extend support for variant builds

Dockerfile

@@ -55,15 +55,15 @@ RUN --mount=source=.cargo,target=/home/builder/.cargo \
     --mount=source=workspaces,target=/home/builder/rpmbuild/BUILD/workspaces \
     rpmbuild -ba --clean rpmbuild/SPECS/${PACKAGE}.spec
 
-FROM scratch AS rpm
+FROM scratch AS package
 COPY --from=rpmbuild /home/builder/rpmbuild/RPMS/*/*.rpm /output/
 
 FROM sdk AS imgbuild
 ARG PACKAGES
 ARG ARCH
 ARG NOCACHE
-ARG FLAVOR
-ENV FLAVOR=${FLAVOR}
+ARG VARIANT
+ENV VARIANT=${VARIANT}
 WORKDIR /root
 
 USER root
@@ -91,5 +91,5 @@ RUN --mount=target=/host \
         --output-dir=/local/output \
     && echo ${NOCACHE}
 
-FROM scratch AS image
+FROM scratch AS variant
 COPY --from=imgbuild /local/output/* /output/

Makefile.toml

@@ -9,14 +9,15 @@ BUILDSYS_TOOLS_DIR = "${BUILDSYS_ROOT_DIR}/tools"
 BUILDSYS_SOURCES_DIR = "${BUILDSYS_ROOT_DIR}/workspaces"
 BUILDSYS_TIMESTAMP = { script = ["date +%s"] }
 BUILDSYS_VERSION = { script = ["git describe --tag --dirty || date +%Y%m%d"] }
+BUILDSYS_VARIANT = "aws-k8s"
+
 CARGO_HOME = "${BUILDSYS_ROOT_DIR}/.cargo"
 CARGO_MAKE_CARGO_ARGS = "--jobs 8 --offline --locked"
 GO_MOD_CACHE = "${BUILDSYS_ROOT_DIR}/.gomodcache"
 GO_VERSION = "1.12.5"
 DOCKER_BUILDKIT = "1"
 
 [env.development]
-IMAGE = "aws-k8s"
 # Defined here to allow us to override ${BUILDSYS_ARCH} on the command line.
 BUILDSYS_SDK_IMAGE = "thar/sdk-${BUILDSYS_ARCH}:0.0.1"
 # Permit pulling directly Upstream URLs when lookaside cache results in MISSes.
@@ -69,7 +70,7 @@ fi
 dependencies = ["setup"]
 script = [
 '''
-for ws in workspaces packages images tools/buildsys ; do
+for ws in workspaces packages variants tools/buildsys ; do
   cargo fetch --locked --manifest-path ${ws}/Cargo.toml
 done
 chmod o+r -R ${CARGO_HOME}
@@ -133,24 +134,24 @@ cargo build \
 '''
 ]
 
-[tasks.build-images]
+[tasks.build-variant]
 dependencies = ["build-packages"]
 script = [
 '''
 export PATH="${BUILDSYS_TOOLS_DIR}/bin:${PATH}"
 cargo build \
   ${CARGO_BUILD_ARGS} \
   ${CARGO_MAKE_CARGO_ARGS} \
-  --manifest-path images/Cargo.toml \
-  --package ${IMAGE}
+  --manifest-path variants/Cargo.toml \
+  --package ${BUILDSYS_VARIANT}
 '''
 ]
 
 [tasks.world-packages]
 alias = "build-packages"
 
-[tasks.world-images]
-alias = "build-images"
+[tasks.world-variant]
+alias = "build-variant"
 
 [tasks.check-licenses]
 dependencies = ["fetch"]
@@ -165,37 +166,39 @@ script = [
 dependencies = ["fetch"]
 script = [
 '''
-for link in ${BUILDSYS_OUTPUT_DIR}/thar*.lz4; do
-	if [ -L "${link}" ]; then
-		rm ${link}
-	fi
+PREFIX="thar-${BUILDSYS_ARCH}-${BUILDSYS_VARIANT}"
+for link in ${BUILDSYS_OUTPUT_DIR}/${PREFIX}-*.lz4; do
+  if [ -L "${link}" ]; then
+    rm ${link}
+  fi
 done
 '''
 ]
 
-[tasks.link-images]
+[tasks.link-variant]
 script = [
 '''
-PREFIX="thar-${BUILDSYS_ARCH}-${IMAGE}-${BUILDSYS_VERSION}"
-ln -s ${BUILDSYS_OUTPUT_DIR}/thar-${BUILDSYS_ARCH}.img.lz4 \
-	${BUILDSYS_OUTPUT_DIR}/${PREFIX}.img.lz4
-ln -s ${BUILDSYS_OUTPUT_DIR}/thar-${BUILDSYS_ARCH}-data.img.lz4 \
-	${BUILDSYS_OUTPUT_DIR}/${PREFIX}-data.img.lz4
-ln -s ${BUILDSYS_OUTPUT_DIR}/thar-${BUILDSYS_ARCH}-boot.ext4.lz4 \
-	${BUILDSYS_OUTPUT_DIR}/${PREFIX}-boot.ext4.lz4
-ln -s ${BUILDSYS_OUTPUT_DIR}/thar-${BUILDSYS_ARCH}-root.ext4.lz4 \
-	${BUILDSYS_OUTPUT_DIR}/${PREFIX}-root.ext4.lz4
-ln -s ${BUILDSYS_OUTPUT_DIR}/thar-${BUILDSYS_ARCH}-root.verity.lz4 \
-	${BUILDSYS_OUTPUT_DIR}/${PREFIX}-root.verity.lz4
+PREFIX="thar-${BUILDSYS_ARCH}-${BUILDSYS_VARIANT}"
+VERSIONED="${PREFIX}-${BUILDSYS_VERSION}"
+ln -snf ${BUILDSYS_OUTPUT_DIR}/${PREFIX}.img.lz4 \
+  ${BUILDSYS_OUTPUT_DIR}/${VERSIONED}.img.lz4
+ln -snf ${BUILDSYS_OUTPUT_DIR}/${PREFIX}-data.img.lz4 \
+  ${BUILDSYS_OUTPUT_DIR}/${VERSIONED}-data.img.lz4
+ln -snf ${BUILDSYS_OUTPUT_DIR}/${PREFIX}-boot.ext4.lz4 \
+  ${BUILDSYS_OUTPUT_DIR}/${VERSIONED}-boot.ext4.lz4
+ln -snf ${BUILDSYS_OUTPUT_DIR}/${PREFIX}-root.ext4.lz4 \
+  ${BUILDSYS_OUTPUT_DIR}/${VERSIONED}-root.ext4.lz4
+ln -snf ${BUILDSYS_OUTPUT_DIR}/${PREFIX}-root.verity.lz4 \
+  ${BUILDSYS_OUTPUT_DIR}/${VERSIONED}-root.verity.lz4
 '''
 ]
 
 [tasks.build]
 dependencies = [
     "link-clean",
-    "build-images",
+    "build-variant",
     "check-licenses",
-    "link-images",
+    "link-variant",
 ]
 
 [tasks.world]
@@ -207,7 +210,7 @@ script = ['tools/gen-docs.sh']
 [tasks.clean]
 script = [
 '''
-for ws in workspaces packages images tools/buildsys ; do
+for ws in workspaces packages variants tools/buildsys ; do
   cargo clean --manifest-path ${ws}/Cargo.toml
 done
 rm -f ${BUILDSYS_TOOLS_DIR}/bin/buildsys

macros/shared

@@ -37,6 +37,8 @@
 %_cross_unitdir %{_cross_rootdir}%{_unitdir}
 %_cross_userunitdir %{_cross_rootdir}%{_userunitdir}
 %_cross_journalcatalogdir %{_cross_rootdir}%{_journalcatalogdir}
+%_cross_systemdgeneratordir %{_cross_rootdir}%{_systemdgeneratordir}
+%_cross_systemdusergeneratordir %{_cross_rootdir}%{_systemdusergeneratordir}
 %_cross_sysusersdir %{_cross_rootdir}%{_sysusersdir}
 %_cross_sysctldir %{_cross_rootdir}%{_sysctldir}
 %_cross_templatedir %{_cross_datadir}/templates

packages/host-ctr/host-containerd-tmpfiles.conf

@@ -0,0 +1 @@
+C /etc/host-containerd/config.toml - - - -

packages/host-ctr/host-ctr.spec

@@ -1,12 +1,16 @@
 %global workspace_name host-ctr
-%global systemd_systemdir %{_cross_libdir}/systemd/system
 
 Name: %{_cross_os}%{workspace_name}
 Version: 0.0
 Release: 0%{?dist}
 Summary: Thar host container runner
 License: FIXME
 BuildRequires: %{_cross_os}glibc-devel
+Requires: %{_cross_os}containerd
+
+Source10: host-containerd.service
+Source11: host-containerd-tmpfiles.conf
+Source12: host-containerd-config.toml
 
 %description
 %{summary}.
@@ -24,7 +28,19 @@ go build -buildmode=pie -tags="${BUILDTAGS}" -o host-ctr
 install -d %{buildroot}%{_cross_bindir}
 install -p -m 0755 host-ctr %{buildroot}%{_cross_bindir}
 
+install -d %{buildroot}%{_cross_unitdir}
+install -p -m 0644 %{S:10} %{buildroot}%{_cross_unitdir}
+
+install -d %{buildroot}%{_cross_tmpfilesdir}
+install -p -m 0644 %{S:11} %{buildroot}%{_cross_tmpfilesdir}/host-containerd.conf
+
+install -d %{buildroot}%{_cross_factorydir}%{_cross_sysconfdir}/host-containerd
+install -p -m 0644 %{S:12} %{buildroot}%{_cross_factorydir}%{_cross_sysconfdir}/host-containerd/config.toml
+
 %files
 %{_cross_bindir}/host-ctr
+%{_cross_unitdir}/host-containerd.service
+%{_cross_tmpfilesdir}/host-containerd.conf
+%{_cross_factorydir}%{_cross_sysconfdir}/host-containerd/config.toml
 
 %changelog

packages/login/login

@@ -0,0 +1,2 @@
+#!/bin/bash
+exec bash --login

packages/login/login.spec

@@ -1,26 +1,23 @@
 Name: %{_cross_os}login
 Version: 0.0.1
 Release: 1%{?dist}
-Summary: A login that doesn't actually allow logins
+Summary: A login helper
 License: FIXME
-Source0: login.c
+Source0: login
 BuildRequires: %{_cross_os}glibc-devel
-
-# This package should only be installed if there is no shell.
-Conflicts: %{_cross_os}bash
+Requires: %{_cross_os}bash
+Requires: %{_cross_os}systemd-console
 
 %description
 %{summary}.
 
 %prep
 
 %build
-%set_cross_build_flags
-%{_cross_target}-gcc ${CFLAGS} ${LDFLAGS} -o login %{S:0}
 
 %install
 install -d %{buildroot}%{_cross_bindir}
-install -p -m 0755 login %{buildroot}%{_cross_bindir}/login
+install -p -m 0755 %{S:0} %{buildroot}%{_cross_bindir}/login
 
 %files
 %{_cross_bindir}/login

packages/release/release-tmpfiles.conf

@@ -1,4 +1,3 @@
 C /etc/hosts - - - -
 C /etc/nsswitch.conf - - - -
 C /etc/wicked/ifconfig/eth0.xml - - - -
-C /etc/host-containerd/config.toml - - - -

packages/release/release.spec

@@ -1,14 +1,9 @@
-# To include a shell in Thar, set this to bcond_without.
-%bcond_with shell # without
-
 Name: %{_cross_os}release
 Version: 0.1.6
 Release: 1%{?dist}
 Summary: Thar release
 License: Public Domain
 
-Source1: login
-
 Source10: hosts
 Source11: nsswitch.conf
 Source98: release-sysctl.conf
@@ -19,8 +14,6 @@ Source200: hostname.template
 
 Source1000: eth0.xml
 Source1002: configured.target
-Source1003: host-containerd.service
-Source1004: host-containerd-config.toml
 Source1006: prepare-local.service
 Source1007: var.mount
 Source1008: opt.mount
@@ -30,9 +23,6 @@ BuildArch: noarch
 Requires: %{_cross_os}acpid
 Requires: %{_cross_os}apiclient
 Requires: %{_cross_os}apiserver
-%if %{with shell}
-Requires: %{_cross_os}bash
-%endif
 Requires: %{_cross_os}ca-certificates
 Requires: %{_cross_os}chrony
 Requires: %{_cross_os}coreutils
@@ -47,9 +37,6 @@ Requires: %{_cross_os}iproute
 Requires: %{_cross_os}kernel
 Requires: %{_cross_os}kernel-modules
 Requires: %{_cross_os}bork
-%if %{without shell}
-Requires: %{_cross_os}login
-%endif
 Requires: %{_cross_os}moondog
 Requires: %{_cross_os}netdog
 Requires: %{_cross_os}signpost
@@ -65,7 +52,6 @@ Requires: %{_cross_os}updog
 Requires: %{_cross_os}util-linux
 Requires: %{_cross_os}preinit
 Requires: %{_cross_os}wicked
-Requires: %{_cross_os}host-ctr
 
 %description
 %{summary}.
@@ -75,21 +61,12 @@ Requires: %{_cross_os}host-ctr
 %build
 
 %install
-
-%if %{with shell}
-install -d %{buildroot}%{_cross_bindir}
-install -p -m 0755 %{S:1} %{buildroot}%{_cross_bindir}
-%endif
-
 install -d %{buildroot}%{_cross_factorydir}%{_cross_sysconfdir}
 install -p -m 0644 %{S:10} %{S:11} %{buildroot}%{_cross_factorydir}%{_cross_sysconfdir}
 
 install -d %{buildroot}%{_cross_factorydir}%{_cross_sysconfdir}/wicked/ifconfig
 install -p -m 0644 %{S:1000} %{buildroot}%{_cross_factorydir}%{_cross_sysconfdir}/wicked/ifconfig
 
-install -d %{buildroot}%{_cross_factorydir}%{_cross_sysconfdir}/host-containerd
-install -p -m 0644 %{S:1004} %{buildroot}%{_cross_factorydir}%{_cross_sysconfdir}/host-containerd/config.toml
-
 install -d %{buildroot}%{_cross_sysctldir}
 install -p -m 0644 %{S:98} %{buildroot}%{_cross_sysctldir}/80-release.conf
 
@@ -104,24 +81,19 @@ VERSION_ID=%{version}
 EOF
 
 install -d %{buildroot}%{_cross_unitdir}
-install -p -m 0644 %{S:1002} %{S:1003} %{S:1006} %{S:1007} %{S:1008} %{S:1010} %{buildroot}%{_cross_unitdir}
+install -p -m 0644 %{S:1002} %{S:1006} %{S:1007} %{S:1008} %{S:1010} %{buildroot}%{_cross_unitdir}
 
 install -d %{buildroot}%{_cross_templatedir}
 install -p -m 0644 %{S:200} %{buildroot}%{_cross_templatedir}/hostname
 
 %files
-%if %{with shell}
-%{_cross_bindir}/login
-%endif
 %{_cross_factorydir}%{_cross_sysconfdir}/hosts
 %{_cross_factorydir}%{_cross_sysconfdir}/nsswitch.conf
 %{_cross_factorydir}%{_cross_sysconfdir}/wicked/ifconfig/eth0.xml
-%{_cross_factorydir}%{_cross_sysconfdir}/host-containerd/config.toml
 %{_cross_sysctldir}/80-release.conf
 %{_cross_tmpfilesdir}/release.conf
 %{_cross_libdir}/os-release
 %{_cross_unitdir}/configured.target
-%{_cross_unitdir}/host-containerd.service
 %{_cross_unitdir}/prepare-local.service
 %{_cross_unitdir}/var.mount
 %{_cross_unitdir}/opt.mount

packages/systemd/systemd.spec

@@ -47,6 +47,12 @@ Requires: %{_cross_os}libxcrypt
 %description
 %{summary}.
 
+%package console
+Summary: Files for console login using the System and Service Manager
+
+%description console
+%{summary}.
+
 %package devel
 Summary: Files for development using the System and Service Manager
 Requires: %{name}
@@ -250,6 +256,19 @@ rm -f %{buildroot}%{_cross_libdir}/systemd/network/*
 %exclude %{_cross_localstatedir}/log/README
 %exclude %{_cross_rundir}
 
+%exclude %{_cross_systemdgeneratordir}/systemd-getty-generator
+%exclude %{_cross_unitdir}/console-getty.service
+%exclude %{_cross_unitdir}/[email protected]
+%exclude %{_cross_unitdir}/[email protected]
+%exclude %{_cross_unitdir}/[email protected]
+
+%files console
+%{_cross_systemdgeneratordir}/systemd-getty-generator
+%{_cross_unitdir}/console-getty.service
+%{_cross_unitdir}/[email protected]
+%{_cross_unitdir}/[email protected]
+%{_cross_unitdir}/[email protected]
+
 %files devel
 %{_cross_libdir}/libsystemd.so
 %{_cross_libdir}/libudev.so

packages/workspaces/workspaces.spec

@@ -94,6 +94,7 @@ Requires: %{_cross_os}apiserver = %{version}-%{release}
 %package -n %{_cross_os}host-containers
 Summary: Manages system- and user-defined host containers
 Requires: %{_cross_os}apiserver = %{version}-%{release}
+Requires: %{_cross_os}host-ctr
 %description -n %{_cross_os}host-containers
 %{summary}.