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Use readline() in sudo_ldap_read_secret()

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This commit is contained in:
Todd C. Miller
2016-11-16 09:22:18 -07:00
parent 8cb9f298bd
commit 8820ff3efb
1 changed files with 13 additions and 7 deletions
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20
plugins/sudoers/ldap.c
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@@ -1885,25 +1885,31 @@ static void
sudo_ldap_read_secret(const char *path)
{
FILE *fp;
char buf[LINE_MAX];
char *line = NULL;
size_t linesize = 0;
ssize_t len;
debug_decl(sudo_ldap_read_secret, SUDOERS_DEBUG_LDAP)
/* XXX - getline */
if ((fp = fopen(path_ldap_secret, "r")) != NULL) {
if (fgets(buf, sizeof(buf), fp) != NULL) {
buf[strcspn(buf, "\n")] = '\0';
len = getline(&line, &linesize, fp);
if (len != -1) {
/* trim newline */
while (len > 0 && line[len - 1] == '\n')
line[--len] = '\0';
/* copy to bindpw and binddn */
free(ldap_conf.bindpw);
ldap_conf.bindpw = sudo_ldap_decode_secret(buf);
ldap_conf.bindpw = sudo_ldap_decode_secret(line);
if (ldap_conf.bindpw == NULL) {
if ((ldap_conf.bindpw = strdup(buf)) == NULL)
sudo_warnx(U_("%s: %s"), __func__, U_("unable to allocate memory"));
/* not base64 encoded, use directly */
ldap_conf.bindpw = line;
line = NULL;
}
free(ldap_conf.binddn);
ldap_conf.binddn = ldap_conf.rootbinddn;
ldap_conf.rootbinddn = NULL;
}
fclose(fp);
free(line);
}
debug_return;
}