installers/install_juju.sh

   1 #!/bin/bash
   2 #
   3 #   Licensed under the Apache License, Version 2.0 (the "License");
   4 #   you may not use this file except in compliance with the License.
   5 #   You may obtain a copy of the License at
   6 #
   7 #       http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 #   Unless required by applicable law or agreed to in writing, software
  10 #   distributed under the License is distributed on an "AS IS" BASIS,
  11 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 #   See the License for the specific language governing permissions and
  13 #   limitations under the License.
  14 #
  15
  16 function usage(){
  17     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
  18     echo -e "usage: $0 [OPTIONS]"
  19     echo -e "Install Juju for OSM"
  20     echo -e "  OPTIONS"
  21     echo -e "     -h / --help:    print this help"
  22     echo -e "     -D <devops path> use local devops installation path"
  23     echo -e "     -s <stack name> or <namespace>  user defined stack name when installed using swarm or namespace when installed using k8s, default is osm"
  24     echo -e "     -H <VCA host>   use specific juju host controller IP"
  25     echo -e "     -S <VCA secret> use VCA/juju secret key"
  26     echo -e "     -P <VCA pubkey> use VCA/juju public key file"
  27     echo -e "     -l:             LXD cloud yaml file"
  28     echo -e "     -L:             LXD credentials yaml file"
  29     echo -e "     -K:             Specifies the name of the controller to use - The controller must be already bootstrapped"
  30     echo -e "     --debug:        debug mode"
  31     echo -e "     --cachelxdimages:  cache local lxd images, create cronjob for that cache (will make installation longer)"
  32     echo -e "     --nojuju:       do not juju, assumes already installed"
  33     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
  34 }
  35
  36 function update_juju_images(){
  37     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
  38     crontab -l | grep update-juju-lxc-images || (crontab -l 2>/dev/null; echo "0 4 * * 6 $USER ${OSM_DEVOPS}/installers/update-juju-lxc-images --xenial --bionic") | crontab -
  39     ${OSM_DEVOPS}/installers/update-juju-lxc-images --xenial --bionic
  40     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
  41 }
  42
  43 function install_juju() {
  44     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
  45     echo "Installing juju"
  46     sudo snap install juju --classic --channel=$JUJU_VERSION/stable
  47     [[ ":$PATH": != *":/snap/bin:"* ]] && PATH="/snap/bin:${PATH}"
  48     [ -n "$INSTALL_CACHELXDIMAGES" ] && update_juju_images
  49     echo "Finished installation of juju"
  50     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
  51     return 0
  52 }
  53
  54 function juju_createcontroller_k8s(){
  55     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
  56     cat $HOME/.kube/config | juju add-k8s $OSM_VCA_K8S_CLOUDNAME --client \
  57     || FATAL "Failed to add K8s endpoint and credential for client in cloud $OSM_VCA_K8S_CLOUDNAME"
  58     juju bootstrap -v --debug $OSM_VCA_K8S_CLOUDNAME $OSM_STACK_NAME  \
  59             --config controller-service-type=loadbalancer \
  60             --agent-version=$JUJU_AGENT_VERSION \
  61     || FATAL "Failed to bootstrap controller $OSM_STACK_NAME in cloud $OSM_VCA_K8S_CLOUDNAME"
  62     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
  63 }
  64
  65 function juju_addlxd_cloud(){
  66     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
  67     mkdir -p /tmp/.osm
  68     OSM_VCA_CLOUDNAME="lxd-cloud"
  69     LXDENDPOINT=$DEFAULT_IP
  70     LXD_CLOUD=/tmp/.osm/lxd-cloud.yaml
  71     LXD_CREDENTIALS=/tmp/.osm/lxd-credentials.yaml
  72
  73     cat << EOF > $LXD_CLOUD
  74 clouds:
  75   $OSM_VCA_CLOUDNAME:
  76     type: lxd
  77     auth-types: [certificate]
  78     endpoint: "https://$LXDENDPOINT:8443"
  79     config:
  80       ssl-hostname-verification: false
  81 EOF
  82     openssl req -nodes -new -x509 -keyout /tmp/.osm/client.key -out /tmp/.osm/client.crt -days 365 -subj "/C=FR/ST=Nice/L=Nice/O=ETSI/OU=OSM/CN=osm.etsi.org"
  83     cat << EOF > $LXD_CREDENTIALS
  84 credentials:
  85   $OSM_VCA_CLOUDNAME:
  86     lxd-cloud:
  87       auth-type: certificate
  88       server-cert: /var/snap/lxd/common/lxd/server.crt
  89       client-cert: /tmp/.osm/client.crt
  90       client-key: /tmp/.osm/client.key
  91 EOF
  92     lxc config trust add local: /tmp/.osm/client.crt
  93     juju add-cloud -c $OSM_STACK_NAME $OSM_VCA_CLOUDNAME $LXD_CLOUD --force
  94     juju add-credential -c $OSM_STACK_NAME $OSM_VCA_CLOUDNAME -f $LXD_CREDENTIALS
  95     sg lxd -c "lxd waitready"
  96     juju controller-config features=[k8s-operators]
  97     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
  98 }
  99
 100 #Safe unattended install of iptables-persistent
 101 function check_install_iptables_persistent(){
 102     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
 103     echo -e "\nChecking required packages: iptables-persistent"
 104     if ! dpkg -l iptables-persistent &>/dev/null; then
 105         echo -e "    Not installed.\nInstalling iptables-persistent requires root privileges"
 106         echo iptables-persistent iptables-persistent/autosave_v4 boolean true | sudo debconf-set-selections
 107         echo iptables-persistent iptables-persistent/autosave_v6 boolean true | sudo debconf-set-selections
 108         sudo apt-get -yq install iptables-persistent
 109     fi
 110     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 111 }
 112
 113 function juju_createproxy() {
 114     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
 115     check_install_iptables_persistent
 116
 117     if ! sudo iptables -t nat -C PREROUTING -p tcp -m tcp -d $DEFAULT_IP --dport 17070 -j DNAT --to-destination $OSM_VCA_HOST; then
 118         sudo iptables -t nat -A PREROUTING -p tcp -m tcp -d $DEFAULT_IP --dport 17070 -j DNAT --to-destination $OSM_VCA_HOST
 119         sudo netfilter-persistent save
 120     fi
 121     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 122 }
 123
 124 DEBUG_INSTALL=""
 125 INSTALL_CACHELXDIMAGES=""
 126 INSTALL_NOJUJU=""
 127 JUJU_AGENT_VERSION=2.9.29
 128 JUJU_VERSION=2.9
 129 OSM_DEVOPS=
 130 OSM_STACK_NAME=osm
 131 OSM_VCA_HOST=
 132 OSM_VCA_CLOUDNAME="localhost"
 133 OSM_VCA_K8S_CLOUDNAME="k8scloud"
 134 RE_CHECK='^[a-z0-9]([-a-z0-9]*[a-z0-9])?$'
 135
 136 while getopts ":D:i:s:H:l:L:K:-: h" o; do
 137     case "${o}" in
 138         D)
 139             OSM_DEVOPS="${OPTARG}"
 140             ;;
 141         i)
 142             DEFAULT_IP="${OPTARG}"
 143             ;;
 144         s)
 145             OSM_STACK_NAME="${OPTARG}" && [[ ! "${OPTARG}" =~ $RE_CHECK ]] && echo "Namespace $OPTARG is invalid. Regex used for validation is $RE_CHECK" && exit 0
 146             ;;
 147         H)
 148             OSM_VCA_HOST="${OPTARG}"
 149             ;;
 150         l)
 151             LXD_CLOUD_FILE="${OPTARG}"
 152             ;;
 153         L)
 154             LXD_CRED_FILE="${OPTARG}"
 155             ;;
 156         K)
 157             CONTROLLER_NAME="${OPTARG}"
 158             ;;
 159         -)
 160             [ "${OPTARG}" == "help" ] && usage && exit 0
 161             [ "${OPTARG}" == "debug" ] && DEBUG_INSTALL="--debug" && continue
 162             [ "${OPTARG}" == "nojuju" ] && INSTALL_NOJUJU="y" && continue
 163             [ "${OPTARG}" == "cachelxdimages" ] && INSTALL_CACHELXDIMAGES="y" && continue
 164             echo -e "Invalid option: '--$OPTARG'\n" >&2
 165             usage && exit 1
 166             ;;
 167         :)
 168             echo "Option -$OPTARG requires an argument" >&2
 169             usage && exit 1
 170             ;;
 171         \?)
 172             echo -e "Invalid option: '-$OPTARG'\n" >&2
 173             usage && exit 1
 174             ;;
 175         h)
 176             usage && exit 0
 177             ;;
 178         *)
 179             usage && exit 1
 180             ;;
 181     esac
 182 done
 183
 184 source $OSM_DEVOPS/common/logging
 185 source $OSM_DEVOPS/common/track
 186
 187 echo "DEBUG_INSTALL=$DEBUG_INSTALL"
 188 echo "DEFAULT_IP=$DEFAULT_IP"
 189 echo "OSM_DEVOPS=$OSM_DEVOPS"
 190 echo "HOME=$HOME"
 191
 192 [ -z "$INSTALL_NOJUJU" ] && install_juju
 193 track juju juju_install_ok
 194
 195 if [ -z "$OSM_VCA_HOST" ]; then
 196     if [ -z "$CONTROLLER_NAME" ]; then
 197         juju_createcontroller_k8s
 198         juju_addlxd_cloud
 199         if [ -n "$LXD_CLOUD_FILE" ]; then
 200             [ -z "$LXD_CRED_FILE" ] && FATAL "The installer needs the LXD credential yaml if the LXD is external"
 201             OSM_VCA_CLOUDNAME="lxd-cloud"
 202             juju add-cloud $OSM_VCA_CLOUDNAME $LXD_CLOUD_FILE --force || juju update-cloud $OSM_VCA_CLOUDNAME --client -f $LXD_CLOUD_FILE
 203             juju add-credential $OSM_VCA_CLOUDNAME -f $LXD_CRED_FILE || juju update-credential $OSM_VCA_CLOUDNAME lxd-cloud-creds -f $LXD_CRED_FILE
 204         fi
 205         juju_createproxy
 206     else
 207         OSM_VCA_CLOUDNAME="lxd-cloud"
 208         if [ -n "$LXD_CLOUD_FILE" ]; then
 209             [ -z "$LXD_CRED_FILE" ] && FATAL "The installer needs the LXD credential yaml if the LXD is external"
 210             juju add-cloud -c $CONTROLLER_NAME $OSM_VCA_CLOUDNAME $LXD_CLOUD_FILE --force || juju update-cloud lxd-cloud -c $CONTROLLER_NAME -f $LXD_CLOUD_FILE
 211             juju add-credential -c $CONTROLLER_NAME $OSM_VCA_CLOUDNAME -f $LXD_CRED_FILE || juju update-credential lxd-cloud -c $CONTROLLER_NAME -f $LXD_CRED_FILE
 212         else
 213             mkdir -p ~/.osm
 214             cat << EOF > ~/.osm/lxd-cloud.yaml
 215 clouds:
 216   lxd-cloud:
 217     type: lxd
 218     auth-types: [certificate]
 219     endpoint: "https://$DEFAULT_IP:8443"
 220     config:
 221       ssl-hostname-verification: false
 222 EOF
 223             openssl req -nodes -new -x509 -keyout ~/.osm/client.key -out ~/.osm/client.crt -days 365 -subj "/C=FR/ST=Nice/L=Nice/O=ETSI/OU=OSM/CN=osm.etsi.org"
 224             local server_cert=`cat /var/snap/lxd/common/lxd/server.crt | sed 's/^/        /'`
 225             local client_cert=`cat ~/.osm/client.crt | sed 's/^/        /'`
 226             local client_key=`cat ~/.osm/client.key | sed 's/^/        /'`
 227             cat << EOF > ~/.osm/lxd-credentials.yaml
 228 credentials:
 229   lxd-cloud:
 230     lxd-cloud:
 231       auth-type: certificate
 232       server-cert: |
 233 $server_cert
 234       client-cert: |
 235 $client_cert
 236       client-key: |
 237 $client_key
 238 EOF
 239             lxc config trust add local: ~/.osm/client.crt
 240             juju add-cloud -c $CONTROLLER_NAME $OSM_VCA_CLOUDNAME ~/.osm/lxd-cloud.yaml --force || juju update-cloud lxd-cloud -c $CONTROLLER_NAME -f ~/.osm/lxd-cloud.yaml
 241             juju add-credential -c $CONTROLLER_NAME $OSM_VCA_CLOUDNAME -f ~/.osm/lxd-credentials.yaml || juju update-credential lxd-cloud -c $CONTROLLER_NAME -f ~/.osm/lxd-credentials.yaml
 242         fi
 243     fi
 244     [ -z "$CONTROLLER_NAME" ] && OSM_VCA_HOST=`sg lxd -c "juju show-controller $OSM_STACK_NAME"|grep api-endpoints|awk -F\' '{print $2}'|awk -F\: '{print $1}'`
 245     [ -n "$CONTROLLER_NAME" ] && OSM_VCA_HOST=`juju show-controller $CONTROLLER_NAME |grep api-endpoints|awk -F\' '{print $2}'|awk -F\: '{print $1}'`
 246     [ -z "$OSM_VCA_HOST" ] && FATAL "Cannot obtain juju controller IP address"
 247 fi
 248 track juju juju_controller_ok
 249
 250