ed2fefad85
This is relatively uncontroversial functionality that has already proved useful when helping folks debug their stuff. Let's promote it to the stable interface. Closes: #1682 Approved by: rfairley
200 lines
8.1 KiB
Bash
Executable File
200 lines
8.1 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright (C) 2017 Red Hat Inc.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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set -euo pipefail
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. ${commondir}/libtest.sh
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. ${commondir}/libvm.sh
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set -x
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# We do various assertions on deployment length, need a reliably
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# clean slate.
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vm_rpmostree cleanup -pr
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vm_assert_layered_pkg foo absent
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vm_build_rpm foo
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vm_rpmostree install /var/tmp/vmcheck/yumrepo/packages/x86_64/foo-1.0-1.x86_64.rpm
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vm_assert_status_jq '.deployments|length == 2'
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echo "ok install foo locally"
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if vm_cmd rpm -q foo; then
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assert_not_reached "have foo?"
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fi
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assert_livefs_ok() {
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vm_rpmostree ex livefs --i-like-danger -n > livefs-analysis.txt
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assert_file_has_content livefs-analysis.txt 'livefs OK (dry run)'
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}
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assert_livefs_ok
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vm_assert_status_jq '.deployments|length == 2' \
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'.deployments[0]["live-replaced"]|not' \
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'.deployments[1]["live-replaced"]|not'
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vm_rpmostree ex livefs --i-like-danger
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vm_cmd rpm -q foo > rpmq.txt
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assert_file_has_content rpmq.txt foo-1.0-1
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vm_assert_status_jq '.deployments|length == 3' '.deployments[0]["live-replaced"]|not' \
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'.deployments[1]["live-replaced"]'
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echo "ok livefs stage1"
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vm_build_rpm test-livefs-with-etc \
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build 'echo "A config file for %{name}" > %{name}.conf' \
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install 'mkdir -p %{buildroot}/etc
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install %{name}.conf %{buildroot}/etc
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mkdir -p %{buildroot}/etc/%{name}/
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echo subconfig-one > %{buildroot}/etc/%{name}/subconfig-one.conf
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echo subconfig-two > %{buildroot}/etc/%{name}/subconfig-two.conf
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mkdir -p %{buildroot}/etc/%{name}/subdir
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echo subconfig-three > %{buildroot}/etc/%{name}/subdir/subconfig-three.conf
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mkdir -p %{buildroot}/etc/opt
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echo file-in-opt-subdir > %{buildroot}/etc/opt/%{name}-opt.conf' \
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files "/etc/%{name}.conf
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/etc/%{name}/*
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/etc/opt/%{name}*"
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# Simulate a service that adds a user and has data in tmpfiles.d
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vm_build_rpm test-livefs-service \
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build "echo test-livefs-service > test-livefs-service.txt" \
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install "mkdir -p %{buildroot}/{usr/share,var/lib/%{name}}
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install test-livefs-service.txt %{buildroot}/usr/share" \
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pre "groupadd -r livefs-group
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useradd -r livefs-user -g livefs-group -s /sbin/nologin" \
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files "/usr/share/%{name}.txt
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/var/lib/%{name}"
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# make sure there are no config files already present
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vm_cmd rm -rf /etc/test-livefs-with-etc \
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/etc/test-livefs-with-etc.conf \
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/etc/opt/test-livefs-with-etc-opt.conf
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vm_rpmostree install /var/tmp/vmcheck/yumrepo/packages/x86_64/test-livefs-{with-etc,service}-1.0-1.x86_64.rpm
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assert_livefs_ok
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vm_rpmostree ex livefs --i-like-danger
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vm_cmd rpm -q foo test-livefs-{with-etc,service} > rpmq.txt
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assert_file_has_content rpmq.txt foo-1.0-1 test-livefs-{with-etc,service}-1.0-1
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vm_cmd cat /etc/test-livefs-with-etc.conf > test-livefs-with-etc.conf
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assert_file_has_content test-livefs-with-etc.conf "A config file for test-livefs-with-etc"
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for v in subconfig-one subconfig-two subdir/subconfig-three; do
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vm_cmd cat /etc/test-livefs-with-etc/${v}.conf > test-livefs-with-etc.conf
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assert_file_has_content_literal test-livefs-with-etc.conf $(basename $v)
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done
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vm_cmd cat /etc/opt/test-livefs-with-etc-opt.conf > test-livefs-with-etc.conf
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assert_file_has_content test-livefs-with-etc.conf "file-in-opt-subdir"
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# Test /usr/lib/{passwd,group} bits
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vm_cmd getent passwd livefs-user > test-livefs-user.txt
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assert_file_has_content test-livefs-user.txt livefs-user
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vm_cmd getent group livefs-group > test-livefs-group.txt
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assert_file_has_content test-livefs-group.txt livefs-group
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# Test systemd-tmpfiles
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vm_cmd test -d /var/lib/test-livefs-service
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echo "ok livefs stage2"
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# Now, perform a further change in the pending
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vm_rpmostree uninstall test-livefs-with-etc-1.0-1.x86_64
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vm_assert_status_jq '.deployments|length == 3'
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echo "ok livefs preserved rollback"
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# Reset to rollback, undeploy pending
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reset() {
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vm_rpmostree reset
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vm_reboot
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vm_rpmostree cleanup -r
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vm_assert_status_jq '.deployments|length == 1' '.deployments[0]["live-replaced"]|not'
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}
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reset
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# If the admin created a config file before, we need to keep it
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vm_rpmostree install /var/tmp/vmcheck/yumrepo/packages/x86_64/test-livefs-with-etc-1.0-1.x86_64.rpm
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vm_cmd cat /etc/test-livefs-with-etc.conf || true
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vm_cmd echo custom \> /etc/test-livefs-with-etc.conf
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vm_cmd cat /etc/test-livefs-with-etc.conf
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vm_rpmostree ex livefs --i-like-danger
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vm_cmd cat /etc/test-livefs-with-etc.conf > test-livefs-with-etc.conf
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assert_file_has_content test-livefs-with-etc.conf "custom"
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echo "ok livefs preserved modified config"
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vm_rpmostree cleanup -p
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# make sure there's no layering going on somehow
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vm_assert_status_jq '.deployments[0]["base-checksum"]|not'
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vm_rpmostree deploy $(vm_get_booted_deployment_info checksum)
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echo "ok livefs redeploy booted commit"
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reset
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vm_rpmostree install /var/tmp/vmcheck/yumrepo/packages/x86_64/foo-1.0-1.x86_64.rpm
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vm_rpmostree ex livefs --i-like-danger
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# Picked a file that should be around, but harmless to change for testing. The
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# first is available on Fedora, the second on CentOS (and newer too).
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dummy_file_to_modify=usr/share/licenses/ostree/COPYING
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if ! vm_cmd test -f /${dummy_file_to_modify}; then
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dummy_file_to_modify=usr/share/ostree/trusted.gpg.d/README-gpg
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fi
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vm_cmd test -f /${dummy_file_to_modify}
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generate_upgrade() {
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# Create a modified vmcheck commit
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vm_ansible_inline <<EOF
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- shell: |
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set -xeuo pipefail
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cd /ostree/repo/tmp
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rm vmcheck -rf
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ostree checkout vmcheck vmcheck --fsync=0
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(date; echo "JUST KIDDING DO WHATEVER") >vmcheck/${dummy_file_to_modify}.new && mv vmcheck/${dummy_file_to_modify}{.new,}
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$@
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ostree commit -b vmcheck --tree=dir=vmcheck --link-checkout-speedup
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rm vmcheck -rf
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EOF
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}
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generate_upgrade
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# And remove the pending deployment so that our origin is now the booted
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vm_rpmostree cleanup -p
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vm_rpmostree upgrade
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vm_assert_status_jq '.deployments|length == 3' '.deployments[0]["live-replaced"]|not' \
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'.deployments[1]["live-replaced"]'
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echo "ok livefs not carried over across upgrades"
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reset
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generate_upgrade "mkdir -p vmcheck/usr/newsubdir && date > vmcheck/usr/newsubdir/date.txt"
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vm_rpmostree upgrade
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vm_assert_status_jq '.deployments|length == 2' '.deployments[0]["live-replaced"]|not' \
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'.deployments[1]["live-replaced"]|not'
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if vm_rpmostree ex livefs --i-like-danger -n &> livefs-analysis.txt; then
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assert_not_reached "livefs succeeded?"
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fi
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vm_assert_status_jq '.deployments|length == 2' '.deployments[0]["live-replaced"]|not' \
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'.deployments[1]["live-replaced"]|not'
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assert_file_has_content livefs-analysis.txt 'No packages added'
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echo "ok no modifications"
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# And now replacement
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vm_rpmostree ex livefs -n --i-like-danger --dangerous-do-not-use-replace &> livefs-analysis.txt
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assert_file_has_content livefs-analysis.txt 'livefs OK (dry run)'
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vm_assert_status_jq '.deployments|length == 2' '.deployments[0]["live-replaced"]|not' \
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'.deployments[1]["live-replaced"]|not'
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vm_rpmostree ex livefs --i-like-danger --dangerous-do-not-use-replace
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vm_cmd cat /${dummy_file_to_modify} > dummyfile.txt
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assert_file_has_content dummyfile.txt "JUST KIDDING DO WHATEVER"
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vm_cmd test -f /usr/newsubdir/date.txt
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vm_assert_status_jq '.deployments|length == 3' '.deployments[0]["live-replaced"]|not' \
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'.deployments[1]["live-replaced"]' '.deployments[1]["booted"]'
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echo "ok modifications"
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