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ssikit_trustchain/main.py

75 lines
2.1 KiB
Python

import asyncio
import didkit
import json
from jinja2 import Environment, FileSystemLoader, select_autoescape
import idhub_ssikit
def issue_vc_test():
jwk_issuer = didkit.generate_ed25519_key()
jwk_subject = didkit.generate_ed25519_key()
did_issuer = didkit.key_to_did("key", jwk_issuer)
did_subject = didkit.key_to_did("key", jwk_subject)
env = Environment(
loader=FileSystemLoader("vc_templates"),
autoescape=select_autoescape()
)
unsigned_vc_template = env.get_template("member.json")
data = {
"vc_id": "http://example.org/credentials/3731",
"issuer_did": did_issuer,
"subject_did": did_subject,
"issuance_date": "2020-08-19T21:41:50Z",
}
signed_credential = idhub_ssikit.render_and_sign_credential(
unsigned_vc_template,
jwk_issuer,
data
)
print(signed_credential)
def issue_vp_test():
jwk_issuer = didkit.generate_ed25519_key()
jwk_issuer2 = didkit.generate_ed25519_key()
jwk_subject = didkit.generate_ed25519_key()
did_issuer = didkit.key_to_did("key", jwk_issuer)
did_issuer2 = didkit.key_to_did("key", jwk_issuer2)
did_subject = didkit.key_to_did("key", jwk_subject)
print(did_issuer)
print(did_issuer2)
print(did_subject)
env = Environment(
loader=FileSystemLoader("vc_templates"),
autoescape=select_autoescape()
)
unsigned_vc_template = env.get_template("member.json")
data = {
"vc_id": "http://example.org/credentials/3731",
"issuer_did": did_issuer,
"subject_did": did_subject,
"issuance_date": "2020-08-19T21:41:50Z",
"subject_is_member_of": "Pangea"
}
signed_credential = idhub_ssikit.render_and_sign_credential(
unsigned_vc_template,
jwk_issuer,
data
)
data2 = data
data2["issuer_did"] = did_issuer2
signed_credential2 = idhub_ssikit.render_and_sign_credential(
unsigned_vc_template,
jwk_issuer2,
data2
)
signed_presentation = idhub_ssikit.issue_verifiable_presentation([signed_credential, signed_credential2], jwk_subject, did_subject)
print(signed_presentation)