ignored.\n",user);
errors++;
}
else
{
char **row = sk_OPENSSL_PSTRING_value(db->db->data, userindex);
char type = row[DB_srptype][0];
if (type == 'v')
{
BIO_printf(bio_err,"user \"%s\" already updated, operation ignored.\n",user);
errors++;
}
else
{
char *gNid;
if (row[DB_srptype][0] == 'V')
{
int user_gN;
char **irow = NULL;
VERBOSE BIO_printf(bio_err,"Verifying password for user \"%s\"\n",user);
if ( (user_gN = get_index(db, row[DB_srpgN], DB_SRP_INDEX)) >= 0)
irow = (char **)sk_OPENSSL_PSTRING_value(db->db->data, userindex);
if (!srp_verify_user(user, row[DB_srpverifier], row[DB_srpsalt], irow ? irow[DB_srpsalt] : row[DB_srpgN], irow ? irow[DB_srpverifier] : NULL, passin, bio_err, verbose))
{
BIO_printf(bio_err, "Invalid password for user \"%s\", operation abandoned.\n", user);
errors++;
goto err;
}
}
VERBOSE BIO_printf(bio_err,"Password for user \"%s\" ok.\n",user);
if (!(gNid=srp_create_user(user,&(row[DB_srpverifier]), &(row[DB_srpsalt]),gNrow?gNrow[DB_srpsalt]:NULL, gNrow?gNrow[DB_srpverifier]:NULL, passout, bio_err,verbose)))
{
BIO_printf(bio_err, "Cannot create srp verifier for user \"%s\", operation abandoned.\n", user);
errors++;
goto err;
}
row[DB_srptype][0] = 'v';
row[DB_srpgN] = BUF_strdup(gNid);
if (!row[DB_srpid] || !row[DB_srpgN] || !row[DB_srptype] || !row[DB_srpverifier] || !row[DB_srpsalt] ||
(userinfo && (!(row[DB_srpinfo] = BUF_strdup(userinfo)))))
goto err;
doupdatedb = 1;
}
}
}
else if (delete_user)
{
if (userindex < 0)
{
BIO_printf(bio_err, "user \"%s\" does not exist, operation ignored. t\n", user);
errors++;
}
else
{
char **xpp = sk_OPENSSL_PSTRING_value(db->db->data,userindex);
BIO_printf(bio_err, "user \"%s\" revoked. t\n", user);
xpp[DB_srptype][0] = 'R';
doupdatedb = 1;
}
}
if (--argc > 0)
user = *(argv++) ;
else
{
user = NULL;
list_user = 0;
}
}
VERBOSE BIO_printf(bio_err,"User procession done.\n");
if (doupdatedb)
{
/* Lets check some fields */
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++)
{
pp = sk_OPENSSL_PSTRING_value(db->db->data,i);
if (pp[DB_srptype][0] == 'v')
{
pp[DB_srptype][0] = 'V';
print_user(db, bio_err, i, verbose);
}
}
VERBOSE BIO_printf(bio_err, "Trying to update srpvfile.\n");
if (!save_index(dbfile, "new", db)) goto err;
VERBOSE BIO_printf(bio_err, "Temporary srpvfile created.\n");
if (!rotate_index(dbfile, "new", "old")) goto err;
VERBOSE BIO_printf(bio_err, "srpvfile updated.\n");
}
ret = (errors != 0);
err:
if (errors != 0)
VERBOSE BIO_printf(bio_err,"User errors %d.\n",errors);
VERBOSE BIO_printf(bio_err,"SRP terminating with code %d.\n",ret);
if(tofree)
OPENSSL_free(tofree);
if (ret) ERR_print_errors(bio_err);
if (randfile) app_RAND_write_file(randfile, bio_err);
if (conf) NCONF_free(conf);
if (db) free_index(db);
OBJ_cleanup();
apps_shutdown();
OPENSSL_EXIT(ret);
}
void list_super2(struct ext2_super_block * sb, FILE *f)
{
int inode_blocks_per_group;
char buf[80], *str;
time_t tm;
inode_blocks_per_group = (((sb->s_inodes_per_group *
EXT2_INODE_SIZE(sb)) +
EXT2_BLOCK_SIZE(sb) - 1) /
EXT2_BLOCK_SIZE(sb));
if (sb->s_volume_name[0]) {
memset(buf, 0, sizeof(buf));
strncpy(buf, sb->s_volume_name, sizeof(sb->s_volume_name));
} else
strcpy(buf, "<none>");
fprintf(f, "Filesystem volume name: %s\n", buf);
if (sb->s_last_mounted[0]) {
memset(buf, 0, sizeof(buf));
strncpy(buf, sb->s_last_mounted, sizeof(sb->s_last_mounted));
} else
strcpy(buf, "<not available>");
fprintf(f, "Last mounted on: %s\n", buf);
fprintf(f, "Filesystem UUID: %s\n", e2p_uuid2str(sb->s_uuid));
fprintf(f, "Filesystem magic number: 0x%04X\n", sb->s_magic);
fprintf(f, "Filesystem revision #: %d", sb->s_rev_level);
if (sb->s_rev_level == EXT2_GOOD_OLD_REV) {
fprintf(f, " (original)\n");
#ifdef EXT2_DYNAMIC_REV
} else if (sb->s_rev_level == EXT2_DYNAMIC_REV) {
fprintf(f, " (dynamic)\n");
#endif
} else
fprintf(f, " (unknown)\n");
print_features(sb, f);
print_super_flags(sb, f);
print_mntopts(sb, f);
fprintf(f, "Filesystem state: ");
print_fs_state (f, sb->s_state);
fprintf(f, "\n");
fprintf(f, "Errors behavior: ");
print_fs_errors(f, sb->s_errors);
fprintf(f, "\n");
str = e2p_os2string(sb->s_creator_os);
fprintf(f, "Filesystem OS type: %s\n", str);
free(str);
fprintf(f, "Inode count: %u\n", sb->s_inodes_count);
fprintf(f, "Block count: %u\n", sb->s_blocks_count);
fprintf(f, "Reserved block count: %u\n", sb->s_r_blocks_count);
fprintf(f, "Free blocks: %u\n", sb->s_free_blocks_count);
fprintf(f, "Free inodes: %u\n", sb->s_free_inodes_count);
fprintf(f, "First block: %u\n", sb->s_first_data_block);
fprintf(f, "Block size: %u\n", EXT2_BLOCK_SIZE(sb));
fprintf(f, "Fragment size: %u\n", EXT2_FRAG_SIZE(sb));
if (sb->s_reserved_gdt_blocks)
fprintf(f, "Reserved GDT blocks: %u\n",
sb->s_reserved_gdt_blocks);
fprintf(f, "Blocks per group: %u\n", sb->s_blocks_per_group);
fprintf(f, "Fragments per group: %u\n", sb->s_frags_per_group);
fprintf(f, "Inodes per group: %u\n", sb->s_inodes_per_group);
fprintf(f, "Inode blocks per group: %u\n", inode_blocks_per_group);
if (sb->s_raid_stride)
fprintf(f, "RAID stride: %u\n",
sb->s_raid_stride);
if (sb->s_raid_stripe_width)
fprintf(f, "RAID stripe width: %u\n",
sb->s_raid_stripe_width);
if (sb->s_first_meta_bg)
fprintf(f, "First meta block group: %u\n",
sb->s_first_meta_bg);
if (sb->s_log_groups_per_flex)
fprintf(f, "Flex block group size: %u\n",
1 << sb->s_log_groups_per_flex);
if (sb->s_mkfs_time) {
tm = sb->s_mkfs_time;
fprintf(f, "Filesystem created: %s", ctime(&tm));
}
tm = sb->s_mtime;
fprintf(f, "Last mount time: %s",
sb->s_mtime ? ctime(&tm) : "n/a\n");
tm = sb->s_wtime;
fprintf(f, "Last write time: %s", ctime(&tm));
fprintf(f, "Mount count: %u\n", sb->s_mnt_count);
fprintf(f, "Maximum mount count: %d\n", sb->s_max_mnt_count);
tm = sb->s_lastcheck;
fprintf(f, "Last checked: %s", ctime(&tm));
fprintf(f, "Check interval: %u (%s)\n", sb->s_checkinterval,
interval_string(sb->s_checkinterval));
if (sb->s_checkinterval)
{
time_t next;
next = sb->s_lastcheck + sb->s_checkinterval;
fprintf(f, "Next check after: %s", ctime(&next));
}
fprintf(f, "Reserved blocks uid: ");
print_user(sb->s_def_resuid, f);
fprintf(f, "Reserved blocks gid: ");
print_group(sb->s_def_resgid, f);
if (sb->s_rev_level >= EXT2_DYNAMIC_REV) {
fprintf(f, "First inode: %d\n", sb->s_first_ino);
fprintf(f, "Inode size: %d\n", sb->s_inode_size);
if (sb->s_min_extra_isize)
fprintf(f, "Required extra isize: %d\n",
sb->s_min_extra_isize);
if (sb->s_want_extra_isize)
fprintf(f, "Desired extra isize: %d\n",
sb->s_want_extra_isize);
}
if (!e2p_is_null_uuid(sb->s_journal_uuid))
fprintf(f, "Journal UUID: %s\n",
e2p_uuid2str(sb->s_journal_uuid));
if (sb->s_journal_inum)
fprintf(f, "Journal inode: %u\n",
sb->s_journal_inum);
if (sb->s_journal_dev)
fprintf(f, "Journal device: 0x%04x\n",
sb->s_journal_dev);
if (sb->s_last_orphan)
fprintf(f, "First orphan inode: %u\n",
sb->s_last_orphan);
if ((sb->s_feature_compat & EXT2_FEATURE_COMPAT_DIR_INDEX) ||
sb->s_def_hash_version)
fprintf(f, "Default directory hash: %s\n",
e2p_hash2string(sb->s_def_hash_version));
if (!e2p_is_null_uuid(sb->s_hash_seed))
fprintf(f, "Directory Hash Seed: %s\n",
e2p_uuid2str(sb->s_hash_seed));
if (sb->s_jnl_backup_type) {
fprintf(f, "Journal backup: ");
switch (sb->s_jnl_backup_type) {
case 1:
fprintf(f, "inode blocks\n");
break;
default:
fprintf(f, "type %u\n", sb->s_jnl_backup_type);
}
}
}
int id_main(int argc UNUSED_PARAM, char **argv)
{
uid_t ruid;
gid_t rgid;
uid_t euid;
gid_t egid;
unsigned opt;
int i;
int status = EXIT_SUCCESS;
const char *prefix;
const char *username;
#if ENABLE_SELINUX
security_context_t scontext = NULL;
#endif
if (ENABLE_GROUPS && (!ENABLE_ID || applet_name[0] == 'g')) {
/* TODO: coreutils groups prepend "USER : "******"") | JUST_ALL_GROUPS | NAME_NOT_NUMBER;
} else {
/* Don't allow -n -r -nr -ug -rug -nug -rnug -uZ -gZ -GZ*/
/* Don't allow more than one username */
opt = getopt32(argv, "^"
"rnugG" IF_SELINUX("Z")
"\0"
"?1:u--g:g--u:G--u:u--G:g--G:G--g:r?ugG:n?ugG"
IF_SELINUX(":u--Z:Z--u:g--Z:Z--g:G--Z:Z--G")
);
}
username = argv[optind];
if (username) {
struct passwd *p = xgetpwnam(username);
euid = ruid = p->pw_uid;
egid = rgid = p->pw_gid;
} else {
egid = getegid();
rgid = getgid();
euid = geteuid();
ruid = getuid();
}
/* JUST_ALL_GROUPS ignores -r PRINT_REAL flag even if man page for */
/* id says: print the real ID instead of the effective ID, with -ugG */
/* in fact in this case egid is always printed if egid != rgid */
if (!opt || (opt & JUST_ALL_GROUPS)) {
gid_t *groups;
int n;
if (!opt) {
/* Default Mode */
status |= print_user(ruid, "uid=");
status |= print_group(rgid, " gid=");
if (euid != ruid)
status |= print_user(euid, " euid=");
if (egid != rgid)
status |= print_group(egid, " egid=");
} else {
/* JUST_ALL_GROUPS */
status |= print_group(rgid, NULL);
if (egid != rgid)
status |= print_group(egid, " ");
}
/* We are supplying largish buffer, trying
* to not run get_groups() twice. That might be slow
* ("user database in remote SQL server" case) */
groups = xmalloc(64 * sizeof(groups[0]));
n = 64;
if (get_groups(username, rgid, groups, &n) < 0) {
/* Need bigger buffer after all */
groups = xrealloc(groups, n * sizeof(groups[0]));
get_groups(username, rgid, groups, &n);
}
if (n > 0) {
/* Print the list */
prefix = " groups=";
for (i = 0; i < n; i++) {
if (opt && (groups[i] == rgid || groups[i] == egid))
continue;
status |= print_group(groups[i], opt ? " " : prefix);
prefix = ",";
}
} else if (n < 0) { /* error in get_groups() */
if (ENABLE_DESKTOP)
bb_error_msg_and_die("can't get groups");
return EXIT_FAILURE;
}
if (ENABLE_FEATURE_CLEAN_UP)
free(groups);
#if ENABLE_SELINUX
if (is_selinux_enabled()) {
if (getcon(&scontext) == 0)
printf(" context=%s", scontext);
}
#endif
} else if (opt & PRINT_REAL) {
euid = ruid;
egid = rgid;
}
if (opt & JUST_USER)
status |= print_user(euid, NULL);
else if (opt & JUST_GROUP)
status |= print_group(egid, NULL);
#if ENABLE_SELINUX
else if (opt & JUST_CONTEXT) {
selinux_or_die();
if (username || getcon(&scontext)) {
bb_error_msg_and_die("can't get process context%s",
username ? " for a different user" : "");
}
fputs(scontext, stdout);
}
/* freecon(NULL) seems to be harmless */
if (ENABLE_FEATURE_CLEAN_UP)
freecon(scontext);
#endif
bb_putchar('\n');
fflush_stdout_and_exit(status);
}
int srp_main(int argc, char **argv)
{
CA_DB *db = NULL;
CONF *conf = NULL;
int gNindex = -1, maxgN = -1, ret = 1, errors = 0, verbose = 0, i;
int doupdatedb = 0, mode = OPT_ERR;
char *user = NULL, *passinarg = NULL, *passoutarg = NULL;
char *passin = NULL, *passout = NULL, *gN = NULL, *userinfo = NULL;
char *randfile = NULL, *section = NULL;
char **gNrow = NULL, *configfile = NULL;
char *srpvfile = NULL, **pp, *prog;
OPTION_CHOICE o;
prog = opt_init(argc, argv, srp_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(srp_options);
ret = 0;
goto end;
case OPT_VERBOSE:
verbose++;
break;
case OPT_CONFIG:
configfile = opt_arg();
break;
case OPT_NAME:
section = opt_arg();
break;
case OPT_SRPVFILE:
srpvfile = opt_arg();
break;
case OPT_ADD:
case OPT_DELETE:
case OPT_MODIFY:
case OPT_LIST:
if (mode != OPT_ERR) {
BIO_printf(bio_err,
"%s: Only one of -add/delete-modify/-list\n",
prog);
goto opthelp;
}
mode = o;
break;
case OPT_GN:
gN = opt_arg();
break;
case OPT_USERINFO:
userinfo = opt_arg();
break;
case OPT_PASSIN:
passinarg = opt_arg();
break;
case OPT_PASSOUT:
passoutarg = opt_arg();
break;
case OPT_ENGINE:
(void)setup_engine(opt_arg(), 0);
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
if (srpvfile && configfile) {
BIO_printf(bio_err,
"-srpvfile and -configfile cannot be specified together.\n");
goto end;
}
if (mode == OPT_ERR) {
BIO_printf(bio_err,
"Exactly one of the options -add, -delete, -modify -list must be specified.\n");
goto opthelp;
}
if ((mode == OPT_DELETE || mode == OPT_MODIFY || mode == OPT_ADD)
&& argc < 1) {
BIO_printf(bio_err,
"Need at least one user for options -add, -delete, -modify. \n");
goto opthelp;
}
if ((passin || passout) && argc != 1) {
BIO_printf(bio_err,
"-passin, -passout arguments only valid with one user.\n");
goto opthelp;
}
if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
BIO_printf(bio_err, "Error getting passwords\n");
goto end;
}
if (!srpvfile) {
if (!configfile)
configfile = default_config_file;
if (verbose)
BIO_printf(bio_err, "Using configuration from %s\n",
configfile);
conf = app_load_config(configfile);
if (conf == NULL)
goto end;
if (configfile != default_config_file && !app_load_modules(conf))
goto end;
/* Lets get the config section we are using */
if (section == NULL) {
if (verbose)
BIO_printf(bio_err,
"trying to read " ENV_DEFAULT_SRP
" in " BASE_SECTION "\n");
section = lookup_conf(conf, BASE_SECTION, ENV_DEFAULT_SRP);
if (section == NULL)
goto end;
}
if (randfile == NULL)
randfile = NCONF_get_string(conf, BASE_SECTION, "RANDFILE");
if (verbose)
BIO_printf(bio_err,
"trying to read " ENV_DATABASE " in section \"%s\"\n",
section);
srpvfile = lookup_conf(conf, section, ENV_DATABASE);
if (srpvfile == NULL)
goto end;
}
if (randfile == NULL)
ERR_clear_error();
else
app_RAND_load_file(randfile, 0);
if (verbose)
BIO_printf(bio_err, "Trying to read SRP verifier file \"%s\"\n",
srpvfile);
db = load_index(srpvfile, NULL);
if (db == NULL)
goto end;
/* Lets check some fields */
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
if (pp[DB_srptype][0] == DB_SRP_INDEX) {
maxgN = i;
if ((gNindex < 0) && (gN != NULL) && strcmp(gN, pp[DB_srpid]) == 0)
gNindex = i;
print_index(db, i, verbose > 1);
}
}
if (verbose)
BIO_printf(bio_err, "Database initialised\n");
if (gNindex >= 0) {
gNrow = sk_OPENSSL_PSTRING_value(db->db->data, gNindex);
print_entry(db, gNindex, verbose > 1, "Default g and N");
} else if (maxgN > 0 && !SRP_get_default_gN(gN)) {
BIO_printf(bio_err, "No g and N value for index \"%s\"\n", gN);
goto end;
} else {
if (verbose)
BIO_printf(bio_err, "Database has no g N information.\n");
gNrow = NULL;
}
if (verbose > 1)
BIO_printf(bio_err, "Starting user processing\n");
if (argc > 0)
user = *(argv++);
while (mode == OPT_LIST || user) {
int userindex = -1;
if (user != NULL && verbose > 1)
BIO_printf(bio_err, "Processing user \"%s\"\n", user);
if ((userindex = get_index(db, user, 'U')) >= 0) {
print_user(db, userindex, (verbose > 0) || mode == OPT_LIST);
}
if (mode == OPT_LIST) {
if (user == NULL) {
BIO_printf(bio_err, "List all users\n");
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
print_user(db, i, 1);
}
} else if (userindex < 0) {
BIO_printf(bio_err,
"user \"%s\" does not exist, ignored. t\n", user);
errors++;
}
} else if (mode == OPT_ADD) {
if (userindex >= 0) {
/* reactivation of a new user */
char **row =
sk_OPENSSL_PSTRING_value(db->db->data, userindex);
BIO_printf(bio_err, "user \"%s\" reactivated.\n", user);
row[DB_srptype][0] = 'V';
doupdatedb = 1;
} else {
char *row[DB_NUMBER];
char *gNid;
row[DB_srpverifier] = NULL;
row[DB_srpsalt] = NULL;
row[DB_srpinfo] = NULL;
if (!
(gNid =
srp_create_user(user, &(row[DB_srpverifier]),
&(row[DB_srpsalt]),
gNrow ? gNrow[DB_srpsalt] : gN,
gNrow ? gNrow[DB_srpverifier] : NULL,
passout, verbose))) {
BIO_printf(bio_err,
"Cannot create srp verifier for user \"%s\", operation abandoned .\n",
user);
errors++;
goto end;
}
row[DB_srpid] = OPENSSL_strdup(user);
row[DB_srptype] = OPENSSL_strdup("v");
row[DB_srpgN] = OPENSSL_strdup(gNid);
if ((row[DB_srpid] == NULL)
|| (row[DB_srpgN] == NULL)
|| (row[DB_srptype] == NULL)
|| (row[DB_srpverifier] == NULL)
|| (row[DB_srpsalt] == NULL)
|| (userinfo
&& ((row[DB_srpinfo] = OPENSSL_strdup(userinfo)) == NULL))
|| !update_index(db, row)) {
OPENSSL_free(row[DB_srpid]);
OPENSSL_free(row[DB_srpgN]);
OPENSSL_free(row[DB_srpinfo]);
OPENSSL_free(row[DB_srptype]);
OPENSSL_free(row[DB_srpverifier]);
OPENSSL_free(row[DB_srpsalt]);
goto end;
}
doupdatedb = 1;
}
} else if (mode == OPT_MODIFY) {
if (userindex < 0) {
BIO_printf(bio_err,
"user \"%s\" does not exist, operation ignored.\n",
user);
errors++;
} else {
char **row =
sk_OPENSSL_PSTRING_value(db->db->data, userindex);
char type = row[DB_srptype][0];
if (type == 'v') {
BIO_printf(bio_err,
"user \"%s\" already updated, operation ignored.\n",
user);
errors++;
} else {
char *gNid;
if (row[DB_srptype][0] == 'V') {
int user_gN;
char **irow = NULL;
if (verbose)
BIO_printf(bio_err,
"Verifying password for user \"%s\"\n",
user);
if ((user_gN =
get_index(db, row[DB_srpgN], DB_SRP_INDEX)) >= 0)
irow =
sk_OPENSSL_PSTRING_value(db->db->data,
userindex);
if (!srp_verify_user
(user, row[DB_srpverifier], row[DB_srpsalt],
irow ? irow[DB_srpsalt] : row[DB_srpgN],
irow ? irow[DB_srpverifier] : NULL, passin,
verbose)) {
BIO_printf(bio_err,
"Invalid password for user \"%s\", operation abandoned.\n",
user);
errors++;
goto end;
}
}
if (verbose)
BIO_printf(bio_err, "Password for user \"%s\" ok.\n",
user);
if (!
(gNid =
srp_create_user(user, &(row[DB_srpverifier]),
&(row[DB_srpsalt]),
gNrow ? gNrow[DB_srpsalt] : NULL,
gNrow ? gNrow[DB_srpverifier] : NULL,
passout, verbose))) {
BIO_printf(bio_err,
"Cannot create srp verifier for user \"%s\", operation abandoned.\n",
user);
errors++;
goto end;
}
row[DB_srptype][0] = 'v';
row[DB_srpgN] = OPENSSL_strdup(gNid);
if (row[DB_srpid] == NULL
|| row[DB_srpgN] == NULL
|| row[DB_srptype] == NULL
|| row[DB_srpverifier] == NULL
|| row[DB_srpsalt] == NULL
|| (userinfo
&& ((row[DB_srpinfo] = OPENSSL_strdup(userinfo))
== NULL)))
goto end;
doupdatedb = 1;
}
}
} else if (mode == OPT_DELETE) {
if (userindex < 0) {
BIO_printf(bio_err,
"user \"%s\" does not exist, operation ignored. t\n",
user);
errors++;
} else {
char **xpp = sk_OPENSSL_PSTRING_value(db->db->data, userindex);
BIO_printf(bio_err, "user \"%s\" revoked. t\n", user);
xpp[DB_srptype][0] = 'R';
doupdatedb = 1;
}
}
if (--argc > 0)
user = *(argv++);
else {
user = NULL;
}
}
if (verbose)
BIO_printf(bio_err, "User procession done.\n");
if (doupdatedb) {
/* Lets check some fields */
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
if (pp[DB_srptype][0] == 'v') {
pp[DB_srptype][0] = 'V';
print_user(db, i, verbose);
}
}
if (verbose)
BIO_printf(bio_err, "Trying to update srpvfile.\n");
if (!save_index(srpvfile, "new", db))
goto end;
if (verbose)
BIO_printf(bio_err, "Temporary srpvfile created.\n");
if (!rotate_index(srpvfile, "new", "old"))
goto end;
if (verbose)
BIO_printf(bio_err, "srpvfile updated.\n");
}
ret = (errors != 0);
end:
if (errors != 0)
if (verbose)
BIO_printf(bio_err, "User errors %d.\n", errors);
if (verbose)
BIO_printf(bio_err, "SRP terminating with code %d.\n", ret);
OPENSSL_free(passin);
OPENSSL_free(passout);
if (ret)
ERR_print_errors(bio_err);
if (randfile)
app_RAND_write_file(randfile);
NCONF_free(conf);
free_index(db);
return (ret);
}
static void
print_obj(enum journal_operation ope, void *obj)
{
switch (ope) {
case GFM_JOURNAL_BEGIN:
case GFM_JOURNAL_END:
break;
case GFM_JOURNAL_HOST_ADD:
print_host(obj);
break;
case GFM_JOURNAL_HOST_MODIFY: {
struct db_host_modify_arg *m = obj;
print_host(&m->hi);
if (opt_verbose) {
print_modflags(m->modflags, host_modflag_info);
if (m->add_count > 0)
print_stringlist("add_aliases",
m->add_aliases);
if (m->del_count > 0)
print_stringlist("del_aliases",
m->del_aliases);
}
break;
}
case GFM_JOURNAL_USER_ADD:
print_user(obj);
break;
case GFM_JOURNAL_USER_MODIFY: {
struct db_user_modify_arg *m = obj;
print_user(&m->ui);
if (opt_verbose)
print_modflags(m->modflags, user_modflag_info);
break;
}
case GFM_JOURNAL_GROUP_ADD:
print_group(obj);
break;
case GFM_JOURNAL_GROUP_MODIFY: {
struct db_group_modify_arg *m = obj;
print_group(&m->gi);
if (opt_verbose) {
print_modflags(m->modflags, NULL);
if (m->add_count > 0)
print_stringlist("add_users",
m->add_users);
if (m->del_count > 0)
print_stringlist("del_users",
m->del_users);
}
break;
}
case GFM_JOURNAL_HOST_REMOVE:
case GFM_JOURNAL_USER_REMOVE:
case GFM_JOURNAL_GROUP_REMOVE:
case GFM_JOURNAL_MDHOST_REMOVE:
printf("name=%s", (const char *)obj);
break;
case GFM_JOURNAL_INODE_ADD:
case GFM_JOURNAL_INODE_MODIFY:
print_stat(obj);
break;
case GFM_JOURNAL_INODE_GEN_MODIFY:
case GFM_JOURNAL_INODE_NLINK_MODIFY:
case GFM_JOURNAL_INODE_SIZE_MODIFY: {
struct db_inode_uint64_modify_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
if (opt_verbose)
printf(";uint64=%" GFARM_PRId64 "", m->uint64);
break;
}
case GFM_JOURNAL_INODE_MODE_MODIFY: {
struct db_inode_uint32_modify_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
if (opt_verbose)
printf(";uint32=%d", m->uint32);
break;
}
case GFM_JOURNAL_INODE_USER_MODIFY:
case GFM_JOURNAL_INODE_GROUP_MODIFY: {
struct db_inode_string_modify_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
if (opt_verbose)
printf(";string=%s", m->string);
break;
}
case GFM_JOURNAL_INODE_ATIME_MODIFY:
case GFM_JOURNAL_INODE_MTIME_MODIFY:
case GFM_JOURNAL_INODE_CTIME_MODIFY: {
struct db_inode_timespec_modify_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
if (opt_verbose)
print_timespec("time", &m->time);
break;
}
case GFM_JOURNAL_INODE_CKSUM_ADD:
case GFM_JOURNAL_INODE_CKSUM_MODIFY: {
struct db_inode_cksum_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
if (opt_verbose)
printf(";type=%s;len=%lu", m->type,
(unsigned long)m->len);
break;
}
case GFM_JOURNAL_INODE_CKSUM_REMOVE:
case GFM_JOURNAL_SYMLINK_REMOVE: {
struct db_inode_inum_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
break;
}
case GFM_JOURNAL_FILECOPY_ADD:
case GFM_JOURNAL_FILECOPY_REMOVE: {
struct db_filecopy_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
if (opt_verbose)
printf(";hostname=%s", m->hostname);
break;
}
case GFM_JOURNAL_DEADFILECOPY_ADD:
case GFM_JOURNAL_DEADFILECOPY_REMOVE: {
struct db_deadfilecopy_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
if (opt_verbose)
printf(";igen=%" GFARM_PRId64 ";hostname=%s",
m->igen, m->hostname);
break;
}
case GFM_JOURNAL_DIRENTRY_ADD:
case GFM_JOURNAL_DIRENTRY_REMOVE: {
struct db_direntry_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->dir_inum);
if (opt_verbose)
printf(";entry_ino=%" GFARM_PRId64
";entry_name=%s;entry_len=%d",
m->entry_inum, m->entry_name, m->entry_len);
break;
}
case GFM_JOURNAL_SYMLINK_ADD: {
struct db_symlink_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
if (opt_verbose)
printf(";source_path=%s", m->source_path);
break;
}
case GFM_JOURNAL_XATTR_ADD:
case GFM_JOURNAL_XATTR_MODIFY:
case GFM_JOURNAL_XATTR_REMOVE:
case GFM_JOURNAL_XATTR_REMOVEALL: {
struct db_xattr_arg *m = obj;
printf("ino=%" GFARM_PRId64, m->inum);
if (opt_verbose) {
printf(";xml_mode=%d;attrname=%s;size=%lu",
m->xmlMode, m->attrname, (unsigned long)m->size);
print_bin_value("value", m->value, m->size);
}
break;
}
case GFM_JOURNAL_QUOTA_ADD:
case GFM_JOURNAL_QUOTA_MODIFY: {
struct db_quota_arg *m = obj;
printf("name=%s;is_group=%d", m->name, m->is_group);
if (opt_verbose)
print_quota(&m->quota);
break;
}
case GFM_JOURNAL_QUOTA_REMOVE: {
struct db_quota_remove_arg *m = obj;
printf("name=%s;is_group=%d", m->name, m->is_group);
break;
}
case GFM_JOURNAL_MDHOST_ADD:
print_mdhost(obj);
break;
case GFM_JOURNAL_MDHOST_MODIFY: {
struct db_mdhost_modify_arg *m = obj;
print_mdhost(&m->ms);
break;
}
case GFM_JOURNAL_FSNGROUP_MODIFY: {
struct db_fsngroup_modify_arg *m = obj;
print_fsngroup_modify(m->hostname, m->fsngroupname);
break;
}
default:
break;
}
}
/*
* Read and process commands
* Return: -1 for quit command
* 0 otherwise
*/
int process_args(int cmd_argc, char **cmd_argv, User **user_list_ptr) {
User *user_list = *user_list_ptr;
if (cmd_argc <= 0) {
return 0;
} else if (strcmp(cmd_argv[0], "quit") == 0 && cmd_argc == 1) {
return -1;
} else if (strcmp(cmd_argv[0], "add_user") == 0 && cmd_argc == 2) {
switch (create_user(cmd_argv[1], user_list_ptr)) {
case 1:
error("user by this name already exists");
break;
case 2:
error("username is too long");
break;
}
} else if (strcmp(cmd_argv[0], "list_users") == 0 && cmd_argc == 1) {
list_users(user_list);
} else if (strcmp(cmd_argv[0], "update_pic") == 0 && cmd_argc == 3) {
User *user = find_user(cmd_argv[1], user_list);
if (user == NULL) {
error("user not found");
}
if (update_pic(user, cmd_argv[2]) == 1) {
error("file not found");
}
} else if (strcmp(cmd_argv[0], "delete_user") == 0 && cmd_argc == 2) {
if (delete_user(cmd_argv[1], user_list_ptr) == 1) {
error("user by this name does not exist");
}
} else if (strcmp(cmd_argv[0], "make_friends") == 0 && cmd_argc == 3) {
switch (make_friends(cmd_argv[1], cmd_argv[2], user_list)) {
case 1:
error("users are already friends");
break;
case 2:
error("at least one user you entered has the max number of friends");
break;
case 3:
error("you must enter two different users");
break;
case 4:
error("at least one user you entered does not exist");
break;
}
} else if (strcmp(cmd_argv[0], "post") == 0 && cmd_argc >= 4) {
// first determine how long a string we need
int space_needed = 0;
for (int i = 3; i < cmd_argc; i++) {
space_needed += strlen(cmd_argv[i]) + 1;
}
// allocate the space
char *contents = malloc(space_needed);
// copy in the bits to make a single string
strcpy(contents, cmd_argv[3]);
for (int i = 4; i < cmd_argc; i++) {
strcat(contents, " ");
strcat(contents, cmd_argv[i]);
}
User *author = find_user(cmd_argv[1], user_list);
User *target = find_user(cmd_argv[2], user_list);
switch (make_post(author, target, contents)) {
case 1:
error("the users are not friends");
break;
case 2:
error("at least one user you entered does not exist");
break;
}
} else if (strcmp(cmd_argv[0], "profile") == 0 && cmd_argc == 2) {
User *user = find_user(cmd_argv[1], user_list);
if (print_user(user) == 1) {
error("user not found");
}
} else {
error("Incorrect syntax");
}
return 0;
}
static void print_group(const group& g)
{
printf("\tgroup --> name: %s\r\n", g.name.c_str());
for (auto cit : g.users)
print_user(cit);
}
int menu(userlist *users){
system("clear"); // Clears the terminal (aesthetics!)
printf("Welcome.\n");
char * username = malloc(sizeof(char)*100);
char * password = malloc(sizeof(char)*100);
char * usertype = malloc(sizeof(char)*100);
unsigned char c;
do {
c = getMenuChoice();
switch (c) {
case 48:
break;
case '1':
// Code to add a user using the menu.
#ifdef DEBUG
printf("Add.\n");
#endif
fflush(stdin);
username = getUsername();
password = getPassword();
usertype = getUsertype();
add(users, username, password, usertype);
getc(stdin); // Junk collection!
break;
case '2':
// Code to edit a user using the menu.
#ifdef DEBUG
printf("Edit.\n");
#endif
printf("First, I'll ask for the credentials of the user you wish to edit.\n");
username = getUsername();
password = getPassword();
usertype = getUsertype();
printf("Next, I'll need the new information you wish to replace it with.\nNote: this data will overwrite the other data.\n");
char * username2 = malloc(sizeof(char)*100);
char * password2 = malloc(sizeof(char)*100);
char * usertype2 = malloc(sizeof(char)*100);
username2 = getUsername();
password2 = getPassword();
usertype2 = getUsertype();
edit(users, username, password, usertype, username2, password2, usertype2);
free(username2);
free(password2);
free(usertype2);
getc(stdin); // Junk collection!
break;
case '3':
// Code to delete a user using the menu.
#ifdef DEBUG
printf("Delete.\n");
#endif
fflush(stdin);
username = getUsername();
del(users, username);
getc(stdin); // Junk collection!
break;
case '4':
// Code to verify a user using the menu.
#ifdef DEBUG
printf("Verify.\n");
#endif
username = getUsername();
password = getPassword();
#ifdef DEBUG
printf("\n%s %s\n", username, password);
#endif
if(verify(users, username, password) == EXIT_SUCCESS){
printf("VALID.\n");
}else{
printf("INVALID.\n");
}
getc(stdin); // Junk collection!
break;
#ifdef DEBUG
case '5':
// Code to print the list of users.
printf("Printing them.\n");
int pu=0;
for (pu=0; pu<users->length; pu++) {
print_user(users->entries[pu]);
}
break;
#endif
default: printf("That is not an option. Please try again.\n");
break;
}
}while(c != '0');
system("clear");
free(username);
free(password);
free(usertype);
return EXIT_SUCCESS;
}
int
main (int argc, char **argv)
{
int optc;
program_name = argv[0];
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
while ((optc = getopt_long (argc, argv, "agnruG", longopts, (int *) 0))
!= EOF)
{
switch (optc)
{
case 0:
break;
case 'a':
/* Ignore -a, for compatibility with SVR4. */
break;
case 'g':
just_group = 1;
break;
case 'n':
use_name = 1;
break;
case 'r':
use_real = 1;
break;
case 'u':
just_user = 1;
break;
case 'G':
just_group_list = 1;
break;
default:
usage (1);
}
}
if (show_version)
{
printf ("id (%s) %s\n", GNU_PACKAGE, VERSION);
exit (0);
}
if (show_help)
usage (0);
if (just_user + just_group + just_group_list > 1)
error (1, 0, _("cannot print only user and only group"));
if (just_user + just_group + just_group_list == 0 && (use_real || use_name))
error (1, 0, _("cannot print only names or real IDs in default format"));
if (argc - optind > 1)
usage (1);
if (argc - optind == 1)
{
struct passwd *pwd = getpwnam (argv[optind]);
if (pwd == NULL)
error (1, 0, _("%s: No such user"), argv[optind]);
ruid = euid = pwd->pw_uid;
rgid = egid = pwd->pw_gid;
}
else
{
euid = geteuid ();
ruid = getuid ();
egid = getegid ();
rgid = getgid ();
}
if (just_user)
print_user (use_real ? ruid : euid);
else if (just_group)
print_group (use_real ? rgid : egid);
else if (just_group_list)
print_group_list (argv[optind]);
else
print_full_info (argv[optind]);
putchar ('\n');
exit (problems != 0);
}
int
pw_user(struct userconf * cnf, int mode, struct cargs * args)
{
int rc, edited = 0;
char *p = NULL;
char *passtmp;
struct carg *a_name;
struct carg *a_uid;
struct carg *arg;
struct passwd *pwd = NULL;
struct group *grp;
struct stat st;
char line[_PASSWORD_LEN+1];
FILE *fp;
char *dmode_c;
void *set = NULL;
static struct passwd fakeuser =
{
NULL,
"*",
-1,
-1,
0,
"",
"User &",
"/nonexistent",
"/bin/sh",
0
#if defined(__FreeBSD__)
,0
#endif
};
/*
* With M_NEXT, we only need to return the
* next uid to stdout
*/
if (mode == M_NEXT)
{
uid_t next = pw_uidpolicy(cnf, args);
if (getarg(args, 'q'))
return next;
printf("%ld:", (long)next);
pw_group(cnf, mode, args);
return EXIT_SUCCESS;
}
/*
* We can do all of the common legwork here
*/
if ((arg = getarg(args, 'b')) != NULL) {
cnf->home = arg->val;
}
if ((arg = getarg(args, 'M')) != NULL) {
dmode_c = arg->val;
if ((set = setmode(dmode_c)) == NULL)
errx(EX_DATAERR, "invalid directory creation mode '%s'",
dmode_c);
cnf->homemode = getmode(set, _DEF_DIRMODE);
free(set);
}
/*
* If we'll need to use it or we're updating it,
* then create the base home directory if necessary
*/
if (arg != NULL || getarg(args, 'm') != NULL) {
int l = strlen(cnf->home);
if (l > 1 && cnf->home[l-1] == '/') /* Shave off any trailing path delimiter */
cnf->home[--l] = '\0';
if (l < 2 || *cnf->home != '/') /* Check for absolute path name */
errx(EX_DATAERR, "invalid base directory for home '%s'", cnf->home);
if (stat(cnf->home, &st) == -1) {
char dbuf[MAXPATHLEN];
/*
* This is a kludge especially for Joerg :)
* If the home directory would be created in the root partition, then
* we really create it under /usr which is likely to have more space.
* But we create a symlink from cnf->home -> "/usr" -> cnf->home
*/
if (strchr(cnf->home+1, '/') == NULL) {
strcpy(dbuf, "/usr");
strncat(dbuf, cnf->home, MAXPATHLEN-5);
if (mkdir(dbuf, _DEF_DIRMODE) != -1 || errno == EEXIST) {
chown(dbuf, 0, 0);
/*
* Skip first "/" and create symlink:
* /home -> usr/home
*/
symlink(dbuf+1, cnf->home);
}
/* If this falls, fall back to old method */
}
strlcpy(dbuf, cnf->home, sizeof(dbuf));
p = dbuf;
if (stat(dbuf, &st) == -1) {
while ((p = strchr(p + 1, '/')) != NULL) {
*p = '\0';
if (stat(dbuf, &st) == -1) {
if (mkdir(dbuf, _DEF_DIRMODE) == -1)
goto direrr;
chown(dbuf, 0, 0);
} else if (!S_ISDIR(st.st_mode))
errx(EX_OSFILE, "'%s' (root home parent) is not a directory", dbuf);
*p = '/';
}
}
if (stat(dbuf, &st) == -1) {
if (mkdir(dbuf, _DEF_DIRMODE) == -1) {
direrr: err(EX_OSFILE, "mkdir '%s'", dbuf);
}
chown(dbuf, 0, 0);
}
} else if (!S_ISDIR(st.st_mode))
errx(EX_OSFILE, "root home `%s' is not a directory", cnf->home);
}
if ((arg = getarg(args, 'e')) != NULL)
cnf->expire_days = atoi(arg->val);
if ((arg = getarg(args, 'y')) != NULL)
cnf->nispasswd = arg->val;
if ((arg = getarg(args, 'p')) != NULL && arg->val)
cnf->password_days = atoi(arg->val);
if ((arg = getarg(args, 'g')) != NULL) {
if (!*(p = arg->val)) /* Handle empty group list specially */
cnf->default_group = "";
else {
if ((grp = GETGRNAM(p)) == NULL) {
if (!isdigit((unsigned char)*p) || (grp = GETGRGID((gid_t) atoi(p))) == NULL)
errx(EX_NOUSER, "group `%s' does not exist", p);
}
cnf->default_group = newstr(grp->gr_name);
}
}
if ((arg = getarg(args, 'L')) != NULL)
cnf->default_class = pw_checkname((u_char *)arg->val, 0);
if ((arg = getarg(args, 'G')) != NULL && arg->val) {
int i = 0;
for (p = strtok(arg->val, ", \t"); p != NULL; p = strtok(NULL, ", \t")) {
if ((grp = GETGRNAM(p)) == NULL) {
if (!isdigit((unsigned char)*p) || (grp = GETGRGID((gid_t) atoi(p))) == NULL)
errx(EX_NOUSER, "group `%s' does not exist", p);
}
if (extendarray(&cnf->groups, &cnf->numgroups, i + 2) != -1)
cnf->groups[i++] = newstr(grp->gr_name);
}
while (i < cnf->numgroups)
cnf->groups[i++] = NULL;
}
if ((arg = getarg(args, 'k')) != NULL) {
if (stat(cnf->dotdir = arg->val, &st) == -1 || !S_ISDIR(st.st_mode))
errx(EX_OSFILE, "skeleton `%s' is not a directory or does not exist", cnf->dotdir);
}
if ((arg = getarg(args, 's')) != NULL)
cnf->shell_default = arg->val;
if ((arg = getarg(args, 'w')) != NULL)
cnf->default_password = boolean_val(arg->val, cnf->default_password);
if (mode == M_ADD && getarg(args, 'D')) {
if (getarg(args, 'n') != NULL)
errx(EX_DATAERR, "can't combine `-D' with `-n name'");
if ((arg = getarg(args, 'u')) != NULL && (p = strtok(arg->val, ", \t")) != NULL) {
if ((cnf->min_uid = (uid_t) atoi(p)) == 0)
cnf->min_uid = 1000;
if ((p = strtok(NULL, " ,\t")) == NULL || (cnf->max_uid = (uid_t) atoi(p)) < cnf->min_uid)
cnf->max_uid = 32000;
}
if ((arg = getarg(args, 'i')) != NULL && (p = strtok(arg->val, ", \t")) != NULL) {
if ((cnf->min_gid = (gid_t) atoi(p)) == 0)
cnf->min_gid = 1000;
if ((p = strtok(NULL, " ,\t")) == NULL || (cnf->max_gid = (gid_t) atoi(p)) < cnf->min_gid)
cnf->max_gid = 32000;
}
arg = getarg(args, 'C');
if (write_userconfig(arg ? arg->val : NULL))
return EXIT_SUCCESS;
warn("config update");
return EX_IOERR;
}
if (mode == M_PRINT && getarg(args, 'a')) {
int pretty = getarg(args, 'P') != NULL;
int v7 = getarg(args, '7') != NULL;
SETPWENT();
while ((pwd = GETPWENT()) != NULL)
print_user(pwd, pretty, v7);
ENDPWENT();
return EXIT_SUCCESS;
}
if ((a_name = getarg(args, 'n')) != NULL)
pwd = GETPWNAM(pw_checkname((u_char *)a_name->val, 0));
a_uid = getarg(args, 'u');
if (a_uid == NULL) {
if (a_name == NULL)
errx(EX_DATAERR, "user name or id required");
/*
* Determine whether 'n' switch is name or uid - we don't
* really don't really care which we have, but we need to
* know.
*/
if (mode != M_ADD && pwd == NULL
&& strspn(a_name->val, "0123456789") == strlen(a_name->val)
&& *a_name->val) {
(a_uid = a_name)->ch = 'u';
a_name = NULL;
}
}
/*
* Update, delete & print require that the user exists
*/
if (mode == M_UPDATE || mode == M_DELETE ||
mode == M_PRINT || mode == M_LOCK || mode == M_UNLOCK) {
if (a_name == NULL && pwd == NULL) /* Try harder */
pwd = GETPWUID(atoi(a_uid->val));
if (pwd == NULL) {
if (mode == M_PRINT && getarg(args, 'F')) {
fakeuser.pw_name = a_name ? a_name->val : "nouser";
fakeuser.pw_uid = a_uid ? (uid_t) atol(a_uid->val) : -1;
return print_user(&fakeuser,
getarg(args, 'P') != NULL,
getarg(args, '7') != NULL);
}
if (a_name == NULL)
errx(EX_NOUSER, "no such uid `%s'", a_uid->val);
errx(EX_NOUSER, "no such user `%s'", a_name->val);
}
if (a_name == NULL) /* May be needed later */
a_name = addarg(args, 'n', newstr(pwd->pw_name));
/*
* The M_LOCK and M_UNLOCK functions simply add or remove
* a "*LOCKED*" prefix from in front of the password to
* prevent it decoding correctly, and therefore prevents
* access. Of course, this only prevents access via
* password authentication (not ssh, kerberos or any
* other method that does not use the UNIX password) but
* that is a known limitation.
*/
if (mode == M_LOCK) {
if (strncmp(pwd->pw_passwd, locked_str, sizeof(locked_str)-1) == 0)
errx(EX_DATAERR, "user '%s' is already locked", pwd->pw_name);
passtmp = malloc(strlen(pwd->pw_passwd) + sizeof(locked_str));
if (passtmp == NULL) /* disaster */
errx(EX_UNAVAILABLE, "out of memory");
strcpy(passtmp, locked_str);
strcat(passtmp, pwd->pw_passwd);
pwd->pw_passwd = passtmp;
edited = 1;
} else if (mode == M_UNLOCK) {
if (strncmp(pwd->pw_passwd, locked_str, sizeof(locked_str)-1) != 0)
errx(EX_DATAERR, "user '%s' is not locked", pwd->pw_name);
pwd->pw_passwd += sizeof(locked_str)-1;
edited = 1;
} else if (mode == M_DELETE) {
/*
* Handle deletions now
*/
char file[MAXPATHLEN];
char home[MAXPATHLEN];
uid_t uid = pwd->pw_uid;
struct group *gr;
char grname[LOGNAMESIZE];
if (strcmp(pwd->pw_name, "root") == 0)
errx(EX_DATAERR, "cannot remove user 'root'");
if (!PWALTDIR()) {
/*
* Remove opie record from /etc/opiekeys
*/
rmopie(pwd->pw_name);
/*
* Remove crontabs
*/
snprintf(file, sizeof(file), "/var/cron/tabs/%s", pwd->pw_name);
if (access(file, F_OK) == 0) {
sprintf(file, "crontab -u %s -r", pwd->pw_name);
system(file);
}
}
/*
* Save these for later, since contents of pwd may be
* invalidated by deletion
*/
sprintf(file, "%s/%s", _PATH_MAILDIR, pwd->pw_name);
strlcpy(home, pwd->pw_dir, sizeof(home));
gr = GETGRGID(pwd->pw_gid);
if (gr != NULL)
strlcpy(grname, gr->gr_name, LOGNAMESIZE);
else
grname[0] = '\0';
rc = delpwent(pwd);
if (rc == -1)
err(EX_IOERR, "user '%s' does not exist", pwd->pw_name);
else if (rc != 0) {
warn("passwd update");
return EX_IOERR;
}
if (cnf->nispasswd && *cnf->nispasswd=='/') {
rc = delnispwent(cnf->nispasswd, a_name->val);
if (rc == -1)
warnx("WARNING: user '%s' does not exist in NIS passwd", pwd->pw_name);
else if (rc != 0)
warn("WARNING: NIS passwd update");
/* non-fatal */
}
grp = GETGRNAM(a_name->val);
if (grp != NULL &&
(grp->gr_mem == NULL || *grp->gr_mem == NULL) &&
strcmp(a_name->val, grname) == 0)
delgrent(GETGRNAM(a_name->val));
SETGRENT();
while ((grp = GETGRENT()) != NULL) {
int i, j;
char group[MAXLOGNAME];
if (grp->gr_mem != NULL) {
for (i = 0; grp->gr_mem[i] != NULL; i++) {
if (!strcmp(grp->gr_mem[i], a_name->val)) {
for (j = i; grp->gr_mem[j] != NULL; j++)
grp->gr_mem[j] = grp->gr_mem[j+1];
strlcpy(group, grp->gr_name, MAXLOGNAME);
chggrent(group, grp);
}
}
}
}
ENDGRENT();
pw_log(cnf, mode, W_USER, "%s(%ld) account removed", a_name->val, (long) uid);
if (!PWALTDIR()) {
/*
* Remove mail file
*/
remove(file);
/*
* Remove at jobs
*/
if (getpwuid(uid) == NULL)
rmat(uid);
/*
* Remove home directory and contents
*/
if (getarg(args, 'r') != NULL && *home == '/' && getpwuid(uid) == NULL) {
if (stat(home, &st) != -1) {
rm_r(home, uid);
pw_log(cnf, mode, W_USER, "%s(%ld) home '%s' %sremoved",
a_name->val, (long) uid, home,
stat(home, &st) == -1 ? "" : "not completely ");
}
}
}
return EXIT_SUCCESS;
} else if (mode == M_PRINT)
return print_user(pwd,
getarg(args, 'P') != NULL,
getarg(args, '7') != NULL);
/*
* The rest is edit code
*/
if ((arg = getarg(args, 'l')) != NULL) {
if (strcmp(pwd->pw_name, "root") == 0)
errx(EX_DATAERR, "can't rename `root' account");
pwd->pw_name = pw_checkname((u_char *)arg->val, 0);
edited = 1;
}
if ((arg = getarg(args, 'u')) != NULL && isdigit((unsigned char)*arg->val)) {
pwd->pw_uid = (uid_t) atol(arg->val);
edited = 1;
if (pwd->pw_uid != 0 && strcmp(pwd->pw_name, "root") == 0)
errx(EX_DATAERR, "can't change uid of `root' account");
if (pwd->pw_uid == 0 && strcmp(pwd->pw_name, "root") != 0)
warnx("WARNING: account `%s' will have a uid of 0 (superuser access!)", pwd->pw_name);
}
if ((arg = getarg(args, 'g')) != NULL && pwd->pw_uid != 0) { /* Already checked this */
gid_t newgid = (gid_t) GETGRNAM(cnf->default_group)->gr_gid;
if (newgid != pwd->pw_gid) {
edited = 1;
pwd->pw_gid = newgid;
}
}
if ((arg = getarg(args, 'p')) != NULL) {
if (*arg->val == '\0' || strcmp(arg->val, "0") == 0) {
if (pwd->pw_change != 0) {
pwd->pw_change = 0;
edited = 1;
}
}
else {
time_t now = time(NULL);
time_t expire = parse_date(now, arg->val);
if (pwd->pw_change != expire) {
pwd->pw_change = expire;
edited = 1;
}
}
}
if ((arg = getarg(args, 'e')) != NULL) {
if (*arg->val == '\0' || strcmp(arg->val, "0") == 0) {
if (pwd->pw_expire != 0) {
pwd->pw_expire = 0;
edited = 1;
}
}
else {
time_t now = time(NULL);
time_t expire = parse_date(now, arg->val);
if (pwd->pw_expire != expire) {
pwd->pw_expire = expire;
edited = 1;
}
}
}
if ((arg = getarg(args, 's')) != NULL) {
char *shell = shell_path(cnf->shelldir, cnf->shells, arg->val);
if (shell == NULL)
shell = "";
if (strcmp(shell, pwd->pw_shell) != 0) {
pwd->pw_shell = shell;
edited = 1;
}
}
if (getarg(args, 'L')) {
if (cnf->default_class == NULL)
cnf->default_class = "";
if (strcmp(pwd->pw_class, cnf->default_class) != 0) {
pwd->pw_class = cnf->default_class;
edited = 1;
}
}
if ((arg = getarg(args, 'd')) != NULL) {
if (strcmp(pwd->pw_dir, arg->val))
edited = 1;
if (stat(pwd->pw_dir = arg->val, &st) == -1) {
if (getarg(args, 'm') == NULL && strcmp(pwd->pw_dir, "/nonexistent") != 0)
warnx("WARNING: home `%s' does not exist", pwd->pw_dir);
} else if (!S_ISDIR(st.st_mode))
warnx("WARNING: home `%s' is not a directory", pwd->pw_dir);
}
if ((arg = getarg(args, 'w')) != NULL &&
getarg(args, 'h') == NULL && getarg(args, 'H') == NULL) {
login_cap_t *lc;
lc = login_getpwclass(pwd);
if (lc == NULL ||
login_setcryptfmt(lc, "sha512", NULL) == NULL)
warn("setting crypt(3) format");
login_close(lc);
pwd->pw_passwd = pw_password(cnf, args, pwd->pw_name);
edited = 1;
}
} else {
login_cap_t *lc;
/*
* Add code
*/
if (a_name == NULL) /* Required */
errx(EX_DATAERR, "login name required");
else if ((pwd = GETPWNAM(a_name->val)) != NULL) /* Exists */
errx(EX_DATAERR, "login name `%s' already exists", a_name->val);
/*
* Now, set up defaults for a new user
*/
pwd = &fakeuser;
pwd->pw_name = a_name->val;
pwd->pw_class = cnf->default_class ? cnf->default_class : "";
pwd->pw_uid = pw_uidpolicy(cnf, args);
pwd->pw_gid = pw_gidpolicy(cnf, args, pwd->pw_name, (gid_t) pwd->pw_uid);
pwd->pw_change = pw_pwdpolicy(cnf, args);
pwd->pw_expire = pw_exppolicy(cnf, args);
pwd->pw_dir = pw_homepolicy(cnf, args, pwd->pw_name);
pwd->pw_shell = pw_shellpolicy(cnf, args, NULL);
lc = login_getpwclass(pwd);
if (lc == NULL || login_setcryptfmt(lc, "sha512", NULL) == NULL)
warn("setting crypt(3) format");
login_close(lc);
pwd->pw_passwd = pw_password(cnf, args, pwd->pw_name);
edited = 1;
if (pwd->pw_uid == 0 && strcmp(pwd->pw_name, "root") != 0)
warnx("WARNING: new account `%s' has a uid of 0 (superuser access!)", pwd->pw_name);
}
/*
* Shared add/edit code
*/
if ((arg = getarg(args, 'c')) != NULL) {
char *gecos = pw_checkname((u_char *)arg->val, 1);
if (strcmp(pwd->pw_gecos, gecos) != 0) {
pwd->pw_gecos = gecos;
edited = 1;
}
}
if ((arg = getarg(args, 'h')) != NULL ||
(arg = getarg(args, 'H')) != NULL) {
if (strcmp(arg->val, "-") == 0) {
if (!pwd->pw_passwd || *pwd->pw_passwd != '*') {
pwd->pw_passwd = "*"; /* No access */
edited = 1;
}
} else {
int fd = atoi(arg->val);
int precrypt = (arg->ch == 'H');
int b;
int istty = isatty(fd);
struct termios t;
login_cap_t *lc;
if (istty) {
if (tcgetattr(fd, &t) == -1)
istty = 0;
else {
struct termios n = t;
/* Disable echo */
n.c_lflag &= ~(ECHO);
tcsetattr(fd, TCSANOW, &n);
printf("%s%spassword for user %s:",
(mode == M_UPDATE) ? "new " : "",
precrypt ? "encrypted " : "",
pwd->pw_name);
fflush(stdout);
}
}
b = read(fd, line, sizeof(line) - 1);
if (istty) { /* Restore state */
tcsetattr(fd, TCSANOW, &t);
fputc('\n', stdout);
fflush(stdout);
}
if (b < 0) {
warn("-%c file descriptor", precrypt ? 'H' :
'h');
return EX_IOERR;
}
line[b] = '\0';
if ((p = strpbrk(line, "\r\n")) != NULL)
*p = '\0';
if (!*line)
errx(EX_DATAERR, "empty password read on file descriptor %d", fd);
if (precrypt) {
if (strchr(line, ':') != NULL)
return EX_DATAERR;
pwd->pw_passwd = line;
} else {
lc = login_getpwclass(pwd);
if (lc == NULL ||
login_setcryptfmt(lc, "sha512", NULL) == NULL)
warn("setting crypt(3) format");
login_close(lc);
pwd->pw_passwd = pw_pwcrypt(line);
}
edited = 1;
}
}
/*
* Special case: -N only displays & exits
*/
if (getarg(args, 'N') != NULL)
return print_user(pwd,
getarg(args, 'P') != NULL,
getarg(args, '7') != NULL);
if (mode == M_ADD) {
edited = 1; /* Always */
rc = addpwent(pwd);
if (rc == -1) {
warnx("user '%s' already exists", pwd->pw_name);
return EX_IOERR;
} else if (rc != 0) {
warn("passwd file update");
return EX_IOERR;
}
if (cnf->nispasswd && *cnf->nispasswd=='/') {
rc = addnispwent(cnf->nispasswd, pwd);
if (rc == -1)
warnx("User '%s' already exists in NIS passwd", pwd->pw_name);
else
warn("NIS passwd update");
/* NOTE: we treat NIS-only update errors as non-fatal */
}
} else if (mode == M_UPDATE || mode == M_LOCK || mode == M_UNLOCK) {
if (edited) { /* Only updated this if required */
rc = chgpwent(a_name->val, pwd);
if (rc == -1) {
warnx("user '%s' does not exist (NIS?)", pwd->pw_name);
return EX_IOERR;
} else if (rc != 0) {
warn("passwd file update");
return EX_IOERR;
}
if ( cnf->nispasswd && *cnf->nispasswd=='/') {
rc = chgnispwent(cnf->nispasswd, a_name->val, pwd);
if (rc == -1)
warn("User '%s' not found in NIS passwd", pwd->pw_name);
else
warn("NIS passwd update");
/* NOTE: NIS-only update errors are not fatal */
}
}
}
/*
* Ok, user is created or changed - now edit group file
*/
if (mode == M_ADD || getarg(args, 'G') != NULL) {
int i;
for (i = 0; cnf->groups[i] != NULL; i++) {
grp = GETGRNAM(cnf->groups[i]);
grp = gr_add(grp, pwd->pw_name);
/*
* grp can only be NULL in 2 cases:
* - the new member is already a member
* - a problem with memory occurs
* in both cases we want to skip now.
*/
if (grp == NULL)
continue;
chggrent(cnf->groups[i], grp);
free(grp);
}
}
/* go get a current version of pwd */
pwd = GETPWNAM(a_name->val);
if (pwd == NULL) {
/* This will fail when we rename, so special case that */
if (mode == M_UPDATE && (arg = getarg(args, 'l')) != NULL) {
a_name->val = arg->val; /* update new name */
pwd = GETPWNAM(a_name->val); /* refetch renamed rec */
}
}
if (pwd == NULL) /* can't go on without this */
errx(EX_NOUSER, "user '%s' disappeared during update", a_name->val);
grp = GETGRGID(pwd->pw_gid);
pw_log(cnf, mode, W_USER, "%s(%ld):%s(%ld):%s:%s:%s",
pwd->pw_name, (long) pwd->pw_uid,
grp ? grp->gr_name : "unknown", (long) (grp ? grp->gr_gid : -1),
pwd->pw_gecos, pwd->pw_dir, pwd->pw_shell);
/*
* If adding, let's touch and chown the user's mail file. This is not
* strictly necessary under BSD with a 0755 maildir but it also
* doesn't hurt anything to create the empty mailfile
*/
if (mode == M_ADD) {
if (!PWALTDIR()) {
sprintf(line, "%s/%s", _PATH_MAILDIR, pwd->pw_name);
close(open(line, O_RDWR | O_CREAT, 0600)); /* Preserve contents &
* mtime */
chown(line, pwd->pw_uid, pwd->pw_gid);
}
}
/*
* Let's create and populate the user's home directory. Note
* that this also `works' for editing users if -m is used, but
* existing files will *not* be overwritten.
*/
if (!PWALTDIR() && getarg(args, 'm') != NULL && pwd->pw_dir && *pwd->pw_dir == '/' && pwd->pw_dir[1]) {
copymkdir(pwd->pw_dir, cnf->dotdir, cnf->homemode, pwd->pw_uid, pwd->pw_gid);
pw_log(cnf, mode, W_USER, "%s(%ld) home %s made",
pwd->pw_name, (long) pwd->pw_uid, pwd->pw_dir);
}
/*
* Finally, send mail to the new user as well, if we are asked to
*/
if (mode == M_ADD && !PWALTDIR() && cnf->newmail && *cnf->newmail && (fp = fopen(cnf->newmail, "r")) != NULL) {
FILE *pfp = popen(_PATH_SENDMAIL " -t", "w");
if (pfp == NULL)
warn("sendmail");
else {
fprintf(pfp, "From: root\n" "To: %s\n" "Subject: Welcome!\n\n", pwd->pw_name);
while (fgets(line, sizeof(line), fp) != NULL) {
/* Do substitutions? */
fputs(line, pfp);
}
pclose(pfp);
pw_log(cnf, mode, W_USER, "%s(%ld) new user mail sent",
pwd->pw_name, (long) pwd->pw_uid);
}
fclose(fp);
}
return EXIT_SUCCESS;
}
/*
Function to print all of the users for a particular group
*/
void print_group(int group_index){
int i;
for(i = 0; i < all_groups[group_index]->num_users; ++i){
print_user(all_groups[group_index]->users[i]);
}
}