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slurm_ha.tf
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resource "oci_core_volume_attachment" "backup_volume_attachment" {
count = var.controller_block && var.slurm_ha ? 1 : 0
attachment_type = "iscsi"
volume_id = oci_core_volume.controller_volume[0].id
instance_id = oci_core_instance.backup[0].id
display_name = "${local.cluster_name}-backup-volume-attachment"
device = "/dev/oracleoci/oraclevdb"
is_shareable = true
}
resource "oci_core_instance" "backup" {
count = var.slurm_ha ? 1 : 0
depends_on = [oci_core_subnet.public-subnet]
availability_domain = var.controller_ad
compartment_id = var.targetCompartment
shape = var.controller_shape
dynamic "shape_config" {
for_each = local.is_controller_flex_shape
content {
ocpus = shape_config.value
memory_in_gbs = var.controller_custom_memory ? var.controller_memory : 16 * shape_config.value
}
}
agent_config {
is_management_disabled = true
}
display_name = "${local.cluster_name}-backup"
freeform_tags = {
"cluster_name" = local.cluster_name
"parent_cluster" = local.cluster_name
}
metadata = {
ssh_authorized_keys = "${var.ssh_key}\n${tls_private_key.ssh.public_key_openssh}"
user_data = base64encode(data.template_file.controller_config.rendered)
}
source_details {
// source_id = var.use_standard_image ? data.oci_core_images.linux.images.0.id : local.custom_controller_image_ocid
source_id = local.controller_image
boot_volume_size_in_gbs = var.controller_boot_volume_size
boot_volume_vpus_per_gb = 30
source_type = "image"
}
create_vnic_details {
subnet_id = local.controller_subnet_id
assign_public_ip = local.controller_bool_ip
}
}
resource "null_resource" "backup" {
count = var.slurm_ha ? 1 : 0
depends_on = [oci_core_instance.backup]
triggers = {
backup = oci_core_instance.backup[0].id
}
provisioner "remote-exec" {
inline = [
"#!/bin/bash",
"sudo mkdir -p /opt/oci-hpc",
"sudo chown ${var.controller_username}:${var.controller_username} /opt/oci-hpc/",
"mkdir -p /opt/oci-hpc/bin",
"mkdir -p /opt/oci-hpc/playbooks"
]
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
source = "playbooks"
destination = "/opt/oci-hpc/"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
source = "autoscaling"
destination = "/opt/oci-hpc/"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
source = "bin"
destination = "/opt/oci-hpc/"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
source = "conf"
destination = "/opt/oci-hpc/"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
source = "logs"
destination = "/opt/oci-hpc/"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
source = "samples"
destination = "/opt/oci-hpc/"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
content = templatefile("${path.module}/configure.tpl", {
configure = var.configure
})
destination = "/tmp/configure.conf"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
content = tls_private_key.ssh.private_key_pem
destination = "/home/${var.controller_username}/.ssh/cluster.key"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "remote-exec" {
inline = [
"#!/bin/bash",
"chmod 600 /home/${var.controller_username}/.ssh/cluster.key",
"cp /home/${var.controller_username}/.ssh/cluster.key /home/${var.controller_username}/.ssh/id_rsa",
"chmod a+x /opt/oci-hpc/bin/*.sh",
"timeout --foreground 60m /opt/oci-hpc/bin/controller.sh"
]
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
}
resource "null_resource" "cluster_backup" {
count = var.slurm_ha ? 1 : 0
depends_on = [null_resource.backup, oci_core_compute_cluster.compute_cluster, oci_core_cluster_network.cluster_network, oci_core_instance.backup]
triggers = {
cluster_instances = join(", ", local.cluster_instances_names)
}
provisioner "file" {
content = templatefile("${path.module}/inventory.tpl", {
controller_name = oci_core_instance.controller.display_name,
controller_ip = oci_core_instance.controller.private_ip,
backup_name = var.slurm_ha ? oci_core_instance.backup[0].display_name : "",
backup_ip = var.slurm_ha ? oci_core_instance.backup[0].private_ip : "",
login_name = var.login_node ? oci_core_instance.login[0].display_name : "",
login_ip = var.login_node ? oci_core_instance.login[0].private_ip : "",
monitoring_name = var.monitoring_node ? oci_core_instance.monitoring[0].display_name : "",
monitoring_ip = var.monitoring_node ? oci_core_instance.monitoring[0].private_ip : "",
compute = var.node_count > 0 ? zipmap(local.cluster_instances_names, local.cluster_instances_ips) : zipmap([], [])
public_subnet = data.oci_core_subnet.public_subnet.cidr_block,
private_subnet = data.oci_core_subnet.private_subnet.cidr_block,
rdma_network = cidrhost(var.rdma_subnet, 0),
rdma_netmask = cidrnetmask(var.rdma_subnet),
zone_name = local.zone_name,
dns_entries = var.dns_entries,
vcn_compartment = var.vcn_compartment,
nfs = var.node_count > 0 ? local.cluster_instances_names[0] : "",
home_nfs = var.home_nfs,
create_fss = var.create_fss,
home_fss = var.home_fss,
scratch_nfs = var.use_scratch_nfs && var.node_count > 0,
cluster_nfs = var.use_cluster_nfs,
cluster_nfs_path = var.cluster_nfs_path,
scratch_nfs_path = var.scratch_nfs_path,
add_nfs = var.add_nfs,
nfs_target_path = var.nfs_target_path,
nfs_source_IP = local.nfs_source_IP,
nfs_source_path = var.nfs_source_path,
nfs_options = var.nfs_options,
localdisk = var.localdisk,
log_vol = var.log_vol,
redundancy = var.redundancy,
cluster_network = var.cluster_network,
use_compute_agent = var.use_compute_agent,
slurm = var.slurm,
slurm_nfs_path = var.slurm_nfs ? var.nfs_source_path : var.cluster_nfs_path,
rack_aware = var.rack_aware,
spack = var.spack,
ldap = var.ldap,
controller_block = var.controller_block,
login_block = var.login_block,
scratch_nfs_type = local.scratch_nfs_type,
controller_mount_ip = local.controller_mount_ip,
login_mount_ip = local.login_mount_ip,
cluster_mount_ip = local.mount_ip,
autoscaling = var.autoscaling,
cluster_name = local.cluster_name,
shape = var.cluster_network ? var.cluster_network_shape : var.instance_pool_shape,
instance_pool_ocpus = local.instance_pool_ocpus,
queue = var.queue,
cluster_monitoring = var.cluster_monitoring,
hyperthreading = var.hyperthreading,
controller_username = var.controller_username,
compute_username = var.compute_username,
autoscaling_monitoring = var.autoscaling_monitoring,
autoscaling_mysql_service = var.autoscaling_mysql_service,
monitoring_mysql_ip = var.autoscaling_monitoring && var.autoscaling_mysql_service ? oci_mysql_mysql_db_system.monitoring_mysql_db_system[0].ip_address : "localhost",
admin_password = var.admin_password,
admin_username = var.autoscaling_mysql_service ? var.admin_username : "root",
enroot = var.enroot,
pyxis = var.pyxis,
pam = var.pam,
sacct_limits = var.sacct_limits,
privilege_sudo = var.privilege_sudo,
privilege_group_name = var.privilege_group_name,
latency_check = var.latency_check,
inst_prin = var.inst_prin,
region = var.region,
tenancy_ocid = var.tenancy_ocid,
api_fingerprint = var.api_fingerprint,
api_user_ocid = var.api_user_ocid,
healthchecks = var.healthchecks,
change_hostname = var.change_hostname,
hostname_convention = var.hostname_convention,
change_hostname = var.change_hostname,
hostname_convention = var.hostname_convention,
ons_topic_ocid = local.topic_id
})
destination = "/opt/oci-hpc/playbooks/inventory"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
content = var.node_count > 0 ? join("\n", local.cluster_instances_ips) : "\n"
destination = "/tmp/hosts"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
content = templatefile(var.inst_prin ? "${path.module}/autoscaling/provider_inst_prin.tpl" : "${path.module}/autoscaling/provider_user.tpl", {
api_user_ocid = var.api_user_ocid,
api_fingerprint = var.api_fingerprint,
private_key_path = "/opt/oci-hpc/autoscaling/credentials/key.pem",
tenancy_ocid = var.tenancy_ocid
})
destination = "/opt/oci-hpc/autoscaling/tf_init/provider.tf"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
content = templatefile("${path.module}/queues.conf", {
cluster_network = var.cluster_network,
use_compute_agent = var.use_compute_agent,
compute_cluster = var.compute_cluster,
marketplace_listing = var.marketplace_listing,
image = local.image_ocid,
use_marketplace_image = var.use_marketplace_image,
boot_volume_size = var.boot_volume_size,
shape = var.cluster_network ? var.cluster_network_shape : var.instance_pool_shape,
region = var.region,
ad = var.use_multiple_ads ? join(" ", [var.ad, var.secondary_ad, var.third_ad]) : var.ad,
private_subnet = var.private_subnet,
private_subnet_id = var.private_subnet_id,
targetCompartment = var.targetCompartment,
instance_pool_ocpus = local.instance_pool_ocpus,
instance_pool_memory = var.instance_pool_memory,
instance_pool_custom_memory = var.instance_pool_custom_memory,
queue = var.queue,
hyperthreading = var.hyperthreading,
cluster_name = local.cluster_name,
change_hostname = var.change_hostname,
hostname_convention = var.hostname_convention
})
destination = "/opt/oci-hpc/conf/queues.conf"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
content = templatefile("${path.module}/conf/variables.tpl", {
controller_name = oci_core_instance.controller.display_name,
controller_ip = oci_core_instance.controller.private_ip,
backup_name = var.slurm_ha ? oci_core_instance.backup[0].display_name : "",
backup_ip = var.slurm_ha ? oci_core_instance.backup[0].private_ip : "",
login_name = var.login_node ? oci_core_instance.login[0].display_name : "",
login_ip = var.login_node ? oci_core_instance.login[0].private_ip : "",
monitoring_name = var.monitoring_node ? oci_core_instance.monitoring[0].display_name : "",
monitoring_ip = var.monitoring_node ? oci_core_instance.monitoring[0].private_ip : "",
compute = var.node_count > 0 ? zipmap(local.cluster_instances_names, local.cluster_instances_ips) : zipmap([], [])
public_subnet = data.oci_core_subnet.public_subnet.cidr_block,
public_subnet_id = local.controller_subnet_id,
private_subnet = data.oci_core_subnet.private_subnet.cidr_block,
private_subnet_id = local.subnet_id,
rdma_subnet = var.rdma_subnet,
nfs = var.node_count > 0 && var.use_scratch_nfs ? local.cluster_instances_names[0] : "",
scratch_nfs = var.use_scratch_nfs && var.node_count > 0,
scratch_nfs_path = var.scratch_nfs_path,
use_scratch_nfs = var.use_scratch_nfs,
slurm = var.slurm,
slurm_nfs_path = var.add_nfs ? var.nfs_source_path : var.cluster_nfs_path
rack_aware = var.rack_aware,
spack = var.spack,
ldap = var.ldap,
controller_block = var.controller_block,
login_block = var.login_block,
scratch_nfs_type = local.scratch_nfs_type,
controller_mount_ip = local.controller_mount_ip,
login_mount_ip = local.login_mount_ip,
cluster_mount_ip = local.mount_ip,
scratch_nfs_type_cluster = var.scratch_nfs_type_cluster,
scratch_nfs_type_pool = var.scratch_nfs_type_pool,
controller_block_volume_performance = var.controller_block_volume_performance,
region = var.region,
tenancy_ocid = var.tenancy_ocid,
vcn_subnet = var.vcn_subnet,
vcn_id = local.vcn_id,
vcn_compartment = var.vcn_compartment,
zone_name = local.zone_name,
dns_entries = var.dns_entries,
cluster_block_volume_size = var.cluster_block_volume_size,
cluster_block_volume_performance = var.cluster_block_volume_performance,
ssh_cidr = var.ssh_cidr,
use_cluster_nfs = var.use_cluster_nfs,
cluster_nfs_path = var.cluster_nfs_path,
home_nfs = var.home_nfs,
create_fss = var.create_fss,
home_fss = var.home_fss,
add_nfs = var.add_nfs,
nfs_target_path = var.nfs_target_path,
nfs_source_IP = local.nfs_source_IP,
nfs_source_path = var.nfs_source_path,
nfs_options = var.nfs_options,
localdisk = var.localdisk,
log_vol = var.log_vol,
redundancy = var.redundancy,
cluster_monitoring = var.cluster_monitoring,
hyperthreading = var.hyperthreading,
unsupported = var.unsupported,
autoscaling_monitoring = var.autoscaling_monitoring,
enroot = var.enroot,
pyxis = var.pyxis,
pam = var.pam,
sacct_limits = var.sacct_limits,
privilege_sudo = var.privilege_sudo,
privilege_group_name = var.privilege_group_name,
latency_check = var.latency_check,
private_deployment = var.private_deployment,
controller_username = var.controller_username,
compute_username = var.compute_username,
use_multiple_ads = var.use_multiple_ads,
use_compute_agent = var.use_compute_agent,
BIOS = var.BIOS,
IOMMU = var.IOMMU,
SMT = var.SMT,
virt_instr = var.virt_instr,
access_ctrl = var.access_ctrl,
numa_nodes_per_socket = var.numa_nodes_per_socket,
percentage_of_cores_enabled = var.percentage_of_cores_enabled,
healthchecks = var.healthchecks,
change_hostname = var.change_hostname,
hostname_convention = var.hostname_convention,
ons_topic_ocid = local.topic_id
})
destination = "/opt/oci-hpc/conf/variables.tf"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "file" {
content = base64decode(var.api_user_key)
destination = "/opt/oci-hpc/autoscaling/credentials/key.initial"
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
provisioner "remote-exec" {
inline = [
"#!/bin/bash",
"chmod 755 /opt/oci-hpc/autoscaling/crontab/*.sh",
"chmod 755 /opt/oci-hpc/autoscaling/credentials/key.sh",
"/opt/oci-hpc/autoscaling/credentials/key.sh /opt/oci-hpc/autoscaling/credentials/key.initial /opt/oci-hpc/autoscaling/credentials/key.pem > /opt/oci-hpc/autoscaling/credentials/key.log",
"chmod 600 /opt/oci-hpc/autoscaling/credentials/key.pem",
"echo ${var.configure} > /tmp/configure.conf"]
connection {
host = local.host_backup
type = "ssh"
user = var.controller_username
private_key = tls_private_key.ssh.private_key_pem
}
}
}
resource "oci_dns_rrset" "rrset-backup" {
count = var.slurm_ha && var.dns_entries ? 1 : 0
zone_name_or_id = data.oci_dns_zones.dns_zones.zones[0].id
domain = "${var.slurm_ha ? oci_core_instance.backup[0].display_name : ""}.${local.zone_name}"
rtype = "A"
items {
domain = "${var.slurm_ha ? oci_core_instance.backup[0].display_name : ""}.${local.zone_name}"
rtype = "A"
rdata = var.slurm_ha ? oci_core_instance.backup[0].private_ip : ""
ttl = 3600
}
scope = "PRIVATE"
view_id = data.oci_dns_views.dns_views.views[0].id
}