X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/python-afs.git/blobdiff_plain/72ed2e0334e58d6d8db5cd91c6fe5ba47d27a21b..4d3e823390c355e15521d9792de840eefad63cf7:/afs/_pts.pyx diff --git a/afs/_pts.pyx b/afs/_pts.pyx index dfe1244..bef7139 100644 --- a/afs/_pts.pyx +++ b/afs/_pts.pyx @@ -1,4 +1,5 @@ from afs cimport * +from afs import pyafs_error cdef import from "afs/ptuser.h": enum: @@ -69,9 +70,6 @@ cdef import from "afs/ptuser.h": cdef import from "afs/pterror.h": enum: PRNOENT - PRTOOMANY - - void initialize_PT_error_table() cdef class PTEntry: cdef public afs_int32 flags @@ -89,37 +87,7 @@ cdef class PTEntry: else: return '' % self.id -cdef int _ptentry_from_checkentry(PTEntry p_entry, prcheckentry c_entry) except -1: - if p_entry is None: - raise TypeError - return -1 - - p_entry.flags = c_entry.flags - p_entry.id = c_entry.id - p_entry.owner = c_entry.owner - p_entry.creator = c_entry.creator - p_entry.ngroups = c_entry.ngroups - p_entry.nusers = c_entry.nusers - p_entry.count = c_entry.count - p_entry.name = c_entry.name - return 0 - -cdef int _ptentry_to_checkentry(prcheckentry * c_entry, PTEntry p_entry) except -1: - if p_entry is None: - raise TypeError - return -1 - - c_entry.flags = p_entry.flags - c_entry.id = p_entry.id - c_entry.owner = p_entry.owner - c_entry.creator = p_entry.creator - c_entry.ngroups = p_entry.ngroups - c_entry.nusers = p_entry.nusers - c_entry.count = p_entry.count - strncpy(c_entry.name, p_entry.name, sizeof(c_entry.name)) - return 0 - -cdef int _ptentry_from_listentry(PTEntry p_entry, prlistentries c_entry) except -1: +cdef int _ptentry_from_c(PTEntry p_entry, prcheckentry * c_entry) except -1: if p_entry is None: raise TypeError return -1 @@ -134,7 +102,7 @@ cdef int _ptentry_from_listentry(PTEntry p_entry, prlistentries c_entry) except p_entry.name = c_entry.name return 0 -cdef int _ptentry_to_listentry(prlistentries * c_entry, PTEntry p_entry) except -1: +cdef int _ptentry_to_c(prcheckentry * c_entry, PTEntry p_entry) except -1: if p_entry is None: raise TypeError return -1 @@ -165,6 +133,7 @@ cdef class PTS: server """ cdef ubik_client * client + cdef readonly object cell def __cinit__(self, cell=None, sec=1): cdef afs_int32 code @@ -196,8 +165,9 @@ cdef class PTS: "Error opening configuration directory (%s): %s" % \ (AFSDIR_CLIENT_ETC_DIRPATH, strerror(errno))) code = afsconf_GetCellInfo(cdir, c_cell, "afsprot", &info) - if code != 0: - raise Exception(code, "GetCellInfo: %s" % afs_error_message(code)) + pyafs_error(code) + + self.cell = info.name if sec > 0: strncpy(prin.cell, info.name, sizeof(prin.cell)) @@ -208,7 +178,7 @@ cdef class PTS: if code != 0: if sec >= 2: # No really - we wanted authentication - raise Exception(code, "Failed to get token for service AFS: %s" % afs_error_message(code)) + pyafs_error(code) sec = 0 else: if sec == 3: @@ -233,8 +203,7 @@ cdef class PTS: 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)) + pyafs_error(code) code = rxs_Release(sc) @@ -242,13 +211,24 @@ cdef class PTS: ubik_ClientDestroy(self.client) rx_Finalize() - def NameToId(self, name): + def _NameOrId(self, ident): + """ + Given an identifier, convert it to a PTS ID by looking up the + name if it's a string, or otherwise just converting it to an + integer. + """ + if isinstance(ident, basestring): + return self._NameToId(ident) + else: + return int(ident) + + def _NameToId(self, name): """ Converts a user or group to an AFS ID. """ cdef namelist lnames cdef idlist lids - cdef afs_int32 code, id + cdef afs_int32 code, id = ANONYMOUSID name = name.lower() lids.idlist_len = 0 @@ -262,11 +242,10 @@ cdef class PTS: free(lids.idlist_val) if id == ANONYMOUSID: code = PRNOENT - if code != 0: - raise Exception("Failed to lookup PTS name: %s" % afs_error_message(code)) + pyafs_error(code) return id - def IdToName(self, id): + def _IdToName(self, id): """ Convert an AFS ID to the name of a user or group. """ @@ -288,11 +267,10 @@ cdef class PTS: 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)) + pyafs_error(code) return name - def CreateUser(self, name, id=None): + def _CreateUser(self, name, id=None): """ Create a new user in the protection database. If an ID is provided, that one will be used. @@ -309,11 +287,10 @@ cdef class PTS: 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)) + pyafs_error(code) return cid - def CreateGroup(self, name, owner, id=None): + 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. @@ -321,7 +298,7 @@ cdef class PTS: cdef afs_int32 code, cid name = name[:PR_MAXNAMELEN].lower() - oid = self.NameToId(owner) + oid = self._NameOrId(owner) if id is not None: cid = id @@ -329,49 +306,49 @@ cdef class PTS: 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)) + pyafs_error(code) return cid - def Delete(self, id): + def _Delete(self, ident): """ - Delete the protection database entry with the provided ID. + Delete the protection database entry with the provided + identifier. """ cdef afs_int32 code + cdef afs_int32 id = self._NameOrId(ident) code = ubik_PR_Delete(self.client, 0, id) - if code != 0: - raise Exception("Failed to delete user: %s" % afs_error_message(code)) + pyafs_error(code) - def AddToGroup(self, uid, gid): + def _AddToGroup(self, user, group): """ - Add the user with the given ID to the group with the given ID. + Add the given user to the given group. """ cdef afs_int32 code + cdef afs_int32 uid = self._NameOrId(user), gid = self._NameOrId(group) 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)) + pyafs_error(code) - def RemoveFromGroup(self, uid, gid): + def _RemoveFromGroup(self, user, group): """ - Remove the user with the given ID from the group with the given ID. + Remove the given user from the given group. """ cdef afs_int32 code + cdef afs_int32 uid = self._NameOrId(user), gid = self._NameOrId(group) 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)) + pyafs_error(code) - def ListMembers(self, id): + def _ListMembers(self, ident): """ Get the membership of an entity. - If id is a group ID, this returns the users that are in that + If id is a group, 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. + If id is a user, this returns the list of groups that user is + on. This returns a list of PTS IDs. """ @@ -380,6 +357,8 @@ cdef class PTS: cdef int i cdef object members = [] + cdef afs_int32 id = self._NameOrId(ident) + alist.prlist_len = 0 alist.prlist_val = NULL @@ -390,14 +369,11 @@ cdef class PTS: 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)) + pyafs_error(code) return members - def ListOwned(self, oid): + def _ListOwned(self, owner): """ Get all groups owned by an entity. """ @@ -406,6 +382,8 @@ cdef class PTS: cdef int i cdef object owned = [] + cdef afs_int32 oid = self._NameOrId(owner) + alist.prlist_len = 0 alist.prlist_val = NULL @@ -416,30 +394,28 @@ cdef class PTS: 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)) + pyafs_error(code) return owned - def ListEntry(self, id): + def _ListEntry(self, ident): """ Load a PTEntry instance with information about the provided - ID. + entity. """ cdef afs_int32 code cdef prcheckentry centry cdef object entry = PTEntry() + cdef afs_int32 id = self._NameOrId(ident) + code = ubik_PR_ListEntry(self.client, 0, id, ¢ry) - if code != 0: - raise Exception("Error getting entity info: %s" % afs_error_message(code)) + pyafs_error(code) - _ptentry_from_checkentry(entry, centry) + _ptentry_from_c(entry, ¢ry) return entry - def ChangeEntry(self, id, newname=None, newid=None, newoid=None): + def _ChangeEntry(self, ident, newname=None, newid=None, newoid=None): """ Change the name, ID, and/or owner of a PTS entity. @@ -450,8 +426,10 @@ cdef class PTS: cdef afs_int32 c_newid = 0, c_newoid = 0 cdef char * c_newname + cdef afs_int32 id = self._NameOrId(ident) + if newname is None: - newname = self.IdToName(id) + newname = self._IdToName(id) c_newname = newname if newid is not None: c_newid = newid @@ -459,23 +437,23 @@ cdef class PTS: c_newoid = newoid code = ubik_PR_ChangeEntry(self.client, 0, id, c_newname, c_newoid, c_newid) - if code != 0: - raise Exception("Error changing entity info: %s" % afs_error_message(code)) + pyafs_error(code) - def IsAMemberOf(self, uid, gid): + def _IsAMemberOf(self, user, group): """ - Return True if the given uid is a member of the given gid. + Return True if the given user is a member of the given group. """ cdef afs_int32 code cdef afs_int32 flag + cdef afs_int32 uid = self._NameOrId(user), gid = self._NameOrId(group) + code = ubik_PR_IsAMemberOf(self.client, 0, uid, gid, &flag) - if code != 0: - raise Exception("Error testing membership: %s" % afs_error_message(code)) + pyafs_error(code) return bool(flag) - def ListMax(self): + def _ListMax(self): """ Return a tuple of the maximum user ID and the maximum group ID currently assigned. @@ -483,12 +461,11 @@ cdef class PTS: cdef afs_int32 code, uid, gid code = ubik_PR_ListMax(self.client, 0, &uid, &gid) - if code != 0: - raise Exception("Error looking up max uid/gid: %s" % afs_error_message(code)) + pyafs_error(code) return (uid, gid) - def SetMaxUserId(self, id): + def _SetMaxUserId(self, id): """ Set the maximum currently assigned user ID (the next automatically assigned UID will be id + 1) @@ -496,10 +473,9 @@ cdef class PTS: cdef afs_int32 code code = ubik_PR_SetMax(self.client, 0, id, 0) - if code != 0: - raise Exception("Error setting max uid: %s" % afs_error_message(code)) + pyafs_error(code) - def SetMaxGroupId(self, id): + def _SetMaxGroupId(self, id): """ Set the maximum currently assigned user ID (the next automatically assigned UID will be id + 1) @@ -507,10 +483,9 @@ cdef class PTS: cdef afs_int32 code code = ubik_PR_SetMax(self.client, 0, id, PRGRP) - if code != 0: - raise Exception("Error setting max gid: %s" % afs_error_message(code)) + pyafs_error(code) - def ListEntries(self, users=None, groups=None): + def _ListEntries(self, users=None, groups=None): """ Return a list of PTEntry instances representing all entries in the PRDB. @@ -539,17 +514,16 @@ cdef class PTS: if centries.prentries_val is not NULL: for i in range(centries.prentries_len): e = PTEntry() - _ptentry_from_listentry(e, centries.prentries_val[i]) + _ptentry_from_c(e, ¢ries.prentries_val[i]) entries.append(e) free(centries.prentries_val) - if code != 0: - raise Exception("Unable to list entries: %s" % afs_error_message(code)) + pyafs_error(code) startindex = nextstartindex return entries - def SetFields(self, id, access=None, groups=None, users=None): + def _SetFields(self, ident, access=None, groups=None, users=None): """ Update the fields for an entry. @@ -561,6 +535,8 @@ cdef class PTS: cdef afs_int32 code cdef afs_int32 mask = 0, flags = 0, nusers = 0, ngroups = 0 + cdef afs_int32 id = self._NameOrId(ident) + if access is not None: flags = access mask |= PR_SF_ALLBITS @@ -572,5 +548,4 @@ cdef class PTS: mask |= PR_SF_NGROUPS code = ubik_PR_SetFieldsEntry(self.client, 0, id, mask, flags, ngroups, nusers, 0, 0) - if code != 0: - raise Exception("Unable to set fields: %s" % afs_error_message(code)) + pyafs_error(code)