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aws-k3s.yaml
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aws-k3s.yaml
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{{- $createVpcCIDR := "10.8.0.0/18" -}}
{{- $region := .variables.region -}}
{{- $azs := list "" -}}
{{- if .variables.azs -}}
{{- $azs = .variables.azs -}}
{{- else -}}
{{- $azs = list (printf "%sa" $region) (printf "%sb" $region) (printf "%sc" $region) -}}
{{- end -}}
{{- $azs_count := len $azs -}}
_p: &provider_aws
- aws:
region: {{ .variables.region }}
name: aws-k3s
kind: StackTemplate
cliVersion: ">=v0.8.0"
units:
-
name: aws_key_pair
type: tfmodule
source: github.com/terraform-aws-modules/terraform-aws-key-pair?ref=v0.6.0
providers: *provider_aws
inputs:
create_key_pair: true
public_key: {{ .variables.public_key }}
key_name: {{ .variables.public_key_name }}
{{- if .variables.domain }}
-
name: route53
type: tfmodule
providers: *provider_aws
source: github.com/shalb/cluster.dev-domain?ref=0.1.0
inputs:
region: {{ .variables.region }}
cluster_name: {{ .variables.cluster_name }}
cluster_domain: {{ .variables.domain }}
zone_delegation: {{ if eq .variables.domain "cluster.dev" }}true{{ else }}false{{ end }}
{{- end }}
{{- if not .variables.vpc_id }}
-
name: vpc
type: tfmodule
providers: *provider_aws
source: terraform-aws-modules/vpc/aws
version: "4.0.2"
inputs:
name: {{ .variables.cluster_name }}
cidr: {{ $createVpcCIDR }}
enable_nat_gateway: true
map_public_ip_on_launch: true
single_nat_gateway: true
one_nat_gateway_per_az: false
enable_dns_hostnames: true
enable_dns_support: true
create_egress_only_igw: true
enable_vpn_gateway: true
create_database_subnet_group: true
public_subnets:
{{- range $index, $_ := $azs }}
- {{ cidrSubnet $createVpcCIDR 4 $index }}
{{- end }}
private_subnets:
{{- range $index, $_ := $azs }}
- {{ cidrSubnet $createVpcCIDR 4 (add $index $azs_count ) }}
{{- end }}
database_subnets:
{{- range $index, $_ := $azs }}
- {{ cidrSubnet $createVpcCIDR 4 (add $index $azs_count $azs_count ) }}
{{- end }}
public_subnet_tags:
"kubernetes.io/cluster/{{ .variables.cluster_name }}": "owned"
"kubernetes.io/role/lb": 1
private_subnet_tags:
"kubernetes.io/cluster/{{ .variables.cluster_name }}": "owned"
"kubernetes.io/role/internal-lb": 1
azs: {{ insertYAML $azs }}
{{- end }}
-
name: k3s
type: tfmodule
source: github.com/shalb/terraform-aws-k3s?ref=v0.5.0
providers: *provider_aws
inputs:
cluster_name: {{ .variables.cluster_name }}
extra_args:
- "--disable traefik"
{{ if .variables.domain }}
domain: {{ remoteState "this.route53.domain" }}
{{ end }}
k3s_version: {{ .variables.k3s_version }}
{{- if .variables.vpc_id }}
public_subnets: {{ insertYAML .variables.public_subnets }}
{{- else }}
public_subnets: {{ remoteState "this.vpc.public_subnets" }}
{{- end }}
key_name: {{ remoteState "this.aws_key_pair.this_key_pair_key_name" }}
region: {{ .variables.region }}
s3_bucket: {{ .variables.bucket }}
master_node_count: {{ .variables.master_node_count }}
worker_node_groups: {{ insertYAML .variables.worker_node_groups }}
master_iam_policies:
- {{ remoteState "this.iam-policy-external-dns.arn" }}
enable_asg_rolling_auto_update: true
-
name: kubeconfig
type: tfmodule
providers: *provider_aws
force_apply: true
depends_on: this.k3s
source: github.com/shalb/terraform-modules//local-file?ref=0.0.1
inputs:
filename: /tmp/kubeconfig_{{ .variables.cluster_name }}
source_s3:
bucket: {{ .variables.bucket }}
key: {{ .variables.cluster_name }}/kubeconfig
file_permission: "0600"
{{- if .variables.domain }}
-
name: iam-policy-external-dns
type: tfmodule
source: "terraform-aws-modules/iam/aws//modules/iam-policy"
version: "5.30.0"
providers: *provider_aws
inputs:
name: AllowRoute53ZoneManagement-{{ .variables.cluster_name }}
policy: |
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"route53:ChangeResourceRecordSets",
"route53:GetChange"
],
"Resource": [
"arn:aws:route53:::hostedzone/{{ .variables.domain }}",
"arn:aws:route53:::change/*"
]
},
{
"Effect": "Allow",
"Action": [
"route53:ListHostedZones",
"route53:ListResourceRecordSets",
"route53:ListHostedZonesByName"
],
"Resource": [
"*"
]
}
]
}
-
name: external-dns
type: helm
source:
repository: "https://charts.bitnami.com/bitnami"
chart: "external-dns"
version: "6.26.3"
kubeconfig: {{ remoteState "this.kubeconfig.path" }}
additional_options:
namespace: "external-dns"
create_namespace: true
values:
- file: ./values/external-dns.yaml
-
name: cert-manager
type: helm
source:
repository: "https://charts.jetstack.io"
chart: "cert-manager"
version: "v1.6.1"
kubeconfig: {{ output "this.kubeconfig.path" }}
additional_options:
namespace: "cert-manager"
create_namespace: true
inputs:
installCRDs: true
webhook.enabled: false
ingressShim.defaultIssuerName: letsencrypt-prod
ingressShim.defaultIssuerKind: ClusterIssuer
ingressShim.defaultACMEChallengeType: dns01
securityContext.enabled: false
serviceAccount.create: true
-
name: cert-manager-issuer
type: kubernetes
depends_on: this.cert-manager
source: ./cert-manager/issuer.yaml
kubeconfig: {{ remoteState "this.kubeconfig.path" }}
{{- end }}
-
name: ingress-nginx
type: helm
source:
repository: "https://kubernetes.github.io/ingress-nginx"
chart: "ingress-nginx"
version: "4.7.3"
kubeconfig: {{ output "this.kubeconfig.path" }}
additional_options:
namespace: "ingress-nginx"
create_namespace: true
timeout: 60
inputs:
service.type: LoadBalancer
controller.admissionWebhooks.enabled: false
service.externalTrafficPolicy: Local
controller.ingressClassResource.default: true
-
name: outputs
type: printer
outputs:
cluster_name: {{ .variables.cluster_name }}
region: {{ .variables.region }}
kubeconfig: {{ output "this.kubeconfig.path" }}
k3s_version: {{ .variables.k3s_version }}