Docker Compose conversion support
The Release team has worked with thousands of Docker Compose files to generate working environments in Kubernetes. Here is the supported conversion matrix for Docker Compose
| Keys | Supported | Kubernetes | Notes |
|---|---|---|---|
build | ✅ | ||
build: context | ✅ | ||
build: dockerfile | ✅ | ||
build: args | ✅ | ||
build: cache_from | 🚧 | ||
cap_add | 🚧 | ||
cap_drop | 🚧 | ||
command | ✅ | Pod.Spec.Container.Args | |
configs | ✅ | ConfigMap | Configs with "external" = true are skipped. |
configs: short-syntax | ✅ | ||
configs: long-syntax | ✅ | ||
configs: source | ✅ | ||
configs: target | ✅ | ||
configs: uid | 🚧 | ||
configs: gid | 🚧 | ||
configs: mode | ✅ | ||
cgroup_parent | ❌ | Not supported in Kubernetes. See https://github.com/kubernetes/kubernetes/issues/11986 | |
container_name | 🚧 | ||
credential_spec | ❌ | ||
deploy | ✅ | ||
deploy: mode | ❌ | kompose supports mode by setting "replicas" = 1 when "mode" = "global". Release does not support this functionality. See https://github.com/kubernetes/kompose/pull/771 | |
deploy: replicas | ✅ | Deployment.Spec.Replicas | |
deploy: placement | 🚧 | ||
deploy: update_config | 🚧 | ||
deploy: resources | ✅ | ||
deploy: restart_policy | 🚧 | ||
deploy: labels | 🚧 | ||
devices | ❌ | Not supported in Kubernetes. See https://github.com/kubernetes/kubernetes/issues/5607 | |
depends_on | ✅ | Release's Application Template - Workflows | |
dns | ❌ | ||
dns_search | ❌ | ||
domainname | 🚧 | ||
tmpfs | 🚧 | ||
entrypoint | ✅ | Pod.Spec.Container.Command | |
env_file | ✅ | Pod.Spec.Container.Env | |
environment | ✅ | Pod.Spec.Container.Env | |
expose | 🚧 | ||
endpoint_mode | 🚧 | ||
extends | ✅ | Release will read the extended file from the VCS and add the appropriate information | |
external_links | ❌ | ||
extra_hosts | ❌ | ||
group_add | 🚧 | ||
healthcheck | ✅ | ||
hostname | 🚧 | ||
image | ✅ | Deployment.Spec.Containers.Image | |
isolation | ❌ | ||
labels | 🚧 | ||
links | ❌ | ||
logging | ❌ | ||
network_mode | ❌ | ||
networks | 🚧 | ||
networks: aliases | ❌ | ||
networks: addresses | ❌ | ||
pid | 🚧 | ||
ports | ✅ | Service.Spec.Ports | |
ports: protocol | ✅ | Service.Spec.Ports | |
ports: published | ✅ | Service.Spec.Ports | |
ports: target | ✅ | Service.Spec.Ports | |
secrets | ✅ | Secrets | Release will map secret definitions into the Application Template. They require adding secrets to Release's Secrets Manager |
secrets: source | ✅ | ||
secrets: target | ✅ | ||
secrets: uid | ❌ | ||
secrets: gid | ❌ | ||
secrets: mode | ❌ | ||
security_opt | ❌ | ||
stop_grace_period | 🚧 | ||
stop_signal | ❌ | Not supported in Kuberentes currently. See https://github.com/kubernetes/kubernetes/issues/30051 | |
sysctls | ❌ | ||
ulimits | ❌ | ||
userns_mode | ❌ | ||
volumes | ✅ | PersistentVolumeClaim | Volumes with "external" = true are skipped. |
volumes: short-syntax | ✅ | ||
volumes: long-syntax | ✅ | ||
volumes: read_only | ✅ | ||
volumes: source | ✅ | PersistentVolumeClaim | |
volumes: target | ✅ | PersistentVolumeClaim | |
volumes: type | ✅ | PersistentVolumeClaim | "volume", "bind", and "tmpfs" are supported. "npipe" is not supported. |
restart | 🚧 |
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