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Configure fastcgi #317

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merged 2 commits into from
Oct 7, 2024
Merged

Configure fastcgi #317

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36b4e2a
Configure fastcgi
lens0021 Oct 7, 2024
336c1c3
fastcgi Scale up to 3
lens0021 Oct 7, 2024
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212 changes: 72 additions & 140 deletions jobs/fastcgi.nomad
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Original file line number Diff line number Diff line change
Expand Up @@ -15,101 +15,57 @@ locals {
job "fastcgi" {
datacenters = ["dc1"]

group "fastcgi" {
constraint {
operator = "distinct_hosts"
value = true
}

# Init Task Lifecycle
# Reference: https://www.nomadproject.io/docs/job-specification/lifecycle#init-task-pattern
dynamic "task" {
for_each = local.blue ? [{}] : []
labels = ["wait-for-mysql"]
content {
lifecycle {
hook = "prestart"
sidecar = false
}
group "fastcgi" {
count = 3

driver = "exec"
config {
command = "sh"
args = [
"-c",
"while ! ncat --send-only 127.0.0.1 3306 < /dev/null; do sleep 1; done",
]
}
task "await_mysql" {
lifecycle {
hook = "prestart"
sidecar = false
}
}
# Inter-job dependencies with init tasks
# https://developer.hashicorp.com/nomad/tutorials/task-deps/task-dependencies-interjob
dynamic "task" {
for_each = var.green ? [{}] : []
labels = ["await-mysql"]
content {
lifecycle {
hook = "prestart"
sidecar = false
}

driver = "docker"
config {
image = "busybox:1.28"
command = "sh"
network_mode = "host"
args = [
"-c",
"echo -n 'Waiting for service'; until nslookup mysql.service.consul 127.0.0.1:8600 2>&1 >/dev/null; do echo '.'; sleep 2; done"
]
}
driver = "docker"
config {
image = "busybox:1.28"
command = "sh"
network_mode = "host"
args = [
"-c",
"echo -n 'Waiting for service'; until nslookup mysql.service.consul 127.0.0.1:8600 2>&1 >/dev/null; do echo '.'; sleep 2; done"
]
}

resources {
cpu = 100
memory = 100
}
resources {
cpu = 100
memory = 100
}
}

dynamic "task" {
for_each = local.blue ? [{}] : []
labels = ["wait-for-memcached"]
content {
lifecycle {
hook = "prestart"
sidecar = false
}

driver = "exec"
config {
command = "sh"
args = [
"-c",
"while ! ncat --send-only 127.0.0.1 11211 < /dev/null; do sleep 1; done",
]
}
task "await_memcached" {
lifecycle {
hook = "prestart"
sidecar = false
}
}
dynamic "task" {
for_each = var.green ? [{}] : []
labels = ["await-memcached"]
content {
lifecycle {
hook = "prestart"
sidecar = false
}

driver = "docker"
config {
image = "busybox:1.28"
command = "sh"
network_mode = "host"
args = [
"-c",
"echo -n 'Waiting for service'; until nslookup memcached.service.consul 127.0.0.1:8600 2>&1 >/dev/null; do echo '.'; sleep 2; done",
]
}
driver = "docker"
config {
image = "busybox:1.28"
command = "sh"
network_mode = "host"
args = [
"-c",
"echo -n 'Waiting for service'; until nslookup memcached.service.consul 127.0.0.1:8600 2>&1 >/dev/null; do echo '.'; sleep 2; done",
]
}

resources {
cpu = 100
memory = 100
}
resources {
cpu = 100
memory = 100
}
}

Expand Down Expand Up @@ -208,7 +164,6 @@ job "fastcgi" {
]

cpu_hard_limit = true
network_mode = local.blue ? "host" : ""
}

resources {
Expand All @@ -217,78 +172,55 @@ job "fastcgi" {
memory_max = 800
}

dynamic "env" {
for_each = local.blue ? [{}] : []
content {
NOMAD_UPSTREAM_ADDR_http = "127.0.0.1:80"
NOMAD_UPSTREAM_ADDR_mysql = "127.0.0.1:3306"
NOMAD_UPSTREAM_ADDR_memcached = "127.0.0.1:11211"
MEDIAWIKI_SKIP_INSTALL = "1"
MEDIAWIKI_SKIP_IMPORT_SITES = "1"
MEDIAWIKI_SKIP_UPDATE = "1"
}
}
env {
MEDIAWIKI_SKIP_INSTALL = "1"
MEDIAWIKI_SKIP_IMPORT_SITES = "1"
MEDIAWIKI_SKIP_UPDATE = "1"

dynamic "env" {
for_each = var.green ? [{}] : []
content {
MEDIAWIKI_SKIP_INSTALL = "1"
MEDIAWIKI_SKIP_IMPORT_SITES = "1"
MEDIAWIKI_SKIP_UPDATE = "1"

WG_DB_SERVER = NOMAD_UPSTREAM_ADDR_mysql
WG_DB_USER = "mediawiki"
WG_DB_PASSWORD = var.mysql_password_mediawiki
}
WG_DB_SERVER = NOMAD_UPSTREAM_ADDR_mysql
WG_DB_USER = "mediawiki"
WG_DB_PASSWORD = var.mysql_password_mediawiki
}
}

dynamic "service" {
for_each = var.green ? [{}] : []
service {
name = "fastcgi"
port = "9000"

content {
name = "fastcgi"
port = "9000"
connect {
sidecar_service {
proxy {

connect {
sidecar_service {
proxy {

upstreams {
destination_name = "mysql"
local_bind_port = 3306
}
upstreams {
destination_name = "mysql"
local_bind_port = 3306
}

upstreams {
destination_name = "memcached"
local_bind_port = 11211
}
upstreams {
destination_name = "memcached"
local_bind_port = 11211
}
}
}

sidecar_task {
config {
memory_hard_limit = 300
}
resources {
memory = 20
}
sidecar_task {
config {
memory_hard_limit = 300
}
resources {
memory = 20
}
}
}
}

dynamic "network" {
for_each = var.green ? [{}] : []
content {
mode = "bridge"
}
network {
mode = "bridge"
}
}

reschedule {
delay = "10s"
unlimited = true
restart {
mode = "delay"
}
}

update {
Expand Down