supervisor.ctmpl

#
# Generated by consul-template
#
# Project Name:         {{PROJECT_NAME}}
# Project environment:  {{APP_ENV}}
#

{{- with node -}}
    {{- $nodeName := .Node.Node -}}
    {{ range $key, $pairs := tree "apps/{{PROJECT_NAME}}/supervisor" | byKey -}}
        {{- $processType := $pairs.process_type.Value | print -}}
        {{- $matchType := regexMatch $processType $nodeName -}}
        {{- $emptyMatch := not $processType -}}
        {{- $gotProcs := $pairs.numprocs.Value -}}
        {{- if (and $gotProcs (or $emptyMatch $matchType)) -}}
            {{- $numprocs := $pairs.numprocs.Value | parseInt -}}
            {{- range $i := loop 0 $numprocs }}
[program:{{PROJECT_NAME}}_{{- $key -}}_{{- printf "%02d" $i -}}]
command = {{ $pairs.command.Value }}
directory = {{ if $pairs.directory.Value | print -}}{{- $pairs.directory.Value -}}{{- else -}}{{HTDOCS}}/app{{- end }}
environment = {{ if $pairs.environment.Value | print -}}{{- $pairs.environment.Value -}}{{- end }}
stopsignal = {{ if $pairs.stopsignal.Value | print -}}{{- $pairs.stopsignal.Value -}}{{- else -}}TERM{{- end }}
numprocs = 1
autostart = true
autorestart = true
startretries = 10
user = www-data
startsecs = 3
redirect_stderr = true
stdout_logfile_maxbytes = 5MB
stdout_logfile_backups = 1
stderr_logfile_maxbytes = 5MB
stderr_logfile_backups = 1
stopwaitsecs = 60
            {{ end -}}
        {{- else }}
# Program "{{$key}}" with process_type "{{$processType}}" ignored since it does not match "{{$nodeName}}" or got no "numprocs" key
        {{- end -}}
    {{- end -}}
{{- end }}

supervisor.hcl

template {
    source        = "{{TEMPLATE_DIR}}/supervisor.ctmpl"
    destination   = "/etc/supervisor/conf.d/{{PROJECT_NAME}}.conf"
    command       = "test -f /usr/local/bin/supervisorctl && supervisorctl update"
    wait          = "3s:10s"
}