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passwd: do not complain if /etc/shadow is missing

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2009-11-02 19:18:49 +01:00
parent 26c64bade8
commit c6fb2a6b5f
2 changed files with 7 additions and 4 deletions
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5
libbb/update_passwd.c
View File

@ -110,8 +110,11 @@ int FAST_FUNC update_passwd(const char *filename,
old_fp = fopen(filename, "r+"); old_fp = fopen(filename, "r+");
else else
old_fp = fopen_or_warn(filename, "r+"); old_fp = fopen_or_warn(filename, "r+");
if (!old_fp) if (!old_fp) {
if (shadow)
ret = 0; /* missing shadow is not an error */
goto free_mem; goto free_mem;
}
old_fd = fileno(old_fp); old_fd = fileno(old_fp);
selinux_preserve_fcontext(old_fd); selinux_preserve_fcontext(old_fd);

6
loginutils/passwd.c
View File

@ -21,7 +21,7 @@ static char* new_password(const struct passwd *pw, uid_t myuid, int algo)
if (myuid && pw->pw_passwd[0]) { if (myuid && pw->pw_passwd[0]) {
char *encrypted; char *encrypted;
orig = bb_ask_stdin("Old password:"); /* returns ptr to static */ orig = bb_ask_stdin("Old password: "); /* returns ptr to static */
if (!orig) if (!orig)
goto err_ret; goto err_ret;
encrypted = pw_encrypt(orig, pw->pw_passwd, 1); /* returns malloced str */ encrypted = pw_encrypt(orig, pw->pw_passwd, 1); /* returns malloced str */
@ -35,7 +35,7 @@ static char* new_password(const struct passwd *pw, uid_t myuid, int algo)
if (ENABLE_FEATURE_CLEAN_UP) free(encrypted); if (ENABLE_FEATURE_CLEAN_UP) free(encrypted);
} }
orig = xstrdup(orig); /* or else bb_ask_stdin() will destroy it */ orig = xstrdup(orig); /* or else bb_ask_stdin() will destroy it */
newp = bb_ask_stdin("New password:"); /* returns ptr to static */ newp = bb_ask_stdin("New password: "); /* returns ptr to static */
if (!newp) if (!newp)
goto err_ret; goto err_ret;
newp = xstrdup(newp); /* we are going to bb_ask_stdin() again, so save it */ newp = xstrdup(newp); /* we are going to bb_ask_stdin() again, so save it */
@ -43,7 +43,7 @@ static char* new_password(const struct passwd *pw, uid_t myuid, int algo)
&& obscure(orig, newp, pw) && myuid) && obscure(orig, newp, pw) && myuid)
goto err_ret; /* non-root is not allowed to have weak passwd */ goto err_ret; /* non-root is not allowed to have weak passwd */
cp = bb_ask_stdin("Retype password:"); cp = bb_ask_stdin("Retype password: ");
if (!cp) if (!cp)
goto err_ret; goto err_ret;
if (strcmp(cp, newp)) { if (strcmp(cp, newp)) {