Implement new genesis_util's

programs/genesis_util/apply_patch.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+
+import argparse
+import json
+import sys
+
+def dump_json(obj, out, pretty):
+    if pretty:
+        json.dump(obj, out, indent=2, sort_keys=True)
+    else:
+        json.dump(obj, out, separators=(",", ":"), sort_keys=True)
+    return
+
+def main():
+    parser = argparse.ArgumentParser(description="Remove entities from snapshot")
+    parser.add_argument("-o", "--output", metavar="OUT", default="-", help="output filename (default: stdout)")
+    parser.add_argument("-i", "--input", metavar="IN", default="-", help="input filename (default: stdin)")
+    parser.add_argument("-d", "--delta", metavar="DELTA", nargs="+", help="list of delta file(s) to apply")
+    parser.add_argument("-p", "--pretty", action="store_true", default=False, help="pretty print output")
+    opts = parser.parse_args()
+
+    if opts.input == "-":
+        genesis = json.load(sys.stdin)        
+    else:
+        with open(opts.input, "r") as f:
+            genesis = json.load(f)
+
+    if opts.delta is None: 
+        opts.delta = []
+    for filename in opts.delta:
+        with open(filename, "r") as f:
+            patch = json.load(f)
+        for k, v in patch.get("append", {}).items():
+            genesis[k].extend(v)
+            print("appended {n} items to {k}".format(n=len(v), k=k))
+        for k, v in patch.get("replace", {}).items():
+            genesis[k] = v
+            print("replaced item {k}".format(k=k))
+
+    if opts.output == "-":
+        dump_json( genesis, sys.stdout, opts.pretty )
+        sys.stdout.flush()
+    else:
+        with open(opts.output, "w") as f:
+            dump_json( genesis, f, opts.pretty )
+    return
+
+if __name__ == "__main__":
+    main()

programs/genesis_util/canonical_format.py

@@ -0,0 +1,14 @@
+#!/usr/bin/env python3
+
+import argparse
+import json
+import sys
+
+if len(sys.argv) < 3:
+    print("syntax: "+sys.argv[0]+" INFILE OUTFILE")
+    sys.exit(0)
+
+with open(sys.argv[1], "r") as infile:
+    genesis = json.load(infile)
+with open(sys.argv[2], "w") as outfile:
+    json.dump(genesis, outfile, separators=(',', ':'), sort_keys=True)

programs/genesis_util/generate_init_patch.py

@@ -0,0 +1,68 @@
+#!/usr/bin/env python3
+
+import argparse
+import json
+import subprocess
+import sys
+
+def dump_json(obj, out, pretty):
+    if pretty:
+        json.dump(obj, out, indent=2, sort_keys=True)
+    else:
+        json.dump(obj, out, separators=(",", ":"), sort_keys=True)
+    return
+
+def main():
+    parser = argparse.ArgumentParser(description="Remove entities from snapshot")
+    parser.add_argument("-o", "--output", metavar="OUT", default="-", help="output filename (default: stdout)")
+    parser.add_argument("-n", "--num", metavar="N", default=11, type=int, help="number of init witnesses")
+    parser.add_argument("-p", "--pretty", action="store_true", default=False, help="pretty print output")
+    parser.add_argument("-s", "--secret", metavar="SECRET", default=None, help="private key generation secret")
+    opts = parser.parse_args()
+
+    if opts.secret is None:
+        sys.stderr.write("missing required parameter --secret\n")
+        sys.stderr.flush()
+        sys.exit(1)
+
+    wit_accounts = []
+    wit_wits = []
+
+    for i in range(opts.num):
+        owner_str = subprocess.check_output(["programs/genesis_util/get_dev_key", opts.secret, "wit-owner-"+str(i)]).decode("utf-8")
+        active_str = subprocess.check_output(["programs/genesis_util/get_dev_key", opts.secret, "wit-active-"+str(i)]).decode("utf-8")
+        prod_str = subprocess.check_output(["programs/genesis_util/get_dev_key", opts.secret, "wit-block-signing-"+str(i)]).decode("utf-8")
+        owner = json.loads(owner_str)
+        active = json.loads(active_str)
+        prod = json.loads(prod_str)
+        wit_accounts.append({
+            "name" : "init"+str(i),
+            "owner_key" : owner[0]["public_key"],
+            "active_key" : active[0]["public_key"],
+            "is_lifetime_member" : True,
+            })
+        wit_wits.append({
+            "owner_name" : "init"+str(i),
+            "block_signing_key" : prod[0]["public_key"],
+            })
+
+    result = {
+       "append" : {
+       "initial_accounts" : wit_accounts },
+       "replace" : {
+       "initial_workers" : [],
+       "initial_witnesses" : wit_wits,
+        }
+    }
+
+    if opts.output == "-":
+        dump_json( result, sys.stdout, opts.pretty )
+        sys.stdout.flush()
+    else:
+        with open(opts.output, "w") as f:
+            dump_json( result, f, opts.pretty )
+  
+    return
+
+if __name__ == "__main__":
+    main()