Terraform: csit-shim refactor

- remove snergster image dependency

Signed-off-by: pmikus <pmikus@cisco.com>
Change-Id: I76fef60371e35dddc6da56db5f9207e003d1c792

5 files changed, 210 insertions, 0 deletions

diff --git a/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/Dockerfile b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/Dockerfile
new file mode 100644
index 0000000000..2b2e1eae55
--- /dev/null
+++ b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/Dockerfile
@@ -0,0 +1,61 @@
+# Copyright (c) 2020 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM ubuntu:18.04
+LABEL Description="CSIT vpp-device ubuntu 18.04 shim image"
+LABEL Version="master"
+
+# Setup the environment
+ENV DEBIAN_FRONTEND=noninteractive
+ENV NOTVISIBLE "in users profile"
+RUN echo "export VISIBLE=now" >> /etc/profile
+
+ADD files/wrapdocker /usr/local/bin/wrapdocker
+RUN chmod +x /usr/local/bin/wrapdocker
+
+# Install packages and Docker
+RUN apt-get -q update \
+ && apt-get install -y -qq \
+        bash \
+        curl \
+        iproute2 \
+        locales \
+        ssh \
+        sudo \
+        tzdata \
+        uuid-runtime \
+ && curl -fsSL https://get.docker.com | sh \
+ && rm -rf /var/lib/apt/lists/*
+
+# Configure locales
+RUN locale-gen en_US
+
+RUN mkdir /var/run/sshd
+RUN echo 'root:Csit1234' | chpasswd
+RUN sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config
+
+# SSH login fix. Otherwise user is kicked off after login
+RUN sed 's@session\s*required\s*pam_loginuid.so@session optional pam_loginuid.so@g' -i /etc/pam.d/sshd
+
+# Need volume for sidecar docker launches
+VOLUME /var/lib/docker
+
+# SSH to listen on port 6022 in shim
+RUN echo 'Port 6022' >>/etc/ssh/sshd_config
+RUN echo 'Port 6023' >>/etc/ssh/sshd_config
+ADD files/badkeypub /root/.ssh/authorized_keys
+ADD files/sshconfig /root/.ssh/config
+
+# Start sshd by default
+EXPOSE 22
+CMD ["/usr/sbin/sshd", "-D"]
\ No newline at end of file
diff --git a/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/files/badkeypub b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/files/badkeypub
new file mode 100644
index 0000000000..4530b66b05
--- /dev/null
+++ b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/files/badkeypub
@@ -0,0 +1 @@
+ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCyUNd/iRk5Ajw4ZBB0gXyjzecEzQHh/MctgvHGJjasqJDkwYyZBrunUorOZ3n82W8VGdd5+eNINCWOM/ERjuaHjnutfade+ocPgZRdk+kEgTvetDVNWIgBd0PMVcnp57jJfx7CZVqTNgGeVQ8OJ2RbJGeOb/EKApQI74IPkAfc0PSieSw5gC0eqEOHb39Awgp0ycrzsUHF/OEicfCmo+6vvrMGenDe7frKUoTKYMWs7l3DOyFC8NaOxhGD3J1Ne5u3A/r4w6mN1HVI0rFwIcoms+t0B4lb2ODWKZiZikQdn8/eqwsmbSEZZsWN3FkshgjPS83+dNqVwB6pPY5Yqte7 ejk@bhima.local
\ No newline at end of file
diff --git a/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/files/sshconfig b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/files/sshconfig
new file mode 100644
index 0000000000..e7bd90757e
--- /dev/null
+++ b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/files/sshconfig
@@ -0,0 +1,3 @@
+Host 172.17.0.*
+	StrictHostKeyChecking no
+	UserKnownHostsFile=/dev/null
\ No newline at end of file
diff --git a/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/files/wrapdocker b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/files/wrapdocker
new file mode 100644
index 0000000000..d13f8b7c5e
--- /dev/null
+++ b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/files/files/wrapdocker
@@ -0,0 +1,113 @@
+#!/bin/bash
+
+# Ensure that all nodes in /dev/mapper correspond to mapped devices currently loaded by the device-mapper kernel driver
+dmsetup mknodes
+
+# First, make sure that cgroups are mounted correctly.
+CGROUP=/sys/fs/cgroup
+: {LOG:=stdio}
+
+[ -d $CGROUP ] ||
+    mkdir $CGROUP
+
+mountpoint -q $CGROUP ||
+    mount -n -t tmpfs -o uid=0,gid=0,mode=0755 cgroup $CGROUP || {
+        echo "Could not make a tmpfs mount. Did you use --privileged?"
+        exit 1
+    }
+
+if [ -d /sys/kernel/security ] && ! mountpoint -q /sys/kernel/security
+then
+    mount -t securityfs none /sys/kernel/security || {
+        echo "Could not mount /sys/kernel/security."
+        echo "AppArmor detection and --privileged mode might break."
+    }
+fi
+
+# Mount the cgroup hierarchies exactly as they are in the parent system.
+for SUBSYS in $(cut -d: -f2 /proc/1/cgroup)
+do
+        [ -d $CGROUP/$SUBSYS ] || mkdir $CGROUP/$SUBSYS
+        mountpoint -q $CGROUP/$SUBSYS ||
+                mount -n -t cgroup -o $SUBSYS cgroup $CGROUP/$SUBSYS
+
+        # The two following sections address a bug which manifests itself
+        # by a cryptic "lxc-start: no ns_cgroup option specified" when
+        # trying to start containers withina container.
+        # The bug seems to appear when the cgroup hierarchies are not
+        # mounted on the exact same directories in the host, and in the
+        # container.
+
+        # Named, control-less cgroups are mounted with "-o name=foo"
+        # (and appear as such under /proc/<pid>/cgroup) but are usually
+        # mounted on a directory named "foo" (without the "name=" prefix).
+        # Systemd and OpenRC (and possibly others) both create such a
+        # cgroup. To avoid the aforementioned bug, we symlink "foo" to
+        # "name=foo". This shouldn't have any adverse effect.
+        echo $SUBSYS | grep -q ^name= && {
+                NAME=$(echo $SUBSYS | sed s/^name=//)
+                ln -s $SUBSYS $CGROUP/$NAME
+        }
+
+        # Likewise, on at least one system, it has been reported that
+        # systemd would mount the CPU and CPU accounting controllers
+        # (respectively "cpu" and "cpuacct") with "-o cpuacct,cpu"
+        # but on a directory called "cpu,cpuacct" (note the inversion
+        # in the order of the groups). This tries to work around it.
+        [ $SUBSYS = cpuacct,cpu ] && ln -s $SUBSYS $CGROUP/cpu,cpuacct
+done
+
+# Note: as I write those lines, the LXC userland tools cannot setup
+# a "sub-container" properly if the "devices" cgroup is not in its
+# own hierarchy. Let's detect this and issue a warning.
+grep -q :devices: /proc/1/cgroup ||
+    echo "WARNING: the 'devices' cgroup should be in its own hierarchy."
+grep -qw devices /proc/1/cgroup ||
+    echo "WARNING: it looks like the 'devices' cgroup is not mounted."
+
+# Now, close extraneous file descriptors.
+pushd /proc/self/fd >/dev/null
+for FD in *
+do
+    case "$FD" in
+    # Keep stdin/stdout/stderr
+    [012])
+        ;;
+    # Nuke everything else
+    *)
+        eval exec "$FD>&-"
+        ;;
+    esac
+done
+popd >/dev/null
+
+
+# If a pidfile is still around (for example after a container restart),
+# delete it so that docker can start.
+rm -rf /var/run/docker.pid
+
+# If we were given a PORT environment variable, start as a simple daemon;
+# otherwise, spawn a shell as well
+if [ "$PORT" ]
+then
+    exec dockerd -H 0.0.0.0:$PORT -H unix:///var/run/docker.sock \
+        $DOCKER_DAEMON_ARGS
+else
+    if [ "$LOG" == "file" ]
+    then
+        dockerd $DOCKER_DAEMON_ARGS &>/var/log/docker.log &
+    else
+        dockerd $DOCKER_DAEMON_ARGS &
+    fi
+    (( timeout = 60 + SECONDS ))
+    until docker info >/dev/null 2>&1
+    do
+        if (( SECONDS >= timeout )); then
+            echo 'Timed out trying to connect to internal docker host.' >&2
+            break
+        fi
+        sleep 1
+    done
+    [[ $1 ]] && exec "$@"
+    exec bash --login
+fi
\ No newline at end of file
diff --git a/resources/tools/testbed-setup/ansible/roles/csit_shim_image/tasks/main.yaml b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/tasks/main.yaml
new file mode 100644
index 0000000000..bdba4f6563
--- /dev/null
+++ b/resources/tools/testbed-setup/ansible/roles/csit_shim_image/tasks/main.yaml
@@ -0,0 +1,32 @@
+---
+# file: roles/csit_shim_image/tasks/main.yaml
+
+- name: Create a directory if it does not exist
+  file:
+    path: "{{ item }}"
+    state: "directory"
+    mode: 0755
+  with_items:
+    - "/opt/csit-shim/"
+    - "/opt/csit-shim/files"
+  tags: csit-shim-image
+
+- name: Copy Build Items
+  copy:
+    src: "{{ item }}"
+    dest: "/opt/csit-shim/{{ item }}"
+    owner: "root"
+    group: "root"
+    mode: 0655
+  with_items:
+    - "Dockerfile"
+    - "files/badkeypub"
+    - "files/sshconfig"
+    - "files/wrapdocker"
+  tags: csit-shim-image
+
+- name: Build CSIT shim Docker Image
+  shell: "docker build -t csit_shim-ubuntu1804:local ."
+  args:
+    chdir: "/opt/csit-shim"
+  tags: csit-shim-image
\ No newline at end of file