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[clinton/scripts.git] / create-user

#!/bin/bash -ex

# MUST be executed:
#  - on deleuze
#  - as a user with an /etc/sudoers line
#  - member of wheel unix group
#  - while holding tokens for a user who is:
#     - a member of system:administrator
#     - listed in 'bos listusers deleuze'

USER=$1

if test -z "$USER"; then
	echo "Invoke as create-user <USERNAME>"
	exit 1
fi


#
# Kerberos principals
# (creat kerberos principals: fred, fred/cgi, fred/mailfilter)
#

# We use -randkey for user's main principal as well, to make sure that
# the creation process does not continue without having a main 
# principal. (But you who want to set password for a user, don't 
# worry - we'll invoke cpw later, so that it has the same effect
# as setting password right now - while it is more error tolerant).

sudo kadmin.local -p root/admin -q "ank -policy user -randkey $USER@HCOOP.NET"
sudo kadmin.local -p root/admin -q "ank -policy mailfilter -randkey $USER/mailfilter@HCOOP.NET"
sudo kadmin.local -p root/admin -q "ank -policy cgi -randkey $USER/cgi@HCOOP.NET"


#
# Create AFS users corresponding to krb5 principals.
# (fred/cgi principal == fred.cgi AFS user)
#

pts cu $USER || true
ID=`pts examine $USER | head -n1 | sed 's_.*, id: *__' | sed 's_,.*__'`
pts cu $USER.mailfilter $ID_MF || true
ID_MF=`pts examine $USER.mailfilter | head -n1 | sed 's_.*, id: *__' | sed 's_,.*__'`
pts cu $USER.cgi || true
ID_CGI=`pts examine $USER.cgi | head -n1 | sed 's_.*, id: *__' | sed 's_,.*__'`


#
# Construct various paths for later perusal.
#

# (If it's not clear, for user fred, PATHBITS = f/fr/fred)
PATHBITS=`echo $USER | head -c 1`/`echo $USER | head -c 2`/$USER
HOMEPATH=/afs/hcoop.net/user/$PATHBITS
MAILPATH=/afs/hcoop.net/common/email/$PATHBITS
DBPATH=/afs/hcoop.net/common/databases/$PATHBITS
PGDIR=$DBPATH/postgres
MYSQLDIR=$DBPATH/mysql


#
# Create LDAP entries. (With the whole libnss-ptdb, I kind of
# lost the idea of what I want to do with LDAP, but we'll 
# see with time how well it integrates...)
# The ID returned from AFS is important here, we want to make
# sure those IDs match.
#

# USER entry
echo "
dn: uid=$USER,ou=People,dc=hcoop,dc=net
objectClass: top
objectClass: person
objectClass: posixAccount
cn: $USER
uid: $USER
gidNumber: $ID
homeDirectory: $HOMEPATH
sn: $USER
host: abulafia
host: mire

dn: cn=$USER,ou=Group,dc=hcoop,dc=net
objectClass: top
objectClass: posixGroup
cn: $USER
gidNumber: $ID
memberUid: $USER
" | sudo ldapadd -x -D cn=admin,dc=hcoop,dc=net -y /etc/ldap.secret

# USER.mailfilter entry
echo "
dn: uid=$USER.mailfilter,ou=People,dc=hcoop,dc=net
objectClass: top
objectClass: person
objectClass: posixAccount
cn: $USER.mailfilter
uid: $USER.mailfilter
gidNumber: $ID_MF
homeDirectory: $HOMEPATH
sn: $USER.mailfilter

dn: cn=$USER.mailfilter,ou=Group,dc=hcoop,dc=net
objectClass: top
objectClass: posixGroup
cn: $USER.mailfilter
gidNumber: $ID_MF
memberUid: $USER.mailfilter
" | sudo ldapadd -x -D cn=admin,dc=hcoop,dc=net -y /etc/ldap.secret

# USER.cgi entry
echo "
dn: uid=$USER.cgi,ou=People,dc=hcoop,dc=net
objectClass: top
objectClass: person
objectClass: posixAccount
cn: $USER.cgi
uid: $USER.cgi
gidNumber: $ID_CGI
homeDirectory: $HOMEPATH
sn: $USER.cgi

dn: cn=$USER.cgi,ou=Group,dc=hcoop,dc=net
objectClass: top
objectClass: posixGroup
cn: $USER.cgi
gidNumber: $ID_CGI
memberUid: $USER.cgi
" | sudo ldapadd -x -D cn=admin,dc=hcoop,dc=net -y /etc/ldap.secret


#
# Export .mailfilter and .cgi keys to a keytab file
#

# create a mailfilter keytab (used by /etc/exim4/get-token)
sudo kadmin.local -p root/admin -q "ktadd -k /etc/keytabs/mailfilter/$USER $USER/mailfilter@HCOOP.NET"
# create a cgi keytab
sudo kadmin.local -p root/admin -q "ktadd -k /etc/keytabs/cgi/$USER $USER/cgi@HCOOP.NET"

# Properly chown/mod keytab files (www-data must own the cgi keytab)
sudo chown www-data:wheel /etc/keytabs/cgi/$USER
sudo chown $USER:wheel    /etc/keytabs/mailfilter/$USER
sudo chmod 440            /etc/keytabs/cgi/$USER /etc/keytabs/mailfilter/$USER

# FIXME: rsync keytabs to mire?

#
# Create/mount/set-perms on user's volumes (home, mail, databases, logs)
#

# HOME VOLUME
vos create deleuze.hcoop.net /vicepa user.$USER -maxquota 400000
mkdir -p `dirname $HOMEPATH`
fs mkm $HOMEPATH user.$USER
chown $USER $HOMEPATH
fs sa $HOMEPATH $USER            all
fs sa $HOMEPATH system:anyuser   rl

# Apache logs
mkdir -p $HOMEPATH/logs/apache
fs sa    $HOMEPATH/logs/apache $USER.cgi rlwidk

# MAIL VOLUME
vos create deleuze.hcoop.net /vicepa mail.$USER -maxquota 400000
mkdir -p `dirname $MAILPATH`
fs mkm $MAILPATH         mail.$USER
fs mkm $HOMEPATH/Maildir mail.$USER
fs sa $MAILPATH $USER            all
fs sa $MAILPATH $USER.mailfilter all

# DATABASE VOLUME
if ! vos examine db.$USER >/dev/null 2>/dev/null; then
  mkdir -p `dirname /afs/.hcoop.net/common/.databases/$PATHBITS`
  vos create -server afs -partition a -name db.$USER -maxquota 400000
  fs mkmount -dir /afs/.hcoop.net/common/.databases/$PATHBITS -vol db.$USER -rw
  vos release common.databases
  fs sa -dir $DBPATH -acl system:postgres l
  fs sa -dir $DBPATH -acl system:mysql    l
  fs sa -dir $DBPATH -acl system:backup   rl
fi

# Create postgres user and tablespace placeholder within volume
if ! [ -d $PGDIR ]; then
  mkdir -p $PGDIR
  chown postgres:postgres $PGDIR
  fs sa -dir $PGDIR -acl system:postgres write

 sudo -u postgres psql -c "CREATE TABLESPACE user_$USER OWNER postgres LOCATION '$PGDIR'" template1
fi

# Create mysql user and databases placeholder within volume
mkdir -p $MYSQLDIR
chown mysql:mysql $MYSQLDIR
fs sa -dir $MYSQLDIR -acl system:mysql  write


#
# Mount points for backup volumes
#

mkdir -p `dirname /afs/hcoop.net/old/user/$PATHBITS`
mkdir -p `dirname /afs/hcoop.net/old/mail/$PATHBITS`
fs mkm /afs/hcoop.net/old/user/$PATHBITS user.$USER.backup
fs mkm /afs/hcoop.net/old/mail/$PATHBITS mail.$USER.backup

vos syncserv deleuze
vos syncvldb deleuze
fs checkvolumes

#
# Finally, set password for main user's principal
# Aborting this operation is harmless. Just re-invoke cpw.
# 
sudo kadmin.local -p root/admin -q "cpw $USER@HCOOP.NET"