| 1 | #!/usr/bin/env python |
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| 2 | |
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| 3 | """ |
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| 4 | See README in this directory for the semantics of the example. This file |
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| 5 | constructs the credentials described and puts copies into this directory |
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| 6 | |
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| 7 | cmd1:env keystore=`pwd` ./attr.py |
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| 8 | """ |
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| 9 | |
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| 10 | import os |
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| 11 | import ABAC |
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| 12 | |
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| 13 | ctxt = ABAC.Context() |
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| 14 | print "ABAC version %s" % ctxt.version() |
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| 15 | |
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| 16 | # Keystore is the directory containing the principal credentials. |
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| 17 | # Load existing principals and/or policy credentials |
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| 18 | if (os.environ.has_key("keystore")) : |
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| 19 | keystore=os.environ["keystore"] |
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| 20 | ctxt.load_directory(keystore) |
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| 21 | else: |
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| 22 | print("keystore is not set...") |
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| 23 | exit(1) |
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| 24 | |
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| 25 | |
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| 26 | # retrieve principals' keyid value from local credential files |
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| 27 | out = ctxt.context_principals() |
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| 28 | print "...initial principal set..." |
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| 29 | for x in out[1]: |
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| 30 | print "%s " % x.string() |
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| 31 | print "\n" |
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| 32 | |
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| 33 | out = ctxt.context_credentials() |
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| 34 | print "...initial policy attribute set..." |
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| 35 | for c in out[1]: |
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| 36 | print "%s <- %s" % (c.head_string(), c.tail_string()) |
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| 37 | print "\n" |
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| 38 | |
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| 39 | aliceID=ABAC.ID("Alice_ID.pem") |
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| 40 | aliceID.id_load_privkey_file("Alice_private.pem") |
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| 41 | alice=aliceID.id_keyid() |
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| 42 | |
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| 43 | partyID=ABAC.ID("Party_ID.pem") |
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| 44 | partyID.id_load_privkey_file("Party_private.pem") |
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| 45 | party=partyID.id_keyid() |
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| 46 | |
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| 47 | teaID=ABAC.ID("Tea_ID.pem") |
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| 48 | teaID.id_load_privkey_file("Tea_private.pem") |
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| 49 | tea=teaID.id_keyid() |
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| 50 | |
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| 51 | hatterID=ABAC.ID("Hatter_ID.pem") |
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| 52 | hatterID.id_load_privkey_file("Hatter_private.pem") |
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| 53 | hatter=hatterID.id_keyid() |
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| 54 | |
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| 55 | marchhareID=ABAC.ID("Marchhare_ID.pem") |
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| 56 | marchhareID.id_load_privkey_file("Marchhare_private.pem") |
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| 57 | marchhare=marchhareID.id_keyid() |
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| 58 | |
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| 59 | dormouseID=ABAC.ID("Dormouse_ID.pem") |
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| 60 | dormouseID.id_load_privkey_file("Dormouse_private.pem") |
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| 61 | dormouse=dormouseID.id_keyid() |
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| 62 | |
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| 63 | |
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| 64 | # can not have attribute string more than 382 characters or so |
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| 65 | # that would cause encoded attribute string more than 511 in length |
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| 66 | # and could not push/pull out of ietf_attribute_t properly |
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| 67 | ############################################### |
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| 68 | # NOTE: space and '~' in string value |
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| 69 | # time value's optional ending |
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| 70 | # [keyid:Party].role: about([keyid:tea],[time:20101010T],[boolean:true], |
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| 71 | # [integer:4],[float:-200.0],[float:8],[time:20120205T182930], |
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| 72 | # [string:'a list'],[urn:'file://usr/party/~teaparty']) |
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| 73 | # <- [keyid:Party].role:guestOf([keyid:MarchHare]) |
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| 74 | head=ABAC.Role(party,"about") |
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| 75 | param=ABAC.DataTerm(teaID) |
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| 76 | head.role_add_data_term(param) |
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| 77 | param=ABAC.DataTerm("time","20101010T") |
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| 78 | head.role_add_data_term(param) |
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| 79 | param=ABAC.DataTerm("boolean","true") |
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| 80 | head.role_add_data_term(param) |
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| 81 | param=ABAC.DataTerm("integer","4") |
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| 82 | head.role_add_data_term(param) |
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| 83 | param=ABAC.DataTerm("float","-200.0") |
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| 84 | head.role_add_data_term(param) |
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| 85 | param=ABAC.DataTerm("float","8") |
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| 86 | head.role_add_data_term(param) |
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| 87 | param=ABAC.DataTerm("time","20120205T182930") |
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| 88 | head.role_add_data_term(param) |
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| 89 | param=ABAC.DataTerm("string","'a list'") |
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| 90 | head.role_add_data_term(param) |
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| 91 | param=ABAC.DataTerm("urn","'file://usr/party/~teaparty'") |
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| 92 | head.role_add_data_term(param) |
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| 93 | tail=ABAC.Role(party,"guestOf") |
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| 94 | param=ABAC.DataTerm(marchhareID) |
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| 95 | tail.role_add_data_term(param) |
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| 96 | attr=ABAC.Attribute(head, 1800) |
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| 97 | attr.attribute_add_tail(tail) |
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| 98 | attr.attribute_bake() |
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| 99 | attr.attribute_write_cert("party_about_party__guestof_marchhare_attr.der") |
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| 100 | ctxt.load_attribute_file("party_about_party__guestof_marchhare_attr.der") |
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| 101 | print attr.string() |
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| 102 | print attr.typed_string() |
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| 103 | print "\n" |
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| 104 | |
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| 105 | ############################################### |
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| 106 | # NOTE: anonymous parameter |
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| 107 | # Variable value for different parameter types |
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| 108 | # [keyid:Party].role:about_other_party([keyid:tea],[?], |
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| 109 | # [integer:99],[time:?AAA],[integer:?BBB], |
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| 110 | # [boolean:true],[integer:?]) |
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| 111 | # <- [keyid:MarchHare] |
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| 112 | head=ABAC.Role(party,"about_other_party") |
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| 113 | param=ABAC.DataTerm(teaID) |
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| 114 | head.role_add_data_term(param) |
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| 115 | param=ABAC.DataTerm("anonymous","_") |
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| 116 | head.role_add_data_term(param) |
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| 117 | param=ABAC.DataTerm("integer","99") |
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| 118 | head.role_add_data_term(param) |
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| 119 | param=ABAC.DataTerm("time","AAA") |
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| 120 | head.role_add_data_term(param) |
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| 121 | param=ABAC.DataTerm("integer","BBB") |
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| 122 | head.role_add_data_term(param) |
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| 123 | param=ABAC.DataTerm("boolean","true") |
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| 124 | head.role_add_data_term(param) |
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| 125 | param=ABAC.DataTerm("integer","?") |
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| 126 | head.role_add_data_term(param) |
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| 127 | tail=ABAC.Role(marchhare) |
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| 128 | attr=ABAC.Attribute(head, 1800) |
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| 129 | attr.attribute_add_tail(tail) |
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| 130 | attr.attribute_bake() |
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| 131 | attr.attribute_write_cert("party_about_other_party__marchhare_attr.der") |
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| 132 | ctxt.load_attribute_file("party_about_other_party__marchhare_attr.der") |
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| 133 | print attr.string() |
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| 134 | print attr.typed_string() |
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| 135 | print "\n" |
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| 136 | |
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| 137 | ############################################### |
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| 138 | # [keyid:Party].role:about_string([string:'a confused party']) |
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| 139 | # <- [keyid:MarchHare] |
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| 140 | head=ABAC.Role(party,"about_string") |
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| 141 | param=ABAC.DataTerm("string","'a confused party'") |
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| 142 | head.role_add_data_term(param) |
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| 143 | tail=ABAC.Role(marchhare) |
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| 144 | attr=ABAC.Attribute(head, 1800) |
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| 145 | attr.attribute_add_tail(tail) |
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| 146 | attr.attribute_bake() |
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| 147 | attr.attribute_write_cert("party_about_string__marchhare_attr.der") |
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| 148 | ctxt.load_attribute_file("party_about_string__marchhare_attr.der") |
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| 149 | print attr.string() |
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| 150 | print attr.typed_string() |
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| 151 | print "\n" |
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| 152 | |
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| 153 | ############################################### |
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| 154 | # NOTE: how to escape within a string value |
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| 155 | # [keyid:Party].role:about_string2([string:'a mangled \\'string\\'']) |
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| 156 | # <- [keyid:MarchHare] |
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| 157 | head=ABAC.Role(party,"about_string2") |
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| 158 | param=ABAC.DataTerm("string","'a mangled \\'string\\''") |
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| 159 | head.role_add_data_term(param) |
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| 160 | tail=ABAC.Role(marchhare) |
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| 161 | attr=ABAC.Attribute(head, 1800) |
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| 162 | attr.attribute_add_tail(tail) |
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| 163 | attr.attribute_bake() |
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| 164 | attr.attribute_write_cert("party_about_string2__marchhare_attr.der") |
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| 165 | ctxt.load_attribute_file("party_about_string2__marchhare_attr.der") |
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| 166 | print attr.string() |
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| 167 | print attr.typed_string() |
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| 168 | print "\n" |
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| 169 | |
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| 170 | ############################################### |
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| 171 | # [keyid:Party].role:about_urn([urn:'file://user/local/party/~sillyparty']) |
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| 172 | # <- [keyid:MarchHare] |
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| 173 | head=ABAC.Role(party,"about_urn") |
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| 174 | param=ABAC.DataTerm("urn","'file://user/local/party/~sillyparty'") |
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| 175 | head.role_add_data_term(param) |
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| 176 | tail=ABAC.Role(marchhare) |
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| 177 | attr=ABAC.Attribute(head, 1800) |
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| 178 | attr.attribute_add_tail(tail) |
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| 179 | attr.attribute_bake() |
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| 180 | attr.attribute_write_cert("party_about_urn__marchhare_attr.der") |
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| 181 | ctxt.load_attribute_file("party_about_urn__marchhare_attr.der") |
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| 182 | print attr.string() |
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| 183 | print attr.typed_string() |
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| 184 | print "\n" |
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| 185 | |
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| 186 | ############################################### |
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| 187 | # [keyid:Party].role:about_another_float([float:0.22]) |
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| 188 | # <- [keyid:MarchHare] |
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| 189 | head=ABAC.Role(party,"about_another_float") |
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| 190 | param=ABAC.DataTerm("float","0.22") |
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| 191 | head.role_add_data_term(param) |
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| 192 | tail=ABAC.Role(marchhare) |
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| 193 | attr=ABAC.Attribute(head, 1800) |
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| 194 | attr.attribute_add_tail(tail) |
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| 195 | attr.attribute_bake() |
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| 196 | attr.attribute_write_cert("party_about_third_float__marchhare_attr.der") |
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| 197 | ctxt.load_attribute_file("party_about_third_float__marchhare_attr.der") |
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| 198 | print attr.string() |
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| 199 | print attr.typed_string() |
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| 200 | print "\n" |
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| 201 | |
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| 202 | ############################################### |
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| 203 | # [keyid:Party].role:about_another_float([float:8]) |
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| 204 | # <- [keyid:MarchHare] |
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| 205 | head=ABAC.Role(party,"about_another_float") |
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| 206 | param=ABAC.DataTerm("float","8") |
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| 207 | head.role_add_data_term(param) |
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| 208 | tail=ABAC.Role(marchhare) |
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| 209 | attr=ABAC.Attribute(head, 1800) |
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| 210 | attr.attribute_add_tail(tail) |
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| 211 | attr.attribute_bake() |
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| 212 | attr.attribute_write_cert("party_about_another_float__marchhare_attr.der") |
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| 213 | ctxt.load_attribute_file("party_about_another_float__marchhare_attr.der") |
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| 214 | print attr.string() |
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| 215 | print attr.typed_string() |
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| 216 | print "\n" |
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| 217 | |
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| 218 | ############################################### |
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| 219 | # [keyid:Party].role:about_float([float:-200.0]) |
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| 220 | # <- [keyid:MarchHare] |
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| 221 | head=ABAC.Role(party,"about_float") |
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| 222 | param=ABAC.DataTerm("float","-200.0") |
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| 223 | head.role_add_data_term(param) |
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| 224 | tail=ABAC.Role(marchhare) |
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| 225 | attr=ABAC.Attribute(head, 1800) |
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| 226 | attr.attribute_add_tail(tail) |
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| 227 | attr.attribute_bake() |
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| 228 | attr.attribute_write_cert("party_about_float__marchhare_attr.der") |
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| 229 | ctxt.load_attribute_file("party_about_float__marchhare_attr.der") |
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| 230 | print attr.string() |
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| 231 | print attr.typed_string() |
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| 232 | print "\n" |
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| 233 | |
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| 234 | ############################################### |
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| 235 | # [keyid:Party].role:about_another_integer([integer:-7]) |
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| 236 | # <- [keyid:MarchHare] |
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| 237 | head=ABAC.Role(party,"about_another_integer") |
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| 238 | param=ABAC.DataTerm("integer","-7") |
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| 239 | head.role_add_data_term(param) |
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| 240 | tail=ABAC.Role(marchhare) |
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| 241 | attr=ABAC.Attribute(head, 1800) |
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| 242 | attr.attribute_add_tail(tail) |
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| 243 | attr.attribute_bake() |
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| 244 | attr.attribute_write_cert("party_about_another_integer__marchhare_attr.der") |
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| 245 | ctxt.load_attribute_file("party_about_another_integer__marchhare_attr.der") |
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| 246 | print attr.string() |
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| 247 | print attr.typed_string() |
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| 248 | print "\n" |
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| 249 | |
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| 250 | ############################################### |
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| 251 | # [keyid:Party].role:about_integer([integer:4]) |
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| 252 | # <- [keyid:MarchHare] |
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| 253 | head=ABAC.Role(party,"about_integer") |
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| 254 | param=ABAC.DataTerm("integer","4") |
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| 255 | head.role_add_data_term(param) |
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| 256 | tail=ABAC.Role(marchhare) |
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| 257 | attr=ABAC.Attribute(head, 1800) |
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| 258 | attr.attribute_add_tail(tail) |
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| 259 | attr.attribute_bake() |
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| 260 | attr.attribute_write_cert("party_about_integer__marchhare_attr.der") |
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| 261 | ctxt.load_attribute_file("party_about_integer__marchhare_attr.der") |
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| 262 | print attr.string() |
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| 263 | print attr.typed_string() |
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| 264 | print "\n" |
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| 265 | |
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| 266 | ############################################### |
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| 267 | # [keyid:Party].role:about_boolean([boolean:true]) |
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| 268 | # <- [keyid:MarchHare] |
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| 269 | head=ABAC.Role(party,"about_boolean") |
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| 270 | param=ABAC.DataTerm("boolean","true") |
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| 271 | head.role_add_data_term(param) |
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| 272 | tail=ABAC.Role(marchhare) |
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| 273 | attr=ABAC.Attribute(head, 1800) |
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| 274 | attr.attribute_add_tail(tail) |
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| 275 | attr.attribute_bake() |
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| 276 | attr.attribute_write_cert("party_about_boolean__marchhare_attr.der") |
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| 277 | ctxt.load_attribute_file("party_about_boolean__marchhare_attr.der") |
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| 278 | print attr.string() |
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| 279 | print attr.typed_string() |
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| 280 | print "\n" |
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| 281 | |
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| 282 | ############################################### |
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| 283 | # [keyid:Party].role:about_key([keyid:tea]) |
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| 284 | # <- [keyid:MarchHare] |
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| 285 | head=ABAC.Role(party,"about_key") |
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| 286 | param=ABAC.DataTerm(teaID) |
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| 287 | head.role_add_data_term(param) |
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| 288 | tail=ABAC.Role(marchhare) |
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| 289 | attr=ABAC.Attribute(head, 1800) |
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| 290 | attr.attribute_add_tail(tail) |
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| 291 | attr.attribute_bake() |
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| 292 | attr.attribute_write_cert("party_about_key__marchhare_attr.der") |
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| 293 | ctxt.load_attribute_file("party_about_key__marchhare_attr.der") |
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| 294 | print attr.string() |
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| 295 | print attr.typed_string() |
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| 296 | print "\n" |
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| 297 | |
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| 298 | ############################################### |
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| 299 | # [keyid:Party].role:about_another_time([time:20201101T182930]) |
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| 300 | # <- [keyid:MarchHare] |
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| 301 | head=ABAC.Role(party,"about_another_time") |
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| 302 | param=ABAC.DataTerm("time","20201101T182930") |
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| 303 | head.role_add_data_term(param) |
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| 304 | tail=ABAC.Role(marchhare) |
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| 305 | attr=ABAC.Attribute(head, 1800) |
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| 306 | attr.attribute_add_tail(tail) |
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| 307 | attr.attribute_bake() |
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| 308 | attr.attribute_write_cert("party_about_another_time__marchhare_attr.der") |
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| 309 | ctxt.load_attribute_file("party_about_another_time__marchhare_attr.der") |
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| 310 | print attr.string() |
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| 311 | print attr.typed_string() |
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| 312 | print "\n" |
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| 313 | |
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| 314 | ############################################### |
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| 315 | # [keyid:Party].role:about_time([time:20201101T]) |
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| 316 | # <- [keyid:MarchHare] |
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| 317 | head=ABAC.Role(party,"about_time") |
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| 318 | param=ABAC.DataTerm("time","20201101T") |
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| 319 | head.role_add_data_term(param) |
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| 320 | tail=ABAC.Role(marchhare) |
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| 321 | attr=ABAC.Attribute(head, 1800) |
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| 322 | attr.attribute_add_tail(tail) |
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| 323 | attr.attribute_bake() |
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| 324 | attr.attribute_write_cert("party_about_time__marchhare_attr.der") |
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| 325 | ctxt.load_attribute_file("party_about_time__marchhare_attr.der") |
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| 326 | print attr.string() |
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| 327 | print attr.typed_string() |
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| 328 | print "\n" |
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| 329 | |
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| 330 | ############################################### |
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| 331 | # NOTE: principal parameter type |
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| 332 | # [keyid:Party].role:guestof([principal:?V]) |
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| 333 | # <- [keyid:Party].role:friendOf([principal:?V]) |
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| 334 | # |
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| 335 | head=ABAC.Role(party,"guestOf") |
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| 336 | param=ABAC.DataTerm("principal","V") |
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| 337 | head.role_add_data_term(param) |
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| 338 | tail=ABAC.Role(party,"friendOf") |
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| 339 | param=ABAC.DataTerm("principal","V") |
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| 340 | tail.role_add_data_term(param) |
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| 341 | attr=ABAC.Attribute(head, 1800) |
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| 342 | attr.attribute_add_tail(tail) |
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| 343 | attr.attribute_bake() |
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| 344 | attr.attribute_write_cert("party_guestof_qV__party_friendof_qV_attr.der") |
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| 345 | ctxt.load_attribute_file("party_guestof_qV__party_friendof_qV_attr.der") |
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| 346 | print attr.string() |
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| 347 | print attr.typed_string() |
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| 348 | print "\n" |
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| 349 | |
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| 350 | ############################################### |
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| 351 | # [keyid:Party].role:guests |
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| 352 | # <- [keyid:Party].role:friendOf([keyid:MarchHare]) |
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| 353 | # |
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| 354 | head=ABAC.Role(party,"guests") |
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| 355 | tail=ABAC.Role(party,"friendOf") |
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| 356 | param=ABAC.DataTerm(marchhareID) |
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| 357 | tail.role_add_data_term(param) |
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| 358 | attr=ABAC.Attribute(head, 1800) |
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| 359 | attr.attribute_add_tail(tail) |
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| 360 | attr.attribute_bake() |
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| 361 | attr.attribute_write_cert("party_guests__party_friendof_marchhare_attr.der") |
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| 362 | ctxt.load_attribute_file("party_guests__party_friendof_marchhare_attr.der") |
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| 363 | print attr.string() |
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| 364 | print attr.typed_string() |
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| 365 | print "\n" |
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| 366 | |
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| 367 | ############################################### |
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| 368 | # [keyid:Party].role:friendOf([keyid:MarchHare]) |
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| 369 | # <- [keyid:Dormouse] |
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| 370 | # |
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| 371 | head=ABAC.Role(party,"friendOf") |
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| 372 | param=ABAC.DataTerm(marchhareID) |
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| 373 | head.role_add_data_term(param) |
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| 374 | tail=ABAC.Role(dormouse) |
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| 375 | attr=ABAC.Attribute(head, 1800) |
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| 376 | attr.attribute_add_tail(tail) |
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| 377 | attr.attribute_bake() |
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| 378 | attr.attribute_write_cert("party_friendof_marchhare__dormouse_attr.der") |
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| 379 | ctxt.load_attribute_file("party_friendof_marchhare__dormouse_attr.der") |
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| 380 | print attr.string() |
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| 381 | print attr.typed_string() |
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| 382 | print "\n" |
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| 383 | |
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| 384 | ############################################### |
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| 385 | # NOTE: named principal tail |
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| 386 | # [keyid:Party].role:friendOf([keyid:Alice]) |
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| 387 | # <- [keyid:Hatter] |
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| 388 | # |
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| 389 | head=ABAC.Role(party,"friendOf") |
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| 390 | param=ABAC.DataTerm(aliceID) |
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| 391 | head.role_add_data_term(param) |
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| 392 | tail=ABAC.Role(hatter) |
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| 393 | attr=ABAC.Attribute(head, 1800) |
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| 394 | attr.attribute_add_tail(tail) |
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| 395 | attr.attribute_bake() |
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| 396 | attr.attribute_write_cert("party_friendof_alice__hatter_attr.der") |
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| 397 | ctxt.load_attribute_file("party_friendof_alice__hatter_attr.der") |
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| 398 | print attr.string() |
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| 399 | print attr.typed_string() |
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| 400 | print "\n" |
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| 401 | |
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