import WALinuxAgent-2.7.0.6-9.el9

SOURCES/90-tpm2-import.rules

@@ -0,0 +1 @@
+SUBSYSTEM=="block", ENV{ID_FS_TYPE}=="crypto_LUKS", RUN+="/usr/sbin/tpm2-luks-import.sh /dev/$name"

SOURCES/module-setup-cvm.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/bash
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+check() {
+    return 0
+}
+
+depends() {
+    echo tpm2-tss
+    return 0
+}
+
+install() {
+    inst_multiple -o \
+        cryptsetup cut mktemp base64 uname hexdump \
+        tpm2_flushcontext tpm2_import tpm2_load tpm2_unseal tpm2_create tpm2_createprimary \
+        /usr/sbin/tpm2-luks-import.sh /lib/udev/rules.d/90-tpm2-import.rules
+}

SOURCES/tpm2-luks-import.sh

@@ -0,0 +1,74 @@
+#! /bin/bash -e
+#
+# SPDX-License-Identifier: LGPL-2.1-or-later
+#
+# This script goes through all 'tpm2-import' tokens and converts them
+# to 'systemd-tpm2' ones.
+#
+
+getval () {
+    grep ^\"$2\" $1 | cut -f 2 -d ':' | sed 's/\"//g'
+}
+
+if [[ ! -b "$1" ]]; then
+    echo "Device $1 does not exist!" 1>&2
+    exit 1
+fi
+
+/usr/sbin/cryptsetup luksDump "$1" | sed -n '/^Tokens:/,/^Digests:/p' | grep ' tpm2-import' | cut -d ':' -f 1 | while read tokenid; do
+    echo "Importing token $tokenid from $1"
+    token=`mktemp`
+    /usr/sbin/cryptsetup token export --token-id "$tokenid" "$1" | sed -e 's/[{}]/''/g' -e 's/\[//g' -e 's/\]//g' -e 's/,\"/\n"/g' > "$token"
+    tempdir=`mktemp -d`
+    pushd "$tempdir" > /dev/null
+    # Save token data to inidividual files to process them with tpm2-tools
+    getval "$token" "parent_pub" | base64 -d > parent.pub
+    getval "$token" "parent_prv" | base64 -d > parent.prv
+    getval "$token" "parent_seed" | base64 -d > parent.seed
+    getval "$token" "seal_pub" | base64 -d > seal.pub
+    getval "$token" "seal_prv" | base64 -d > seal.prv
+    getval "$token" "pcrpolicy_dat" | base64 -d > pcrpolicy.dat
+    if [ ! -z `getval "$token" "unique_dat"` ]; then
+        getval "$token" "unique_dat" | base64 -d > unique.dat
+    fi
+    echo "Unsealing volume key"
+    # Import sealed object
+    tpm2_flushcontext -t
+    if [ ! -f "unique.dat" ]; then
+        tpm2_createprimary -Q -C o -a 'restricted|decrypt|fixedtpm|fixedparent|sensitivedataorigin|userwithauth|noda' -g sha256 -G rsa -c primary.ctx
+    else
+        tpm2_createprimary -Q -C o -a 'restricted|decrypt|fixedtpm|fixedparent|sensitivedataorigin|userwithauth|noda' -g sha256 -G rsa -u unique.dat -c primary.ctx
+    fi
+    tpm2_flushcontext -t
+    tpm2_import -Q -C primary.ctx -u parent.pub -i parent.prv -r parent_imported.prv -s parent.seed
+    tpm2_flushcontext -t
+    tpm2_load -Q -C primary.ctx -u parent.pub -r parent_imported.prv -c parent.ctx
+    tpm2_flushcontext -t
+    tpm2_load -Q -C parent.ctx -u seal.pub -r seal.prv -c seal.ctx
+    tpm2_flushcontext -t
+    tpm2_unseal -Q -c seal.ctx -p pcr:`getval "$token" tpm2-pcr-bank`:`getval "$token" tpm2-pcrs` > volume_key
+    tpm2_flushcontext -t
+    echo "Sealing new volume key"
+    # Create a new sealed object under primary ECC key
+    tpm2_createprimary -Q -C o -g sha256 -G ecc:null:aes128cfb -c primary_ecc.ctx
+    tpm2_flushcontext -t
+    tpm2_create -Q -u seal_local.pub -r seal_local.prv -C primary_ecc.ctx -L pcrpolicy.dat -i volume_key
+    # Create a new systemd-tpm2 compatible token
+    echo "Adding new LUKS token to $1"
+    echo '{"type":"systemd-tpm2","keyslots":["'`getval "$token" keyslots`'"],
+           "tpm2-blob":"'`cat seal_local.prv seal_local.pub | base64 -w0`'",
+	   "tpm2-pcrs":['`getval "$token" tpm2-pcrs`'],
+           "tpm2-pcr-bank":"'`getval "$token" tpm2-pcr-bank`'",
+	   "tpm2-primary-alg":"ecc",
+	   "tpm2-policy-hash":"'`hexdump -ve '1/1 "%.2x"' pcrpolicy.dat`'",
+	   "tpm2-pin": false,
+	   "kversion": "'`uname -r`'"}' | /usr/sbin/cryptsetup token import "$1"
+    # Remove tpm2-import token now
+    echo "Removing now-unneeded token $tokenid from $1"
+    /usr/sbin/cryptsetup token remove --token-id "$tokenid" "$1"
+    echo "Importing token $tokenid from $1 finished successfully"
+    popd > /dev/null
+    # Cleanup
+    rm -rf "$tempdir"
+    rm -f "$token"
+done

SPECS/WALinuxAgent.spec

@@ -1,15 +1,19 @@
 %global with_legacy 0
-%global dracut_modname 97walinuxagent
+%global dracut_modname_udev 97walinuxagent
+%global dracut_modname_cvm 97walinuxagentcvm
 
 Name:           WALinuxAgent
 Version:        2.7.0.6
-Release:        6%{?dist}.1
+Release:        9%{?dist}
 Summary:        The Microsoft Azure Linux Agent
 
 License:        ASL 2.0
 URL:            https://github.com/Azure/%{name}
 Source0:        https://github.com/Azure/%{name}/archive/v%{version}.tar.gz
-Source1:        module-setup.sh
+Source1:        module-setup-udev.sh
+Source2:        module-setup-cvm.sh
+Source3:        90-tpm2-import.rules
+Source4:        tpm2-luks-import.sh
 
 # Python3.9 fixes
 Patch0001: 0001-Initial-redhat-build-configuation.patch
@@ -66,6 +70,14 @@ Summary:        Udev rules for Microsoft Azure
 %description udev
 Udev rules specific to Microsoft Azure Virtual Machines.
 
+%package cvm
+Summary:        Microsoft Azure CVM specific tools
+Requires: tpm2-tools
+Requires: cryptsetup
+
+%description cvm
+Scripts and udev rules specific to Microsoft Azure Confidential Virtual Machines.
+
 %prep
 %setup -q
 %autopatch -p1
@@ -95,7 +107,15 @@ rm -f %{buildroot}%{_sbindir}/waagent2.0
 
 mv %{buildroot}%{_sysconfdir}/logrotate.d/waagent.logrotate %{buildroot}%{_sysconfdir}/logrotate.d/%{name}
 
-install -m0755 -D -t %{buildroot}%{_prefix}/lib/dracut/modules.d/%{dracut_modname}/ %{SOURCE1}
+mkdir -p %{buildroot}%{_prefix}/lib/dracut/modules.d/%{dracut_modname_udev}
+cp %{SOURCE1} %{buildroot}%{_prefix}/lib/dracut/modules.d/%{dracut_modname_udev}/module-setup.sh
+chmod 0755 %{buildroot}%{_prefix}/lib/dracut/modules.d/%{dracut_modname_udev}/module-setup.sh
+
+mkdir -p %{buildroot}%{_prefix}/lib/dracut/modules.d/%{dracut_modname_cvm}
+cp %{SOURCE2} %{buildroot}%{_prefix}/lib/dracut/modules.d/%{dracut_modname_cvm}/module-setup.sh
+chmod 0755 %{buildroot}%{_prefix}/lib/dracut/modules.d/%{dracut_modname_cvm}/module-setup.sh
+install -m0644 -D -t %{buildroot}%{_udevrulesdir}/ %{SOURCE3}
+install -m0755 -D -t %{buildroot}%{_sbindir} %{SOURCE4}
 
 %post
 %systemd_post waagent.service
@@ -122,8 +142,16 @@ rm -rf %{_unitdir}/waagent.service.d/
 %{python3_sitelib}/*.egg-info
 
 %files udev
-%{_udevrulesdir}/*.rules
+%{_udevrulesdir}/66-azure-storage.rules
-%{_prefix}/lib/dracut/modules.d/%{dracut_modname}/*.sh
+%{_udevrulesdir}/99-azure-product-uuid.rules
+%dir %{_prefix}/lib/dracut/modules.d/%{dracut_modname_udev}
+%{_prefix}/lib/dracut/modules.d/%{dracut_modname_udev}/*.sh
+
+%files cvm
+%{_sbindir}/tpm2-luks-import.sh
+%{_udevrulesdir}/90-tpm2-import.rules
+%dir %{_prefix}/lib/dracut/modules.d/%{dracut_modname_cvm}
+%{_prefix}/lib/dracut/modules.d/%{dracut_modname_cvm}/*.sh
 
 %if 0%{?with_legacy}
 %files legacy
@@ -131,10 +159,20 @@ rm -rf %{_unitdir}/waagent.service.d/
 %endif
 
 %changelog
-* Tue Feb 14 2023 Miroslav Rezanina <mrezanin@redhat.com> - 2.7.0.6-6.el9_1.1
+* Wed Feb 08 2023 Miroslav Rezanina <mrezanin@redhat.com> - 2.7.0.6-9
-- wla-redhat-Explicitly-list-udev-rule-requirements-in-the.patch [bz#2168913]
+- wla-redhat-Adjust-tpm2_createprimary-key-attributes-to-m.patch [bz#2167322]
-- Resolves: bz#2168913
+- Resolves: bz#2167322
-  (/dev/disk/azure/ is created as symlink to sr0 or sda and not as a directory[Azure] [rhel-9.1.0.z])
+  (Adjust TPM primary key creation parameters to match Azure)
+
+* Mon Feb 06 2023 Miroslav Rezanina <mrezanin@redhat.com> - 2.7.0.6-8
+- wla-redhat-Explicitly-list-udev-rule-requirements-in-the.patch [bz#2165042]
+- Resolves: bz#2165042
+  ([9.0.z] /dev/disk/azure/ is created as symlink to sr0 or sda and not as a directory[Azure])
+
+* Mon Jan 23 2023 Miroslav Rezanina <mrezanin@redhat.com> - 2.7.0.6-7
+- wla-redhat-Azure-CVM-specific-udev-rules.patch [bz#2162668]
+- Resolves: bz#2162668
+  (Add support for importing remotely sealed TPM2 objects)
 
 * Mon Aug 29 2022 Miroslav Rezanina <mrezanin@redhat.com> - 2.7.0.6-6
 - wla-redhat-Remove-files-inside-WALA-services-directory.patch [bz#2114768]