cookbook 'tls', '~> 4.1.2'
tls (16) Versions 4.1.2 Follow0
Deploy TLS certificates
cookbook 'tls', '~> 4.1.2', :supermarket
knife supermarket install tls
knife supermarket download tls
tls-cookbook
Chef cookbook to deploy TLS certificates (including root ones) on a system. Certificate files are placed under a directory specified in attribute node['tls']['base_dir']
(by default /etc/chef-tls
). Root certificate files are placed under system directories.
Certificate & private key data is stored either in an encrypted data bag or in HashiCorp's Vault.
Encrypted data bag format
Data is stored in the encrypted data bag which name is specified in the attribute node['tls']['data_bag_name']
(by default tls
). Data bag item name matches node.chef_environment
value.
{ "id": "development", "ca_certificates": { // Trusted Root CA // "name": "----- certificate data -----" "Custom_CA": "-----BEGIN CERTIFICATE-----\nMIIF0jCC........UwhJJgNX\n-----END CERTIFICATE-----", // other entries }, "certificates": [ { "name": "domain.tld-rsa", // Certificate name (optional) "domains": [ // Domain list "domain.tld", "www.domain.tld" ], "chain": [ // Certificate chain (from leaf to root, PEM encoded, new lines should be escaped) "-----BEGIN CERTIFICATE-----\nMIIFNjCC........4PcGNXXA\n-----END CERTIFICATE-----", "-----BEGIN CERTIFICATE-----\nMIIEkjCC........NFu0Qg==\n-----END CERTIFICATE-----" ], "private_key": "-----BEGIN RSA PRIVATE KEY-----\nMIIEpAIB........8tt8JA==\n-----END RSA PRIVATE KEY-----" // Certificate private key (PEM encoded, new lines should be escaped) }, { // other entries } ] }
Vault format (version 1)
Each certificate entry is supposed to be placed at path <prefix>/certificate>/<entry_name>
and will be obtained by vlt client. A Chef node must claim a role with read and list permissions for <prefix>/data/certificate/*
and <prefix>/metadata/certificate
accordingly. The format is the following:
{ "domains": [ // Domain list "domain.tld", "www.domain.tld" ], "chain": [ // Certificate chain (from leaf to root, PEM encoded, new lines should be escaped) "-----BEGIN CERTIFICATE-----\nMIIFNjCC........4PcGNXXA\n-----END CERTIFICATE-----", "-----BEGIN CERTIFICATE-----\nMIIEkjCC........NFu0Qg==\n-----END CERTIFICATE-----" ], "private_key": "-----BEGIN RSA PRIVATE KEY-----\nMIIEpAIB........8tt8JA==\n-----END RSA PRIVATE KEY-----" // Certificate private key (PEM encoded, new lines should be escaped) }
Each CA certificate entry is supposed to be placed at path <prefix>/ca_certificate>/<ca_entry_name>
and will be obtained by vlt client. A Chef node must claim a role with read permissions for <prefix>/data/ca_certificate/*
. The format is the following:
{ "data": "-----BEGIN CERTIFICATE-----\nMIIF0jCC........UwhJJgNX\n-----END CERTIFICATE-----" }
Vault format (version 2)
CA certificate entry format stays the same as of version 1.
Each certificate entry is supposed to be placed at path <prefix>/certificate>/<entry_name>
and will be obtained by vlt client. A Chef node must claim a role with read permissions for each <prefix>/data/certificate/<entry_name>
or <prefix>/data/certificate/*
. The format is the following:
{ "chain": [ // Certificate chain (from leaf to root, PEM encoded, new lines should be escaped) "-----BEGIN CERTIFICATE-----\nMIIFNjCC........4PcGNXXA\n-----END CERTIFICATE-----", "-----BEGIN CERTIFICATE-----\nMIIEkjCC........NFu0Qg==\n-----END CERTIFICATE-----" ], "private_key": "-----BEGIN RSA PRIVATE KEY-----\nMIIEpAIB........8tt8JA==\n-----END RSA PRIVATE KEY-----" // Certificate private key (PEM encoded, new lines should be escaped) }
In comparison to version 1, there is no domains
field. Instead, domain lists are placed into an index entry at <prefix>/certificate/index
(a chef node must claim a role with read permissions for <prefix>/data/certificate/index
), which has the following format:
{ "rsa": { "entry1_name": [ "domain1.tld", "domain2.tld" ], "entry2_name": [ "domain3.tld", "*.domain3.tld" ] }, "ecc": { "entry1_name_ecc": [ "domain1.tld", "domain2.tld" ], "entry2_name_ecc": [ "domain3.tld", "*.domain3.tld" ] } }
The example above defines 4 certificate entries:
- <prefix>/certificate/entry1_name
(RSA for domain1.tld
and domain2.tld
)
- <prefix>/certificate/entry2_name
(RSA for domain3.tld
and *.domain3.tld
)
- <prefix>/certificate/entry1_name_ecc
(ECC for domain1.tld
and domain2.tld
)
- <prefix>/certificate/entry2_name_ecc
(ECC for domain3.tld
and *.domain3.tld
)
Resources
tls_certificate
Certificate deployment is made by using tls_certificate
resource. For example,
tls_vlt = ::Vlt::Client.new(::Vlt.file_auth_provider, 'tls') tls_vlt_provider = lambda { tls_vlt } tls_certificate 'www.domain.tld' do vlt_provider tls_vlt_provider # required only when Vault is used vlt_format 2 # defaults to 1 action :deploy end
Different software (e.g. Nginx, Postfix) will require paths to deployed certificates and private keys. To obtain these paths, ::ChefCookbook::TLS
helper should be used. Below is the example:
tls_item = ::ChefCookbook::TLS.new(node).certificate_entry('www.domain.tld', vlt_provider: tls_vlt_provider, vlt_format: 2) # vlt_provider is required only when Vault is used, vlt_format defaults to 1 tls_item.certificate_path # Get path to the certificate tls_item.certificate_checksum # Get certificate's CRC32 tls_item.certificate_private_key_path # Get path to the certificate's private key tls_item.certificate_private_key_checksum # Get private key's CRC32
If there are several certificates for the same set of domains (e.g. RSA and ECDSA ones), both tls_certificate
resource and certificate_entry
helper method will operate with the first item found in the data bag. To pick out the exact certificate, you should use either tls_rsa_certificate
resource / rsa_certificate_entry
helper method or tls_ec_certificate
resource / ec_certificate_entry
helper method.
tls_rsa_certificate
tls_rsa_certificate 'www.domain.tld' do action :deploy end tls_item = ::ChefCookbook::TLS.new(node).rsa_certificate_entry('www.domain.tld')
tls_ec_certificate
tls = ::ChefCookbook::TLS.new(node) if tls.has_ec_certificate?('www.domain.tld') tls_ec_certificate 'www.domain.tld' do action :deploy end tls_item = tls.ec_certificate_entry('www.domain.tld') end
tls_ca_certificate
Installing/uninstalling CA certificates only works on Ubuntu systems.
To obtain path to CA certificate bundle, ::ChefCookbook::TLS
helper should be used. Below is the example:
tls_helper = ::ChefCookbook::TLS.new(node) tls_helper.ca_bundle_path # Get CA certificate bundle path
Installing
tls_ca_certificate 'Custom_CA' do action :install end
Uninstalling
tls_ca_certificate 'Custom_CA' do action :uninstall end
License
MIT @ Alexander Pyatkin
Dependent cookbooks
This cookbook has no specified dependencies.
Contingent cookbooks
Changelog
All notable changes to this project will be documented in this file.
The format is based on Keep a Changelog
and this project adheres to Semantic Versioning.
[4.1.2] - 2020-11-20
Fixed
- Fix search for certificate entries (Vault format version 2).
[4.1.1] - 2020-11-16
Changed
- Improved search for certificate entries (Vault format version 2), so that exact matches will be preferred over wildcards ones.
Fixed
- Fix unexpectedly broken
tls_ca_certificate
resource.
[4.1.0] - 2020-11-11
Added
- Introduce a new and more efficient Vault format (version 2).
[4.0.1] - 2020-09-28
Fixed
- Fix Chef 16 support (
provides
for resources). - Fix FC108 warning.
[4.0.0] - 2020-09-28
Added
- Add CHANGELOG and CONTRIBUTING files.
- Add HashiCorp's Vault support.
Changed
- Update README.
- Include
chef_version
andsupports
to cookbook metadata.
Collaborator Number Metric
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Failure: To pass this metric, your cookbook metadata must include a source url, the source url must be in the form of https://github.com/user/repo, and your repo must contain a CONTRIBUTING.md file
Foodcritic Metric
4.1.2 passed this metric
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4.1.2 passed this metric
Testing File Metric
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Failure: To pass this metric, your cookbook metadata must include a source url, the source url must be in the form of https://github.com/user/repo, and your repo must contain a TESTING.md file
Version Tag Metric
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Failure: To pass this metric, your cookbook metadata must include a source url, the source url must be in the form of https://github.com/user/repo, and your repo must include a tag that matches this cookbook version number
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4.1.2 passed this metric
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Failure: To pass this metric, your cookbook metadata must include a source url, the source url must be in the form of https://github.com/user/repo, and your repo must contain a TESTING.md file
Version Tag Metric
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Failure: To pass this metric, your cookbook metadata must include a source url, the source url must be in the form of https://github.com/user/repo, and your repo must include a tag that matches this cookbook version number
4.1.2 failed this metric
4.1.2 failed this metric
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