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authorJeremy Allison <jra@samba.org>2000-02-25 22:25:25 +0000
committerJeremy Allison <jra@samba.org>2000-02-25 22:25:25 +0000
commit0f1eee5c7ac4031cd2a97524b1f65a24d0d618c2 (patch)
tree5213fb9aa9cb2a4ae1ea9ee288a5a8f2eabd8998
parent66018871c7eb1fedcdf8829b53038b6b484db6a3 (diff)
downloadsamba-0f1eee5c7ac4031cd2a97524b1f65a24d0d618c2.tar.gz
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client/client.c:
libsmb/clientgen.c: Fixes for Win2k smbclient browsing. Other fixes implement smbpasswd -x user to delete users. Also allows swat to do the same. Jeremy. (This used to be commit 9f6ad046761adecafba59040baa3abc9f0959e65)
-rw-r--r--source3/client/client.c7
-rw-r--r--source3/include/proto.h7
-rw-r--r--source3/include/smb.h12
-rw-r--r--source3/libsmb/clientgen.c10
-rw-r--r--source3/passdb/ldap.c6
-rw-r--r--source3/passdb/nispass.c6
-rw-r--r--source3/passdb/passdb.c9
-rw-r--r--source3/passdb/smbpass.c358
-rw-r--r--source3/passdb/smbpasschange.c70
-rw-r--r--source3/utils/smbpasswd.c96
-rw-r--r--source3/web/swat.c40
11 files changed, 453 insertions, 168 deletions
diff --git a/source3/client/client.c b/source3/client/client.c
index 6beff70c9bc..ea029d4df7f 100644
--- a/source3/client/client.c
+++ b/source3/client/client.c
@@ -1560,10 +1560,15 @@ try and browse available connections on a host
****************************************************************************/
static BOOL browse_host(BOOL sort)
{
+ int ret;
+
printf("\n\tSharename Type Comment\n");
printf("\t--------- ---- -------\n");
- return cli_RNetShareEnum(cli, browse_fn);
+ if((ret = cli_RNetShareEnum(cli, browse_fn)) == -1)
+ printf("Error returning browse list: %s\n", cli_errstr(cli));
+
+ return (ret != -1);
}
/****************************************************************************
diff --git a/source3/include/proto.h b/source3/include/proto.h
index 934ec5a4c82..830e7bc5b1f 100644
--- a/source3/include/proto.h
+++ b/source3/include/proto.h
@@ -573,7 +573,7 @@ BOOL cli_api(struct cli_state *cli,
char **rparam, int *rprcnt,
char **rdata, int *rdrcnt);
BOOL cli_NetWkstaUserLogon(struct cli_state *cli,char *user, char *workstation);
-BOOL cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, const char *));
+int cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, const char *));
BOOL cli_NetServerEnum(struct cli_state *cli, char *workgroup, uint32 stype,
void (*fn)(const char *, uint32, const char *));
BOOL cli_session_setup(struct cli_state *cli,
@@ -1426,6 +1426,7 @@ void endsmbpwent(void *vp);
struct smb_passwd *getsmbpwent(void *vp);
BOOL add_smbpwd_entry(struct smb_passwd *newpwd);
BOOL mod_smbpwd_entry(struct smb_passwd* pwd, BOOL override);
+BOOL del_smbpwd_entry(const char *name);
struct smb_passwd *getsmbpwnam(char *name);
struct smb_passwd *getsmbpwrid(uint32 user_rid);
struct smb_passwd *getsmbpwuid(uid_t smb_userid);
@@ -1464,12 +1465,12 @@ BOOL lookup_local_name(char *domain, char *user, DOM_SID *psid, uint8 *psid_name
/*The following definitions come from passdb/smbpass.c */
+char *format_new_smbpasswd_entry(struct smb_passwd *newpwd);
struct passdb_ops *file_initialize_password_db(void);
/*The following definitions come from passdb/smbpasschange.c */
-BOOL local_password_change(char *user_name, BOOL trust_account, BOOL add_user,
- BOOL enable_user, BOOL disable_user, BOOL set_no_password,
+BOOL local_password_change(char *user_name, int local_flags,
char *new_passwd,
char *err_str, size_t err_str_len,
char *msg_str, size_t msg_str_len);
diff --git a/source3/include/smb.h b/source3/include/smb.h
index 18b2cb15424..54fb4d5cc7c 100644
--- a/source3/include/smb.h
+++ b/source3/include/smb.h
@@ -747,6 +747,7 @@ struct passdb_ops {
*/
BOOL (*add_smbpwd_entry)(struct smb_passwd *);
BOOL (*mod_smbpwd_entry)(struct smb_passwd *, BOOL);
+ BOOL (*del_smbpwd_entry)(const char *);
/*
* Functions that manupulate a struct sam_passwd.
@@ -783,6 +784,17 @@ struct passdb_ops {
#endif
};
+/*
+ * Flags for local user manipulation.
+ */
+
+#define LOCAL_ADD_USER 0x1
+#define LOCAL_DELETE_USER 0x2
+#define LOCAL_DISABLE_USER 0x4
+#define LOCAL_ENABLE_USER 0x8
+#define LOCAL_TRUST_ACCOUNT 0x10
+#define LOCAL_SET_NO_PASSWORD 0x20
+
/* key and data in the connections database - used in smbstatus and smbd */
struct connections_key {
pid_t pid;
diff --git a/source3/libsmb/clientgen.c b/source3/libsmb/clientgen.c
index df3df0b4ba3..8d7dbec8590 100644
--- a/source3/libsmb/clientgen.c
+++ b/source3/libsmb/clientgen.c
@@ -600,7 +600,7 @@ BOOL cli_NetWkstaUserLogon(struct cli_state *cli,char *user, char *workstation)
/****************************************************************************
call a NetShareEnum - try and browse available connections on a host
****************************************************************************/
-BOOL cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, const char *))
+int cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, const char *))
{
char *rparam = NULL;
char *rdata = NULL;
@@ -618,12 +618,16 @@ BOOL cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, c
pstrcpy(p,"B13BWz");
p = skip_string(p,1);
SSVAL(p,0,1);
- SSVAL(p,2,0xFFFF);
+ /*
+ * Win2k needs a *smaller* buffer than 0xFFFF here -
+ * it returns "out of server memory" with 0xFFFF !!! JRA.
+ */
+ SSVAL(p,2,0xFFE0);
p += 4;
if (cli_api(cli,
param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */
- NULL, 0, 0xFFFF, /* data, length, maxlen */
+ NULL, 0, 0xFFE0, /* data, length, maxlen - Win2k needs a small buffer here too ! */
&rparam, &rprcnt, /* return params, length */
&rdata, &rdrcnt)) /* return data, length */
{
diff --git a/source3/passdb/ldap.c b/source3/passdb/ldap.c
index 43fea00a644..54566e454b9 100644
--- a/source3/passdb/ldap.c
+++ b/source3/passdb/ldap.c
@@ -970,6 +970,11 @@ static BOOL mod_ldappwd_entry(struct smb_passwd* pwd, BOOL override)
return mod_ldap21pwd_entry(pdb_smb_to_sam(pwd), override);
}
+static BOOL del_ldappwd_entry(const char *name)
+{
+ return False; /* Dummy... */
+}
+
static struct sam_disp_info *getldapdispnam(char *name)
{
return pdb_sam_to_dispinfo(getldap21pwnam(name));
@@ -1002,6 +1007,7 @@ static struct passdb_ops ldap_ops =
getldappwent,
add_ldappwd_entry,
mod_ldappwd_entry,
+ del_ldappwd_entry,
getldap21pwent,
iterate_getsam21pwnam, /* From passdb.c */
iterate_getsam21pwuid, /* From passdb.c */
diff --git a/source3/passdb/nispass.c b/source3/passdb/nispass.c
index 27409eca4cd..4b4e281c29d 100644
--- a/source3/passdb/nispass.c
+++ b/source3/passdb/nispass.c
@@ -1005,6 +1005,11 @@ static BOOL mod_nisppwd_entry(struct smb_passwd* pwd, BOOL override)
return mod_nisp21pwd_entry(pdb_smb_to_sam(pwd), override);
}
+static BOOL del_nisppwd_entry(const char *name)
+{
+ return False; /* Dummy. */
+}
+
static struct smb_passwd *getnisppwnam(char *name)
{
return pdb_sam_to_smb(getnisp21pwnam(name));
@@ -1051,6 +1056,7 @@ static struct passdb_ops nispasswd_ops = {
getnisppwent,
add_nisppwd_entry,
mod_nisppwd_entry,
+ del_nisppwd_entry,
getnisp21pwent,
getnisp21pwnam,
getnisp21pwuid,
diff --git a/source3/passdb/passdb.c b/source3/passdb/passdb.c
index f6502c238c4..30ea1d9bd6e 100644
--- a/source3/passdb/passdb.c
+++ b/source3/passdb/passdb.c
@@ -226,6 +226,15 @@ BOOL mod_smbpwd_entry(struct smb_passwd* pwd, BOOL override)
}
/************************************************************************
+ Routine to delete an entry from the smb passwd file.
+*************************************************************************/
+
+BOOL del_smbpwd_entry(const char *name)
+{
+ return pdb_ops->del_smbpwd_entry(name);
+}
+
+/************************************************************************
Routine to search smb passwd by name.
*************************************************************************/
diff --git a/source3/passdb/smbpass.c b/source3/passdb/smbpass.c
index 4cfac6d9484..4ca37a92965 100644
--- a/source3/passdb/smbpass.c
+++ b/source3/passdb/smbpass.c
@@ -28,39 +28,127 @@ extern BOOL sam_logon_in_ssb;
static char s_readbuf[1024];
static int pw_file_lock_depth;
+enum pwf_access_type { PWF_READ, PWF_UPDATE, PWF_CREATE };
+
/***************************************************************
- Start to enumerate the smbpasswd list. Returns a void pointer
- to ensure no modification outside this module.
+ Internal fn to enumerate the smbpasswd list. Returns a void pointer
+ to ensure no modification outside this module. Checks for atomic
+ rename of smbpasswd file on update or create once the lock has
+ been granted to prevent race conditions. JRA.
****************************************************************/
-static void *startsmbfilepwent(BOOL update)
+static void *startsmbfilepwent_internal(const char *pfile, enum pwf_access_type type, int *lock_depth)
{
FILE *fp = NULL;
- char *pfile = lp_smb_passwd_file();
+ const char *open_mode = NULL;
+ int race_loop = 0;
+ int lock_type;
if (!*pfile) {
DEBUG(0, ("startsmbfilepwent: No SMB password file set\n"));
return (NULL);
}
- DEBUG(10, ("startsmbfilepwent: opening file %s\n", pfile));
- fp = sys_fopen(pfile, update ? "r+b" : "rb");
+ switch(type) {
+ case PWF_READ:
+ open_mode = "rb";
+ lock_type = F_RDLCK;
+ break;
+ case PWF_UPDATE:
+ open_mode = "r+b";
+ lock_type = F_WRLCK;
+ break;
+ case PWF_CREATE:
+ /*
+ * Ensure atomic file creation.
+ */
+ {
+ int i, fd = -1;
- if (fp == NULL) {
- DEBUG(0, ("startsmbfilepwent: unable to open file %s\n", pfile));
- return NULL;
+ for(i = 0; i < 5; i++) {
+ if((fd = sys_open(pfile, O_CREAT|O_TRUNC|O_EXCL|O_RDWR, 0600))!=-1)
+ break;
+ sys_usleep(200); /* Spin, spin... */
+ }
+ if(fd == -1) {
+ DEBUG(0,("startsmbfilepwent_internal: too many race conditions creating file %s\n", pfile));
+ return NULL;
+ }
+ close(fd);
+ open_mode = "r+b";
+ lock_type = F_WRLCK;
+ break;
+ }
}
+
+ for(race_loop = 0; race_loop < 5; race_loop++) {
+ DEBUG(10, ("startsmbfilepwent_internal: opening file %s\n", pfile));
- /* Set a buffer to do more efficient reads */
- setvbuf(fp, s_readbuf, _IOFBF, sizeof(s_readbuf));
+ if((fp = sys_fopen(pfile, open_mode)) == NULL) {
+ DEBUG(0, ("startsmbfilepwent_internal: unable to open file %s. Error was %s\n", pfile, strerror(errno) ));
+ return NULL;
+ }
- if (!pw_file_lock(fileno(fp), (update ? F_WRLCK : F_RDLCK), 5, &pw_file_lock_depth))
- {
- DEBUG(0, ("startsmbfilepwent: unable to lock file %s\n", pfile));
- fclose(fp);
+ if (!pw_file_lock(fileno(fp), lock_type, 5, lock_depth)) {
+ DEBUG(0, ("startsmbfilepwent_internal: unable to lock file %s. Error was %s\n", pfile, strerror(errno) ));
+ fclose(fp);
+ return NULL;
+ }
+
+ /*
+ * Only check for replacement races on update or create.
+ * For read we don't mind if the data is one record out of date.
+ */
+
+ if(type == PWF_READ) {
+ break;
+ } else {
+ SMB_STRUCT_STAT sbuf1, sbuf2;
+
+ /*
+ * Avoid the potential race condition between the open and the lock
+ * by doing a stat on the filename and an fstat on the fd. If the
+ * two inodes differ then someone did a rename between the open and
+ * the lock. Back off and try the open again. Only do this 5 times to
+ * prevent infinate loops. JRA.
+ */
+
+ if (sys_stat(pfile,&sbuf1) != 0) {
+ DEBUG(0, ("startsmbfilepwent_internal: unable to stat file %s. Error was %s\n", pfile, strerror(errno)));
+ pw_file_unlock(fileno(fp), lock_depth);
+ fclose(fp);
+ return False;
+ }
+
+ if (sys_fstat(fileno(fp),&sbuf2) != 0) {
+ DEBUG(0, ("startsmbfilepwent_internal: unable to fstat file %s. Error was %s\n", pfile, strerror(errno)));
+ pw_file_unlock(fileno(fp), lock_depth);
+ fclose(fp);
+ return False;
+ }
+
+ if( sbuf1.st_ino == sbuf2.st_ino) {
+ /* No race. */
+ break;
+ }
+
+ /*
+ * Race occurred - back off and try again...
+ */
+
+ pw_file_unlock(fileno(fp), lock_depth);
+ fclose(fp);
+ }
+ }
+
+ if(race_loop == 5) {
+ DEBUG(0, ("startsmbfilepwent_internal: too many race conditions opening file %s\n", pfile));
return NULL;
}
+ /* Set a buffer to do more efficient reads */
+ setvbuf(fp, s_readbuf, _IOFBF, sizeof(s_readbuf));
+
/* Make sure it is only rw by the owner */
chmod(pfile, 0600);
@@ -69,21 +157,42 @@ static void *startsmbfilepwent(BOOL update)
}
/***************************************************************
+ Start to enumerate the smbpasswd list. Returns a void pointer
+ to ensure no modification outside this module.
+****************************************************************/
+
+static void *startsmbfilepwent(BOOL update)
+{
+ return startsmbfilepwent_internal(lp_smb_passwd_file(), update ? PWF_UPDATE : PWF_READ, &pw_file_lock_depth);
+}
+
+/***************************************************************
End enumeration of the smbpasswd list.
****************************************************************/
-static void endsmbfilepwent(void *vp)
+static void endsmbfilepwent_internal(void *vp, int *lock_depth)
{
FILE *fp = (FILE *)vp;
- pw_file_unlock(fileno(fp), &pw_file_lock_depth);
+ pw_file_unlock(fileno(fp), lock_depth);
fclose(fp);
- DEBUG(7, ("endsmbfilepwent: closed password file.\n"));
+ DEBUG(7, ("endsmbfilepwent_internal: closed password file.\n"));
+}
+
+/***************************************************************
+ End enumeration of the smbpasswd list - operate on the default
+ lock_depth.
+****************************************************************/
+
+static void endsmbfilepwent(void *vp)
+{
+ endsmbfilepwent_internal(vp, &pw_file_lock_depth);
}
/*************************************************************************
Routine to return the next entry in the smbpasswd list.
*************************************************************************/
+
static struct smb_passwd *getsmbfilepwent(void *vp)
{
/* Static buffers we will return. */
@@ -432,6 +541,65 @@ static BOOL setsmbfilepwpos(void *vp, SMB_BIG_UINT tok)
}
/************************************************************************
+ Create a new smbpasswd entry - malloced space returned.
+*************************************************************************/
+
+char *format_new_smbpasswd_entry(struct smb_passwd *newpwd)
+{
+ int new_entry_length;
+ char *new_entry;
+ char *p;
+ int i;
+
+ new_entry_length = strlen(newpwd->smb_name) + 1 + 15 + 1 + 32 + 1 + 32 + 1 + NEW_PW_FORMAT_SPACE_PADDED_LEN + 1 + 13 + 2;
+
+ if((new_entry = (char *)malloc( new_entry_length )) == NULL) {
+ DEBUG(0, ("format_new_smbpasswd_entry: Malloc failed adding entry for user %s.\n", newpwd->smb_name ));
+ return NULL;
+ }
+
+ slprintf(new_entry, new_entry_length - 1, "%s:%u:", newpwd->smb_name, (unsigned)newpwd->smb_userid);
+ p = &new_entry[strlen(new_entry)];
+
+ if(newpwd->smb_passwd != NULL) {
+ for( i = 0; i < 16; i++) {
+ slprintf((char *)&p[i*2], new_entry_length - (p - new_entry) - 1, "%02X", newpwd->smb_passwd[i]);
+ }
+ } else {
+ i=0;
+ if(newpwd->acct_ctrl & ACB_PWNOTREQ)
+ safe_strcpy((char *)p, "NO PASSWORDXXXXXXXXXXXXXXXXXXXXX", new_entry_length - 1 - (p - new_entry));
+ else
+ safe_strcpy((char *)p, "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", new_entry_length - 1 - (p - new_entry));
+ }
+
+ p += 32;
+
+ *p++ = ':';
+
+ if(newpwd->smb_nt_passwd != NULL) {
+ for( i = 0; i < 16; i++) {
+ slprintf((char *)&p[i*2], new_entry_length - 1 - (p - new_entry), "%02X", newpwd->smb_nt_passwd[i]);
+ }
+ } else {
+ if(newpwd->acct_ctrl & ACB_PWNOTREQ)
+ safe_strcpy((char *)p, "NO PASSWORDXXXXXXXXXXXXXXXXXXXXX", new_entry_length - 1 - (p - new_entry));
+ else
+ safe_strcpy((char *)p, "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", new_entry_length - 1 - (p - new_entry));
+ }
+
+ p += 32;
+
+ *p++ = ':';
+
+ /* Add the account encoding and the last change time. */
+ slprintf((char *)p, new_entry_length - 1 - (p - new_entry), "%s:LCT-%08X:\n",
+ pdb_encode_acct_ctrl(newpwd->acct_ctrl, NEW_PW_FORMAT_SPACE_PADDED_LEN), (uint32)time(NULL));
+
+ return new_entry;
+}
+
+/************************************************************************
Routine to add an entry to the smbpasswd file.
*************************************************************************/
@@ -440,15 +608,11 @@ static BOOL add_smbfilepwd_entry(struct smb_passwd *newpwd)
char *pfile = lp_smb_passwd_file();
struct smb_passwd *pwd = NULL;
FILE *fp = NULL;
-
- int i;
int wr_len;
-
int fd;
- int new_entry_length;
+ size_t new_entry_length;
char *new_entry;
SMB_OFF_T offpos;
- char *p;
/* Open the smbpassword file - for update. */
fp = startsmbfilepwent(True);
@@ -486,59 +650,21 @@ Error was %s\n", newpwd->smb_name, pfile, strerror(errno)));
return False;
}
- new_entry_length = strlen(newpwd->smb_name) + 1 + 15 + 1 + 32 + 1 + 32 + 1 + NEW_PW_FORMAT_SPACE_PADDED_LEN + 1 + 13 + 2;
-
- if((new_entry = (char *)malloc( new_entry_length )) == NULL) {
+ if((new_entry = format_new_smbpasswd_entry(newpwd)) == NULL) {
DEBUG(0, ("add_smbfilepwd_entry(malloc): Failed to add entry for user %s to file %s. \
Error was %s\n", newpwd->smb_name, pfile, strerror(errno)));
endsmbfilepwent(fp);
return False;
}
- slprintf(new_entry, new_entry_length - 1, "%s:%u:", newpwd->smb_name, (unsigned)newpwd->smb_userid);
- p = &new_entry[strlen(new_entry)];
-
- if(newpwd->smb_passwd != NULL) {
- for( i = 0; i < 16; i++) {
- slprintf((char *)&p[i*2], new_entry_length - (p - new_entry) - 1, "%02X", newpwd->smb_passwd[i]);
- }
- } else {
- i=0;
- if(newpwd->acct_ctrl & ACB_PWNOTREQ)
- safe_strcpy((char *)p, "NO PASSWORDXXXXXXXXXXXXXXXXXXXXX", new_entry_length - 1 - (p - new_entry));
- else
- safe_strcpy((char *)p, "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", new_entry_length - 1 - (p - new_entry));
- }
-
- p += 32;
-
- *p++ = ':';
-
- if(newpwd->smb_nt_passwd != NULL) {
- for( i = 0; i < 16; i++) {
- slprintf((char *)&p[i*2], new_entry_length - 1 - (p - new_entry), "%02X", newpwd->smb_nt_passwd[i]);
- }
- } else {
- if(newpwd->acct_ctrl & ACB_PWNOTREQ)
- safe_strcpy((char *)p, "NO PASSWORDXXXXXXXXXXXXXXXXXXXXX", new_entry_length - 1 - (p - new_entry));
- else
- safe_strcpy((char *)p, "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", new_entry_length - 1 - (p - new_entry));
- }
-
- p += 32;
-
- *p++ = ':';
-
- /* Add the account encoding and the last change time. */
- slprintf((char *)p, new_entry_length - 1 - (p - new_entry), "%s:LCT-%08X:\n",
- pdb_encode_acct_ctrl(newpwd->acct_ctrl, NEW_PW_FORMAT_SPACE_PADDED_LEN), (uint32)time(NULL));
+ new_entry_length = strlen(new_entry);
#ifdef DEBUG_PASSWORD
- DEBUG(100, ("add_smbfilepwd_entry(%d): new_entry_len %d entry_len %d made line |%s|",
- fd, new_entry_length, strlen(new_entry), new_entry));
+ DEBUG(100, ("add_smbfilepwd_entry(%d): new_entry_len %d made line |%s|",
+ fd, new_entry_length, new_entry));
#endif
- if ((wr_len = write(fd, new_entry, strlen(new_entry))) != strlen(new_entry)) {
+ if ((wr_len = write(fd, new_entry, new_entry_length)) != new_entry_length) {
DEBUG(0, ("add_smbfilepwd_entry(write): %d Failed to add entry for user %s to file %s. \
Error was %s\n", wr_len, newpwd->smb_name, pfile, strerror(errno)));
@@ -960,6 +1086,105 @@ static BOOL mod_smbfilepwd_entry(struct smb_passwd* pwd, BOOL override)
return True;
}
+/************************************************************************
+ Routine to delete an entry in the smbpasswd file by name.
+*************************************************************************/
+
+static BOOL del_smbfilepwd_entry(const char *name)
+{
+ char *pfile = lp_smb_passwd_file();
+ pstring pfile2;
+ struct smb_passwd *pwd = NULL;
+ FILE *fp = NULL;
+ FILE *fp_write = NULL;
+ int pfile2_lockdepth = 0;
+
+ slprintf(pfile2, sizeof(pfile2)-1, "%s.%u", pfile, (unsigned)getpid() );
+
+ /*
+ * Open the smbpassword file - for update. It needs to be update
+ * as we need any other processes to wait until we have replaced
+ * it.
+ */
+
+ if((fp = startsmbfilepwent(True)) == NULL) {
+ DEBUG(0, ("del_smbfilepwd_entry: unable to open file %s.\n", pfile));
+ return False;
+ }
+
+ /*
+ * Create the replacement password file.
+ */
+ if((fp_write = startsmbfilepwent_internal(pfile2, PWF_CREATE, &pfile2_lockdepth)) == NULL) {
+ DEBUG(0, ("del_smbfilepwd_entry: unable to open file %s.\n", pfile));
+ endsmbfilepwent(fp);
+ return False;
+ }
+
+ /*
+ * Scan the file, a line at a time and check if the name matches.
+ */
+
+ while ((pwd = getsmbfilepwent(fp)) != NULL) {
+ char *new_entry;
+ size_t new_entry_length;
+
+ if (strequal(name, pwd->smb_name)) {
+ DEBUG(10, ("add_smbfilepwd_entry: found entry with name %s - deleting it.\n", name));
+ continue;
+ }
+
+ /*
+ * We need to copy the entry out into the second file.
+ */
+
+ if((new_entry = format_new_smbpasswd_entry(pwd)) == NULL) {
+ DEBUG(0, ("del_smbfilepwd_entry(malloc): Failed to copy entry for user %s to file %s. \
+Error was %s\n", pwd->smb_name, pfile2, strerror(errno)));
+ unlink(pfile2);
+ endsmbfilepwent(fp);
+ endsmbfilepwent_internal(fp_write,&pfile2_lockdepth);
+ return False;
+ }
+
+ new_entry_length = strlen(new_entry);
+
+ if(fwrite(new_entry, 1, new_entry_length, fp_write) != new_entry_length) {
+ DEBUG(0, ("del_smbfilepwd_entry(write): Failed to copy entry for user %s to file %s. \
+Error was %s\n", pwd->smb_name, pfile2, strerror(errno)));
+ unlink(pfile2);
+ endsmbfilepwent(fp);
+ endsmbfilepwent_internal(fp_write,&pfile2_lockdepth);
+ free(new_entry);
+ return False;
+ }
+
+ free(new_entry);
+ }
+
+ /*
+ * Ensure pfile2 is flushed before rename.
+ */
+
+ if(fflush(fp_write) != 0) {
+ DEBUG(0, ("del_smbfilepwd_entry: Failed to flush file %s. Error was %s\n", pfile2, strerror(errno)));
+ endsmbfilepwent(fp);
+ endsmbfilepwent_internal(fp_write,&pfile2_lockdepth);
+ return False;
+ }
+
+ /*
+ * Do an atomic rename - then release the locks.
+ */
+
+ if(rename(pfile2,pfile) != 0) {
+ unlink(pfile2);
+ }
+ endsmbfilepwent(fp);
+ endsmbfilepwent_internal(fp_write,&pfile2_lockdepth);
+ return True;
+}
+
/*
* Stub functions - implemented in terms of others.
*/
@@ -1000,6 +1225,7 @@ static struct passdb_ops file_ops = {
getsmbfilepwent,
add_smbfilepwd_entry,
mod_smbfilepwd_entry,
+ del_smbfilepwd_entry,
getsmbfile21pwent,
iterate_getsam21pwnam,
iterate_getsam21pwuid,
diff --git a/source3/passdb/smbpasschange.c b/source3/passdb/smbpasschange.c
index 9d0aecf8b8a..0348a2b97b1 100644
--- a/source3/passdb/smbpasschange.c
+++ b/source3/passdb/smbpasschange.c
@@ -25,8 +25,8 @@
/*************************************************************
add a new user to the local smbpasswd file
*************************************************************/
-static BOOL add_new_user(char *user_name, uid_t uid, BOOL trust_account,
- BOOL disable_user, BOOL set_no_password,
+
+static BOOL add_new_user(char *user_name, uid_t uid, int local_flags,
uchar *new_p16, uchar *new_nt_p16)
{
struct smb_passwd new_smb_pwent;
@@ -36,16 +36,17 @@ static BOOL add_new_user(char *user_name, uid_t uid, BOOL trust_account,
new_smb_pwent.smb_name = user_name;
new_smb_pwent.smb_passwd = NULL;
new_smb_pwent.smb_nt_passwd = NULL;
- new_smb_pwent.acct_ctrl = (trust_account ? ACB_WSTRUST : ACB_NORMAL);
+ new_smb_pwent.acct_ctrl = ((local_flags & LOCAL_TRUST_ACCOUNT) ? ACB_WSTRUST : ACB_NORMAL);
- if(disable_user) {
+ if(local_flags & LOCAL_DISABLE_USER) {
new_smb_pwent.acct_ctrl |= ACB_DISABLED;
- } else if (set_no_password) {
+ } else if (local_flags & LOCAL_SET_NO_PASSWORD) {
new_smb_pwent.acct_ctrl |= ACB_PWNOTREQ;
} else {
new_smb_pwent.smb_passwd = new_p16;
new_smb_pwent.smb_nt_passwd = new_nt_p16;
}
+
return add_smbpwd_entry(&new_smb_pwent);
}
@@ -55,13 +56,12 @@ static BOOL add_new_user(char *user_name, uid_t uid, BOOL trust_account,
change a password entry in the local smbpasswd file
*************************************************************/
-BOOL local_password_change(char *user_name, BOOL trust_account, BOOL add_user,
- BOOL enable_user, BOOL disable_user, BOOL set_no_password,
+BOOL local_password_change(char *user_name, int local_flags,
char *new_passwd,
char *err_str, size_t err_str_len,
char *msg_str, size_t msg_str_len)
{
- struct passwd *pwd;
+ struct passwd *pwd = NULL;
void *vp;
struct smb_passwd *smb_pwent;
uchar new_p16[16];
@@ -70,17 +70,18 @@ BOOL local_password_change(char *user_name, BOOL trust_account, BOOL add_user,
*err_str = '\0';
*msg_str = '\0';
- pwd = sys_getpwnam(user_name);
+ if (local_flags & LOCAL_ADD_USER) {
- /*
- * Check for a local account.
- */
+ /*
+ * Check for a local account - if we're adding only.
+ */
- if(!pwd) {
- slprintf(err_str, err_str_len - 1, "User %s does not \
+ if(!(pwd = sys_getpwnam(user_name))) {
+ slprintf(err_str, err_str_len - 1, "User %s does not \
exist in system password file (usually /etc/passwd). Cannot add \
account without a valid local system user.\n", user_name);
- return False;
+ return False;
+ }
}
/* Calculate the MD4 hash (NT compatible) of the new password. */
@@ -111,15 +112,14 @@ account without a valid local system user.\n", user_name);
/* Get the smb passwd entry for this user */
smb_pwent = getsmbpwnam(user_name);
if (smb_pwent == NULL) {
- if(add_user == False) {
+ if(!(local_flags & LOCAL_ADD_USER)) {
slprintf(err_str, err_str_len-1,
- "Failed to find entry for user %s.\n", pwd->pw_name);
+ "Failed to find entry for user %s.\n", user_name);
endsmbpwent(vp);
return False;
}
- if (add_new_user(user_name, pwd->pw_uid, trust_account, disable_user,
- set_no_password, new_p16, new_nt_p16)) {
+ if (add_new_user(user_name, pwd->pw_uid, local_flags, new_p16, new_nt_p16)) {
slprintf(msg_str, msg_str_len-1, "Added user %s.\n", user_name);
endsmbpwent(vp);
return True;
@@ -130,7 +130,7 @@ account without a valid local system user.\n", user_name);
}
} else {
/* the entry already existed */
- add_user = False;
+ local_flags &= ~LOCAL_ADD_USER;
}
/*
@@ -138,15 +138,15 @@ account without a valid local system user.\n", user_name);
* and the valid last change time.
*/
- if(disable_user) {
+ if(local_flags & LOCAL_DISABLE_USER) {
smb_pwent->acct_ctrl |= ACB_DISABLED;
- } else if (enable_user) {
+ } else if (local_flags & LOCAL_ENABLE_USER) {
if(smb_pwent->smb_passwd == NULL) {
smb_pwent->smb_passwd = new_p16;
smb_pwent->smb_nt_passwd = new_nt_p16;
}
smb_pwent->acct_ctrl &= ~ACB_DISABLED;
- } else if (set_no_password) {
+ } else if (local_flags & LOCAL_SET_NO_PASSWORD) {
smb_pwent->acct_ctrl |= ACB_PWNOTREQ;
/* This is needed to preserve ACB_PWNOTREQ in mod_smbfilepwd_entry */
smb_pwent->smb_passwd = NULL;
@@ -168,11 +168,25 @@ account without a valid local system user.\n", user_name);
smb_pwent->smb_nt_passwd = new_nt_p16;
}
- if(mod_smbpwd_entry(smb_pwent,True) == False) {
- slprintf(err_str, err_str_len-1, "Failed to modify entry for user %s.\n",
- pwd->pw_name);
- endsmbpwent(vp);
- return False;
+ if(local_flags & LOCAL_DELETE_USER) {
+ if (del_smbpwd_entry(user_name)==False) {
+ slprintf(err_str,err_str_len-1, "Failed to delete entry for user %s.\n", user_name);
+ endsmbpwent(vp);
+ return False;
+ }
+ slprintf(msg_str, msg_str_len-1, "Deleted user %s.\n", user_name);
+ } else {
+ if(mod_smbpwd_entry(smb_pwent,True) == False) {
+ slprintf(err_str, err_str_len-1, "Failed to modify entry for user %s.\n", user_name);
+ endsmbpwent(vp);
+ return False;
+ }
+ if(local_flags & LOCAL_DISABLE_USER)
+ slprintf(msg_str, msg_str_len-1, "Disabled user %s.\n", user_name);
+ else if (local_flags & LOCAL_ENABLE_USER)
+ slprintf(msg_str, msg_str_len-1, "Enabled user %s.\n", user_name);
+ else if (local_flags & LOCAL_SET_NO_PASSWORD)
+ slprintf(msg_str, msg_str_len-1, "User %s password set to none.\n", user_name);
}
endsmbpwent(vp);
diff --git a/source3/utils/smbpasswd.c b/source3/utils/smbpasswd.c
index ec6ce15f07d..dcfafaa8b92 100644
--- a/source3/utils/smbpasswd.c
+++ b/source3/utils/smbpasswd.c
@@ -63,6 +63,7 @@ static void usage(void)
printf(" -R ORDER name resolve order\n");
printf(" -j DOMAIN join domain name\n");
printf(" -a add user\n");
+ printf(" -x delete user\n");
printf(" -d disable user\n");
printf(" -e enable user\n");
printf(" -n set no password\n");
@@ -218,20 +219,19 @@ static char *prompt_for_new_password(BOOL stdin_get)
/*************************************************************
-change a password either locally or remotely
+ Change a password either locally or remotely.
*************************************************************/
+
static BOOL password_change(const char *remote_machine, char *user_name,
- char *old_passwd, char *new_passwd,
- BOOL add_user, BOOL enable_user,
- BOOL disable_user, BOOL set_no_password,
- BOOL trust_account)
+ char *old_passwd, char *new_passwd, int local_flags)
{
BOOL ret;
pstring err_str;
pstring msg_str;
if (remote_machine != NULL) {
- if (add_user || enable_user || disable_user || set_no_password || trust_account) {
+ if (local_flags & (LOCAL_ADD_USER|LOCAL_DELETE_USER|LOCAL_DISABLE_USER|LOCAL_ENABLE_USER|
+ LOCAL_TRUST_ACCOUNT|LOCAL_SET_NO_PASSWORD)) {
/* these things can't be done remotely yet */
return False;
}
@@ -242,8 +242,7 @@ static BOOL password_change(const char *remote_machine, char *user_name,
return ret;
}
- ret = local_password_change(user_name, trust_account, add_user, enable_user,
- disable_user, set_no_password, new_passwd,
+ ret = local_password_change(user_name, local_flags, new_passwd,
err_str, sizeof(err_str), msg_str, sizeof(msg_str));
if(*msg_str)
@@ -256,18 +255,15 @@ static BOOL password_change(const char *remote_machine, char *user_name,
/*************************************************************
-handle password changing for root
+ Handle password changing for root.
*************************************************************/
+
static int process_root(int argc, char *argv[])
{
struct passwd *pwd;
int ch;
BOOL joining_domain = False;
- BOOL trust_account = False;
- BOOL add_user = False;
- BOOL disable_user = False;
- BOOL enable_user = False;
- BOOL set_no_password = False;
+ int local_flags = 0;
BOOL stdin_passwd_get = False;
char *user_name = NULL;
char *new_domain = NULL;
@@ -275,24 +271,37 @@ static int process_root(int argc, char *argv[])
char *old_passwd = NULL;
char *remote_machine = NULL;
- while ((ch = getopt(argc, argv, "adehmnj:r:sR:D:U:")) != EOF) {
+ while ((ch = getopt(argc, argv, "a:x:d:e:mnj:r:sR:D:U:")) != EOF) {
switch(ch) {
case 'a':
- add_user = True;
+ local_flags |= LOCAL_ADD_USER;
+ user_name = optarg;
+ break;
+ case 'x':
+ local_flags |= LOCAL_DELETE_USER;
+ user_name = optarg;
+ new_passwd = "XXXXXX";
break;
case 'd':
- disable_user = True;
+ local_flags |= LOCAL_DISABLE_USER;
+ user_name = optarg;
new_passwd = "XXXXXX";
break;
case 'e':
- enable_user = True;
+ local_flags |= LOCAL_ENABLE_USER;
+ user_name = optarg;
break;
- case 'D':
- DEBUGLEVEL = atoi(optarg);
+ case 'm':
+ local_flags |= LOCAL_TRUST_ACCOUNT;
break;
case 'n':
- set_no_password = True;
+ local_flags |= LOCAL_SET_NO_PASSWORD;
new_passwd = "NO PASSWORD";
+ case 'j':
+ new_domain = optarg;
+ strupper(new_domain);
+ joining_domain = True;
+ break;
case 'r':
remote_machine = optarg;
break;
@@ -305,13 +314,8 @@ static int process_root(int argc, char *argv[])
case 'R':
lp_set_name_resolve_order(optarg);
break;
- case 'm':
- trust_account = True;
- break;
- case 'j':
- new_domain = optarg;
- strupper(new_domain);
- joining_domain = True;
+ case 'D':
+ DEBUGLEVEL = atoi(optarg);
break;
case 'U':
user_name = optarg;
@@ -326,15 +330,16 @@ static int process_root(int argc, char *argv[])
/*
- * Ensure add_user and either remote machine or join domain are
+ * Ensure add/delete user and either remote machine or join domain are
* not both set.
*/
- if(add_user && ((remote_machine != NULL) || joining_domain)) {
+ if((local_flags & (LOCAL_ADD_USER|LOCAL_DELETE_USER)) && ((remote_machine != NULL) || joining_domain)) {
usage();
}
if(joining_domain) {
- if (argc != 0) usage();
+ if (argc != 0)
+ usage();
return join_domain(new_domain, remote_machine);
}
@@ -365,7 +370,7 @@ static int process_root(int argc, char *argv[])
exit(1);
}
- if (trust_account) {
+ if (local_flags & LOCAL_TRUST_ACCOUNT) {
/* add the $ automatically */
static fstring buf;
@@ -378,7 +383,7 @@ static int process_root(int argc, char *argv[])
user_name[strlen(user_name)-1] = 0;
}
- if (add_user) {
+ if (local_flags & LOCAL_ADD_USER) {
new_passwd = xstrdup(user_name);
strlower(new_passwd);
}
@@ -392,12 +397,6 @@ static int process_root(int argc, char *argv[])
user_name = buf;
}
- if (!remote_machine && !Get_Pwnam(user_name, True)) {
- fprintf(stderr, "User \"%s\" was not found in system password file.\n",
- user_name);
- exit(1);
- }
-
if (remote_machine != NULL) {
old_passwd = get_pass("Old SMB password:",stdin_passwd_get);
}
@@ -413,7 +412,7 @@ static int process_root(int argc, char *argv[])
* smbpasswd file) then we need to prompt for a new password.
*/
- if(enable_user) {
+ if(local_flags & LOCAL_ENABLE_USER) {
struct smb_passwd *smb_pass = getsmbpwnam(user_name);
if((smb_pass != NULL) && (smb_pass->smb_passwd != NULL)) {
new_passwd = "XXXX"; /* Don't care. */
@@ -429,20 +428,12 @@ static int process_root(int argc, char *argv[])
}
}
- if (!password_change(remote_machine, user_name, old_passwd, new_passwd,
- add_user, enable_user, disable_user, set_no_password,
- trust_account)) {
- fprintf(stderr,"Failed to change password entry for %s\n", user_name);
+ if (!password_change(remote_machine, user_name, old_passwd, new_passwd, local_flags)) {
+ fprintf(stderr,"Failed to modify password entry for user %s\n", user_name);
return 1;
}
- if(disable_user) {
- printf("User %s disabled.\n", user_name);
- } else if(enable_user) {
- printf("User %s enabled.\n", user_name);
- } else if (set_no_password) {
- printf("User %s - set to no password.\n", user_name);
- } else {
+ if(!(local_flags & (LOCAL_ADD_USER|LOCAL_DISABLE_USER|LOCAL_ENABLE_USER|LOCAL_DELETE_USER|LOCAL_SET_NO_PASSWORD))) {
struct smb_passwd *smb_pass = getsmbpwnam(user_name);
printf("Password changed for user %s.", user_name );
if((smb_pass != NULL) && (smb_pass->acct_ctrl & ACB_DISABLED ))
@@ -534,8 +525,7 @@ static int process_nonroot(int argc, char *argv[])
exit(1);
}
- if (!password_change(remote_machine, user_name, old_passwd, new_passwd,
- False, False, False, False, False)) {
+ if (!password_change(remote_machine, user_name, old_passwd, new_passwd, 0)) {
fprintf(stderr,"Failed to change password for %s\n", user_name);
return 1;
}
diff --git a/source3/web/swat.c b/source3/web/swat.c
index 48c3ae07e25..3c9858a3d38 100644
--- a/source3/web/swat.c
+++ b/source3/web/swat.c
@@ -44,6 +44,7 @@ static int iNumNonAutoPrintServices = 0;
#define CHG_S_PASSWD_FLAG "chg_s_passwd_flag"
#define CHG_R_PASSWD_FLAG "chg_r_passwd_flag"
#define ADD_USER_FLAG "add_user_flag"
+#define DELETE_USER_FLAG "delete_user_flag"
#define DISABLE_USER_FLAG "disable_user_flag"
#define ENABLE_USER_FLAG "enable_user_flag"
#define RHOST "remote_host"
@@ -617,7 +618,7 @@ change a password either locally or remotely
*************************************************************/
static BOOL change_password(const char *remote_machine, char *user_name,
char *old_passwd, char *new_passwd,
- BOOL add_user, BOOL enable_user, BOOL disable_user)
+ int local_flags)
{
BOOL ret = False;
pstring err_str;
@@ -641,8 +642,7 @@ static BOOL change_password(const char *remote_machine, char *user_name,
return False;
}
- ret = local_password_change(user_name, False, add_user, enable_user,
- disable_user, False, new_passwd, err_str, sizeof(err_str),
+ ret = local_password_change(user_name, local_flags, new_passwd, err_str, sizeof(err_str),
msg_str, sizeof(msg_str));
if(*msg_str)
@@ -660,6 +660,7 @@ static void chg_passwd(void)
{
char *host;
BOOL rslt;
+ int local_flags = 0;
/* Make sure users name has been specified */
if (strlen(cgi_variable(SWAT_USER)) == 0) {
@@ -668,10 +669,10 @@ static void chg_passwd(void)
}
/*
- * smbpasswd doesn't require anything but the users name to disable or enable the user,
+ * smbpasswd doesn't require anything but the users name to delete, disable or enable the user,
* so if that's what we're doing, skip the rest of the checks
*/
- if (!cgi_variable(DISABLE_USER_FLAG) && !cgi_variable(ENABLE_USER_FLAG)) {
+ if (!cgi_variable(DISABLE_USER_FLAG) && !cgi_variable(ENABLE_USER_FLAG) && !cgi_variable(DELETE_USER_FLAG)) {
/*
* If current user is not root, make sure old password has been specified
@@ -710,18 +711,27 @@ static void chg_passwd(void)
} else {
host = "127.0.0.1";
}
+
+ /*
+ * Set up the local flags.
+ */
+
+ local_flags |= (cgi_variable(ADD_USER_FLAG) ? LOCAL_ADD_USER : 0);
+ local_flags |= (cgi_variable(DELETE_USER_FLAG) ? LOCAL_DELETE_USER : 0);
+ local_flags |= (cgi_variable(ENABLE_USER_FLAG) ? LOCAL_ENABLE_USER : 0);
+ local_flags |= (cgi_variable(DISABLE_USER_FLAG) ? LOCAL_DISABLE_USER : 0);
+
rslt = change_password(host,
cgi_variable(SWAT_USER),
cgi_variable(OLD_PSWD), cgi_variable(NEW_PSWD),
- cgi_variable(ADD_USER_FLAG)? True : False,
- cgi_variable(ENABLE_USER_FLAG)? True : False,
- cgi_variable(DISABLE_USER_FLAG)? True : False);
+ local_flags);
-
- if (rslt == True) {
- printf("<p> The passwd for '%s' has been changed. \n", cgi_variable(SWAT_USER));
- } else {
- printf("<p> The passwd for '%s' has NOT been changed. \n",cgi_variable(SWAT_USER));
+ if(local_flags == 0) {
+ if (rslt == True) {
+ printf("<p> The passwd for '%s' has been changed. \n", cgi_variable(SWAT_USER));
+ } else {
+ printf("<p> The passwd for '%s' has NOT been changed. \n",cgi_variable(SWAT_USER));
+ }
}
return;
@@ -773,6 +783,8 @@ static void passwd_page(void)
if (demo_mode || am_root()) {
printf("<input type=submit name=%s value=\"Add New User\">\n",
ADD_USER_FLAG);
+ printf("<input type=submit name=%s value=\"Delete User\">\n",
+ DELETE_USER_FLAG);
printf("<input type=submit name=%s value=\"Disable User\">\n",
DISABLE_USER_FLAG);
printf("<input type=submit name=%s value=\"Enable User\">\n",
@@ -784,7 +796,7 @@ static void passwd_page(void)
* Do some work if change, add, disable or enable was
* requested. It could be this is the first time through this
* code, so there isn't anything to do. */
- if ((cgi_variable(CHG_S_PASSWD_FLAG)) || (cgi_variable(ADD_USER_FLAG)) ||
+ if ((cgi_variable(CHG_S_PASSWD_FLAG)) || (cgi_variable(ADD_USER_FLAG)) || (cgi_variable(DELETE_USER_FLAG)) ||
(cgi_variable(DISABLE_USER_FLAG)) || (cgi_variable(ENABLE_USER_FLAG))) {
chg_passwd();
}