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     local server_cert=`cat /var/snap/lxd/common/lxd/server.crt | sed 's/^/        /'`
  84     local client_cert=`cat /tmp/.osm/client.crt | sed 's/^/        /'`
  85     local client_key=`cat /tmp/.osm/client.key | sed 's/^/        /'`
  86
  87     cat << EOF > $LXD_CREDENTIALS
  88 credentials:
  89   $OSM_VCA_CLOUDNAME:
  90     lxd-cloud:
  91       auth-type: certificate
  92       server-cert: |
  93 $server_cert
  94       client-cert: |
  95 $client_cert
  96       client-key: |
  97 $client_key
  98 EOF
  99     lxc config trust add local: /tmp/.osm/client.crt
 100     juju add-cloud -c $OSM_STACK_NAME $OSM_VCA_CLOUDNAME $LXD_CLOUD --force
 101     juju add-credential -c $OSM_STACK_NAME $OSM_VCA_CLOUDNAME -f $LXD_CREDENTIALS
 102     sg lxd -c "lxd waitready"
 103     juju controller-config features=[k8s-operators]
 104     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 105 }
 106
 107 #Safe unattended install of iptables-persistent
 108 function check_install_iptables_persistent(){
 109     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
 110     echo -e "\nChecking required packages: iptables-persistent"
 111     if ! dpkg -l iptables-persistent &>/dev/null; then
 112         echo -e "    Not installed.\nInstalling iptables-persistent requires root privileges"
 113         echo iptables-persistent iptables-persistent/autosave_v4 boolean true | sudo debconf-set-selections
 114         echo iptables-persistent iptables-persistent/autosave_v6 boolean true | sudo debconf-set-selections
 115         sudo apt-get -yq install iptables-persistent
 116     fi
 117     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 118 }
 119
 120 function juju_createproxy() {
 121     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
 122     check_install_iptables_persistent
 123
 124     if ! sudo iptables -t nat -C PREROUTING -p tcp -m tcp -d $DEFAULT_IP --dport 17070 -j DNAT --to-destination $OSM_VCA_HOST; then
 125         sudo iptables -t nat -A PREROUTING -p tcp -m tcp -d $DEFAULT_IP --dport 17070 -j DNAT --to-destination $OSM_VCA_HOST
 126         sudo netfilter-persistent save
 127     fi
 128     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 129 }
 130
 131 DEBUG_INSTALL=""
 132 INSTALL_CACHELXDIMAGES=""
 133 INSTALL_NOJUJU=""
 134 JUJU_AGENT_VERSION=2.9.22
 135 JUJU_VERSION=2.9
 136 OSM_DEVOPS=
 137 OSM_STACK_NAME=osm
 138 OSM_VCA_HOST=
 139 OSM_VCA_CLOUDNAME="localhost"
 140 OSM_VCA_K8S_CLOUDNAME="k8scloud"
 141 RE_CHECK='^[a-z0-9]([-a-z0-9]*[a-z0-9])?$'
 142
 143 while getopts ":D:i:s:H:l:L:K:-: h" o; do
 144     case "${o}" in
 145         D)
 146             OSM_DEVOPS="${OPTARG}"
 147             ;;
 148         i)
 149             DEFAULT_IP="${OPTARG}"
 150             ;;
 151         s)
 152             OSM_STACK_NAME="${OPTARG}" && [[ ! "${OPTARG}" =~ $RE_CHECK ]] && echo "Namespace $OPTARG is invalid. Regex used for validation is $RE_CHECK" && exit 0
 153             ;;
 154         H)
 155             OSM_VCA_HOST="${OPTARG}"
 156             ;;
 157         l)
 158             LXD_CLOUD_FILE="${OPTARG}"
 159             ;;
 160         L)
 161             LXD_CRED_FILE="${OPTARG}"
 162             ;;
 163         K)
 164             CONTROLLER_NAME="${OPTARG}"
 165             ;;
 166         -)
 167             [ "${OPTARG}" == "help" ] && usage && exit 0
 168             [ "${OPTARG}" == "debug" ] && DEBUG_INSTALL="--debug" && continue
 169             [ "${OPTARG}" == "nojuju" ] && INSTALL_NOJUJU="y" && continue
 170             [ "${OPTARG}" == "cachelxdimages" ] && INSTALL_CACHELXDIMAGES="y" && continue
 171             echo -e "Invalid option: '--$OPTARG'\n" >&2
 172             usage && exit 1
 173             ;;
 174         :)
 175             echo "Option -$OPTARG requires an argument" >&2
 176             usage && exit 1
 177             ;;
 178         \?)
 179             echo -e "Invalid option: '-$OPTARG'\n" >&2
 180             usage && exit 1
 181             ;;
 182         h)
 183             usage && exit 0
 184             ;;
 185         *)
 186             usage && exit 1
 187             ;;
 188     esac
 189 done
 190
 191 source $OSM_DEVOPS/common/logging
 192 source $OSM_DEVOPS/common/track
 193
 194 echo "DEBUG_INSTALL=$DEBUG_INSTALL"
 195 echo "DEFAULT_IP=$DEFAULT_IP"
 196 echo "OSM_DEVOPS=$OSM_DEVOPS"
 197 echo "HOME=$HOME"
 198
 199 [ -z "$INSTALL_NOJUJU" ] && install_juju
 200 track juju juju_install_ok
 201
 202 if [ -z "$OSM_VCA_HOST" ]; then
 203     if [ -z "$CONTROLLER_NAME" ]; then
 204         juju_createcontroller_k8s
 205         juju_addlxd_cloud
 206         if [ -n "$LXD_CLOUD_FILE" ]; then
 207             [ -z "$LXD_CRED_FILE" ] && FATAL "The installer needs the LXD credential yaml if the LXD is external"
 208             OSM_VCA_CLOUDNAME="lxd-cloud"
 209             juju add-cloud $OSM_VCA_CLOUDNAME $LXD_CLOUD_FILE --force || juju update-cloud $OSM_VCA_CLOUDNAME --client -f $LXD_CLOUD_FILE
 210             juju add-credential $OSM_VCA_CLOUDNAME -f $LXD_CRED_FILE || juju update-credential $OSM_VCA_CLOUDNAME lxd-cloud-creds -f $LXD_CRED_FILE
 211         fi
 212         juju_createproxy
 213     else
 214         OSM_VCA_CLOUDNAME="lxd-cloud"
 215         if [ -n "$LXD_CLOUD_FILE" ]; then
 216             [ -z "$LXD_CRED_FILE" ] && FATAL "The installer needs the LXD credential yaml if the LXD is external"
 217             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
 218             juju add-credential -c $CONTROLLER_NAME $OSM_VCA_CLOUDNAME -f $LXD_CRED_FILE || juju update-credential lxd-cloud -c $CONTROLLER_NAME -f $LXD_CRED_FILE
 219         else
 220             mkdir -p ~/.osm
 221             cat << EOF > ~/.osm/lxd-cloud.yaml
 222 clouds:
 223   lxd-cloud:
 224     type: lxd
 225     auth-types: [certificate]
 226     endpoint: "https://$DEFAULT_IP:8443"
 227     config:
 228       ssl-hostname-verification: false
 229 EOF
 230             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"
 231             local server_cert=`cat /var/snap/lxd/common/lxd/server.crt | sed 's/^/        /'`
 232             local client_cert=`cat ~/.osm/client.crt | sed 's/^/        /'`
 233             local client_key=`cat ~/.osm/client.key | sed 's/^/        /'`
 234             cat << EOF > ~/.osm/lxd-credentials.yaml
 235 credentials:
 236   lxd-cloud:
 237     lxd-cloud:
 238       auth-type: certificate
 239       server-cert: |
 240 $server_cert
 241       client-cert: |
 242 $client_cert
 243       client-key: |
 244 $client_key
 245 EOF
 246             lxc config trust add local: ~/.osm/client.crt
 247             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
 248             juju add-credential -c $CONTROLLER_NAME $OSM_VCA_CLOUDNAME -f ~/.osm/lxd-credentials.yaml || juju update-credential lxd-cloud -c $CONTROLLER_NAME -f ~/.osm/lxd-credentials.yaml
 249         fi
 250     fi
 251     [ -z "$CONTROLLER_NAME" ] && OSM_VCA_HOST=`sg lxd -c "juju show-controller $OSM_STACK_NAME"|grep api-endpoints|awk -F\' '{print $2}'|awk -F\: '{print $1}'`
 252     [ -n "$CONTROLLER_NAME" ] && OSM_VCA_HOST=`juju show-controller $CONTROLLER_NAME |grep api-endpoints|awk -F\' '{print $2}'|awk -F\: '{print $1}'`
 253     [ -z "$OSM_VCA_HOST" ] && FATAL "Cannot obtain juju controller IP address"
 254 fi
 255 track juju juju_controller_ok
 256
 257