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Create CA-certificate file for promtail during installation

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For TLS-verification promtail requires a CA-certificate, which had to
be created manually.

Change-Id: Ia1fe191bad7f3d1ca4a1568921ad67d22c47efd7
This commit is contained in:
Thomas Draebing 2020-03-05 16:45:51 +01:00
parent 2ead0f0a05
commit d0b53a0970
1 changed files with 12 additions and 8 deletions
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20
subcommands/install.py
View file

@ -75,27 +75,30 @@ def _create_dashboard_configmaps(output_dir, namespace):
yaml.dump(dashboard_cm, f)
def _create_promtail_configs(output_dir):
def _create_promtail_configs(config, output_dir):
if not os.path.exists(os.path.join(output_dir, "promtail")):
os.mkdir(os.path.join(output_dir, "promtail"))
with open(os.path.join(output_dir, "promtail.yaml")) as f:
for config in yaml.load_all(f, Loader=yaml.SafeLoader):
for promtail_config in yaml.load_all(f, Loader=yaml.SafeLoader):
with open(
os.path.join(
output_dir,
"promtail",
"promtail-%s"
% config["scrape_configs"][0]["static_configs"][0]["labels"][
"host"
],
% promtail_config["scrape_configs"][0]["static_configs"][0][
"labels"
]["host"],
),
"w",
) as f:
yaml.dump(config, f)
yaml.dump(promtail_config, f)
os.remove(os.path.join(output_dir, "promtail.yaml"))
with open(os.path.join(output_dir, "promtail", "promtail.ca.crt"), "w") as f:
f.write(config["tls"]["caCert"])
def _download_promtail(output_dir):
with open(os.path.abspath("./promtail/VERSION"), "r") as f:
@ -216,12 +219,13 @@ def install(config_manager, output_dir, dryrun, update_repo):
dryrun {boolean} -- Whether the installation will be run in dryrun mode
update_repo {boolean} -- Whether to update the helm repositories locally
"""
_run_ytt(config_manager.get_config(), output_dir)
config = config_manager.get_config()
_run_ytt(config, output_dir)
namespace = config_manager.get_config()["namespace"]
_create_dashboard_configmaps(output_dir, namespace)
_create_promtail_configs(output_dir)
_create_promtail_configs(config, output_dir)
if not dryrun:
_download_promtail(output_dir)