Add support for mariner rootfs build scenarios

.gitignore

@@ -20,7 +20,7 @@ artifacts/
 artifacts_stage_1/
 [Dd]ebug/
 [Rr]elease/
-x64/
+x64/ !eng/common/cross/x64/
 x86/ !eng/common/cross/x86/
 [Bb]in/
 [Oo]bj/

eng/common/cross/build-rootfs.sh

@@ -14,6 +14,7 @@ usage()
     echo "lldbx.y - optional, LLDB version, can be: lldb3.9(default), lldb4.0, lldb5.0, lldb6.0 no-lldb. Ignored for alpine and FreeBSD"
     echo "llvmx[.y] - optional, LLVM version for LLVM related packages."
     echo "--skipunmount - optional, will skip the unmount of rootfs folder."
+    echo "--skipsigcheck - optional, will skip package signature checks (allowing untrusted packages)."
     echo "--use-mirror - optional, use mirror URL to fetch resources, when available."
     echo "--jobs N - optional, restrict to N jobs."
     exit 1
@@ -99,7 +100,27 @@ __HaikuPackages+=" mpfr_devel"
 __UbuntuPackages+=" libomp5"
 __UbuntuPackages+=" libomp-dev"
 
+# Taken from https://github.com/alpinelinux/alpine-chroot-install/blob/6d08f12a8a70dd9b9dc7d997c88aa7789cc03c42/alpine-chroot-install#L85-L133
+__AlpineKeys='
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+'
 __Keyring=
+__SkipSigCheck=0
 __UseMirror=0
 
 __UnprocessedBuildArgs=
@@ -184,11 +205,12 @@ while :; do
             ;;
         x64)
             __BuildArch=x64
+            __AlpineArch=x86_64
             __UbuntuArch=amd64
             __FreeBSDArch=amd64
             __FreeBSDMachineArch=amd64
             __illumosArch=x86_64
-            __UbuntuRepo=
+            __UbuntuRepo="http://archive.ubuntu.com/ubuntu/"
             ;;
         x86)
             __BuildArch=x86
@@ -324,6 +346,9 @@ while :; do
         --skipunmount)
             __SkipUnmount=1
             ;;
+        --skipsigcheck)
+            __SkipSigCheck=1
+            ;;
         --rootfsdir|-rootfsdir)
             shift
             __RootfsDir="$1"
@@ -351,7 +376,6 @@ case "$__AlpineVersion" in
     edge) __AlpineLlvmLibsLookup=1 ;;
     *)
         if [[ "$__AlpineArch" =~ s390x|ppc64le ]]; then
-        echo boo
             __AlpineVersion=3.15 # minimum version that supports lldb-dev
             __AlpinePackages+=" llvm12-libs"
         elif [[ "$__AlpineArch" == "x86" ]]; then
@@ -380,6 +404,11 @@ if [[ "$__BuildArch" == "armel" ]]; then
     __LLDB_Package="lldb-3.5-dev"
 fi
 
+if [[ "$__CodeName" == "xenial" && "$__UbuntuArch" == "armhf" ]]; then
+    # libnuma-dev is not available on armhf for xenial
+    __UbuntuPackages="${__UbuntuPackages//libnuma-dev/}"
+fi
+
 __UbuntuPackages+=" ${__LLDB_Package:-}"
 
 if [[ -n "$__LLVM_MajorVersion" ]]; then
@@ -406,39 +435,57 @@ __RootfsDir="$( cd "$__RootfsDir" && pwd )"
 
 if [[ "$__CodeName" == "alpine" ]]; then
     __ApkToolsVersion=2.12.11
+    __ApkToolsSHA512SUM=53e57b49230da07ef44ee0765b9592580308c407a8d4da7125550957bb72cb59638e04f8892a18b584451c8d841d1c7cb0f0ab680cc323a3015776affaa3be33
     __ApkToolsDir="$(mktemp -d)"
+    __ApkKeysDir="$(mktemp -d)"
 
     wget "https://gitlab.alpinelinux.org/api/v4/projects/5/packages/generic//v$__ApkToolsVersion/x86_64/apk.static" -P "$__ApkToolsDir"
+    echo "$__ApkToolsSHA512SUM $__ApkToolsDir/apk.static" | sha512sum -c
     chmod +x "$__ApkToolsDir/apk.static"
 
-    mkdir -p "$__RootfsDir"/usr/bin
-    cp -v "/usr/bin/qemu-$__QEMUArch-static" "$__RootfsDir/usr/bin"
+    if [[ -f "/usr/bin/qemu-$__QEMUArch-static" ]]; then
+        mkdir -p "$__RootfsDir"/usr/bin
+        cp -v "/usr/bin/qemu-$__QEMUArch-static" "$__RootfsDir/usr/bin"
+    fi
 
     if [[ "$__AlpineVersion" == "edge" ]]; then
         version=edge
     else
         version="v$__AlpineVersion"
     fi
 
+    for line in $__AlpineKeys; do
+        id="${line%%:*}"
+        content="${line#*:}"
+
+        echo -e "-----BEGIN PUBLIC KEY-----\n$content\n-----END PUBLIC KEY-----" > "$__ApkKeysDir/[email protected]$id.rsa.pub"
+    done
+
+    if [[ "$__SkipSigCheck" == "1" ]]; then
+        __ApkSignatureArg="--allow-untrusted"
+    else
+        __ApkSignatureArg="--keys-dir $__ApkKeysDir"
+    fi
+
     # initialize DB
     "$__ApkToolsDir/apk.static" \
         -X "http://dl-cdn.alpinelinux.org/alpine/$version/main" \
         -X "http://dl-cdn.alpinelinux.org/alpine/$version/community" \
-        -U --allow-untrusted --root "$__RootfsDir" --arch "$__AlpineArch" --initdb add
+        -U $__ApkSignatureArg --root "$__RootfsDir" --arch "$__AlpineArch" --initdb add
 
     if [[ "$__AlpineLlvmLibsLookup" == 1 ]]; then
         __AlpinePackages+=" $("$__ApkToolsDir/apk.static" \
             -X "http://dl-cdn.alpinelinux.org/alpine/$version/main" \
             -X "http://dl-cdn.alpinelinux.org/alpine/$version/community" \
-            -U --allow-untrusted --root "$__RootfsDir" --arch "$__AlpineArch" \
+            -U $__ApkSignatureArg --root "$__RootfsDir" --arch "$__AlpineArch" \
             search 'llvm*-libs' | sort | tail -1 | sed 's/-[^-]*//2g')"
     fi
 
     # install all packages in one go
     "$__ApkToolsDir/apk.static" \
         -X "http://dl-cdn.alpinelinux.org/alpine/$version/main" \
         -X "http://dl-cdn.alpinelinux.org/alpine/$version/community" \
-        -U --allow-untrusted --root "$__RootfsDir" --arch "$__AlpineArch" \
+        -U $__ApkSignatureArg --root "$__RootfsDir" --arch "$__AlpineArch" \
         add $__AlpinePackages
 
     rm -r "$__ApkToolsDir"
@@ -574,7 +621,12 @@ elif [[ "$__CodeName" == "haiku" ]]; then
         fi
     done
 elif [[ -n "$__CodeName" ]]; then
-    qemu-debootstrap $__Keyring --arch "$__UbuntuArch" "$__CodeName" "$__RootfsDir" "$__UbuntuRepo"
+
+    if [[ "$__SkipSigCheck" == "0" ]]; then
+        __Keyring="$__Keyring --force-check-gpg"
+    fi
+
+    debootstrap "--variant=minbase" $__Keyring --arch "$__UbuntuArch" "$__CodeName" "$__RootfsDir" "$__UbuntuRepo"
     cp "$__CrossDir/$__BuildArch/sources.list.$__CodeName" "$__RootfsDir/etc/apt/sources.list"
     chroot "$__RootfsDir" apt-get update
     chroot "$__RootfsDir" apt-get -f -y install

eng/common/cross/x64/sources.list.xenial

@@ -0,0 +1,11 @@
+deb http://archive.ubuntu.com/ubuntu/ xenial main restricted universe
+deb-src http://archive.ubuntu.com/ubuntu/ xenial main restricted universe
+
+deb http://archive.ubuntu.com/ubuntu/ xenial-updates main restricted universe
+deb-src http://archive.ubuntu.com/ubuntu/ xenial-updates main restricted universe
+
+deb http://archive.ubuntu.com/ubuntu/ xenial-backports main restricted
+deb-src http://archive.ubuntu.com/ubuntu/ xenial-backports main restricted
+
+deb http://archive.ubuntu.com/ubuntu/ xenial-security main restricted universe multiverse
+deb-src http://archive.ubuntu.com/ubuntu/ xenial-security main restricted universe multiverse