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Commit 2181fc33 authored by Leigh B. Stoller's avatar Leigh B. Stoller
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Next step in the locally unique uid project. This commits add the luid to 

most of the rest of the tables in the system (still a few exceptions).
Bound to be some bugs ...
parent d243779f
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account/GNUmakefile.in
View file @ 2181fc33
#
# EMULAB-COPYRIGHT
# Copyright (c) 2000-2006 University of Utah and the Flux Group.
# Copyright (c) 2000-2007 University of Utah and the Flux Group.
# All rights reserved.
#
......
account/addpubkey.in
View file @ 2181fc33
#!/usr/bin/perl -wT
#
# EMULAB-COPYRIGHT
# Copyright (c) 2000-2006 University of Utah and the Flux Group.
# Copyright (c) 2000-2007 University of Utah and the Flux Group.
# All rights reserved.
#
use English;
......@@ -48,12 +48,16 @@ my $USERUID;
# Locals
my $user;
my $this_user;
my $target_user;
my $keyfile;
my $keyline;
my $key;
my $comment;
my $user_name;
my $user_email;
my $user_dbid;
my $user_uid;
#
# Testbed Support libraries
......@@ -151,12 +155,22 @@ else {
# Untaint the arguments.
#
if (defined($user)) {
if ($user =~ /^([-\w_]+)$/i) {
if ($user =~ /^([-\w]+)$/i) {
$user = $1;
}
else {
fatal("Tainted username: $user");
}
# Map user to object.
$target_user = User->Lookup($user);
if (! defined($target_user)) {
fatal("$user does not exist!")
}
$user_name = $target_user->name();
$user_email = $target_user->email();
$user_dbid = $target_user->dbid();
$user_uid = $target_user->uid();
}
#
......@@ -170,6 +184,13 @@ if (getpwuid($UID) eq "nobody") {
}
else {
$USERUID = getpwnam($user);
# Map invoking user to object.
$this_user = User->LookupByUnixId($UID);
if (! defined($this_user)) {
fatal("You ($UID) do not exist!");
}
}
#
......@@ -214,28 +235,19 @@ else {
#
if (!$verify) {
# If its the user himself, then we can generate a new authkeys file.
if (!$nobody && getpwuid($UID) ne "$user" && !TBAdmin($UID)) {
fatal("You are not allowed to set pubkeys for $user.\n");
if (!$nobody && !TBAdmin() && !$target_user->SameUser($this_user)) {
fatal("You are not allowed to set pubkeys for $target_user\n");
}
if (-d "$HOMEDIR/$user/.ssh") {
if (-d "$HOMEDIR/$user_uid/.ssh") {
$genmode = 1;
}
#
# This script is audited when not in verify mode. Since all keys are first
# checked with verify mode, this should not cause any extra email from bad
# keys.
#
AuditStart(0);
if (! UserDBInfo($user, \$user_name, \$user_email)) {
if ($nobody) {
$noemail = 1;
}
else {
fatal("No DB info for $user!");
}
}
}
# Drop root privs, switching to user.
......@@ -323,12 +335,13 @@ sub ParseKey($) {
$key = "$key $comment";
DBQueryFatal("replace into user_pubkeys ".
"values ('$user', 0, '$key', now(), '$comment')");
"values ('$user_uid', '$user_dbid', ".
" 0, '$key', now(), '$comment')");
#
# Mark user record as modified so nodes are updated.
#
TBNodeUpdateAccountsByUID($user);
TBNodeUpdateAccountsByUID($user_uid);
my $chunked = "";
......@@ -348,8 +361,8 @@ sub ParseKey($) {
if (! $noemail) {
SENDMAIL("$user_name <$user_email>",
"SSH Public Key for '$user' Added",
"SSH Public Key for '$user' added:\n".
"SSH Public Key for '$user_uid' Added",
"SSH Public Key for '$user_uid' added:\n".
"\n".
"$chunked\n",
"$TBOPS");
......@@ -364,7 +377,7 @@ sub ParseKey($) {
#
sub InitUser()
{
my $sshdir = "$HOMEDIR/$user/.ssh";
my $sshdir = "$HOMEDIR/$user_uid/.ssh";
#
# Set up the ssh key, but only if not done so already.
......@@ -384,7 +397,7 @@ sub InitUser()
if ($ident =~ /(\d*\s\d*\s[0-9a-zA-Z]*)\s([-\w\@\.]*)/) {
DBQueryFatal("delete from user_pubkeys ".
"where uid='$user' and pubkey='$1 $2'");
"where uid_idx='$user_dbid' and pubkey='$1 $2'");
}
unlink("$sshdir/identity");
}
......@@ -404,7 +417,8 @@ sub InitUser()
if ($ident =~ /(\d*\s\d*\s[0-9a-zA-Z]*)\s([-\w\@\.]*)/) {
DBQueryFatal("replace into user_pubkeys ".
"values ('$user', 0, '$1 $2', now(), '$2')");
"values ('$user_uid', '$user_dbid', ".
" 0, '$1 $2', now(), '$2')");
}
else {
fatal("Bad protocol 1 public key: $ident\n");
......@@ -425,7 +439,7 @@ sub InitUser()
if ($ident =~
/^(ssh-rsa [-\w\.\@\+\/\=]*) ([-\w\@\.\ ]*)$/) {
DBQueryFatal("delete from user_pubkeys ".
"where uid='$user' and pubkey='$1 $2'");
"where uid_idx='$user_dbid' and pubkey='$1 $2'");
}
unlink("$sshdir/id_rsa");
}
......@@ -446,13 +460,8 @@ sub InitUser()
if ($ident =~
/^(ssh-rsa [-\w\.\@\+\/\=]*) ([-\w\@\.\ ]*)$/) {
DBQueryFatal("replace into user_pubkeys ".
"values ('$user', 0, '$1 $2', now(), '$2')");
#
# Backwards compat. Remove later.
#
DBQueryFatal("update users set emulab_pubkey='$1 $2' ".
"where uid='$user'");
"values ('$user_uid', '$user_dbid', ".
" 0, '$1 $2', now(), '$2')");
}
else {
fatal("Bad protocol 2 public key: $ident\n");
......@@ -468,7 +477,7 @@ sub InitUser()
sub GenerateKeyFile()
{
my @pkeys = ();
my $sshdir = "$HOMEDIR/$user/.ssh";
my $sshdir = "$HOMEDIR/$user_uid/.ssh";
my $keyfile = "$sshdir/authorized_keys";
if (! -e $sshdir) {
......@@ -478,7 +487,8 @@ sub GenerateKeyFile()
}
}
my $query_result =
DBQueryFatal("select pubkey from user_pubkeys where uid='$user'");
DBQueryFatal("select pubkey from user_pubkeys ".
"where uid_idx='$user_dbid'");
while (my ($key) = $query_result->fetchrow_array()) {
push(@pkeys, $key);
......
account/mkusercert.in
View file @ 2181fc33
......@@ -2,7 +2,7 @@
#
# EMULAB-COPYRIGHT
# Copyright (c) 2000-2004 University of Utah and the Flux Group.
# Copyright (c) 2000-2004, 2006 University of Utah and the Flux Group.
# All rights reserved.
#
use English;
......@@ -16,6 +16,7 @@ use lib "@prefix@/lib";
use libaudit;
use libdb;
use libtestbed;
use User;
#
# Create user SSL certificates.
......@@ -48,7 +49,6 @@ my $CACONFIG = "$SSLDIR/ca.cnf";
my $EMULAB_CERT = "$TB/etc/emulab.pem";
my $EMULAB_KEY = "$TB/etc/emulab.key";
my $OPENSSL = "/usr/bin/openssl";
my $lockfile = "/var/tmp/testbed_mkusercert_lockfile";
my $WORKDIR = "$TB/ssl";
my $SAVEUID = $UID;
......@@ -137,6 +137,18 @@ else {
die("Tainted argument: $user\n");
}
# Map target user to object.
my $target_user = User->Lookup($user);
if (! defined($target_user)) {
fatal("$user does not exist!");
}
# Map invoking user to object.
my $this_user = User->LookupByUnixId($UID);
if (! defined($this_user)) {
fatal("You ($UID) do not exist!");
}
#
# This script is always audited. Mail is sent automatically upon exit.
#
......@@ -154,103 +166,38 @@ if (AuditStart(0)) {
chdir("$WORKDIR") or
fatal("Could not chdir to $WORKDIR: $!");
open(LOCK, ">>$lockfile") || fatal("Couldn't open $lockfile\n");
$count = 0;
if (flock(LOCK, LOCK_EX|LOCK_NB) == 0) {
#
# If we don't get it the first time, we wait for:
# 1) The lock to become free, in which case we do our thing
# 2) The time on the lock to change, in which case we wait for that process
# to finish
#
my $oldlocktime = (stat(LOCK))[9];
my $gotlock = 0;
while (1) {
print "Another exports update in progress, waiting for it to finish\n";
if (flock(LOCK, LOCK_EX|LOCK_NB) != 0) {
# OK, got the lock, we can do what we're supposed to
$gotlock = 1;
last;
}
$locktime = (stat(LOCK))[9];
if ($locktime != $oldlocktime) {
$oldlocktime = $locktime;
last;
}
if ($count++ > 60) {
fatal("Could not get the lock after a long time!\n");
}
sleep(1);
}
$count = 0;
#
# If we didn't get the lock, wait for the processes that did to finish
#
if (!$gotlock) {
while (1) {
if ((stat(LOCK))[9] != $oldlocktime) {
exit(0);
}
if (flock(LOCK, LOCK_EX|LOCK_NB) != 0) {
close(LOCK);
exit(0);
}
if ($count++ > 20) {
fatal("Process with the lock did not finish after ".
"a long time!\n");
}
sleep(1);
}
}
}
#
# Perl-style touch(1)
#
my $now = time;
utime $now, $now, $lockfile;
TBScriptLock("mkusercert") == 0 or
fatal("Could not get the lock!");
#
# Get the user info (the user being operated on).
#
my $query_result =
DBQueryFatal("select u.usr_name,u.usr_email,u.admin,u.unix_uid ".
"from users as u ".
"where u.uid='$user'");
if ($query_result->numrows == 0) {
fatal("$user is not in the DB. This is bad.\n");
}
my @row = $query_result->fetchrow_array();
my $fullname = $row[0];
my $user_email = $row[1];
my $usr_admin = $row[2];
my $user_number = $row[3];
my $fullname = $target_user->name();
my $user_email = $target_user->email();
my $usr_admin = $target_user->admin();
my $user_number = $target_user->uid_idx();
my $user_uid = $target_user->uid();
my $user_dbid = $target_user->dbid();
#
# Get the users earliest project membership to use as the default group
# for the case that the account is being (re)created. We convert that to
# the unix info.
#
my $default_groupname;
my $default_project;
my $default_groupgid;
$query_result =
DBQueryFatal("select m.pid from group_membership as m ".
"where m.uid='$user' and m.pid=m.gid and m.trust!='none' ".
"order by date_approved asc limit 1");
if ($target_user->FirstApprovedProject(\$default_project) < 0) {
fatal("Could not locate default project for $target_user");
}
if (my ($defpid) = $query_result->fetchrow_array) {
if (! TBGroupUnixInfo($defpid, $defpid,
\$default_groupgid, \$default_groupname)) {
fatal("No info for default project $defpid!");
}
if (defined($default_project)) {
$default_groupgid = $default_project->unix_gid();
}
else {
print "No group membership for $user; using the guest group!\n";
print "No group membership for $target_user; using the guest group!\n";
($default_groupname,undef,$default_groupgid,undef) = getgrnam("guest");
(undef,undef,$default_groupgid,undef) = getgrnam("guest");
}
#
......@@ -264,8 +211,8 @@ open(TEMP, ">>usercert.cnf")
or fatal("Could not open $TEMPLATE for append: $!");
print TEMP "OU\t\t= sslxmlrpc\n";
print TEMP "CN\t\t= $user\n";
print TEMP "emailAddress\t= $user" . "\@" . "$OURDOMAIN\n";
print TEMP "CN\t\t= $user_uid\n";
print TEMP "emailAddress\t= $user_uid" . "\@" . "$OURDOMAIN\n";
close(TEMP)
or fatal("Could not close usercert.cnf: $!");
......@@ -310,14 +257,15 @@ $UID = $SAVEUID;
# unencrypted). Might change that at some point.
#
DBQueryFatal("delete from user_sslcerts ".
"where uid='$user' and ".
"where uid_idx='$user_dbid' and ".
" encrypted=" . (defined($password) ? 1 : 0));
#
# Create a new entry in the table.
#
DBQueryFatal("insert into user_sslcerts (uid, idx, created, encrypted) ".
" values ('$user', $curidx, now(), ".
DBQueryFatal("insert into user_sslcerts ".
"(uid, uid_idx, idx, created, encrypted) values ".
"('$user_uid', '$user_dbid', $curidx, now(), ".
(defined($password) ? 1 : 0) . ")");
#
......@@ -353,7 +301,7 @@ close(PKEY);
$pkeystring = DBQuoteSpecial($pkeystring);
$certstring = DBQuoteSpecial($certstring);
DBQueryFatal("update user_sslcerts set cert=$certstring,privkey=$pkeystring ".
"where uid='$user' and idx=$curidx");
"where uid_idx='$user_dbid' and idx=$curidx");
#
# Combine the key and the certificate into one file which is installed
......@@ -366,7 +314,7 @@ system("cat usercert_key.pem usercert_cert.pem > usercert.pem") == 0
#
# Copy the certificate to the users .ssl directory.
#
my $ssldir = "$USERDIR/$user/.ssl";
my $ssldir = "$USERDIR/$user_uid/.ssl";
if (! -d $ssldir) {
mkdir($ssldir, 0700) or
fatal("Could not mkdir $ssldir: $!");
......@@ -390,12 +338,13 @@ system("cp -f usercert.pem $target") == 0
chown($user_number, $default_groupgid, "$target")
or fatal("Could not chown $target: $!");
close(LOCK);
TBScriptUnlock();
exit(0);
sub fatal($) {
my($mesg) = $_[0];
TBScriptUnlock();
die("*** $0:\n".
" $mesg\n");
}
account/tbacct.in
View file @ 2181fc33
......@@ -145,7 +145,7 @@ my $HOMEDIR = USERROOT();
#
# Rewrite audit version of ARGV to prevent password in mail logs.
#
if ($ARGV[0] eq "passwd" && scalar(@ARGV) == 3) {
if (scalar(@ARGV) == 3 && $ARGV[0] eq "passwd") {
my @NEWARGV = @ARGV;
$NEWARGV[scalar(@NEWARGV) - 1] = "**********";
......
db/Experiment.pm.in
View file @ 2181fc33
#!/usr/bin/perl -wT
#
# EMULAB-COPYRIGHT
# Copyright (c) 2005, 2006 University of Utah and the Flux Group.
# Copyright (c) 2005, 2006, 2007 University of Utah and the Flux Group.
# All rights reserved.
#
package Experiment;
......@@ -130,6 +130,8 @@ sub dpdb($) { return field($_[0], 'dpdb');}
sub dpdbname($) { return field($_[0], 'dpdbname');}
sub dpdbpassword($) { return field($_[0], 'dpdbpassword');}
sub instance_idx($) { return field($_[0], 'instance_idx'); }
sub creator_idx($) { return field($_[0], 'creator_idx');}
sub swapper_idx($) { return field($_[0], 'swapper_idx');}
#
# Lookup an experiment given an experiment index.
......@@ -335,20 +337,21 @@ sub Create($$$$)
tberror("Error inserting experiment resources record for $pid/$eid!");
return undef;
}
my $rsrcidx = $query_result->insertid;
my $creator = $argref->{'expt_head_uid'};
my $gid = $argref->{'gid'};
my $batchmode = $argref->{'batchmode'};
my $rsrcidx = $query_result->insertid;
my $creator_uid = $argref->{'expt_head_uid'};
my $creator_idx = $argref->{'creator_idx'};
my $gid = $argref->{'gid'};
my $batchmode = $argref->{'batchmode'};
#
# Now create an experiment_stats record to match.
#
if (! DBQueryWarn("insert into experiment_stats ".
"(eid, pid, creator, gid, created, ".
"(eid, pid, creator, creator_idx, gid, created, ".
" batch, exptidx, rsrcidx) ".
"values('$eid', '$pid', '$creator', '$gid', ".
"FROM_UNIXTIME('$now'), ".
"$batchmode, $exptidx, $rsrcidx)")) {
"values('$eid', '$pid', '$creator_uid', '$creator_idx',".
" '$gid', FROM_UNIXTIME('$now'), ".
" $batchmode, $exptidx, $rsrcidx)")) {
DBQueryWarn("delete from experiments where pid='$pid' and eid='$eid'");
DBQueryWarn("delete from experiment_resources where idx=$rsrcidx");
DBQueryWarn("unlock tables");
......@@ -1103,7 +1106,7 @@ sub BackupUserData($)
#
sub SetSwapInfo($$)
{
my ($self, $dbuid) = @_;
my ($self, $user) = @_;
# Must be a real reference.
return -1
......@@ -1113,25 +1116,30 @@ sub SetSwapInfo($$)
my $eid = $self->eid();
TBSetExpSwapTime($pid, $eid);
TBExptSetSwapUID($pid, $eid, $dbuid);
$self->SetSwapper($user);
return $self->Refresh();
}
#
# Just the swap uid,
# Just the swap uid.
#
sub SetSwapper($$)
{
my ($self, $dbuid) = @_;
my ($self, $user) = @_;
# Must be a real reference.
return -1
if (! ref($self));
my $pid = $self->pid();
my $eid = $self->eid();
TBExptSetSwapUID($pid, $eid, $dbuid);
my $pid = $self->pid();
my $eid = $self->eid();
my $uid = $user->uid();
my $dbid = $user->dbid();
DBQueryWarn("update experiments set ".
" expt_swap_uid='$uid', swapper_idx='$dbid' ".
"where pid='$pid' and eid='$eid'");
return $self->Refresh();
}
......
db/User.pm.in
View file @ 2181fc33
......@@ -22,11 +22,41 @@ use Data::Dumper;
use File::Basename;
use overload ('""' => 'Stringify');
use Project;
use vars qw($NEWUSER_FLAGS_PROJLEADER $NEWUSER_FLAGS_WIKIONLY
$NEWUSER_FLAGS_WEBONLY $NEWUSER_FLAGS_ARCHIVED
$USERSTATUS_ACTIVE $USERSTATUS_FROZEN
$USERSTATUS_UNAPPROVED $USERSTATUS_UNVERIFIED
$USERSTATUS_NEWUSER $USERSTATUS_ARCHIVED
@EXPORT_OK);
# Configure variables
my $TB = "@prefix@";
my $BOSSNODE = "@BOSSNODE@";
my $CONTROL = "@USERNODE@";
my $TB = "@prefix@";
my $BOSSNODE = "@BOSSNODE@";
my $CONTROL = "@USERNODE@";
my $OURDOMAIN = "@OURDOMAIN@";
my $MIN_UNIX_UID = @MIN_UNIX_UID@;
my $MIN_UNIX_GID = @MIN_UNIX_GID@;
# Create() flags.
$NEWUSER_FLAGS_PROJLEADER = 0x01;
$NEWUSER_FLAGS_WIKIONLY = 0x02;
$NEWUSER_FLAGS_WEBONLY = 0x04;
$NEWUSER_FLAGS_ARCHIVED = 0x08;
# Status values.
$USERSTATUS_ACTIVE = "active";
$USERSTATUS_FROZEN = "frozen";
$USERSTATUS_UNAPPROVED = "unapproved";
$USERSTATUS_UNVERIFIED = "unverified";
$USERSTATUS_NEWUSER = "newuser";
$USERSTATUS_ARCHIVED = "archived";
# Why, why, why?
@EXPORT_OK = qw($NEWUSER_FLAGS_PROJLEADER $NEWUSER_FLAGS_WIKIONLY
$NEWUSER_FLAGS_WEBONLY $NEWUSER_FLAGS_ARCHIVED
$USERSTATUS_ACTIVE $USERSTATUS_FROZEN
$USERSTATUS_UNAPPROVED $USERSTATUS_UNVERIFIED
$USERSTATUS_NEWUSER $USERSTATUS_ARCHIVED);
# Cache of instances to avoid regenerating them.
my %users = ();
......@@ -171,6 +201,237 @@ sub LookupByUnixId($$)
return User->Lookup($uid_idx);
}
#
# Lookup user given a wikiname. This is just to make sure the wikiname
# the user picked is unique.
#
sub LookupByWikiName($$)
{
my ($class, $wikiname) = @_;
my $query_result =
DBQueryFatal("select uid_idx from users ".
"where wikiname='$wikiname'");
return undef
if (! $query_result || !$query_result->numrows);
my ($uid_idx) = $query_result->fetchrow_array();
return User->Lookup($uid_idx);
}
#
# Lookup user given a wikiname. This is just to make sure the wikiname
# the user picked is unique.
#
sub LookupByEmail($$)
{
my ($class, $email) = @_;
my $query_result =
DBQueryFatal("select uid_idx from users ".
"where LCASE(usr_email)=LCASE('$email')");
return undef
if (! $query_result || !$query_result->numrows);
my ($uid_idx) = $query_result->fetchrow_array();
return User->Lookup($uid_idx);
}
#
# Class function to create new user and return object.
#
sub Create($$$$)
{
my ($class, $uid, $flags, $argref) = @_;
my $isleader = ($flags & $NEWUSER_FLAGS_PROJLEADER ? 1 : 0);
my $wikionly = ($flags & $NEWUSER_FLAGS_WIKIONLY ? 1 : 0);
my $webonly = ($flags & $NEWUSER_FLAGS_WEBONLY ? 1 : 0);
my $archived = ($flags & $NEWUSER_FLAGS_ARCHIVED ? 1 : 0);
#
# If no uid, we need to generate a unique one for the user.
#
if (! $uid) {
#
# Take the first 5 letters of the email to form a root. That gives
# us 3 digits to make it unique, since unix uids are limited to 8
# chars, sheesh!
#
my $email = $argref->{'usr_email'};
my $token;
if ($email =~ /^([-\w\+\.]+)\@([-\w\.]+)$/) {
$token = $1;
}
else {
return undef;
}
# Squeeze out any dots or dashes.
$token =~ s/\.//g;
$token =~ s/\-//g;
# Trim off any trailing numbers or +foo tokens.
if ($token =~ /^([a-zA-Z]+)/) {
$token = $1;
}
else {
return undef;
}
# First 5 chars, at most.
$token = substr($token, 0, 5);
# Grab all root matches from the DB.
my $query_result =
DBQueryWarn("select uid from users where uid like '${token}%'");
return undef
if (!$query_result);
# Easy; no matches at all!
if (!$query_result->numrows) {
$uid = "$token" . "001";
}
else {
my $max = 0;
#
# Find unused slot. Must be a better way to do this!
#
while (my ($foo) = $query_result->fetchrow_array()) {
my $name;
my $number;
# Split name from number
if ($foo =~ /^([a-zA-Z]+)(\d*)$/) {
$name = $1;
$number = $2;
}
else {
return undef;
}
# Must be exact root
next
if ($name != $token);
# Backwards compatability; might not have appended number.
if (isset($number) && intval($number) > $max) {
$max = intval($number);
}
}
$max++;
$uid = $token . sprintf("%03d", $max);
}
}
#
# The array of inserts is assumed to be safe already. Generate
# a list of actual insert clauses to be joined below.
#
my @insert_data = (!defined($argref) ? () :
map("$_=" . DBQuoteSpecial($argref->{$_}),
keys(%{$argref})));
# Every user gets a new unique index.
my $uid_idx = TBGetUniqueIndex('next_uid');
#
# Get me an unused unix id.
#
my $unix_uid;
#
# Start here, and keep going if the one picked from the DB just
# happens to be in use (in the passwd file). Actually happens!
#
my $min_uid = $MIN_UNIX_UID;
while (! defined($unix_uid)) {
#
# Nice query, eh? Basically, find unused numbers by looking at