#!/bin/bash

cd /root/
apt update
apt install -y \
    btrfs-progs \
    curl \
    gcc \
    git \
    iptables \
    libassuan-dev \
    libbtrfs-dev \
    libc6-dev \
    libdevmapper-dev \
    libglib2.0-dev \
    libgpg-error-dev \
    libgpgme-dev \
    libprotobuf-c-dev \
    libprotobuf-dev \
    libseccomp-dev \
    libselinux1-dev \
    libsystemd-dev \
    make \
    pkg-config \
    runc \
    uidmap

apt install --no-install-recommends -y libapparmor-dev libsystemd-dev wget curl make ca-certificates

wget https://storage.googleapis.com/golang/getgo/installer_linux
chmod +x ./installer_linux
./installer_linux
PATH=$PATH:$HOME/.go/bin
export PATH
#source ~/.bash_profile

# make conmon
git clone https://github.com/containers/conmon
cd conmon
export GOCACHE="$(mktemp -d)"
make
cp -vr ./bin ~/build/
cd ~

# make runc
git clone https://github.com/opencontainers/runc.git $GOPATH/src/github.com/opencontainers/runc
cd $GOPATH/src/github.com/opencontainers/runc
make BUILDTAGS="selinux seccomp"
cp -v runc ~/build/
cp ~

# make podman
PODMAN_VERSION=$(curl -s https://api.github.com/repos/containers/podman/releases/latest|grep tag_name|cut -d '"' -f 4)
git clone https://github.com/containers/podman.git podman-$PODMAN_VERSION
cd podman-$PODMAN_VERSION
git checkout tags/$PODMAN_VERSION
#make BUILDTAGS="selinux seccomp" #non systemd
make ENABLE_BUILDTAGS="systemd" binaries
cp -vr ./bin ~/build/
cd ~


## prepare for packging
mkdir -p podman-deb

## remove v in version name
PODMAN_NOV_VERSION=$(echo $PODMAN_VERSION | sed s/v//)
#
mkdir -p podman-deb/DEBIAN
cat <<EOF > podman-deb/DEBIAN/control
Package: podman
Version: $PODMAN_NOV_VERSION
Depends: libgpgme11,uidmap,slirp4netns,containernetworking-plugins
Section: base
Priority: optional
Architecture: amd64
Maintainer: Shiham Abdul Rahman <shihaam@shihaam.me>
Description: Podman container engine
 Podman is a daemonless container engine for developing, managing, and running OCI Containers on your Linux System.

EOF

#
## CNI plugins
mkdir -p podman-deb/etc/containers/
curl -L -o podman-deb/etc/containers/registries.conf https://src.fedoraproject.org/rpms/containers-common/raw/main/f/registries.conf
curl -L -o podman-deb/etc/containers/policy.json https://src.fedoraproject.org/rpms/containers-common/raw/main/f/default-policy.json
#
#
## Systemd service and socket files
mkdir -p podman-deb/usr/lib/systemd/system/
#

# podman.service
LOGGING="--log-level=info"
cat <<EOF > podman-deb/usr/lib/systemd/system/podman.service
[Unit]
Description=Podman API Service
Requires=podman.socket
After=podman.socket
Documentation=man:podman-system-service(1)
StartLimitIntervalSec=0

[Service]
Delegate=true
Type=exec
KillMode=process
Environment=LOGGING="--log-level=info"
ExecStart=/usr/local/bin/podman $LOGGING system service

[Install]
WantedBy=default.target

EOF
# podman.socket
cat <<EOF > podman-deb/usr/lib/systemd/system/podman.socket
[Unit]
Description=Podman API Socket
Documentation=man:podman-system-service(1)

[Socket]
ListenStream=%t/podman/podman.sock
SocketMode=0660

[Install]
WantedBy=sockets.target

EOF

## Copy the binaries
mkdir -p podman-deb/usr/local/bin
cp -v build/bin/podman podman-deb/usr/local/bin/
cp -v build/bin/podman-remote podman-deb/usr/local/bin/
cp -v build/bin/quadlet podman-deb/usr/local/bin/
cp -v build/bin/rootlessport podman-deb/usr/local/bin/

## runc
mkdir -p podman-deb/usr/bin
cp -v build/runc podman-deb/usr/bin

## conmon
mkdir -p podman-deb/usr/bin
cp -v build/bin/conmon podman-deb/usr/bin/

## ofc the permission
chmod 755 podman-deb/usr/local/bin/*
chmod 755 podman-deb/usr/bin/*

## Finally build the .deb
dpkg-deb --build podman-deb build