egress-gateway/egress-gateway.nomad.hcl

76 lines
1.6 KiB
HCL

[[ $c := merge .egress_gw . -]]
job "[[ .instance ]]" {
[[ template "common/job_start" $c ]]
group "egress-gateway" {
count = [[ $c.count ]]
network {
mode = "bridge"
}
# Terminating gateway definition
service {
name = "[[ .instance ]][[ $c.consul.suffix ]]"
connect {
gateway {
proxy {}
terminating {
[[- range $service, $def := .egress_gw.services ]]
service {
name = "[[ $service ]]"
[[- range $k, $v := $def ]]
[[ $k ]] = [[ $v | toJSON ]]
[[- end ]]
}
[[- end ]]
}
}
sidecar_task {
[[ template "common/resources" $c.consul.connect.resources ]]
}
}
}
# Dummy task to configure custom CA certificates
# Needed because template is not supported in sidecar_task
task "ca-certs" {
# Use docker instead of exec as it's broken on EL8. See https://github.com/hashicorp/nomad/issues/20212
driver = "docker"
config {
image = "[[ .docker.repo ]][[ .docker.base_images.alpine.image ]]"
readonly_rootfs = true
pids_limit = 10
command = "/bin/true"
}
# The task will just quit immediatly, mark it as a prestart hook
lifecycle {
hook = "prestart"
}
[[- range $k, $v := .egress_gw.ca_certs ]]
template {
data =<<_EOF
[[ $v ]]
_EOF
destination = "${NOMAD_ALLOC_DIR}/data/[[ $k ]].crt"
}
[[- end ]]
# Give just enough resources
resources {
cpu = 10
memory = 10
memory_max = 20
}
}
}
}
# vim: syntax=hcl