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authorMichael Adam <obnox@samba.org>2009-01-16 00:10:29 +0100
committerMichael Adam <obnox@samba.org>2009-01-16 01:02:22 +0100
commit37c77643f9c9ef683991d001991b30264e9e2a7d (patch)
tree83b927150ae817133a74c56404f1a097d332dc20 /source3/libads/kerberos.c
parent2fb694df23616c660000f3bfa471927163c0f9ff (diff)
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s3:libads: give create_local_private_krb5_conf_for_domain() a common exit point
Michael
Diffstat (limited to 'source3/libads/kerberos.c')
-rw-r--r--source3/libads/kerberos.c50
1 files changed, 20 insertions, 30 deletions
diff --git a/source3/libads/kerberos.c b/source3/libads/kerberos.c
index 7dfc19b462..7273c33025 100644
--- a/source3/libads/kerberos.c
+++ b/source3/libads/kerberos.c
@@ -856,28 +856,26 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
ssize_t ret;
int fd;
char *realm_upper = NULL;
+ bool result = false;
if (!dname) {
- return False;
+ return false;
}
if ((mkdir(dname, 0755)==-1) && (errno != EEXIST)) {
DEBUG(0,("create_local_private_krb5_conf_for_domain: "
"failed to create directory %s. Error was %s\n",
dname, strerror(errno) ));
- TALLOC_FREE(dname);
- return False;
+ goto done;
}
tmpname = talloc_asprintf(dname, "%s/smb_tmp_krb5.XXXXXX", lp_lockdir());
if (!tmpname) {
- TALLOC_FREE(dname);
- return False;
+ goto done;
}
fname = talloc_asprintf(dname, "%s/krb5.conf.%s", dname, domain);
if (!fname) {
- TALLOC_FREE(dname);
- return False;
+ goto done;
}
DEBUG(10,("create_local_private_krb5_conf_for_domain: fname = %s, realm = %s, domain = %s\n",
@@ -888,8 +886,7 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
kdc_ip_string = get_kdc_ip_string(dname, realm, sitename, pss);
if (!kdc_ip_string) {
- TALLOC_FREE(dname);
- return False;
+ goto done;
}
file_contents = talloc_asprintf(fname,
@@ -902,8 +899,7 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
realm_upper, realm_upper, kdc_ip_string);
if (!file_contents) {
- TALLOC_FREE(dname);
- return False;
+ goto done;
}
flen = strlen(file_contents);
@@ -913,8 +909,7 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
DEBUG(0,("create_local_private_krb5_conf_for_domain: smb_mkstemp failed,"
" for file %s. Errno %s\n",
tmpname, strerror(errno) ));
- TALLOC_FREE(dname);
- return false;
+ goto done;
}
if (fchmod(fd, 0644)==-1) {
@@ -923,8 +918,7 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
tmpname, strerror(errno) ));
unlink(tmpname);
close(fd);
- TALLOC_FREE(dname);
- return False;
+ goto done;
}
ret = write(fd, file_contents, flen);
@@ -934,15 +928,13 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
(int)ret, (unsigned int)flen, strerror(errno) ));
unlink(tmpname);
close(fd);
- TALLOC_FREE(dname);
- return False;
+ goto done;
}
if (close(fd)==-1) {
DEBUG(0,("create_local_private_krb5_conf_for_domain: close failed."
" Errno %s\n", strerror(errno) ));
unlink(tmpname);
- TALLOC_FREE(dname);
- return False;
+ goto done;
}
if (rename(tmpname, fname) == -1) {
@@ -950,8 +942,7 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
"of %s to %s failed. Errno %s\n",
tmpname, fname, strerror(errno) ));
unlink(tmpname);
- TALLOC_FREE(dname);
- return False;
+ goto done;
}
DEBUG(5,("create_local_private_krb5_conf_for_domain: wrote "
@@ -961,6 +952,8 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
/* Set the environment variable to this file. */
setenv("KRB5_CONFIG", fname, 1);
+ result = true;
+
#if defined(OVERWRITE_SYSTEM_KRB5_CONF)
#define SYSTEM_KRB5_CONF_PATH "/etc/krb5.conf"
@@ -977,8 +970,7 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
if (lret != -1 || strcmp(linkpath, fname) == 0) {
/* Symlink already exists. */
- TALLOC_FREE(dname);
- return True;
+ goto done;
}
/* Try and replace with a symlink. */
@@ -988,8 +980,7 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
DEBUG(0,("create_local_private_krb5_conf_for_domain: symlink "
"of %s to %s failed. Errno %s\n",
fname, SYSTEM_KRB5_CONF_PATH, strerror(errno) ));
- TALLOC_FREE(dname);
- return True; /* Not a fatal error. */
+ goto done; /* Not a fatal error. */
}
/* Yes, this is a race conditon... too bad. */
@@ -998,23 +989,22 @@ bool create_local_private_krb5_conf_for_domain(const char *realm,
"of %s to %s failed. Errno %s\n",
SYSTEM_KRB5_CONF_PATH, newpath,
strerror(errno) ));
- TALLOC_FREE(dname);
- return True; /* Not a fatal error. */
+ goto done; /* Not a fatal error. */
}
if (symlink(fname, SYSTEM_KRB5_CONF_PATH) == -1) {
DEBUG(0,("create_local_private_krb5_conf_for_domain: "
"forced symlink of %s to /etc/krb5.conf failed. Errno %s\n",
fname, strerror(errno) ));
- TALLOC_FREE(dname);
- return True; /* Not a fatal error. */
+ goto done; /* Not a fatal error. */
}
}
}
#endif
+done:
TALLOC_FREE(dname);
- return True;
+ return result;
}
#endif