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authorelijah <elijah@riseup.net>2012-11-14 00:24:19 -0800
committerelijah <elijah@riseup.net>2012-11-14 00:24:19 -0800
commit8472cc0797e66fea30758cb27b5fdb7b926144ee (patch)
tree557bb1d3c2596c6a603d59375f36a4648d5b3eae /lib
parent10bd0ba9d66a32cb8e0f7fb322843005b23181b7 (diff)
downloadleap_cli-8472cc0797e66fea30758cb27b5fdb7b926144ee.tar.gz
leap_cli-8472cc0797e66fea30758cb27b5fdb7b926144ee.tar.bz2
made 'leap update-cert' intelligently update all certificates as needed.
Diffstat (limited to 'lib')
-rw-r--r--lib/leap_cli/commands/ca.rb118
-rw-r--r--lib/leap_cli/log.rb1
-rw-r--r--lib/leap_cli/util.rb10
3 files changed, 95 insertions, 34 deletions
diff --git a/lib/leap_cli/commands/ca.rb b/lib/leap_cli/commands/ca.rb
index e0b57da..59eb620 100644
--- a/lib/leap_cli/commands/ca.rb
+++ b/lib/leap_cli/commands/ca.rb
@@ -51,33 +51,14 @@ module LeapCli; module Commands
assert_files_exist! :ca_cert, :ca_key, :msg => 'Run init-ca to create them'
assert_config! 'provider.ca.server_certificates.bit_size'
assert_config! 'provider.ca.server_certificates.life_span'
-
- if args.first == 'all'
- bail! 'not supported yet'
+ if args.first == 'all' || args.empty?
+ manager.each_node do |node|
+ if cert_needs_updating?(node)
+ generate_cert_for_node(node)
+ end
+ end
else
- provider = manager.provider
- ca_root = cert_from_files(:ca_cert, :ca_key)
- node = get_node_from_args(args)
-
- # set subject
- cert = CertificateAuthority::Certificate.new
- cert.subject.common_name = node.domain.full
-
- # set expiration
- cert.not_before = today
- cert.not_after = years_from_today(provider.ca.server_certificates.life_span.to_i)
-
- # generate key
- cert.serial_number.number = cert_serial_number(node.domain.full)
- cert.key_material.generate_key(provider.ca.server_certificates.bit_size)
-
- # sign
- cert.parent = ca_root
- cert.sign!(server_signing_profile(node))
-
- # save
- write_file!([:node_x509_key, node.name], cert.key_material.private_key.to_pem)
- write_file!([:node_x509_cert, node.name], cert.to_pem)
+ generate_cert_for_node(get_node_from_args(args))
end
end
end
@@ -101,12 +82,78 @@ module LeapCli; module Commands
private
- def cert_from_files(crt, key)
- crt = read_file!(crt)
- key = read_file!(key)
+ def cert_needs_updating?(node)
+ if !file_exists?([:node_x509_cert, node.name], [:node_x509_key, node.name])
+ return true
+ else
+ cert = load_certificate_file([:node_x509_cert, node.name])
+ if cert.not_after < months_from_today(1)
+ log :updating, "cert for node '#{node.name}' because it will expire soon"
+ return true
+ end
+ if cert.subject.common_name != node.domain.full
+ log :updating, "cert for node '#{node.name}' because domain.full has changed"
+ return true
+ end
+ cert.openssl_body.extensions.each do |ext|
+ #
+ # TODO: currently this only works with a single IP or DNS.
+ #
+ if ext.oid == "subjectAltName"
+ ext.value.match /IP Address:(.*?)(,|$)/
+ ip = $1
+ ext.value.match /DNS:(.*?)(,|$)/
+ dns = $1
+ if ip != node.ip_address
+ log :updating, "cert for node '#{node.name}' because ip_address has changed"
+ return true
+ elsif dns != node.domain.internal
+ log :updating, "cert for node '#{node.name}' because domain.internal has changed"
+ return true
+ end
+ end
+ end
+ end
+ return false
+ end
+
+ def generate_cert_for_node(node)
+ cert = CertificateAuthority::Certificate.new
+
+ # set subject
+ cert.subject.common_name = node.domain.full
+ cert.serial_number.number = cert_serial_number(node.domain.full)
+
+ # set expiration
+ cert.not_before = today
+ cert.not_after = years_from_today(manager.provider.ca.server_certificates.life_span.to_i)
+
+ # generate key
+ cert.key_material.generate_key(manager.provider.ca.server_certificates.bit_size)
+
+ # sign
+ cert.parent = ca_root
+ cert.sign!(server_signing_profile(node))
+
+ # save
+ write_file!([:node_x509_key, node.name], cert.key_material.private_key.to_pem)
+ write_file!([:node_x509_cert, node.name], cert.to_pem)
+ end
+
+ def ca_root
+ @ca_root ||= begin
+ load_certificate_file(:ca_cert, :ca_key)
+ end
+ end
+
+ def load_certificate_file(crt_file, key_file=nil, password=nil)
+ crt = read_file!(crt_file)
openssl_cert = OpenSSL::X509::Certificate.new(crt)
cert = CertificateAuthority::Certificate.from_openssl(openssl_cert)
- cert.key_material.private_key = OpenSSL::PKey::RSA.new(key, nil) # second argument is password, if set
+ if key_file
+ key = read_file!(key_file)
+ cert.key_material.private_key = OpenSSL::PKey::RSA.new(key, password)
+ end
return cert
end
@@ -141,10 +188,8 @@ module LeapCli; module Commands
"usage" => ["serverAuth"]
},
"subjectAltName" => {
- "uris" => [
- "IP:#{node.ip_address}",
- "DNS:#{node.domain.internal}"
- ]
+ "ips" => [node.ip_address],
+ "dns_names" => [node.domain.internal]
}
}
}
@@ -169,4 +214,9 @@ module LeapCli; module Commands
Time.utc t.year + num, t.month, t.day
end
+ def months_from_today(num)
+ date = Date.today >> num # >> is months in the future operator
+ Time.utc date.year, date.month, date.day
+ end
+
end; end
diff --git a/lib/leap_cli/log.rb b/lib/leap_cli/log.rb
index 1266caf..18a246f 100644
--- a/lib/leap_cli/log.rb
+++ b/lib/leap_cli/log.rb
@@ -48,6 +48,7 @@ def log(*args)
when :warning then Paint['warning', :yellow, :bold]
when :info then Paint['info', :cyan, :bold]
when :updated then Paint['updated', :cyan, :bold]
+ when :updating then Paint['updating', :cyan, :bold]
when :created then Paint['created', :green, :bold]
when :removed then Paint['removed', :red, :bold]
when :nochange then Paint['no change', :magenta]
diff --git a/lib/leap_cli/util.rb b/lib/leap_cli/util.rb
index bd8b04b..8e7b752 100644
--- a/lib/leap_cli/util.rb
+++ b/lib/leap_cli/util.rb
@@ -105,6 +105,16 @@ module LeapCli
end
end
+ def file_exists?(*files)
+ files.each do |file_path|
+ file_path = Path.named_path(file_path)
+ if !File.exists?(file_path)
+ return false
+ end
+ end
+ return true
+ end
+
##
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