forked from kubernetes-sigs/cluster-api-provider-azure
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Tiltfile
413 lines (344 loc) · 17.5 KB
/
Tiltfile
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
# -*- mode: Python -*-
envsubst_cmd = "./hack/tools/bin/envsubst"
kubectl_cmd = "./hack/tools/bin/kubectl"
helm_cmd = "./hack/tools/bin/helm"
kind_cmd = "./hack/tools/bin/kind"
tools_bin = "./hack/tools/bin"
#Add tools to path
os.putenv("PATH", os.getenv("PATH") + ":" + tools_bin)
update_settings(k8s_upsert_timeout_secs = 60) # on first tilt up, often can take longer than 30 seconds
# set defaults
settings = {
"allowed_contexts": [
"kind-capz",
],
"deploy_cert_manager": True,
"preload_images_for_kind": True,
"kind_cluster_name": "capz",
"capi_version": "v1.2.1",
"cert_manager_version": "v1.1.0",
"kubernetes_version": "v1.23.9",
"aks_kubernetes_version": "v1.23.8",
}
keys = ["AZURE_SUBSCRIPTION_ID", "AZURE_TENANT_ID", "AZURE_CLIENT_SECRET", "AZURE_CLIENT_ID"]
# global settings
tilt_file = "./tilt-settings.yaml" if os.path.exists("./tilt-settings.yaml") else "./tilt-settings.json"
settings.update(read_yaml(
tilt_file,
default = {},
))
if settings.get("trigger_mode") == "manual":
trigger_mode(TRIGGER_MODE_MANUAL)
if "allowed_contexts" in settings:
allow_k8s_contexts(settings.get("allowed_contexts"))
if "default_registry" in settings:
default_registry(settings.get("default_registry"))
# deploy CAPI
def deploy_capi():
version = settings.get("capi_version")
capi_uri = "https://github.com/kubernetes-sigs/cluster-api/releases/download/{}/cluster-api-components.yaml".format(version)
cmd = "curl -sSL {} | {} | {} apply -f -".format(capi_uri, envsubst_cmd, kubectl_cmd)
local(cmd, quiet = True)
if settings.get("extra_args"):
extra_args = settings.get("extra_args")
if extra_args.get("core"):
core_extra_args = extra_args.get("core")
if core_extra_args:
for namespace in ["capi-system", "capi-webhook-system"]:
patch_args_with_extra_args(namespace, "capi-controller-manager", core_extra_args)
if extra_args.get("kubeadm-bootstrap"):
kb_extra_args = extra_args.get("kubeadm-bootstrap")
if kb_extra_args:
patch_args_with_extra_args("capi-kubeadm-bootstrap-system", "capi-kubeadm-bootstrap-controller-manager", kb_extra_args)
def patch_args_with_extra_args(namespace, name, extra_args):
args_str = str(local("{} get deployments {} -n {} -o jsonpath={{.spec.template.spec.containers[1].args}}".format(kubectl_cmd, name, namespace)))
args_to_add = [arg for arg in extra_args if arg not in args_str]
if args_to_add:
args = args_str[1:-1].split()
args.extend(args_to_add)
patch = [{
"op": "replace",
"path": "/spec/template/spec/containers/1/args",
"value": args,
}]
local("{} patch deployment {} -n {} --type json -p='{}'".format(kubectl_cmd, name, namespace, str(encode_json(patch)).replace("\n", "")))
# Users may define their own Tilt customizations in tilt.d. This directory is excluded from git and these files will
# not be checked in to version control.
def include_user_tilt_files():
user_tiltfiles = listdir("tilt.d")
for f in user_tiltfiles:
include(f)
def append_arg_for_container_in_deployment(yaml_stream, name, namespace, contains_image_name, args):
for item in yaml_stream:
if item["kind"] == "Deployment" and item.get("metadata").get("name") == name and item.get("metadata").get("namespace") == namespace:
containers = item.get("spec").get("template").get("spec").get("containers")
for container in containers:
if contains_image_name in container.get("image"):
container.get("args").extend(args)
def fixup_yaml_empty_arrays(yaml_str):
yaml_str = yaml_str.replace("conditions: null", "conditions: []")
return yaml_str.replace("storedVersions: null", "storedVersions: []")
def validate_auth():
substitutions = settings.get("kustomize_substitutions", {})
os.environ.update(substitutions)
for sub in substitutions:
if sub[-4:] == "_B64":
os.environ[sub[:-4]] = base64_decode(os.environ[sub])
missing = [k for k in keys if not os.environ.get(k)]
if missing:
fail("missing kustomize_substitutions keys {} in tilt-setting.json".format(missing))
tilt_helper_dockerfile_header = """
# Tilt image
FROM golang:1.18 as tilt-helper
# Support live reloading with Tilt
RUN wget --output-document /restart.sh --quiet https://raw.githubusercontent.com/windmilleng/rerun-process-wrapper/master/restart.sh && \
wget --output-document /start.sh --quiet https://raw.githubusercontent.com/windmilleng/rerun-process-wrapper/master/start.sh && \
chmod +x /start.sh && chmod +x /restart.sh
"""
tilt_dockerfile_header = """
FROM gcr.io/distroless/base:debug as tilt
WORKDIR /
COPY --from=tilt-helper /start.sh .
COPY --from=tilt-helper /restart.sh .
COPY manager .
"""
# Install the OpenTelemetry helm chart
def observability():
instrumentation_key = os.getenv("AZURE_INSTRUMENTATION_KEY", "")
if instrumentation_key == "":
warn("AZURE_INSTRUMENTATION_KEY is not set, so traces won't be exported to Application Insights")
trace_links = []
else:
trace_links = [link("https://ms.portal.azure.com/#blade/HubsExtension/BrowseResource/resourceType/microsoft.insights%2Fcomponents", "App Insights")]
k8s_yaml(helm(
"./hack/observability/opentelemetry/chart",
name = "opentelemetry-collector",
namespace = "capz-system",
values = ["./hack/observability/opentelemetry/values.yaml"],
set = ["config.exporters.azuremonitor.instrumentation_key=" + instrumentation_key],
))
k8s_yaml(helm(
"./hack/observability/jaeger/chart",
name = "jaeger-all-in-one",
namespace = "capz-system",
set = [
"crd.install=false",
"rbac.create=false",
"resources.limits.cpu=200m",
"resources.limits.memory=256Mi",
],
))
internal_kubeconfig = str(local(kind_cmd + " get kubeconfig --name ${KIND_CLUSTER_NAME:-capz} --internal"))
k8s_yaml(helm(
"./hack/observability/cluster-api-visualizer/chart",
name = "visualize-cluster",
namespace = "capz-system",
set = [
"kubeconfig=" + internal_kubeconfig,
],
))
k8s_resource(
workload = "jaeger-all-in-one",
new_name = "traces: jaeger-all-in-one",
port_forwards = [port_forward(16686, name = "View traces", link_path = "/search?service=capz")],
links = trace_links,
labels = ["observability"],
)
k8s_resource(
workload = "prometheus-operator",
new_name = "metrics: prometheus-operator",
port_forwards = [port_forward(9090, name = "View metrics")],
extra_pod_selectors = [{"app": "prometheus"}],
labels = ["observability"],
)
k8s_resource(workload = "opentelemetry-collector", labels = ["observability"])
k8s_resource(workload = "opentelemetry-collector-agent", labels = ["observability"])
k8s_resource(
workload = "capi-visualizer",
new_name = "visualize-cluster",
port_forwards = [port_forward(local_port = 8000, container_port = 8081, name = "View visualization")],
labels = ["observability"],
)
k8s_resource(workload = "capz-controller-manager", labels = ["cluster-api"])
k8s_resource(workload = "capz-nmi", labels = ["cluster-api"])
# Build CAPZ and add feature gates
def capz():
# Apply the kustomized yaml for this provider
yaml = str(kustomizesub("./hack/observability")) # build an observable kind deployment by default
# add extra_args if they are defined
if settings.get("extra_args"):
azure_extra_args = settings.get("extra_args").get("azure")
if azure_extra_args:
yaml_dict = decode_yaml_stream(yaml)
append_arg_for_container_in_deployment(yaml_dict, "capz-controller-manager", "capz-system", "cluster-api-azure-controller", azure_extra_args)
yaml = str(encode_yaml_stream(yaml_dict))
yaml = fixup_yaml_empty_arrays(yaml)
ldflags = str(local("hack/version.sh"))
# Set up a local_resource build of the provider's manager binary.
local_resource(
"manager",
cmd = 'mkdir -p .tiltbuild;CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags \'-extldflags "-static" ' + ldflags + "' -o .tiltbuild/manager",
deps = ["api", "azure", "config", "controllers", "exp", "feature", "pkg", "util", "go.mod", "go.sum", "main.go"],
labels = ["cluster-api"],
)
dockerfile_contents = "\n".join([
tilt_helper_dockerfile_header,
tilt_dockerfile_header,
])
entrypoint = ["sh", "/start.sh", "/manager"]
extra_args = settings.get("extra_args")
if extra_args:
entrypoint.extend(extra_args)
# Set up an image build for the provider. The live update configuration syncs the output from the local_resource
# build into the container.
docker_build(
ref = "gcr.io/k8s-staging-cluster-api-azure/cluster-api-azure-controller",
context = "./.tiltbuild/",
dockerfile_contents = dockerfile_contents,
target = "tilt",
entrypoint = entrypoint,
only = "manager",
live_update = [
sync(".tiltbuild/manager", "/manager"),
run("sh /restart.sh"),
],
ignore = ["templates"],
)
k8s_yaml(blob(yaml))
def create_identity_secret():
#create secret for identity password
local(kubectl_cmd + " delete secret cluster-identity-secret --ignore-not-found=true")
os.putenv("AZURE_CLUSTER_IDENTITY_SECRET_NAME", "cluster-identity-secret")
os.putenv("AZURE_CLUSTER_IDENTITY_SECRET_NAMESPACE", "default")
os.putenv("CLUSTER_IDENTITY_NAME", "cluster-identity")
os.putenv("AZURE_CLIENT_SECRET_B64", base64_encode(os.environ.get("AZURE_CLIENT_SECRET")))
local("cat templates/azure-cluster-identity/secret.yaml | " + envsubst_cmd + " | " + kubectl_cmd + " apply -f -", quiet = True, echo_off = True)
os.unsetenv("AZURE_CLIENT_SECRET_B64")
def create_crs():
# create config maps
local(kubectl_cmd + " delete configmaps calico-addon --ignore-not-found=true")
local(kubectl_cmd + " create configmap calico-addon --from-file=templates/addons/calico.yaml")
local(kubectl_cmd + " delete configmaps calico-ipv6-addon --ignore-not-found=true")
local(kubectl_cmd + " create configmap calico-ipv6-addon --from-file=templates/addons/calico-ipv6.yaml")
local(kubectl_cmd + " delete configmaps csi-proxy-addon --ignore-not-found=true")
local(kubectl_cmd + " create configmap csi-proxy-addon --from-file=templates/addons/windows/csi-proxy/csi-proxy.yaml")
# need to set version for kube-proxy on windows.
os.putenv("KUBERNETES_VERSION", settings.get("kubernetes_version", {}))
local(kubectl_cmd + " create configmap calico-windows-addon --from-file=templates/addons/windows/calico/ --dry-run=client -o yaml | " + envsubst_cmd + " | " + kubectl_cmd + " apply -f -")
# set up crs
local(kubectl_cmd + " apply -f templates/addons/calico-resource-set.yaml")
local(kubectl_cmd + " apply -f templates/addons/windows/csi-proxy/csi-proxy-resource-set.yaml")
# create flavor resources from cluster-template files in the templates directory
def flavors():
substitutions = settings.get("kustomize_substitutions", {})
az_key_b64_name = "AZURE_SSH_PUBLIC_KEY_B64"
az_key_name = "AZURE_SSH_PUBLIC_KEY"
default_key_path = "$HOME/.ssh/id_rsa.pub"
if substitutions.get(az_key_b64_name):
os.environ.update({az_key_b64_name: substitutions.get(az_key_b64_name)})
os.environ.update({az_key_name: base64_decode(substitutions.get(az_key_b64_name))})
else:
print("{} was not specified in tilt-settings.json, attempting to load {}".format(az_key_b64_name, default_key_path))
os.environ.update({az_key_b64_name: base64_encode_file(default_key_path)})
os.environ.update({az_key_name: read_file_from_path(default_key_path)})
template_list = [item for item in listdir("./templates")]
template_list = [template for template in template_list if os.path.basename(template).endswith("yaml")]
for template in template_list:
deploy_worker_templates(template, substitutions)
local_resource(
name = "delete-all-workload-clusters",
cmd = kubectl_cmd + " delete clusters --all --wait=false",
auto_init = False,
trigger_mode = TRIGGER_MODE_MANUAL,
labels = ["flavors"],
)
def deploy_worker_templates(template, substitutions):
# validate template exists
if not os.path.exists(template):
fail(template + " not found")
yaml = str(read_file(template))
flavor = os.path.basename(template).replace("cluster-template-", "").replace(".yaml", "")
# for the base cluster-template, flavor is "default"
flavor = os.path.basename(flavor).replace("cluster-template", "default")
# azure account and ssh replacements
for substitution in substitutions:
value = substitutions[substitution]
yaml = yaml.replace("${" + substitution + "}", value)
# if metadata defined for worker-templates in tilt_settings
if "worker-templates" in settings:
# first priority replacements defined per template
if "flavors" in settings.get("worker-templates", {}):
substitutions = settings.get("worker-templates").get("flavors").get(flavor, {})
for substitution in substitutions:
value = substitutions[substitution]
yaml = yaml.replace("${" + substitution + "}", value)
# second priority replacements defined common to templates
if "metadata" in settings.get("worker-templates", {}):
substitutions = settings.get("worker-templates").get("metadata", {})
for substitution in substitutions:
value = substitutions[substitution]
yaml = yaml.replace("${" + substitution + "}", value)
# programmatically define any remaining vars
# "windows" can not be for cluster name because it sets the dns to trademarked name during reconciliation
substitutions = {
"AZURE_LOCATION": "eastus",
"AZURE_VNET_NAME": "${CLUSTER_NAME}-vnet",
"AZURE_RESOURCE_GROUP": "${CLUSTER_NAME}-rg",
"CONTROL_PLANE_MACHINE_COUNT": "1",
"KUBERNETES_VERSION": settings.get("kubernetes_version"),
"AZURE_CONTROL_PLANE_MACHINE_TYPE": "Standard_D2s_v3",
"WORKER_MACHINE_COUNT": "2",
"AZURE_NODE_MACHINE_TYPE": "Standard_D2s_v3",
}
if flavor == "aks":
# AKS version support is usually a bit behind CAPI version, so use an older version
substitutions["KUBERNETES_VERSION"] = settings.get("aks_kubernetes_version")
for substitution in substitutions:
value = substitutions[substitution]
yaml = yaml.replace("${" + substitution + "}", value)
yaml = yaml.replace('"', '\\"') # add escape character to double quotes in yaml
flavor_name = os.path.basename(flavor)
flavor_cmd = "RANDOM=$(bash -c 'echo $RANDOM'); CLUSTER_NAME=" + flavor.replace("windows", "win") + "-$RANDOM; make generate-flavors; echo \"" + yaml + "\" > ./.tiltbuild/" + flavor + "; cat ./.tiltbuild/" + flavor + " | " + envsubst_cmd + " | " + kubectl_cmd + " apply -f - && echo \"Cluster \'$CLUSTER_NAME\' created, don't forget to delete\""
if "external-cloud-provider" in flavor_name:
flavor_cmd += "; until " + kubectl_cmd + " get secret ${CLUSTER_NAME}-kubeconfig > /dev/null 2>&1; do sleep 5; done; " + kubectl_cmd + " get secret ${CLUSTER_NAME}-kubeconfig -o jsonpath={.data.value} | base64 --decode > ./${CLUSTER_NAME}.kubeconfig; chmod 600 ./${CLUSTER_NAME}.kubeconfig; until " + kubectl_cmd + " --kubeconfig=./${CLUSTER_NAME}.kubeconfig get nodes > /dev/null 2>&1; do sleep 5; done; " + helm_cmd + " --kubeconfig ./${CLUSTER_NAME}.kubeconfig install --repo https://raw.githubusercontent.com/kubernetes-sigs/cloud-provider-azure/master/helm/repo cloud-provider-azure --generate-name --set infra.clusterName=${CLUSTER_NAME}"
local_resource(
name = flavor_name,
cmd = flavor_cmd,
auto_init = False,
trigger_mode = TRIGGER_MODE_MANUAL,
labels = ["flavors"],
)
def base64_encode(to_encode):
encode_blob = local("echo '{}' | tr -d '\n' | base64 - | tr -d '\n'".format(to_encode), quiet = True, echo_off = True)
return str(encode_blob)
def base64_encode_file(path_to_encode):
encode_blob = local("cat {} | tr -d '\n' | base64 - | tr -d '\n'".format(path_to_encode), quiet = True)
return str(encode_blob)
def read_file_from_path(path_to_read):
str_blob = local("cat {} | tr -d '\n'".format(path_to_read), quiet = True)
return str(str_blob)
def base64_decode(to_decode):
decode_blob = local("echo '{}' | base64 --decode -".format(to_decode), quiet = True, echo_off = True)
return str(decode_blob)
def kustomizesub(folder):
yaml = local("hack/kustomize-sub.sh {}".format(folder), quiet = True)
return yaml
def waitforsystem():
local(kubectl_cmd + " wait --for=condition=ready --timeout=300s pod --all -n capi-kubeadm-bootstrap-system")
local(kubectl_cmd + " wait --for=condition=ready --timeout=300s pod --all -n capi-kubeadm-control-plane-system")
local(kubectl_cmd + " wait --for=condition=ready --timeout=300s pod --all -n capi-system")
##############################
# Actual work happens here
##############################
validate_auth()
include_user_tilt_files()
load("ext://cert_manager", "deploy_cert_manager")
if settings.get("deploy_cert_manager"):
deploy_cert_manager()
deploy_capi()
create_identity_secret()
capz()
observability()
waitforsystem()
create_crs()
flavors()