Add support for Scaleway Cloud instances

prepare-vms/infra/scaleway

@@ -0,0 +1,5 @@
+INFRACLASS=scaleway
+if ! [ -f ~/.config/scw/config.yaml ]; then
+  warn "~/.config/scw/config.yaml not found."
+  warn "Make sure that the scaleway CLI is installed and configured."
+fi

prepare-vms/lib/commands.sh

@@ -65,6 +65,14 @@ _cmd_deploy() {
         sleep 1
     done"
 
+    # Special case for scaleway since it doesn't come with sudo
+    if [ "$INFRACLASS" = "scaleway" ]; then
+        pssh -l root "
+    grep DEBIAN_FRONTEND /etc/environment || echo DEBIAN_FRONTEND=noninteractive >> /etc/environment
+    grep cloud-init /etc/sudoers && rm /etc/sudoers
+    apt-get update && apt-get install sudo -y"
+    fi
+
     # Copy settings and install Python YAML parser
     pssh -I tee /tmp/settings.yaml <tags/$TAG/settings.yaml
     pssh "

prepare-vms/lib/infra/scaleway.sh

@@ -0,0 +1,56 @@
+infra_list() {
+    die "unimplemented"
+}
+
+infra_quotas() {
+    die "unimplemented"
+}
+
+infra_start() {
+    COUNT=$1
+
+    AWS_KEY_NAME=$(make_key_name)
+    SCW_INSTANCE_TYPE=${SCW_INSTANCE_TYPE-DEV1-M}
+    SCW_ZONE=${SCW_ZONE-fr-par-1}
+
+    for I in $(seq 1 $COUNT); do
+        NAME=$(printf "%s-%03d" $TAG $I)
+        sep "Starting instance $I/$COUNT"
+        info "          Zone: $SCW_ZONE"
+        info "          Name: $NAME"
+        info " Instance type: $SCW_INSTANCE_TYPE"
+        scw instance server create \
+            type=${SCW_INSTANCE_TYPE} zone=${SCW_ZONE} \
+            image=ubuntu_bionic name=${NAME}
+    done
+    sep
+
+    scw_get_ips_by_tag $TAG > tags/$TAG/ips.txt
+}
+
+infra_stop() {
+    for ID in $(scw_get_ids_by_tag $TAG); do
+        info "Scheduling deletion of instance $ID..."
+        scw instance server delete force-shutdown=true server-id=$ID &
+    done
+    info "Waiting for deletion to complete..."
+    wait
+}
+
+scw_get_ids_by_tag() {
+    TAG=$1
+    scw instance server list name=$TAG -o json | jq -r .[].id
+}
+
+scw_get_ips_by_tag() {
+    TAG=$1
+    scw instance server list name=$TAG -o json | jq -r .[].public_ip.address
+}
+
+infra_opensg() {
+    die "unimplemented"
+}
+
+infra_disableaddrchecks() {
+    die "unimplemented"
+}