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File: [Pegasus] / pegasus / src / Executor / User.c
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Revision: 1.2, Fri May 25 17:35:07 2007 UTC (17 years, 1 month ago) by kumpf Branch: MAIN CVS Tags: TASK-PEP305_VXWORKS-root, TASK-PEP305_VXWORKS-branch-pre-solaris-port, TASK-PEP305_VXWORKS-branch-post-solaris-port, TASK-PEP305_VXWORKS-branch-beta2, TASK-PEP305_VXWORKS-branch, TASK-PEP305_VXWORKS-2008-10-23, TASK-PEP291_IPV6-root, TASK-PEP291_IPV6-branch, TASK-PEP274_dacim-root, TASK-PEP274_dacim-merged_out_to_branch, TASK-PEP274_dacim-merged_out_from_trunk, TASK-PEP274_dacim-merged_in_to_trunk, TASK-PEP274_dacim-merged_in_from_branch, TASK-PEP274_dacim-branch, TASK-Bug2102Final-root, TASK-Bug2102Final-merged_out_to_branch, TASK-Bug2102Final-merged_out_from_trunk, TASK-Bug2102Final-merged_in_to_trunk, TASK-Bug2102Final-merged_in_from_branch, TASK-Bug2102Final-branch, TASK-BUG7240-root, TASK-BUG7240-branch, TASK-BUG7146_SqlRepositoryPrototype-root, TASK-BUG7146_SqlRepositoryPrototype-merged_out_to_branch, TASK-BUG7146_SqlRepositoryPrototype-merged_out_from_trunk, TASK-BUG7146_SqlRepositoryPrototype-merged_in_to_trunk, TASK-BUG7146_SqlRepositoryPrototype-merged_in_from_branch, TASK-BUG7146_SqlRepositoryPrototype-branch, RELEASE_2_7_0-RC1, RELEASE_2_7_0-BETA, RELEASE_2_7_0, RELEASE_2_7-root, RELEASE_2_6_1 Branch point for: RELEASE_2_7-branch Changes since 1.1: +94 -0 lines BUG#: 6037 TITLE: PEP 286 Privilege Separation DESCRIPTION: Implement privilege separation for the CIM Server. This allows the CIM Server to run without privilege, using a separate small process to perform privileged operations as necessary. |
/* //%2006//////////////////////////////////////////////////////////////////////// // // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.; // IBM Corp.; EMC Corporation, The Open Group. // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.; // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.; // EMC Corporation; VERITAS Software Corporation; The Open Group. // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.; // EMC Corporation; Symantec Corporation; The Open Group. // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // //%///////////////////////////////////////////////////////////////////////////// */ #include <sys/types.h> #include <pwd.h> #include "User.h" #include "Log.h" #include "Strlcpy.h" #define PWD_BUFF_SIZE 4096 /* **============================================================================== ** ** GetUserInfo() ** ** Lookup the given user's uid and gid. ** **============================================================================== */ int GetUserInfo(const char* user, int* uid, int* gid) { struct passwd pwd; char buffer[PWD_BUFF_SIZE]; struct passwd* ptr = 0; if (getpwnam_r(user, &pwd, buffer, PWD_BUFF_SIZE, &ptr) != 0 || !ptr) { Log(LL_TRACE, "getpwnam_r(%s, ...) failed", user); return -1; } *uid = ptr->pw_uid; *gid = ptr->pw_gid; return 0; } /* **============================================================================== ** ** GetUserName() ** ** Lookup the user name for the specified user ID. ** **============================================================================== */ int GetUserName(int uid, char username[EXECUTOR_BUFFER_SIZE]) { struct passwd pwd; char buffer[PWD_BUFF_SIZE]; struct passwd* ptr = 0; if (getpwuid_r(uid, &pwd, buffer, PWD_BUFF_SIZE, &ptr) != 0 || !ptr) { Log(LL_TRACE, "getpwuid_r(%d, ...) failed", uid); username[0] = '\0'; return -1; } Strlcpy(username, ptr->pw_name, EXECUTOR_BUFFER_SIZE); return 0; }
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