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Natively support Compose files on Kubernetes

These are the Compose file features supported on Kubernetes

Feature docker stack deploy Compose on Kubernetes
build
- context
- dockerfile
- args
- cache_from
- labels
cap_add Yes
cap_drop Yes
command Yes Yes
configs Yes Yes
- external Yes Yes
- file Yes Yes
- mode Yes Yes
cgroup_parent
container_name
credential_spec Yes
deploy Yes
- endpoint_mode: vip Yes Yes
- endpoint_mode: dnsrr Yes
- labels Yes Yes
- mode Yes Yes
- placement Yes Partial
- replicas Yes Yes
- resources Yes Yes
-- limits Yes Yes
-- reservations Yes Yes
- restart_policy Yes Yes
-- condition: none Yes Yes
-- condition: on-failure Yes Yes
-- condition: any Yes Yes
-- delay Yes
-- max_attempts Yes
-- window Yes
- update_config Yes
-- parallelism Yes Yes
-- delay Yes
-- failure_action Yes
-- monitor Yes
-- max_failure_ratio Yes
- devices
- depends_on
- dns
- dns_search
- tmpfs Yes
- entrypoint Yes Yes
- env_file Yes Yes
- environment Yes Yes
-- key=value Yes Yes
-- key Yes
- expose Yes Yes
- external_links
- extra_hosts Yes Yes
- healthcheck Yes Yes
-- test Yes Yes
-- test: NONE Yes Yes
-- interval Yes Yes
-- timeout Yes Yes
-- retries Yes Yes
-- disable Yes Yes
- image Yes Yes
- isolation Yes
- labels Yes Yes
- links
- logging Yes
-- driver Yes
-- options Yes
- network_mode
- networks Yes
-- aliases Yes
-- ipv4_address Yes
-- ipv6_address Yes
- pid: host Yes Yes
- ports Yes Yes
-- target Yes Yes
-- published Yes Yes
-- protocol Yes Yes
-- mode: host Yes Not sure
-- mode: ingress Yes Not sure
- secrets Yes Yes
-- source Yes Yes
-- target Yes Yes
-- uid Yes
-- gid Yes
-- mode Yes Yes
- security_opt
- stop_grace_period Yes Yes
- stop_signal
- sysctls
- ulimits
- userns_mode
- volumes Yes Yes
-- type: volume Yes Yes
-- type: bind Yes Yes
-- source Yes Yes
-- target Yes Yes
-- read_only Yes Yes
-- bind/propagation Yes
-- volume/nocopy Yes
- restart
- domainname
- hostname Yes Yes
- ipc Yes
- mac_address
- privileged Yes
- read_only Yes Yes
- shm_size
- stdin_open Yes Yes
- tty Yes Yes
- user: numerical Yes Yes
- user: name Yes
- working_dir Yes Yes

Not supported by k8s

Placeholders interpolation

Before a yaml file is sent to Kubernenetes, its ${...} placeholders are replaced with actual values.

  • A first attempt is made at reading the variable from a .env file is current working directory.
  • If no value is found, an environment variable are used.