X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/python-afs.git/blobdiff_plain/377d6f8c44228646c36a589e4402b90830f5f065..b645c548fb484dcd7ea2b37b9bd14f7babc0232d:/afs/_pts.pyx diff --git a/afs/_pts.pyx b/afs/_pts.pyx index 77b3283..05d0877 100644 --- a/afs/_pts.pyx +++ b/afs/_pts.pyx @@ -4,6 +4,8 @@ cdef import from "afs/ptuser.h": enum: PR_MAXNAMELEN PRGRP + PRUSERS + PRGROUPS ANONYMOUSID ctypedef char prname[PR_MAXNAMELEN] @@ -28,9 +30,22 @@ cdef import from "afs/ptuser.h": afs_int32 ngroups afs_int32 nusers afs_int32 count - afs_int32 reserved[5] char name[PR_MAXNAMELEN] + struct prlistentries: + afs_int32 flags + afs_int32 id + afs_int32 owner + afs_int32 creator + afs_int32 ngroups + afs_int32 nusers + afs_int32 count + char name[PR_MAXNAMELEN] + + struct prentries: + unsigned int prentries_len + prlistentries *prentries_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) @@ -41,6 +56,11 @@ cdef import from "afs/ptuser.h": 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 *) int ubik_PR_ListEntry(ubik_client *, afs_int32, afs_int32, prcheckentry *) + int ubik_PR_ChangeEntry(ubik_client *, afs_int32, afs_int32, char *, afs_int32, afs_int32) + int ubik_PR_IsAMemberOf(ubik_client *, afs_int32, afs_int32, afs_int32, afs_int32 *) + int ubik_PR_ListMax(ubik_client *, afs_int32, afs_int32 *, afs_int32 *) + int ubik_PR_SetMax(ubik_client *, afs_int32, afs_int32, afs_int32) + int ubik_PR_ListEntries(ubik_client *, afs_int32, afs_int32, afs_int32, prentries *, afs_int32 *) cdef import from "afs/pterror.h": enum: @@ -57,10 +77,42 @@ cdef class PTEntry: cdef public afs_int32 ngroups cdef public afs_int32 nusers cdef public afs_int32 count - cdef afs_int32 reserved[5] - cdef public char * name + cdef public object name + + def __repr__(self): + 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_c(PTEntry p_entry, prcheckentry c_entry) except -1: +cdef int _ptentry_from_listentry(PTEntry p_entry, prlistentries c_entry) except -1: if p_entry is None: raise TypeError return -1 @@ -72,11 +124,10 @@ cdef int _ptentry_from_c(PTEntry p_entry, prcheckentry c_entry) except -1: p_entry.ngroups = c_entry.ngroups p_entry.nusers = c_entry.nusers p_entry.count = c_entry.count - memcpy(p_entry.reserved, c_entry.reserved, sizeof(p_entry.reserved)) p_entry.name = c_entry.name return 0 -cdef int _ptentry_to_c(prcheckentry * c_entry, PTEntry p_entry) except -1: +cdef int _ptentry_to_listentry(prlistentries * c_entry, PTEntry p_entry) except -1: if p_entry is None: raise TypeError return -1 @@ -88,7 +139,6 @@ cdef int _ptentry_to_c(prcheckentry * c_entry, PTEntry p_entry) except -1: c_entry.ngroups = p_entry.ngroups c_entry.nusers = p_entry.nusers c_entry.count = p_entry.count - memcpy(c_entry.reserved, p_entry.reserved, sizeof(p_entry.reserved)) strncpy(c_entry.name, p_entry.name, sizeof(c_entry.name)) return 0 @@ -379,5 +429,115 @@ cdef class PTS: if code != 0: raise Exception("Error getting entity info: %s" % afs_error_message(code)) - _ptentry_from_c(entry, centry) + _ptentry_from_checkentry(entry, centry) return entry + + def ChangeEntry(self, id, newname=None, newid=None, newoid=None): + """ + Change the name, ID, and/or owner of a PTS entity. + + For any of newname, newid, and newoid which aren't specified + or ar None, the value isn't changed. + """ + cdef afs_int32 code + cdef afs_int32 c_newid = 0, c_newoid = 0 + cdef char * c_newname + + if newname is None: + newname = self.IdToName(id) + c_newname = newname + if newid is not None: + c_newid = newid + if newoid is not None: + 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)) + + def IsAMemberOf(self, uid, gid): + """ + Return True if the given uid is a member of the given gid. + """ + cdef afs_int32 code + cdef afs_int32 flag + + code = ubik_PR_IsAMemberOf(self.client, 0, uid, gid, &flag) + if code != 0: + raise Exception("Error testing membership: %s" % afs_error_message(code)) + + return bool(flag) + + def ListMax(self): + """ + Return a tuple of the maximum user ID and the maximum group + ID currently assigned. + """ + 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)) + + return (uid, gid) + + def SetMaxUserId(self, id): + """ + Set the maximum currently assigned user ID (the next + automatically assigned UID will be id + 1) + """ + 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)) + + def SetMaxGroupId(self, id): + """ + Set the maximum currently assigned user ID (the next + automatically assigned UID will be id + 1) + """ + 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)) + + def ListEntries(self, users=None, groups=None): + """ + Return a list of PTEntry instances representing all entries in + the PRDB. + + Returns just users by default, but can return just users, just + groups, or both. + """ + cdef afs_int32 code + cdef afs_int32 flag = 0, startindex = 0, nentries, nextstartindex + cdef prentries centries + cdef unsigned int i + + cdef object entries = [] + + if groups is None or users is True: + flag |= PRUSERS + if groups: + flag |= PRGROUPS + + while startindex != -1: + centries.prentries_val = NULL + centries.prentries_len = 0 + nextstartindex = -1 + + code = ubik_PR_ListEntries(self.client, 0, flag, startindex, ¢ries, &nextstartindex) + if centries.prentries_val is not NULL: + for i in range(centries.prentries_len): + e = PTEntry() + _ptentry_from_listentry(e, centries.prentries_val[i]) + entries.append(e) + free(centries.prentries_val) + if code != 0: + raise Exception("Unable to list entries: %s" % afs_error_message(code)) + + startindex = nextstartindex + + return entries