mkproj.in 6.19 KB
Newer Older
1
#!/usr/bin/perl -wT
Leigh B. Stoller's avatar
Leigh B. Stoller committed
2 3 4

#
# EMULAB-COPYRIGHT
5
# Copyright (c) 2000-2003, 2005 University of Utah and the Flux Group.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
6 7 8
# All rights reserved.
#

9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
use English;

#
# Make a project directory hierarchy. Must be called as tbroot.
# Creates a directory rooted /proj/pid. The directory is setuid
# to the project leader, and setgid to the project gid. We get
# this info from the database.
#
# usage: mkproj <pid>
#

#
# Configure variables
#
my $TB       = "@prefix@";
my $TBOPS    = "@TBOPSEMAIL@";
my $MKGROUP  = "$TB/sbin/mkgroup";
26
my $MKACCT   = "$TB/sbin/tbacct add";
27
my $GRANTTYPE= "$TB/sbin/grantnodetype -d";
28 29

my $PROJROOT = "/proj";
30
my $GRPROOT  = "/groups";
31 32 33
my $TFTPROOT = "/tftpboot";
my @DIRLIST  = ("exp", "images", "logs", "deltas", "tarfiles", "rpms",
		"groups", "tiplogs");
34
my $projhead;
35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

#
# Untaint the path
# 
$ENV{'PATH'} = "/bin:/usr/bin";
delete @ENV{'IFS', 'CDPATH', 'ENV', 'BASH_ENV'};

#
# Turn off line buffering on output
#
$| = 1;

#
# Load the Testbed support stuff. 
#
use lib "@prefix@/lib";
51
use libaudit;
52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106
use libdb;
use libtestbed;

#
# We don't want to run this script unless its the real version.
#
if ($EUID != 0) {
    die("*** $0:\n".
	"    Must be setuid! Maybe its a development version?\n");
}

#
# This script is setuid, so please do not run it as root. Hard to track
# what has happened.
# 
if ($UID == 0) {
    die("*** $0:\n".
	"    Please do not run this as root! Its already setuid!\n");
}

#
# Check args.
#
if ($#ARGV < 0) {
    die("Usage: mkprojdir <pid>\n");
}
my $pid = $ARGV[0];

#
# Untaint the argument.
#
if ($pid =~ /^([-\@\w.]+)$/) {
    $pid = $1;
}
else {
    die("Invalid pid '$pid' contains illegal characters.\n");
}

#
# Figure out who called us. Only with admin status in the DB can run
# this script.
#
if (!TBAdmin($UID)) {
    die("*** $0:\n".
	"    You must be a TB administrator to run this script!\n");
}

#
# We need the project leader name.
#
if (! ($projhead = ProjLeader($pid))) {
    die("*** $0:\n".
	"    Could not get project leader for project $pid!\n");
}

107 108 109 110 111 112 113 114 115 116
#
# This script is always audited. Mail is sent automatically upon exit.
#
if (AuditStart(0)) {
    #
    # Parent exits normally
    #
    exit(0);
}

117 118 119 120
#
# Before we can proceed, we need to create the project (unix) group
# and then create an account for the project leader. We pass this off
# to sub scripts, but because they are also setuid, we need to flip
121
# our UID (perl sillyness).
122
#
123
$EUID = $UID;
124

125 126
system("$MKGROUP $pid $pid") == 0 or
    fatal("$MKGROUP $pid failed!");
127

128 129 130 131
system("$MKACCT $projhead") == 0 or
    fatal("$MKACCT $projhead failed!");

$EUID = 0;
132 133 134 135 136 137 138 139 140 141 142 143 144

#
# This acts as check (and we need the numeric uid) in case mkacct failed!
# 
my (undef,undef,$uid) = getpwnam($projhead)
    or fatal("$projhead not in passwd file");

my (undef,undef,$gid) = getgrnam($pid)
    or fatal("$pid not in group file");

#
# Okay, do it.
#
145 146 147 148
if (! -e "$PROJROOT/$pid") {
    if (! mkdir("$PROJROOT/$pid", 0770)) {
	fatal("Could not make directory $PROJROOT/$pid: $!");
    }
149

150 151 152
    if (! chmod(0770, "$PROJROOT/$pid")) {
	fatal("Could not chmod directory $PROJROOT/$pid: $!");
    }
153

154 155 156
    if (! chown($uid, $gid, "$PROJROOT/$pid")) {
	fatal("Could not chown $PROJROOT/$pid to $uid/$gid: $!");
    }
157 158 159 160 161 162
}

#
# Make project subdirs.
#
foreach my $dir (@DIRLIST) {
163 164 165 166 167 168 169 170 171 172
    if (! -e "$PROJROOT/$pid/$dir") {
	if (! mkdir("$PROJROOT/$pid/$dir", 0770)) {
	    fatal("Could not make directory $PROJROOT/$pid/$dir: $!");
	}
	if (! chmod(0770, "$PROJROOT/$pid/$dir")) {
	    fatal("Could not chmod directory $PROJROOT/$pid/$dir: $!");
	}
	if (! chown($uid, $gid, "$PROJROOT/$pid/$dir")) {
	    fatal("Could not chown $PROJROOT/$pid/$dir to $uid/$gid: $!");
	}
173 174 175 176 177
    }
}

#
# Create a tftp directory for oskit kernels.
178 179 180 181 182 183 184 185 186 187 188
#
if (! -e "$TFTPROOT/proj/$pid") {
    if (! mkdir("$TFTPROOT/proj/$pid", 0770)) {
	fatal("Could not make directory $TFTPROOT/proj/$pid: $!");
    }
    if (! chmod(0777, "$TFTPROOT/proj/$pid")) {
	fatal("Could not chmod directory $TFTPROOT/proj/$pid: $!");
    }
    if (! chown($uid, $gid, "$TFTPROOT/proj/$pid")) {
	fatal("Could not chown $TFTPROOT/proj/$pid to $uid/$gid: $!");
    }
189 190
}

191 192
#
# Create groups directory.
193 194 195 196 197
#
if (! -e "$GRPROOT/$pid") {
    if (! mkdir("$GRPROOT/$pid", 0770)) {
	fatal("Could not make directory $GRPROOT/$pid: $!");
    }
198
    if (! chmod(0770, "$GRPROOT/$pid")) {
199 200 201 202 203
	fatal("Could not chmod directory $GRPROOT/$pid: $!");
    }
    if (! chown($uid, $gid, "$GRPROOT/$pid")) {
	fatal("Could not chown $GRPROOT/$pid to $uid/$gid: $!");
    }
204 205 206 207 208 209 210

    # Create a group link for the default group.
    if (! -e "$GRPROOT/$pid/$pid") {    
	if (system("ln -s $PROJROOT/$pid $GRPROOT/$pid/$pid")) {
	    fatal("Could not symlink $PROJROOT/$pid to $GRPROOT/$pid/$pid");
	}
    }
211 212
}

213 214 215
#
# Create experiment working directory.
#
Leigh B. Stoller's avatar
Leigh B. Stoller committed
216
my $workdir = TBDB_EXPT_WORKDIR() . "/$pid";
217

218
if (! -e $workdir) {
219
    if (! mkdir("$workdir", 0775)) {
220 221
	fatal("Could not make directory $workdir: $!");
    }
222
    if (! chmod(0775, "$workdir")) {
223 224 225 226 227
	fatal("Could not chmod directory $workdir: $!");
    }
    if (! chown($uid, $gid, "$workdir")) {
	fatal("Could not chown $workdir to $uid/$gid: $!");
    }
228 229
}

230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261
#
# If approved to use remote nodes, then grant permission to use the
# specific types of virtual nodes on those remote physical nodes.
# Unfortunately, the node_types table does not store a relationship
# between the phys type and the virtual types that are hosted on them.
# Need to add that I guess, but in the meantime we have just 3 remote
# phys types to worry about. 
#
my $query_result =
    DBQueryFatal("select pcremote_ok from projects where pid='$pid'");
if ($query_result->num_rows) {
    my ($pcremote) = $query_result->fetchrow_array();

    if (defined($pcremote)) {
	print "$pcremote\n";
	
	foreach my $type (split(",", $pcremote)) {
	    print "$type\n";
	    
	    if ($type eq "pcplabphys") {
		$type = "pcplab";
	    }
	    elsif ($type eq "pcron") {
		$type = "pcvwa";
	    }
	    elsif ($type eq "pcwa") {
		$type = "pcvwa";
	    }
	    else {
		fatal("Unknown remote type $type!");
	    }
	    print "$type\n";
262 263 264

	    $EUID = $UID;

265 266
	    system("$GRANTTYPE -p $pid $type") == 0 or
		fatal("Could not grant permission to use type $type!");
267 268

	    $EUID = 0;
269 270 271 272
	}
    }
}

273
print "Project Creation Completed!\n";
274 275
exit(0);

276 277
sub fatal($) {
    my($mesg) = $_[0];
278

279 280
    die("*** $0:\n".
	"    $mesg\n");
281
}