[v2,3/3] travis: Use docker based builds

diff --git a/.travis.packages_i386 b/.travis.packages_i386
deleted file mode 100644
index 725329041..000000000
--- a/.travis.packages_i386
+++ /dev/null
@@ -1,9 +0,0 @@ 
-libacl1:i386
-libaio1:i386
-libcap2:i386
-libc6-dev-i386
-libc6:i386
-libkeyutils1:i386
-libnuma1:i386
-libssl-dev:i386
-libtirpc1:i386
diff --git a/.travis.packages_native b/.travis.packages_native
deleted file mode 100644
index d9e1a2acc..000000000
--- a/.travis.packages_native
+++ /dev/null
@@ -1,18 +0,0 @@ 
-libacl1
-libacl1-dev
-libaio-dev
-libaio1
-libcap-dev
-libcap2
-libc6
-libc6-dev
-libkeyutils-dev
-libkeyutils1
-libmm-dev
-libnuma-dev
-libnuma1
-libselinux1-dev
-libsepol1-dev
-libssl-dev
-libtirpc1
-linux-libc-dev
diff --git a/.travis.yml b/.travis.yml
index 078028f9b..24de925b0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,124 +1,77 @@ 
+sudo: required
 language: c
-
-# BUILD="native": native builds
-# BUILD="32": 32-bit builds
-# BUILD="cross": cross compile build
-# TREE="out": out-of-tree build
-# NO INSTALL_PACKAGES variable: build with minimal dependencies
+services:
+    - docker
 
 matrix:
     include:
-        ### native builds ###
+        # 32 bit build
         - os: linux
-          env: BUILD="native" INSTALL_PACKAGES="$BUILD"
-          compiler: gcc-5
-          addons:
-              apt:
-                  sources: ['ubuntu-toolchain-r-test']
-                  packages: ['gcc-5']
+          env: DISTRO=debian:stable VARIANT=i386
+          compiler: gcc
 
+        # cross compilation builds
+        - os: linux
+          env: DISTRO=debian:stable VARIANT=cross-compile.ppc64le TREE="out"
+          compiler: powerpc64le-linux-gnu-gcc
         - os: linux
-          env: BUILD="native" TREE="out" INSTALL_PACKAGES="$BUILD"
-          compiler: gcc-7
-          addons:
-              apt:
-                  sources: ['ubuntu-toolchain-r-test']
-                  packages: ['gcc-7']
+          env: DISTRO=debian:stable VARIANT=cross-compile.aarch64 TREE="out"
+          compiler: aarch64-linux-gnu-gcc
 
+        # build with minimal dependencies
         - os: linux
-          env: BUILD="native" TREE="out"
-          compiler: clang-4.0
-          addons:
-              apt:
-                  sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-4.0']
-                  packages: ['clang-4.0']
+          env: DISTRO=debian:stable VARIANT=minimal TREE="out"
+          compiler: clang
 
         - os: linux
-          env: BUILD="native" INSTALL_PACKAGES="$BUILD"
-          compiler: clang-5.0
-          addons:
-              apt:
-                  sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-5.0']
-                  packages: ['clang-5.0']
+          env: DISTRO=debian:testing
+          compiler: gcc
+        - os: linux
+          env: DISTRO=debian:testing
+          compiler: clang
 
         - os: linux
-          env: BUILD="native"
-          compiler: clang-3.9
-          addons:
-              apt:
-                  sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-3.9']
-                  packages: ['clang-3.9']
+          env: DISTRO=debian:oldstable
+          compiler: gcc
+        - os: linux
+          env: DISTRO=debian:oldstable
+          compiler: clang
 
-        ### 32-bit builds ###
         - os: linux
-          env: BUILD="32" INSTALL_PACKAGES="$BUILD"
-          compiler: gcc-4.9
-          addons:
-              apt:
-                  sources: ['ubuntu-toolchain-r-test']
-                  packages: ['gcc-4.9', 'gcc-4.9-multilib', 'linux-libc-dev:i386']
+          env: DISTRO=ubuntu:latest TREE="out"
+          compiler: gcc
 
         - os: linux
-          env: BUILD="32" TREE="out" INSTALL_PACKAGES="$BUILD"
-          compiler: gcc-6
-          addons:
-              apt:
-                  sources: ['ubuntu-toolchain-r-test']
-                  packages: ['gcc-6', 'gcc-6-multilib', 'linux-libc-dev:i386']
+          env: DISTRO=ubuntu:xenial
+          compiler: gcc
 
-        ### cross-compile builds ###
         - os: linux
-          env: BUILD="cross" INSTALL_PACKAGES="$BUILD"
-          compiler: arm-linux-gnueabihf-gcc
-          addons:
-              apt:
-                  packages: ['gcc-arm-linux-gnueabihf', 'libc6-dev-armhf-cross']
+          env: DISTRO=opensuse:tumbleweed
+          compiler: gcc
 
         - os: linux
-          env: BUILD="cross" TREE="out" INSTALL_PACKAGES="$BUILD"
-          compiler: aarch64-linux-gnu-gcc
-          addons:
-              apt:
-                  packages: ['gcc-aarch64-linux-gnu', 'libc6-dev-arm64-cross']
+          env: DISTRO=opensuse:leap
+          compiler: gcc
 
         - os: linux
-          env: BUILD="cross" TREE="out"
-          compiler: powerpc64le-linux-gnu-gcc
-          addons:
-              apt:
-                  packages: ['gcc-powerpc64le-linux-gnu', 'libc6-dev-ppc64el-cross']
+          env: DISTRO=fedora:latest
+          compiler: clang
 
-notifications:
-    email:
-        secure: "b/xcA/K5OyQvPPnd0PRahTH5LJu8lgz8goGHvhXpHo+ZPsPgTDXNFo5cX9fSOkMuFKeoW8iGl0wOgK2+ptc8mbYDw277K4RFIHRHeV/KIoE1EzjQnEFiL8J0oHCAvDj12o0AXeriTyY9gICXKbR31Br6Zh5eKViDJe2OAGeHeDU="
+        - os: linux
+          env: DISTRO=centos:latest
+          compiler: gcc
+        - os: linux
+          env: DISTRO=centos:6 TREE="out"
+          compiler: gcc
 
 before_install:
-    # travis-ci/travis-ci#9112: remove all third party repositories except ubuntu-toolchain-r-test
-    - if [ -f /etc/apt/sources.list.d/ubuntu-toolchain-r-test*.list ]; then
-          cp -v /etc/apt/sources.list.d/ubuntu-toolchain-r-test*.list /tmp
-      ; fi
-    - sudo rm -fv /etc/apt/sources.list.d/*
-    - if [ -f /tmp/ubuntu-toolchain-r-test*.list ]; then
-          sudo cp -v /tmp/ubuntu-toolchain-r-test*.list /etc/apt/sources.list.d/
-      ; fi
-
-    # workaround apt related for error:
-    # Err:6 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu trusty InRelease
-    # The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 1E9377A2BA9EF27F
-    - sudo apt update -o Acquire::Retries=100 -o Acquire::http::Timeout="60" -o Acquire::AllowInsecureRepositories=true -o Acquire::AllowDowngradeToInsecureRepositories=true
-
-    # installing / removing dependencies
-    - if [ "$INSTALL_PACKAGES" = "" ]; then
-          sudo apt remove $(cat .travis.packages_native | grep -v -e 'libc6' -e 'libc6-dev' -e 'linux-libc-dev' -e 'libacl1')
-      ; else
-          sudo apt install -qq $(cat .travis.packages_native)
-      ; fi
-
-    - if [ "$INSTALL_PACKAGES" = "32" ]; then
-          sudo apt install -qq $(cat .travis.packages_i386)
-      ; fi
-    - if [ ! "$TREE" ]; then
-          TREE="in"
-      ; fi
-
-script: ./build.sh -o $TREE -t $BUILD -c $CC
+    - DIR="/usr/src/ltp"
+    - printf "FROM $DISTRO\nRUN mkdir -p $DIR\nWORKDIR $DIR\nCOPY . $DIR\n" > Dockerfile
+    - echo "cat Dockerfile"; cat Dockerfile; echo "=====" # FIXME: debug
+    - docker build -t ltp .
+
+script:
+    - INSTALL="${DISTRO%%:*}"
+    - if [ ! "$TREE" ]; then TREE="in"; fi
+    - case $VARIANT in cross-compile*) BUILD="cross";; i386) BUILD="32";; *) BUILD="native";; esac
+    - docker run -it ltp /bin/sh -c "cd travis && ./$INSTALL.sh && if [ \"$VARIANT\" ]; then ./$INSTALL.$VARIANT.sh; fi && ../build.sh -o $TREE -t $BUILD -c $CC"
diff --git a/build.sh b/build.sh
index 4e8357982..ae3b86ff2 100755
--- a/build.sh
+++ b/build.sh
@@ -1,5 +1,5 @@ 
 #!/bin/sh
-# Copyright (c) 2017 Petr Vorel <pvorel@suse.cz>
+# Copyright (c) 2017-2018 Petr Vorel <pvorel@suse.cz>
 # Script for travis builds.
 #
 # TODO: Implement comparison of installed files. List of installed files can
@@ -16,7 +16,7 @@  CONFIGURE_OPTS_IN_TREE="--with-open-posix-testsuite --with-realtime-testsuite"
 # TODO: open posix testsuite is currently broken in out-tree-build. Enable it once it's fixed.
 CONFIGURE_OPTS_OUT_TREE="--with-realtime-testsuite"
 MAKE_OPTS="-j$(getconf _NPROCESSORS_ONLN)"
-CC=
+CC=gcc
 
 build_32()
 {
@@ -152,4 +152,12 @@  while getopts "c:ho:p:t:" opt; do
 done
 
 cd `dirname $0`
+
+echo "=== ver_linux ==="
+./ver_linux
+echo
+
+echo "=== compiler version ==="
+$CC --version
+
 eval build_$build $tree
diff --git a/travis/centos.sh b/travis/centos.sh
new file mode 120000
index 000000000..1479a43e0
--- /dev/null
+++ b/travis/centos.sh
@@ -0,0 +1 @@ 
+fedora.sh
\ No newline at end of file
diff --git a/travis/debian.cross-compile.aarch64.sh b/travis/debian.cross-compile.aarch64.sh
new file mode 100755
index 000000000..4b07f186f
--- /dev/null
+++ b/travis/debian.cross-compile.aarch64.sh
@@ -0,0 +1,7 @@ 
+#!/bin/sh
+# Copyright (c) 2018 Petr Vorel <pvorel@suse.cz>
+set -e
+
+apt install -y --no-install-recommends \
+	gcc-aarch64-linux-gnu \
+	libc6-dev-arm64-cross
diff --git a/travis/debian.cross-compile.ppc64le.sh b/travis/debian.cross-compile.ppc64le.sh
new file mode 100755
index 000000000..d8431bd52
--- /dev/null
+++ b/travis/debian.cross-compile.ppc64le.sh
@@ -0,0 +1,7 @@ 
+#!/bin/sh
+# Copyright (c) 2018 Petr Vorel <pvorel@suse.cz>
+set -e
+
+apt install -y --no-install-recommends \
+	gcc-powerpc64le-linux-gnu \
+	libc6-dev-ppc64el-cross
diff --git a/travis/debian.i386.sh b/travis/debian.i386.sh
new file mode 100755
index 000000000..250d53b0d
--- /dev/null
+++ b/travis/debian.i386.sh
@@ -0,0 +1,19 @@ 
+#!/bin/sh
+# Copyright (c) 2018 Petr Vorel <pvorel@suse.cz>
+set -e
+
+dpkg --add-architecture i386
+apt update
+
+apt install -y --no-install-recommends \
+	linux-libc-dev:i386 \
+	gcc-multilib \
+	libacl1:i386 \
+	libaio1:i386 \
+	libcap2:i386 \
+	libc6-dev-i386 \
+	libc6:i386 \
+	libkeyutils1:i386 \
+	libnuma1:i386 \
+	libssl-dev:i386 \
+	libtirpc1:i386
diff --git a/travis/debian.minimal.sh b/travis/debian.minimal.sh
new file mode 100755
index 000000000..8e8bb6249
--- /dev/null
+++ b/travis/debian.minimal.sh
@@ -0,0 +1,19 @@ 
+#!/bin/sh
+# Copyright (c) 2018 Petr Vorel <pvorel@suse.cz>
+set -e
+
+apt remove -y \
+    libacl1-dev \
+    libaio-dev \
+    libaio1 \
+    libcap-dev \
+    libcap2 \
+    libkeyutils-dev \
+    libkeyutils1 \
+    libmm-dev \
+    libnuma-dev \
+    libnuma1 \
+    libselinux1-dev \
+    libsepol1-dev \
+    libssl-dev \
+    libtirpc1
diff --git a/travis/debian.sh b/travis/debian.sh
new file mode 100755
index 000000000..3918a915f
--- /dev/null
+++ b/travis/debian.sh
@@ -0,0 +1,35 @@ 
+#!/bin/sh
+# Copyright (c) 2018 Petr Vorel <pvorel@suse.cz>
+set -e
+
+apt update
+
+apt install -y --no-install-recommends \
+    acl-dev \
+    autoconf \
+    automake \
+    build-essential \
+    debhelper \
+    devscripts \
+    clang \
+    gcc \
+    libacl1 \
+    libacl1-dev \
+    libaio-dev \
+    libaio1 \
+    libcap-dev \
+    libcap2 \
+    libc6 \
+    libc6-dev \
+    libkeyutils-dev \
+    libkeyutils1 \
+    libmm-dev \
+    libnuma-dev \
+    libnuma1 \
+    libselinux1-dev \
+    libsepol1-dev \
+    libssl-dev \
+    linux-libc-dev \
+    lsb-release
+
+apt install libtirpc1 libtirpc3 || true
diff --git a/travis/fedora.sh b/travis/fedora.sh
new file mode 100755
index 000000000..a4633333e
--- /dev/null
+++ b/travis/fedora.sh
@@ -0,0 +1,12 @@ 
+#!/bin/sh
+# Copyright (c) 2018 Petr Vorel <pvorel@suse.cz>
+set -e
+
+yum -y install \
+	autoconf \
+	automake \
+	make \
+	clang \
+	gcc \
+	findutils \
+	redhat-lsb-core
diff --git a/travis/opensuse.sh b/travis/opensuse.sh
new file mode 120000
index 000000000..11c5f4b63
--- /dev/null
+++ b/travis/opensuse.sh
@@ -0,0 +1 @@ 
+tumbleweed.sh
\ No newline at end of file
diff --git a/travis/tumbleweed.sh b/travis/tumbleweed.sh
new file mode 100755
index 000000000..7fe40d142
--- /dev/null
+++ b/travis/tumbleweed.sh
@@ -0,0 +1,21 @@ 
+#!/bin/sh
+# Copyright (c) 2018 Petr Vorel <pvorel@suse.cz>
+set -e
+
+zypper --non-interactive install --no-recommends \
+	autoconf \
+	automake \
+	clang \
+	gcc \
+	make \
+	kernel-default-devel \
+	keyutils-devel \
+	libacl-devel \
+	libaio-devel \
+	libcap-devel \
+	libnuma-devel \
+	libopenssl-devel \
+	libselinux-devel \
+	libtirpc-devel \
+	linux-glibc-devel \
+	lsb-release
diff --git a/travis/ubuntu.sh b/travis/ubuntu.sh
new file mode 120000
index 000000000..0edcb8b83
--- /dev/null
+++ b/travis/ubuntu.sh
@@ -0,0 +1 @@ 
+debian.sh
\ No newline at end of file