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fix: dragonfly cannot start due to disk permissions #437

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merged 1 commit into from
May 23, 2023
Merged

fix: dragonfly cannot start due to disk permissions #437

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29 changes: 29 additions & 0 deletions deploy/modules/service/cronjob.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,35 @@ resource "kubernetes_cron_job" "app" {
}
}

dynamic "init_container" {
for_each = { for k, v in var.volumeMounts : k => v if var.fixPermissions == true && v.readOnly == false }

content {
name = "fix-permissions-${init_container.key}"
image = "busybox"
command = [
"chown",
"-R",
"${var.containerSecurityContext.runAsUser}:${var.containerSecurityContext.runAsGroup}",
init_container.value.mountPath,
]

security_context {
run_as_group = 0
run_as_user = 0
run_as_non_root = false
}

volume_mount {
name = init_container.value.volumeName
mount_path = init_container.value.mountPath
read_only = lookup(init_container.value, "readOnly", false)
sub_path = lookup(init_container.value, "subPath", null)
mount_propagation = lookup(init_container.value, "mountPropagation", null)
}
}
}

security_context {
run_as_user = lookup(var.podSecurityContext, "runAsUser", 1000)
run_as_group = lookup(var.podSecurityContext, "runAsGroup", 1000)
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29 changes: 29 additions & 0 deletions deploy/modules/service/deamonset.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -62,6 +62,35 @@ resource "kubernetes_daemonset" "app" {
}
}

dynamic "init_container" {
for_each = { for k, v in var.volumeMounts : k => v if var.fixPermissions == true && v.readOnly == false }

content {
name = "fix-permissions-${init_container.key}"
image = "busybox"
command = [
"chown",
"-R",
"${var.containerSecurityContext.runAsUser}:${var.containerSecurityContext.runAsGroup}",
init_container.value.mountPath,
]

security_context {
run_as_group = 0
run_as_user = 0
run_as_non_root = false
}

volume_mount {
name = init_container.value.volumeName
mount_path = init_container.value.mountPath
read_only = lookup(init_container.value, "readOnly", false)
sub_path = lookup(init_container.value, "subPath", null)
mount_propagation = lookup(init_container.value, "mountPropagation", null)
}
}
}

security_context {
run_as_user = lookup(var.podSecurityContext, "runAsUser", 1000)
run_as_group = lookup(var.podSecurityContext, "runAsGroup", 1000)
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29 changes: 29 additions & 0 deletions deploy/modules/service/deployment.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -64,6 +64,35 @@ resource "kubernetes_deployment" "app" {
}
}

dynamic "init_container" {
for_each = { for k, v in var.volumeMounts : k => v if var.fixPermissions == true && v.readOnly == false }

content {
name = "fix-permissions-${init_container.key}"
image = "busybox"
command = [
"chown",
"-R",
"${var.containerSecurityContext.runAsUser}:${var.containerSecurityContext.runAsGroup}",
init_container.value.mountPath,
]

security_context {
run_as_group = 0
run_as_user = 0
run_as_non_root = false
}

volume_mount {
name = init_container.value.volumeName
mount_path = init_container.value.mountPath
read_only = lookup(init_container.value, "readOnly", false)
sub_path = lookup(init_container.value, "subPath", null)
mount_propagation = lookup(init_container.value, "mountPropagation", null)
}
}
}

security_context {
run_as_user = lookup(var.podSecurityContext, "runAsUser", 1000)
run_as_group = lookup(var.podSecurityContext, "runAsGroup", 1000)
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29 changes: 29 additions & 0 deletions deploy/modules/service/statefulset.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -70,6 +70,35 @@ resource "kubernetes_stateful_set" "app" {
}
}

dynamic "init_container" {
for_each = { for k, v in var.volumeMounts : k => v if var.fixPermissions == true && v.readOnly == false }

content {
name = "fix-permissions-${init_container.key}"
image = "busybox"
command = [
"chown",
"-R",
"${var.containerSecurityContext.runAsUser}:${var.containerSecurityContext.runAsGroup}",
init_container.value.mountPath,
]

security_context {
run_as_group = 0
run_as_user = 0
run_as_non_root = false
}

volume_mount {
name = init_container.value.volumeName
mount_path = init_container.value.mountPath
read_only = lookup(init_container.value, "readOnly", false)
sub_path = lookup(init_container.value, "subPath", null)
mount_propagation = lookup(init_container.value, "mountPropagation", null)
}
}
}

security_context {
run_as_user = lookup(var.podSecurityContext, "runAsUser", 1000)
run_as_group = lookup(var.podSecurityContext, "runAsGroup", 1000)
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6 changes: 6 additions & 0 deletions deploy/modules/service/variables.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -654,3 +654,9 @@ variable "serviceType" {
error_message = "serviceType must be one of ClusterIP, NodePort or LoadBalancer"
}
}

variable "fixPermissions" {
type = bool
description = "Fix permissions of the mounted volumes (start an init container as root to chown the volumes)"
default = false
}
2 changes: 2 additions & 0 deletions deploy/stacks/apps/s42/storages.tf
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Expand Up @@ -249,6 +249,8 @@ module "dragonfly" {
replicas = 1
maxUnavailable = 0

fixPermissions = true

prometheus = {
enabled = true
port = 6379
Expand Down