install.yaml

name: varnish

# list of files and directories listed that are copied into project .ddev directory
project_files:
- docker-compose.varnish.yaml
- varnish
- commands/varnish

pre_install_actions:
    # Make sure we have a ddev version that can support what we do here
  - |
    #ddev-nodisplay
    #ddev-description:Checking DDEV version
    (ddev debug capabilities | grep ddev-get-yaml-interpolation >/dev/null) || (echo "Please upgrade DDEV to v1.21.4+ for appropriate capabilities" && false)
    # Make sure we have a ddev version that can support what we do here
  - |
    #ddev-nodisplay
    #ddev-description:Removing old docker-compose.varnish-extras.yaml
    if [ -f ${DDEV_APPROOT}/.ddev/docker-compose.varnish-extras.yaml ]; then
      if grep -q '#ddev-generated' ${DDEV_APPROOT}/.ddev/docker-compose.varnish-extras.yaml; then
        rm -f ${DDEV_APPROOT}/.ddev/docker-compose.varnish-extras.yaml
      else
        echo "${DDEV_APPROOT}/.ddev/docker-compose.varnish-extras.yaml needs to be removed but has been modified by the user. Please check it and remove it"
        exit 2
      fi
    fi

post_install_actions:
  - |
    #ddev-nodisplay
    if [ -f docker-compose.varnish_extras.yaml ] && ! grep -q '#ddev-generated' docker-compose.varnish_extras.yaml; then
      echo "Existing docker-compose.varnish_extras.yaml does not have #ddev-generated, so can't be updated"
      exit 2
    fi
  - |
    #ddev-nodisplay
    cat <<-END >docker-compose.varnish_extras.yaml
    #ddev-generated
    # This is the second half of the trick that puts varnish "in front of" the web
    # container, just by switching the names.
    {{- $project_tld := "ddev.site" -}}
    {{- if .DdevGlobalConfig.project_tld }}{{ $project_tld = .DdevGlobalConfig.project_tld }}{{ end }}
    {{- if .DdevProjectConfig.project_tld }}{{ $project_tld = .DdevProjectConfig.project_tld }}{{ end }}
    {{- $novarnish_hostnames := print "novarnish." .DdevProjectConfig.name "." $project_tld -}}
    {{- $sep := print "." $project_tld ",novarnish." -}}
    {{- if .DdevProjectConfig.additional_hostnames }}
    {{- $novarnish_hostnames = print $novarnish_hostnames "," "novarnish." (.DdevProjectConfig.additional_hostnames | join $sep) "." $project_tld -}}
    {{- end }}
    {{- if .DdevProjectConfig.additional_fqdns }}
    {{- $novarnish_hostnames = print $novarnish_hostnames "," "novarnish." ( .DdevProjectConfig.additional_fqdns | join ",novarnish." ) -}}
    {{- end }}
    services:
      web:
        environment:
        - VIRTUAL_HOST={{ $novarnish_hostnames }}
    END

removal_actions:
  - |
    #ddev-nodisplay
    if [ -f docker-compose.varnish_extras.yaml ]; then
      if grep -q '#ddev-generated' docker-compose.varnish_extras.yaml; then
        rm -f docker-compose.varnish_extras.yaml
      else
        echo "Unwilling to remove '$DDEV_APPROOT/.ddev/docker-compose.varnish_extras.yaml' because it does not have #ddev-generated in it; you can manually delete it if it is safe to delete."
      fi
    fi