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Commit corrected certs.py
This commit is contained in:
Karl MacMillan
parent
3b4f0db73e
commit
158b4e8ff4
@ -25,18 +25,29 @@ from ipa import ipautil
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class CertDB(object):
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def __init__(self, dir):
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self.secdir = dir
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self.prefix = "new-"
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self.noise_fname = self.secdir + "/noise.txt"
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self.passwd_fname = self.secdir + "/pwdfile.txt"
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self.certdb_fname = self.secdir + "/cert8.db"
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self.keydb_fname = self.secdir + "/key3.db"
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self.secmod_fname = self.secdir + "/secmod.db"
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self.cacert_fname = self.secdir + "/cacert.asc"
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self.pk12_fname = self.secdir + "/cacert.p12"
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self.pin_fname = self.secdir + "/pin.txt"
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self.certreq_fname = self.secdir + "/tmpcertreq"
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self.certder_fname = self.secdir + "/tmpcert.der"
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# Making this a starting value that will generate
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# unique values for the current DB is the
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# responsibility of the caller for now. In the
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# future we might automatically determine this
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# for a given db.
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self.cur_serial = 1000
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self.cacert_name = "CA certificate"
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self.valid_months = "120"
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self.keysize = "1024"
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# We are going to set the owner of all of the cert
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# files to the owner of the containing directory
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# instead of that of the process. This works when
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@ -45,6 +56,11 @@ class CertDB(object):
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mode = os.stat(self.secdir)
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self.uid = mode[stat.ST_UID]
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self.gid = mode[stat.ST_GID]
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def next_serial(self):
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r = self.cur_serial
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self.cur_serial += 1
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return str(r)
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def set_perms(self, fname, write=False):
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os.chown(fname, self.uid, self.gid)
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@ -80,6 +96,7 @@ class CertDB(object):
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def create_certdbs(self):
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ipautil.backup_file(self.certdb_fname)
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ipautil.backup_file(self.keydb_fname)
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ipautil.backup_file(self.secmod_fname)
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self.run_certutil(["-N",
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"-f", self.passwd_fname])
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self.set_perms(self.passwd_fname, write=True)
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@ -88,14 +105,15 @@ class CertDB(object):
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# Generate the encryption key
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self.run_certutil(["-G", "-z", self.noise_fname, "-f", self.passwd_fname])
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# Generate the self-signed cert
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self.run_certutil(["-S", "-n", "CA certificate",
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self.run_certutil(["-S", "-n", self.cacert_name,
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"-s", "cn=CAcert",
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"-x",
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"-t", "CT,,",
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"-m", "1000",
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"-v", "120",
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"-m", self.next_serial(),
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"-v", self.valid_months,
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"-z", self.noise_fname,
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"-f", self.passwd_fname])
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# export the CA cert for use with other apps
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ipautil.backup_file(self.cacert_fname)
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self.run_certutil(["-L", "-n", "CA certificate",
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@ -111,43 +129,54 @@ class CertDB(object):
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self.set_perms(self.pk12_fname)
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def load_cacert(self, cacert_fname):
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self.run_certutil(["-A", "-n", "CA certificate",
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self.run_certutil(["-A", "-n", self.cacert_name,
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"-t", "CT,CT,",
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"-a",
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"-i", cacert_fname])
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def create_server_cert(self, nickname, name):
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self.run_certutil(["-S", "-n", nickname,
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"-s", name,
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"-c", "CA certificate",
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"-t", "u,u,u",
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"-m", "1001",
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"-v", "120",
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"-z", self.noise_fname,
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"-f", self.passwd_fname])
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def create_server_cert(self, nickname, name, other_certdb=None):
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cdb = other_certdb
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if not cdb:
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cdb = self
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self.request_cert(name)
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cdb.issue_cert(self.certreq_fname, self.certder_fname)
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self.add_cert(self.certder_fname, nickname)
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os.unlink(self.certreq_fname)
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os.unlink(self.certder_fname)
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def request_cert(self, name):
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self.run_certutil(["-R", "-s", name,
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"-o", self.certreq_fname,
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"-g", "1024",
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"-g", self.keysize,
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"-z", self.noise_fname,
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"-f", self.passwd_fname])
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def issue_cert(self, certreq_fname, cert_fname):
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p = subprocess.Popen(["/usr/bin/certutil",
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"-d", self.secdir,
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"-C", "-c", "CA certificate",
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"-C", "-c", self.cacert_name,
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"-i", certreq_fname,
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"-o", cert_fname,
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"-m", "1002",
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"-v", "120",
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"-m", self.next_serial(),
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"-v", self.valid_months,
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"-f", self.passwd_fname,
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"-1", "-5"],
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stdin=subprocess.PIPE,
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stdout=subprocess.PIPE)
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# bah - this sucks, but I guess it isn't possible to fully
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# control this with command line arguments
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# Bah - this sucks, but I guess it isn't possible to fully
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# control this with command line arguments.
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#
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# What this is requesting is:
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# -1 (Create key usage extension)
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# 2 - Key encipherment
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# 9 - done
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# n - not critical
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#
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# -5 (Create netscape cert type extension)
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# 1 - SSL Server
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# 9 - done
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# n - not critical
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p.stdin.write("2\n9\nn\n1\n9\nn\n")
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p.wait()
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@ -158,14 +187,6 @@ class CertDB(object):
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"-i", cert_fname,
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"-f", cert_fname])
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def create_server_cert_extca(self, nickname, name, other_certdb):
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self.request_cert(name)
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other_certdb.issue_cert(self.certreq_fname, self.certder_fname)
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self.add_cert(self.certder_fname, nickname)
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os.unlink(self.certreq_fname)
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os.unlink(self.certder_fname)
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def create_pin_file(self):
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ipautil.backup_file(self.pin_fname)
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f = open(self.pin_fname, "w")
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