Add ListOwned call.

[invirt/packages/python-afs.git] / afs / _pts.pyx

diff --git a/afs/_pts.pyx b/afs/_pts.pyx
index 8a5751c..50f6002 100644 (file)
--- a/afs/_pts.pyx
+++ b/afs/_pts.pyx
@@ -1,9 +1,60 @@
 from afs cimport *
 
 from afs cimport *
 

+cdef import from "afs/ptuser.h":
+    enum:
+        PR_MAXNAMELEN
+        PRGRP
+        ANONYMOUSID
+
+    ctypedef char prname[PR_MAXNAMELEN]
+
+    struct namelist:
+        unsigned int namelist_len
+        prname *namelist_val
+
+    struct prlist:
+        unsigned int prlist_len
+        afs_int32 *prlist_val
+
+    struct idlist:
+        unsigned int idlist_len
+        afs_int32 *idlist_val
+
+    int ubik_PR_NameToID(ubik_client *, afs_int32, namelist *, idlist *)
+    int ubik_PR_IDToName(ubik_client *, afs_int32, idlist *, namelist *)
+    int ubik_PR_INewEntry(ubik_client *, afs_int32, char *, afs_int32, afs_int32)
+    int ubik_PR_NewEntry(ubik_client *, afs_int32, char *, afs_int32, afs_int32, afs_int32 *)
+    int ubik_PR_Delete(ubik_client *, afs_int32, afs_int32)
+    int ubik_PR_AddToGroup(ubik_client *, afs_int32, afs_int32, afs_int32)
+    int ubik_PR_RemoveFromGroup(ubik_client *, afs_int32, afs_int32, afs_int32)
+    int ubik_PR_ListElements(ubik_client *, afs_int32, afs_int32, prlist *, afs_int32 *)
+    int ubik_PR_ListOwned(ubik_client *, afs_int32, afs_int32, prlist *, afs_int32 *)
+
+cdef import from "afs/pterror.h":
+    enum:
+        PRNOENT
+        PRTOOMANY
+
+    void initialize_PT_error_table()
+

 cdef class PTS:
     cdef ubik_client * client
 cdef class PTS:
     cdef ubik_client * client

-    
+

     def __cinit__(self, cell=None, sec=1):
     def __cinit__(self, cell=None, sec=1):

+        """
+        Open a connection to the protection server. A PTS object is
+        essentially a handle to talk to the server in a given cell.
+
+        cell defaults to None. If no argument is passed for cell, PTS
+        connects to the home cell.
+
+        sec is the security level, an integer from 0 to 3:
+         - 0: unauthenticated connection
+         - 1: try authenticated, then fall back to unauthenticated
+         - 2: fail if an authenticated connection can't be established
+         - 3: same as 2, plus encrypt all traffic to the protection
+           server
+        """

         cdef afs_int32 code
         cdef afsconf_dir *cdir
         cdef afsconf_cell info
         cdef afs_int32 code
         cdef afsconf_dir *cdir
         cdef afsconf_cell info

@@ -13,18 +64,20 @@ cdef class PTS:
         cdef rx_securityClass *sc
         cdef rx_connection *serverconns[MAXSERVERS]
         cdef int i
         cdef rx_securityClass *sc
         cdef rx_connection *serverconns[MAXSERVERS]
         cdef int i

-        
+
+        initialize_PT_error_table()
+

         if cell is None:
             c_cell = NULL
         else:
             c_cell = cell
         if cell is None:
             c_cell = NULL
         else:
             c_cell = cell

-        
+

         self.client = NULL
         self.client = NULL

-        
+

         code = rx_Init(0)
         if code != 0:
             raise Exception(code, "Error initializing Rx")
         code = rx_Init(0)
         if code != 0:
             raise Exception(code, "Error initializing Rx")

-        
+

         cdir = afsconf_Open(AFSDIR_CLIENT_ETC_DIRPATH)
         if cdir is NULL:
             raise OSError(errno,
         cdir = afsconf_Open(AFSDIR_CLIENT_ETC_DIRPATH)
         if cdir is NULL:
             raise OSError(errno,

@@ -33,12 +86,12 @@ cdef class PTS:
         code = afsconf_GetCellInfo(cdir, c_cell, "afsprot", &info)
         if code != 0:
             raise Exception(code, "GetCellInfo: %s" % afs_error_message(code))
         code = afsconf_GetCellInfo(cdir, c_cell, "afsprot", &info)
         if code != 0:
             raise Exception(code, "GetCellInfo: %s" % afs_error_message(code))

-        
+

         if sec > 0:
             strncpy(prin.cell, info.name, sizeof(prin.cell))
             prin.instance[0] = 0
             strncpy(prin.name, "afs", sizeof(prin.name))
         if sec > 0:
             strncpy(prin.cell, info.name, sizeof(prin.cell))
             prin.instance[0] = 0
             strncpy(prin.name, "afs", sizeof(prin.name))

-            
+

             code = ktc_GetToken(&prin, &token, sizeof(token), NULL);
             if code != 0:
                 if sec >= 2:
             code = ktc_GetToken(&prin, &token, sizeof(token), NULL);
             if code != 0:
                 if sec >= 2:

@@ -53,12 +106,12 @@ cdef class PTS:
                 sc = rxkad_NewClientSecurityObject(level, &token.sessionKey,
                                                    token.kvno, token.ticketLen,
                                                    token.ticket)
                 sc = rxkad_NewClientSecurityObject(level, &token.sessionKey,
                                                    token.kvno, token.ticketLen,
                                                    token.ticket)

-        
+

         if sec == 0:
             sc = rxnull_NewClientSecurityObject()
         else:
             sec = 2
         if sec == 0:
             sc = rxnull_NewClientSecurityObject()
         else:
             sec = 2

-        
+

         memset(serverconns, 0, sizeof(serverconns))
         for 0 <= i < info.numServers:
             serverconns[i] = rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
         memset(serverconns, 0, sizeof(serverconns))
         for 0 <= i < info.numServers:
             serverconns[i] = rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,

@@ -66,13 +119,194 @@ cdef class PTS:
                                               PRSRV,
                                               sc,
                                               sec)
                                               PRSRV,
                                               sc,
                                               sec)

-        
+

         code = ubik_ClientInit(serverconns, &self.client)
         if code != 0:
             raise Exception("Failed to initialize ubik connection to Protection server: %s" % afs_error_message(code))
         code = ubik_ClientInit(serverconns, &self.client)
         if code != 0:
             raise Exception("Failed to initialize ubik connection to Protection server: %s" % afs_error_message(code))

-        
+

         code = rxs_Release(sc)
         code = rxs_Release(sc)

-    
+

     def __dealloc__(self):
         ubik_ClientDestroy(self.client)
         rx_Finalize()
     def __dealloc__(self):
         ubik_ClientDestroy(self.client)
         rx_Finalize()

+
+    def NameToId(self, name):
+        """
+        Converts a user or group to an AFS ID.
+        """
+        cdef namelist lnames
+        cdef idlist lids
+        cdef afs_int32 code, id
+        name = name.lower()
+
+        lids.idlist_len = 0
+        lids.idlist_val = NULL
+        lnames.namelist_len = 1
+        lnames.namelist_val = <prname *>malloc(PR_MAXNAMELEN)
+        strncpy(lnames.namelist_val[0], name, PR_MAXNAMELEN)
+        code = ubik_PR_NameToID(self.client, 0, &lnames, &lids)
+        if lids.idlist_val is not NULL:
+            id = lids.idlist_val[0]
+            free(lids.idlist_val)
+        if id == ANONYMOUSID:
+            code = PRNOENT
+        if code != 0:
+            raise Exception("Failed to lookup PTS name: %s" % afs_error_message(code))
+        return id
+
+    def IdToName(self, id):
+        """
+        Convert an AFS ID to the name of a user or group.
+        """
+        cdef namelist lnames
+        cdef idlist lids
+        cdef afs_int32 code
+        cdef char name[PR_MAXNAMELEN]
+
+        lids.idlist_len = 1
+        lids.idlist_val = <afs_int32 *>malloc(sizeof(afs_int32))
+        lids.idlist_val[0] = id
+        lnames.namelist_len = 0
+        lnames.namelist_val = NULL
+        code = ubik_PR_IDToName(self.client, 0, &lids, &lnames)
+        if lnames.namelist_val is not NULL:
+            strncpy(name, lnames.namelist_val[0], sizeof(name))
+            free(lnames.namelist_val)
+        if lids.idlist_val is not NULL:
+            free(lids.idlist_val)
+        if name == str(id):
+            code = PRNOENT
+        if code != 0:
+            raise Exception("Failed to lookup PTS ID: %s" % afs_error_message(code))
+        return name
+
+    def CreateUser(self, name, id=None):
+        """
+        Create a new user in the protection database. If an ID is
+        provided, that one will be used.
+        """
+        cdef afs_int32 code
+        cdef afs_int32 cid
+        name = name[:PR_MAXNAMELEN].lower()
+
+        if id is not None:
+            cid = id
+
+        if id is not None:
+            code = ubik_PR_INewEntry(self.client, 0, name, cid, 0)
+        else:
+            code = ubik_PR_NewEntry(self.client, 0, name, 0, 0, &cid)
+
+        if code != 0:
+            raise Exception("Failed to create user: %s" % afs_error_message(code))
+        return cid
+
+    def CreateGroup(self, name, owner, id=None):
+        """
+        Create a new group in the protection database. If an ID is
+        provided, that one will be used.
+        """
+        cdef afs_int32 code, cid
+
+        name = name[:PR_MAXNAMELEN].lower()
+        oid = self.NameToId(owner)
+
+        if id is not None:
+            cid = id
+            code = ubik_PR_INewEntry(self.client, 0, name, cid, oid)
+        else:
+            code = ubik_PR_NewEntry(self.client, 0, name, PRGRP, oid, &cid)
+
+        if code != 0:
+            raise Exception("Failed to create group: %s" % afs_error_message(code))
+        return cid
+
+    def Delete(self, id):
+        """
+        Delete the protection database entry with the provided ID.
+        """
+        cdef afs_int32 code
+
+        code = ubik_PR_Delete(self.client, 0, id)
+        if code != 0:
+            raise Exception("Failed to delete user: %s" % afs_error_message(code))
+
+    def AddToGroup(self, uid, gid):
+        """
+        Add the user with the given ID to the group with the given ID.
+        """
+        cdef afs_int32 code
+
+        code = ubik_PR_AddToGroup(self.client, 0, uid, gid)
+        if code != 0:
+            raise Exception("Failed to add user to group: %s" % afs_error_message(code))
+
+    def RemoveFromGroup(self, uid, gid):
+        """
+        Remove the user with the given ID from the group with the given ID.
+        """
+        cdef afs_int32 code
+
+        code = ubik_PR_RemoveFromGroup(self.client, 0, uid, gid)
+        if code != 0:
+            raise Exception("Failed to remove user from group: %s" % afs_error_message(code))
+
+    def ListMembers(self, id):
+        """
+        Get the membership of an entity.
+
+        If id is a group ID, this returns the users that are in that
+        group.
+
+        If id is a user ID, this returns the list of groups that user
+        is on.
+
+        This returns a list of PTS IDs.
+        """
+        cdef afs_int32 code, over
+        cdef prlist alist
+        cdef int i
+        cdef object members = []
+
+        alist.prlist_len = 0
+        alist.prlist_val = NULL
+
+        code = ubik_PR_ListElements(self.client, 0, id, &alist, &over)
+
+        if alist.prlist_val is not NULL:
+            for i in range(alist.prlist_len):
+                members.append(alist.prlist_val[i])
+            free(alist.prlist_val)
+
+        if over:
+            code = PRTOOMANY
+        if code != 0:
+            raise Exception("Failed to get group membership: %s" % afs_error_message(code))
+
+        return members
+
+    def ListOwned(self, oid):
+        """
+        Get all groups owned by an entity.
+        """
+        cdef afs_int32 code, over
+        cdef prlist alist
+        cdef int i
+        cdef object owned = []
+
+        alist.prlist_len = 0
+        alist.prlist_val = NULL
+
+        code = ubik_PR_ListOwned(self.client, 0, oid, &alist, &over)
+
+        if alist.prlist_val is not NULL:
+            for i in range(alist.prlist_len):
+                owned.append(alist.prlist_val[i])
+            free(alist.prlist_val)
+
+        if over:
+            code = PRTOOMANY
+        if code != 0:
+            raise Exception("Failed to get owned entities: %s" % afs_error_message(code))
+
+        return owned