id int32 0 252k | repo stringlengths 7 55 | path stringlengths 4 127 | func_name stringlengths 1 88 | original_string stringlengths 75 19.8k | language stringclasses 1
value | code stringlengths 51 19.8k | code_tokens list | docstring stringlengths 3 17.3k | docstring_tokens list | sha stringlengths 40 40 | url stringlengths 87 242 |
|---|---|---|---|---|---|---|---|---|---|---|---|
244,500 | blockstack/blockstack-core | blockstack/lib/subdomains.py | SubdomainDB.get_domain_resolver | def get_domain_resolver(self, domain_name, cur=None):
"""
Get the last-knwon resolver entry for a domain name
Returns None if not found.
"""
get_cmd = "SELECT resolver FROM {} WHERE domain=? AND resolver != '' AND accepted=1 ORDER BY sequence DESC, parent_zonefile_index DESC LIMI... | python | def get_domain_resolver(self, domain_name, cur=None):
get_cmd = "SELECT resolver FROM {} WHERE domain=? AND resolver != '' AND accepted=1 ORDER BY sequence DESC, parent_zonefile_index DESC LIMIT 1;".format(self.subdomain_table)
cursor = None
if cur is None:
cursor = self.conn.cursor... | [
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244,501 | blockstack/blockstack-core | blockstack/lib/subdomains.py | SubdomainDB.get_subdomain_DID_info | def get_subdomain_DID_info(self, fqn, cur=None):
"""
Get the DID information for a subdomain.
Raise SubdomainNotFound if there is no such subdomain
Return {'name_type': ..., 'address': ..., 'index': ...}
"""
subrec = self.get_subdomain_entry_at_sequence(fqn, 0, cur=cur)
... | python | def get_subdomain_DID_info(self, fqn, cur=None):
subrec = self.get_subdomain_entry_at_sequence(fqn, 0, cur=cur)
cmd = 'SELECT zonefile_offset FROM {} WHERE fully_qualified_subdomain = ? AND owner = ? AND sequence=0 AND parent_zonefile_index <= ? AND accepted=1 ORDER BY parent_zonefile_index, zonefile_of... | [
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Raise SubdomainNotFound if there is no such subdomain
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244,502 | blockstack/blockstack-core | blockstack/lib/subdomains.py | SubdomainDB.get_DID_subdomain | def get_DID_subdomain(self, did, cur=None):
"""
Get a subdomain, given its DID
Raise ValueError if the DID is invalid
Raise SubdomainNotFound if the DID does not correspond to a subdomain
"""
did = str(did)
try:
did_info = parse_DID(did)
a... | python | def get_DID_subdomain(self, did, cur=None):
did = str(did)
try:
did_info = parse_DID(did)
assert did_info['name_type'] == 'subdomain', 'Not a subdomain DID'
except:
raise ValueError("Invalid DID: {}".format(did))
original_address = did_info['... | [
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Raise ValueError if the DID is invalid
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244,503 | blockstack/blockstack-core | blockstack/lib/subdomains.py | SubdomainDB.is_subdomain_zonefile_hash | def is_subdomain_zonefile_hash(self, fqn, zonefile_hash, cur=None):
"""
Does this zone file hash belong to this subdomain?
"""
sql = 'SELECT COUNT(zonefile_hash) FROM {} WHERE fully_qualified_subdomain = ? and zonefile_hash = ?;'.format(self.subdomain_table)
args = (fqn,zonefile_... | python | def is_subdomain_zonefile_hash(self, fqn, zonefile_hash, cur=None):
sql = 'SELECT COUNT(zonefile_hash) FROM {} WHERE fully_qualified_subdomain = ? and zonefile_hash = ?;'.format(self.subdomain_table)
args = (fqn,zonefile_hash)
cursor = None
if cur is None:
cursor = self.conn... | [
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244,504 | blockstack/blockstack-core | blockstack/lib/subdomains.py | SubdomainDB.update_subdomain_entry | def update_subdomain_entry(self, subdomain_obj, cur=None):
"""
Update the subdomain history table for this subdomain entry.
Creates it if it doesn't exist.
Return True on success
Raise exception on error
"""
# sanity checks
assert isinstance(subdomain_obj... | python | def update_subdomain_entry(self, subdomain_obj, cur=None):
# sanity checks
assert isinstance(subdomain_obj, Subdomain)
# NOTE: there is no need to call fsync() on the zone file fd here---we already have the data from the on-chain name's zone file fsync'ed,
# so this information i... | [
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Creates it if it doesn't exist.
Return True on success
Raise exception on error | [
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244,505 | blockstack/blockstack-core | blockstack/lib/subdomains.py | SubdomainDB.get_last_block | def get_last_block(self, cur=None):
"""
Get the highest block last processed
"""
sql = 'SELECT MAX(block_height) FROM {};'.format(self.subdomain_table)
cursor = None
if cur is None:
cursor = self.conn.cursor()
else:
cursor = cur
ro... | python | def get_last_block(self, cur=None):
sql = 'SELECT MAX(block_height) FROM {};'.format(self.subdomain_table)
cursor = None
if cur is None:
cursor = self.conn.cursor()
else:
cursor = cur
rows = db_query_execute(cursor, sql, ())
height = 0
try... | [
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244,506 | blockstack/blockstack-core | blockstack/lib/subdomains.py | SubdomainDB.get_last_sequence | def get_last_sequence(self, cur=None):
"""
Get the highest sequence number in this db
"""
sql = 'SELECT sequence FROM {} ORDER BY sequence DESC LIMIT 1;'.format(self.subdomain_table)
cursor = None
if cur is None:
cursor = self.conn.cursor()
else:
... | python | def get_last_sequence(self, cur=None):
sql = 'SELECT sequence FROM {} ORDER BY sequence DESC LIMIT 1;'.format(self.subdomain_table)
cursor = None
if cur is None:
cursor = self.conn.cursor()
else:
cursor = cur
db_query_execute(cursor, sql, ())
last... | [
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244,507 | blockstack/blockstack-core | blockstack/lib/subdomains.py | SubdomainDB._drop_tables | def _drop_tables(self):
"""
Clear the subdomain db's tables
"""
drop_cmd = "DROP TABLE IF EXISTS {};"
for table in [self.subdomain_table, self.blocked_table]:
cursor = self.conn.cursor()
db_query_execute(cursor, drop_cmd.format(table), ()) | python | def _drop_tables(self):
drop_cmd = "DROP TABLE IF EXISTS {};"
for table in [self.subdomain_table, self.blocked_table]:
cursor = self.conn.cursor()
db_query_execute(cursor, drop_cmd.format(table), ()) | [
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244,508 | blockstack/blockstack-core | blockstack/lib/hashing.py | hash_name | def hash_name(name, script_pubkey, register_addr=None):
"""
Generate the hash over a name and hex-string script pubkey
"""
bin_name = b40_to_bin(name)
name_and_pubkey = bin_name + unhexlify(script_pubkey)
if register_addr is not None:
name_and_pubkey += str(register_addr)
return hex_has... | python | def hash_name(name, script_pubkey, register_addr=None):
bin_name = b40_to_bin(name)
name_and_pubkey = bin_name + unhexlify(script_pubkey)
if register_addr is not None:
name_and_pubkey += str(register_addr)
return hex_hash160(name_and_pubkey) | [
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244,509 | blockstack/blockstack-core | api/search/basic_index.py | fetch_profile_data_from_file | def fetch_profile_data_from_file():
""" takes profile data from file and saves in the profile_data DB
"""
with open(SEARCH_PROFILE_DATA_FILE, 'r') as fin:
profiles = json.load(fin)
counter = 0
log.debug("-" * 5)
log.debug("Fetching profile data from file")
for entry in profiles:
... | python | def fetch_profile_data_from_file():
with open(SEARCH_PROFILE_DATA_FILE, 'r') as fin:
profiles = json.load(fin)
counter = 0
log.debug("-" * 5)
log.debug("Fetching profile data from file")
for entry in profiles:
new_entry = {}
new_entry['key'] = entry['fqu']
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244,510 | blockstack/blockstack-core | api/search/basic_index.py | create_search_index | def create_search_index():
""" takes people names from blockchain and writes deduped names in a 'cache'
"""
# create people name cache
counter = 0
people_names = []
twitter_handles = []
usernames = []
log.debug("-" * 5)
log.debug("Creating search index")
for user in namespace... | python | def create_search_index():
# create people name cache
counter = 0
people_names = []
twitter_handles = []
usernames = []
log.debug("-" * 5)
log.debug("Creating search index")
for user in namespace.find():
# the profile/info to be inserted
search_profile = {}
co... | [
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244,511 | blockstack/blockstack-core | blockstack/lib/operations/__init__.py | op_extract | def op_extract(op_name, data, senders, inputs, outputs, block_id, vtxindex, txid):
"""
Extract an operation from transaction data.
Return the extracted fields as a dict.
"""
global EXTRACT_METHODS
if op_name not in EXTRACT_METHODS.keys():
raise Exception("No such operation '%s'" % op_na... | python | def op_extract(op_name, data, senders, inputs, outputs, block_id, vtxindex, txid):
global EXTRACT_METHODS
if op_name not in EXTRACT_METHODS.keys():
raise Exception("No such operation '%s'" % op_name)
method = EXTRACT_METHODS[op_name]
op_data = method( data, senders, inputs, outputs, block_id, ... | [
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244,512 | blockstack/blockstack-core | blockstack/lib/operations/__init__.py | op_canonicalize | def op_canonicalize(op_name, parsed_op):
"""
Get the canonical representation of a parsed operation's data.
Meant for backwards-compatibility
"""
global CANONICALIZE_METHODS
if op_name not in CANONICALIZE_METHODS:
# no canonicalization needed
return parsed_op
else:
r... | python | def op_canonicalize(op_name, parsed_op):
global CANONICALIZE_METHODS
if op_name not in CANONICALIZE_METHODS:
# no canonicalization needed
return parsed_op
else:
return CANONICALIZE_METHODS[op_name](parsed_op) | [
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244,513 | blockstack/blockstack-core | blockstack/lib/operations/__init__.py | op_decanonicalize | def op_decanonicalize(op_name, canonical_op):
"""
Get the current representation of a parsed operation's data, given the canonical representation
Meant for backwards-compatibility
"""
global DECANONICALIZE_METHODS
if op_name not in DECANONICALIZE_METHODS:
# no decanonicalization needed
... | python | def op_decanonicalize(op_name, canonical_op):
global DECANONICALIZE_METHODS
if op_name not in DECANONICALIZE_METHODS:
# no decanonicalization needed
return canonical_op
else:
return DECANONICALIZE_METHODS[op_name](canonical_op) | [
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244,514 | blockstack/blockstack-core | blockstack/lib/operations/__init__.py | op_check | def op_check( state_engine, nameop, block_id, checked_ops ):
"""
Given the state engine, the current block, the list of pending
operations processed so far, and the current operation, determine
whether or not it should be accepted.
The operation is allowed to be "type-cast" to a new operation, but ... | python | def op_check( state_engine, nameop, block_id, checked_ops ):
global CHECK_METHODS, MUTATE_FIELDS
nameop_clone = copy.deepcopy( nameop )
opcode = None
if 'opcode' not in nameop_clone.keys():
op = nameop_clone.get('op', None)
try:
assert op is not None, "BUG: no op defined"
... | [
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244,515 | blockstack/blockstack-core | blockstack/lib/operations/__init__.py | op_get_mutate_fields | def op_get_mutate_fields( op_name ):
"""
Get the names of the fields that will change
when this operation gets applied to a record.
"""
global MUTATE_FIELDS
if op_name not in MUTATE_FIELDS.keys():
raise Exception("No such operation '%s'" % op_name)
fields = MUTATE_FIELDS[op_name][:... | python | def op_get_mutate_fields( op_name ):
global MUTATE_FIELDS
if op_name not in MUTATE_FIELDS.keys():
raise Exception("No such operation '%s'" % op_name)
fields = MUTATE_FIELDS[op_name][:]
return fields | [
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244,516 | blockstack/blockstack-core | blockstack/lib/operations/__init__.py | op_get_consensus_fields | def op_get_consensus_fields( op_name ):
"""
Get the set of consensus-generating fields for an operation.
"""
global SERIALIZE_FIELDS
if op_name not in SERIALIZE_FIELDS.keys():
raise Exception("No such operation '%s'" % op_name )
fields = SERIALIZE_FIELDS[op_name][:]
return fiel... | python | def op_get_consensus_fields( op_name ):
global SERIALIZE_FIELDS
if op_name not in SERIALIZE_FIELDS.keys():
raise Exception("No such operation '%s'" % op_name )
fields = SERIALIZE_FIELDS[op_name][:]
return fields | [
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244,517 | blockstack/blockstack-core | blockstack/lib/operations/update.py | check | def check(state_engine, nameop, block_id, checked_ops ):
"""
Verify the validity of an update to a name's associated data.
Use the nameop's 128-bit name hash to find the name itself.
NAME_UPDATE isn't allowed during an import, so the name's namespace must be ready.
Return True if accepted
Retu... | python | def check(state_engine, nameop, block_id, checked_ops ):
name_consensus_hash = nameop['name_consensus_hash']
sender = nameop['sender']
# deny updates if we exceed quota--the only legal operations are to revoke or transfer.
sender_names = state_engine.get_names_owned_by_sender( sender )
if len(sende... | [
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244,518 | blockstack/blockstack-core | blockstack/lib/audit.py | genesis_block_audit | def genesis_block_audit(genesis_block_stages, key_bundle=GENESIS_BLOCK_SIGNING_KEYS):
"""
Verify the authenticity of the stages of the genesis block, optionally with a given set of keys.
Return True if valid
Return False if not
"""
gpg2_path = find_gpg2()
if gpg2_path is None:
raise ... | python | def genesis_block_audit(genesis_block_stages, key_bundle=GENESIS_BLOCK_SIGNING_KEYS):
gpg2_path = find_gpg2()
if gpg2_path is None:
raise Exception('You must install gpg2 to audit the genesis block, and it must be in your PATH')
log.debug('Loading {} signing key(s)...'.format(len(key_bundle)))
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244,519 | blockstack/blockstack-core | api/resolver.py | is_profile_in_legacy_format | def is_profile_in_legacy_format(profile):
"""
Is a given profile JSON object in legacy format?
"""
if isinstance(profile, dict):
pass
elif isinstance(profile, (str, unicode)):
try:
profile = json.loads(profile)
except ValueError:
return False
else:... | python | def is_profile_in_legacy_format(profile):
if isinstance(profile, dict):
pass
elif isinstance(profile, (str, unicode)):
try:
profile = json.loads(profile)
except ValueError:
return False
else:
return False
if "@type" in profile:
return Fals... | [
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244,520 | blockstack/blockstack-core | api/resolver.py | format_profile | def format_profile(profile, fqa, zone_file, address, public_key):
""" Process profile data and
1) Insert verifications
2) Check if profile data is valid JSON
"""
# if the zone file is a string, then parse it
if isinstance(zone_file, (str,unicode)):
try:
zone_fil... | python | def format_profile(profile, fqa, zone_file, address, public_key):
# if the zone file is a string, then parse it
if isinstance(zone_file, (str,unicode)):
try:
zone_file = blockstack_zones.parse_zone_file(zone_file)
except:
# leave as text
pass
data = {'pr... | [
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244,521 | blockstack/blockstack-core | api/resolver.py | get_users | def get_users(username):
""" Fetch data from username in .id namespace
"""
reply = {}
log.debug('Begin /v[x]/users/' + username)
if username is None:
reply['error'] = "No username given"
return jsonify(reply), 404
if ',' in username:
reply['error'] = 'Multiple username... | python | def get_users(username):
reply = {}
log.debug('Begin /v[x]/users/' + username)
if username is None:
reply['error'] = "No username given"
return jsonify(reply), 404
if ',' in username:
reply['error'] = 'Multiple username queries are no longer supported.'
return jsonify(... | [
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244,522 | blockstack/blockstack-core | blockstack/lib/operations/nameimport.py | is_earlier_than | def is_earlier_than( nameop1, block_id, vtxindex ):
"""
Does nameop1 come before bock_id and vtxindex?
"""
return nameop1['block_number'] < block_id or (nameop1['block_number'] == block_id and nameop1['vtxindex'] < vtxindex) | python | def is_earlier_than( nameop1, block_id, vtxindex ):
return nameop1['block_number'] < block_id or (nameop1['block_number'] == block_id and nameop1['vtxindex'] < vtxindex) | [
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244,523 | blockstack/blockstack-core | blockstack/lib/operations/namespacereveal.py | namespacereveal_sanity_check | def namespacereveal_sanity_check( namespace_id, version, lifetime, coeff, base, bucket_exponents, nonalpha_discount, no_vowel_discount ):
"""
Verify the validity of a namespace reveal.
Return True if valid
Raise an Exception if not valid.
"""
# sanity check
if not is_b40( namespace_id ) or "+" in ... | python | def namespacereveal_sanity_check( namespace_id, version, lifetime, coeff, base, bucket_exponents, nonalpha_discount, no_vowel_discount ):
# sanity check
if not is_b40( namespace_id ) or "+" in namespace_id or namespace_id.count(".") > 0:
raise Exception("Namespace ID '%s' has non-base-38 characters" % name... | [
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244,524 | blockstack/blockstack-core | blockstack/lib/operations/preorder.py | check | def check( state_engine, nameop, block_id, checked_ops ):
"""
Verify that a preorder of a name at a particular block number is well-formed
NOTE: these *can't* be incorporated into namespace-imports,
since we have no way of knowning which namespace the
nameop belongs to (it is blinded until registra... | python | def check( state_engine, nameop, block_id, checked_ops ):
from .register import get_num_names_owned
preorder_name_hash = nameop['preorder_hash']
consensus_hash = nameop['consensus_hash']
sender = nameop['sender']
token_fee = nameop['token_fee']
token_type = nameop['token_units']
token_addr... | [
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244,525 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_create | def namedb_create(path, genesis_block):
"""
Create a sqlite3 db at the given path.
Create all the tables and indexes we need.
"""
global BLOCKSTACK_DB_SCRIPT
if os.path.exists( path ):
raise Exception("Database '%s' already exists" % path)
lines = [l + ";" for l in BLOCKSTACK_DB_S... | python | def namedb_create(path, genesis_block):
global BLOCKSTACK_DB_SCRIPT
if os.path.exists( path ):
raise Exception("Database '%s' already exists" % path)
lines = [l + ";" for l in BLOCKSTACK_DB_SCRIPT.split(";")]
con = sqlite3.connect( path, isolation_level=None, timeout=2**30 )
for line in l... | [
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244,526 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_open | def namedb_open( path ):
"""
Open a connection to our database
"""
con = sqlite3.connect( path, isolation_level=None, timeout=2**30 )
db_query_execute(con, 'pragma mmap_size=536870912', ())
con.row_factory = namedb_row_factory
version = namedb_get_version(con)
if not semver_equal(versio... | python | def namedb_open( path ):
con = sqlite3.connect( path, isolation_level=None, timeout=2**30 )
db_query_execute(con, 'pragma mmap_size=536870912', ())
con.row_factory = namedb_row_factory
version = namedb_get_version(con)
if not semver_equal(version, VERSION):
# wrong version
raise Exc... | [
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244,527 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_insert_prepare | def namedb_insert_prepare( cur, record, table_name ):
"""
Prepare to insert a record, but make sure
that all of the column names have values first!
Return an INSERT INTO statement on success.
Raise an exception if not.
"""
namedb_assert_fields_match( cur, record, table_name )
col... | python | def namedb_insert_prepare( cur, record, table_name ):
namedb_assert_fields_match( cur, record, table_name )
columns = record.keys()
columns.sort()
values = []
for c in columns:
if record[c] == False:
values.append(0)
elif record[c] == True:
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244,528 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_update_must_equal | def namedb_update_must_equal( rec, change_fields ):
"""
Generate the set of fields that must stay the same across an update.
"""
must_equal = []
if len(change_fields) != 0:
given = rec.keys()
for k in given:
if k not in change_fields:
must_equal.appen... | python | def namedb_update_must_equal( rec, change_fields ):
must_equal = []
if len(change_fields) != 0:
given = rec.keys()
for k in given:
if k not in change_fields:
must_equal.append(k)
return must_equal | [
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244,529 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_delete_prepare | def namedb_delete_prepare( cur, primary_key, primary_key_value, table_name ):
"""
Prepare to delete a record, but make sure the fields in record
correspond to actual columns.
Return a DELETE FROM ... WHERE statement on success.
Raise an Exception if not.
DO NOT CALL THIS METHOD DIRETLY
... | python | def namedb_delete_prepare( cur, primary_key, primary_key_value, table_name ):
# primary key corresponds to a real column
namedb_assert_fields_match( cur, {primary_key: primary_key_value}, table_name, columns_match_record=False )
query = "DELETE FROM %s WHERE %s = ?;" % (table_name, primary_key)
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244,530 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_query_execute | def namedb_query_execute( cur, query, values, abort=True):
"""
Execute a query. If it fails, abort. Retry with timeouts on lock
DO NOT CALL THIS DIRECTLY.
"""
return db_query_execute(cur, query, values, abort=abort) | python | def namedb_query_execute( cur, query, values, abort=True):
return db_query_execute(cur, query, values, abort=abort) | [
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244,531 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_preorder_insert | def namedb_preorder_insert( cur, preorder_rec ):
"""
Add a name or namespace preorder record, if it doesn't exist already.
DO NOT CALL THIS DIRECTLY.
"""
preorder_row = copy.deepcopy( preorder_rec )
assert 'preorder_hash' in preorder_row, "BUG: missing preorder_hash"
try:
pre... | python | def namedb_preorder_insert( cur, preorder_rec ):
preorder_row = copy.deepcopy( preorder_rec )
assert 'preorder_hash' in preorder_row, "BUG: missing preorder_hash"
try:
preorder_query, preorder_values = namedb_insert_prepare( cur, preorder_row, "preorders" )
except Exception, e:
log... | [
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244,532 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_preorder_remove | def namedb_preorder_remove( cur, preorder_hash ):
"""
Remove a preorder hash.
DO NOT CALL THIS DIRECTLY.
"""
try:
query, values = namedb_delete_prepare( cur, 'preorder_hash', preorder_hash, 'preorders' )
except Exception, e:
log.exception(e)
log.error("FATAL: Failed to d... | python | def namedb_preorder_remove( cur, preorder_hash ):
try:
query, values = namedb_delete_prepare( cur, 'preorder_hash', preorder_hash, 'preorders' )
except Exception, e:
log.exception(e)
log.error("FATAL: Failed to delete preorder with hash '%s'" % preorder_hash )
os.abort()
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244,533 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_name_insert | def namedb_name_insert( cur, input_name_rec ):
"""
Add the given name record to the database,
if it doesn't exist already.
"""
name_rec = copy.deepcopy( input_name_rec )
namedb_name_fields_check( name_rec )
try:
query, values = namedb_insert_prepare( cur, name_rec, "name_records... | python | def namedb_name_insert( cur, input_name_rec ):
name_rec = copy.deepcopy( input_name_rec )
namedb_name_fields_check( name_rec )
try:
query, values = namedb_insert_prepare( cur, name_rec, "name_records" )
except Exception, e:
log.exception(e)
log.error("FATAL: Failed to insert nam... | [
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244,534 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_name_update | def namedb_name_update( cur, opcode, input_opdata, only_if={}, constraints_ignored=[] ):
"""
Update an existing name in the database.
If non-empty, only update the given fields.
DO NOT CALL THIS METHOD DIRECTLY.
"""
opdata = copy.deepcopy( input_opdata )
namedb_name_fields_check( opdata )
... | python | def namedb_name_update( cur, opcode, input_opdata, only_if={}, constraints_ignored=[] ):
opdata = copy.deepcopy( input_opdata )
namedb_name_fields_check( opdata )
mutate_fields = op_get_mutate_fields( opcode )
if opcode not in OPCODE_CREATION_OPS:
assert 'name' not in mutate_fields, "BUG: 'name... | [
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244,535 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_state_mutation_sanity_check | def namedb_state_mutation_sanity_check( opcode, op_data ):
"""
Make sure all mutate fields for this operation are present.
Return True if so
Raise exception if not
"""
# sanity check: each mutate field in the operation must be defined in op_data, even if it's null.
missing = []
mutate_... | python | def namedb_state_mutation_sanity_check( opcode, op_data ):
# sanity check: each mutate field in the operation must be defined in op_data, even if it's null.
missing = []
mutate_fields = op_get_mutate_fields( opcode )
for field in mutate_fields:
if field not in op_data.keys():
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244,536 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_last_name_import | def namedb_get_last_name_import(cur, name, block_id, vtxindex):
"""
Find the last name import for this name
"""
query = 'SELECT history_data FROM history WHERE history_id = ? AND (block_id < ? OR (block_id = ? AND vtxindex < ?)) ' + \
'ORDER BY block_id DESC,vtxindex DESC LIMIT 1;'
args... | python | def namedb_get_last_name_import(cur, name, block_id, vtxindex):
query = 'SELECT history_data FROM history WHERE history_id = ? AND (block_id < ? OR (block_id = ? AND vtxindex < ?)) ' + \
'ORDER BY block_id DESC,vtxindex DESC LIMIT 1;'
args = (name, block_id, block_id, vtxindex)
history_rows = ... | [
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244,537 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_account_transaction_save | def namedb_account_transaction_save(cur, address, token_type, new_credit_value, new_debit_value, block_id, vtxindex, txid, existing_account):
"""
Insert the new state of an account at a particular point in time.
The data must be for a never-before-seen (txid,block_id,vtxindex) set in the accounts table, bu... | python | def namedb_account_transaction_save(cur, address, token_type, new_credit_value, new_debit_value, block_id, vtxindex, txid, existing_account):
if existing_account is None:
existing_account = {}
accounts_insert = {
'address': address,
'type': token_type,
'credit_value': '{}'.forma... | [
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244,538 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_account_debit | def namedb_account_debit(cur, account_addr, token_type, amount, block_id, vtxindex, txid):
"""
Debit an account at a particular point in time by the given amount.
Insert a new history entry for the account into the accounts table.
The account must exist
Abort the program if the account balance goe... | python | def namedb_account_debit(cur, account_addr, token_type, amount, block_id, vtxindex, txid):
account = namedb_get_account(cur, account_addr, token_type)
if account is None:
traceback.print_stack()
log.fatal('Account {} does not exist'.format(account_addr))
os.abort()
new_credit_value ... | [
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244,539 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_accounts_vest | def namedb_accounts_vest(cur, block_height):
"""
Vest tokens at this block to all recipients.
Goes through the vesting table and debits each account that should vest on this block.
"""
sql = 'SELECT * FROM account_vesting WHERE block_id = ?'
args = (block_height,)
vesting_rows = namedb_quer... | python | def namedb_accounts_vest(cur, block_height):
sql = 'SELECT * FROM account_vesting WHERE block_id = ?'
args = (block_height,)
vesting_rows = namedb_query_execute(cur, sql, args)
rows = []
for row in vesting_rows:
tmp = {}
tmp.update(row)
rows.append(tmp)
for row in rows:... | [
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244,540 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_is_history_snapshot | def namedb_is_history_snapshot( history_snapshot ):
"""
Given a dict, verify that it is a history snapshot.
It must have all consensus fields.
Return True if so.
Raise an exception of it doesn't.
"""
# sanity check: each mutate field in the operation must be defined in op_data, even if... | python | def namedb_is_history_snapshot( history_snapshot ):
# sanity check: each mutate field in the operation must be defined in op_data, even if it's null.
missing = []
assert 'op' in history_snapshot.keys(), "BUG: no op given"
opcode = op_get_opcode_name( history_snapshot['op'] )
assert opcode is not ... | [
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244,541 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_account_tokens | def namedb_get_account_tokens(cur, address):
"""
Get an account's tokens
Returns the list of tokens on success
Returns None if not found
"""
sql = 'SELECT DISTINCT type FROM accounts WHERE address = ?;'
args = (address,)
rows = namedb_query_execute(cur, sql, args)
ret = []
for r... | python | def namedb_get_account_tokens(cur, address):
sql = 'SELECT DISTINCT type FROM accounts WHERE address = ?;'
args = (address,)
rows = namedb_query_execute(cur, sql, args)
ret = []
for row in rows:
ret.append(row['type'])
return ret | [
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244,542 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_account | def namedb_get_account(cur, address, token_type):
"""
Get an account, given the address.
Returns the account row on success
Returns None if not found
"""
sql = 'SELECT * FROM accounts WHERE address = ? AND type = ? ORDER BY block_id DESC, vtxindex DESC LIMIT 1;'
args = (address,token_type)
... | python | def namedb_get_account(cur, address, token_type):
sql = 'SELECT * FROM accounts WHERE address = ? AND type = ? ORDER BY block_id DESC, vtxindex DESC LIMIT 1;'
args = (address,token_type)
rows = namedb_query_execute(cur, sql, args)
row = rows.fetchone()
if row is None:
return None
ret =... | [
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244,543 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_account_diff | def namedb_get_account_diff(current, prior):
"""
Figure out what the expenditure difference is between two accounts.
They must be for the same token type and address.
Calculates current - prior
"""
if current['address'] != prior['address'] or current['type'] != prior['type']:
raise Value... | python | def namedb_get_account_diff(current, prior):
if current['address'] != prior['address'] or current['type'] != prior['type']:
raise ValueError("Accounts for two different addresses and/or token types")
# NOTE: only possible since Python doesn't overflow :P
return namedb_get_account_balance(current) -... | [
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244,544 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_account_history | def namedb_get_account_history(cur, address, offset=None, count=None):
"""
Get the history of an account's tokens
"""
sql = 'SELECT * FROM accounts WHERE address = ? ORDER BY block_id DESC, vtxindex DESC'
args = (address,)
if count is not None:
sql += ' LIMIT ?'
args += (count,)... | python | def namedb_get_account_history(cur, address, offset=None, count=None):
sql = 'SELECT * FROM accounts WHERE address = ? ORDER BY block_id DESC, vtxindex DESC'
args = (address,)
if count is not None:
sql += ' LIMIT ?'
args += (count,)
if offset is not None:
sql += ' OFFSET ?'
... | [
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244,545 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_all_account_addresses | def namedb_get_all_account_addresses(cur):
"""
TESTING ONLY
get all account addresses
"""
assert BLOCKSTACK_TEST, 'BUG: this method is only available in test mode'
sql = 'SELECT DISTINCT address FROM accounts;'
args = ()
rows = namedb_query_execute(cur, sql, args)
ret = []
for r... | python | def namedb_get_all_account_addresses(cur):
assert BLOCKSTACK_TEST, 'BUG: this method is only available in test mode'
sql = 'SELECT DISTINCT address FROM accounts;'
args = ()
rows = namedb_query_execute(cur, sql, args)
ret = []
for rowdata in rows:
ret.append(rowdata['address'])
ret... | [
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244,546 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_name_at | def namedb_get_name_at(cur, name, block_number, include_expired=False):
"""
Get the sequence of states that a name record was in at a particular block height.
There can be more than one if the name changed during the block.
Returns only unexpired names by default. Can return expired names with include... | python | def namedb_get_name_at(cur, name, block_number, include_expired=False):
if not include_expired:
# don't return anything if this name is expired.
# however, we don't care if the name hasn't been created as of this block_number either, since we might return its preorder (hence only_registered=False)
... | [
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Returns None if this name does not exist at this block height. | [
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244,547 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_namespace_at | def namedb_get_namespace_at(cur, namespace_id, block_number, include_expired=False):
"""
Get the sequence of states that a namespace record was in at a particular block height.
There can be more than one if the namespace changed durnig the block.
Returns only unexpired namespaces by default. Can r... | python | def namedb_get_namespace_at(cur, namespace_id, block_number, include_expired=False):
if not include_expired:
# don't return anything if the namespace was expired at this block.
# (but do return something here even if the namespace was created after this block, so we can potentially pick up its preor... | [
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244,548 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_account_balance | def namedb_get_account_balance(account):
"""
Get the balance of an account for a particular type of token.
This is its credits minus its debits.
Returns the current balance on success.
Aborts on error, or if the balance is somehow negative.
"""
# NOTE: this is only possible because Python do... | python | def namedb_get_account_balance(account):
# NOTE: this is only possible because Python does not overflow :P
balance = account['credit_value'] - account['debit_value']
if balance < 0:
log.fatal("Balance of {} is {} (credits = {}, debits = {})".format(account['address'], balance, account['credit_value'... | [
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Returns the current balance on success.
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244,549 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_preorder | def namedb_get_preorder(cur, preorder_hash, current_block_number, include_expired=False, expiry_time=None):
"""
Get a preorder record by hash.
If include_expired is set, then so must expiry_time
Return None if not found.
"""
select_query = None
args = None
if include_expired:
... | python | def namedb_get_preorder(cur, preorder_hash, current_block_number, include_expired=False, expiry_time=None):
select_query = None
args = None
if include_expired:
select_query = "SELECT * FROM preorders WHERE preorder_hash = ?;"
args = (preorder_hash,)
else:
assert expiry_time i... | [
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244,550 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_num_historic_names_by_address | def namedb_get_num_historic_names_by_address( cur, address ):
"""
Get the number of names owned by an address throughout history
"""
select_query = "SELECT COUNT(*) FROM name_records JOIN history ON name_records.name = history.history_id " + \
"WHERE history.creator_address = ?;"
... | python | def namedb_get_num_historic_names_by_address( cur, address ):
select_query = "SELECT COUNT(*) FROM name_records JOIN history ON name_records.name = history.history_id " + \
"WHERE history.creator_address = ?;"
args = (address,)
count = namedb_select_count_rows( cur, select_query, args )... | [
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244,551 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_num_names | def namedb_get_num_names( cur, current_block, include_expired=False ):
"""
Get the number of names that exist at the current block
"""
unexpired_query = ""
unexpired_args = ()
if not include_expired:
# count all names, including expired ones
unexpired_query, unexpired_args = nam... | python | def namedb_get_num_names( cur, current_block, include_expired=False ):
unexpired_query = ""
unexpired_args = ()
if not include_expired:
# count all names, including expired ones
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( current_block )
unexpired_query = ... | [
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244,552 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_all_names | def namedb_get_all_names( cur, current_block, offset=None, count=None, include_expired=False ):
"""
Get a list of all names in the database, optionally
paginated with offset and count. Exclude expired names. Include revoked names.
"""
unexpired_query = ""
unexpired_args = ()
if not inclu... | python | def namedb_get_all_names( cur, current_block, offset=None, count=None, include_expired=False ):
unexpired_query = ""
unexpired_args = ()
if not include_expired:
# all names, including expired ones
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( current_block )
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244,553 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_num_names_in_namespace | def namedb_get_num_names_in_namespace( cur, namespace_id, current_block ):
"""
Get the number of names in a given namespace
"""
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( current_block )
query = "SELECT COUNT(name_records.name) FROM name_records JOIN namespaces ON name_r... | python | def namedb_get_num_names_in_namespace( cur, namespace_id, current_block ):
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( current_block )
query = "SELECT COUNT(name_records.name) FROM name_records JOIN namespaces ON name_records.namespace_id = namespaces.namespace_id WHERE name_records.... | [
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244,554 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_names_in_namespace | def namedb_get_names_in_namespace( cur, namespace_id, current_block, offset=None, count=None ):
"""
Get a list of all names in a namespace, optionally
paginated with offset and count. Exclude expired names
"""
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( current_block )
... | python | def namedb_get_names_in_namespace( cur, namespace_id, current_block, offset=None, count=None ):
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( current_block )
query = "SELECT name FROM name_records JOIN namespaces ON name_records.namespace_id = namespaces.namespace_id WHERE name_records... | [
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244,555 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_all_namespace_ids | def namedb_get_all_namespace_ids( cur ):
"""
Get a list of all READY namespace IDs.
"""
query = "SELECT namespace_id FROM namespaces WHERE op = ?;"
args = (NAMESPACE_READY,)
namespace_rows = namedb_query_execute( cur, query, args )
ret = []
for namespace_row in namespace_rows:
... | python | def namedb_get_all_namespace_ids( cur ):
query = "SELECT namespace_id FROM namespaces WHERE op = ?;"
args = (NAMESPACE_READY,)
namespace_rows = namedb_query_execute( cur, query, args )
ret = []
for namespace_row in namespace_rows:
ret.append( namespace_row['namespace_id'] )
return ret | [
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244,556 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_all_preordered_namespace_hashes | def namedb_get_all_preordered_namespace_hashes( cur, current_block ):
"""
Get a list of all preordered namespace hashes that haven't expired yet.
Used for testing
"""
query = "SELECT preorder_hash FROM preorders WHERE op = ? AND block_number >= ? AND block_number < ?;"
args = (NAMESPACE_PREORDER... | python | def namedb_get_all_preordered_namespace_hashes( cur, current_block ):
query = "SELECT preorder_hash FROM preorders WHERE op = ? AND block_number >= ? AND block_number < ?;"
args = (NAMESPACE_PREORDER, current_block, current_block + NAMESPACE_PREORDER_EXPIRE )
namespace_rows = namedb_query_execute( cur, que... | [
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244,557 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_all_revealed_namespace_ids | def namedb_get_all_revealed_namespace_ids( self, current_block ):
"""
Get all non-expired revealed namespaces.
"""
query = "SELECT namespace_id FROM namespaces WHERE op = ? AND reveal_block < ?;"
args = (NAMESPACE_REVEAL, current_block + NAMESPACE_REVEAL_EXPIRE )
namespace_rows = namedb_qu... | python | def namedb_get_all_revealed_namespace_ids( self, current_block ):
query = "SELECT namespace_id FROM namespaces WHERE op = ? AND reveal_block < ?;"
args = (NAMESPACE_REVEAL, current_block + NAMESPACE_REVEAL_EXPIRE )
namespace_rows = namedb_query_execute( cur, query, args )
ret = []
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244,558 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_all_importing_namespace_hashes | def namedb_get_all_importing_namespace_hashes( self, current_block ):
"""
Get the list of all non-expired preordered and revealed namespace hashes.
"""
query = "SELECT preorder_hash FROM namespaces WHERE (op = ? AND reveal_block < ?) OR (op = ? AND block_number < ?);"
args = (NAMESPACE_REVEAL, curr... | python | def namedb_get_all_importing_namespace_hashes( self, current_block ):
query = "SELECT preorder_hash FROM namespaces WHERE (op = ? AND reveal_block < ?) OR (op = ? AND block_number < ?);"
args = (NAMESPACE_REVEAL, current_block + NAMESPACE_REVEAL_EXPIRE, NAMESPACE_PREORDER, current_block + NAMESPACE_PREORDER_EXP... | [
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244,559 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_names_by_sender | def namedb_get_names_by_sender( cur, sender, current_block ):
"""
Given a sender pubkey script, find all the non-expired non-revoked names owned by it.
Return None if the sender owns no names.
"""
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( current_block )
query = "S... | python | def namedb_get_names_by_sender( cur, sender, current_block ):
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( current_block )
query = "SELECT name_records.name FROM name_records JOIN namespaces ON name_records.namespace_id = namespaces.namespace_id " + \
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244,560 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_namespace_preorder | def namedb_get_namespace_preorder( db, namespace_preorder_hash, current_block ):
"""
Get a namespace preorder, given its hash.
Return the preorder record on success.
Return None if not found, or if it expired, or if the namespace was revealed or readied.
"""
cur = db.cursor()
select_query ... | python | def namedb_get_namespace_preorder( db, namespace_preorder_hash, current_block ):
cur = db.cursor()
select_query = "SELECT * FROM preorders WHERE preorder_hash = ? AND op = ? AND block_number < ?;"
args = (namespace_preorder_hash, NAMESPACE_PREORDER, current_block + NAMESPACE_PREORDER_EXPIRE)
preorder_ro... | [
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244,561 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_namespace_ready | def namedb_get_namespace_ready( cur, namespace_id, include_history=True ):
"""
Get a ready namespace, and optionally its history.
Only return a namespace if it is ready.
"""
select_query = "SELECT * FROM namespaces WHERE namespace_id = ? AND op = ?;"
namespace_rows = namedb_query_execute( cur, ... | python | def namedb_get_namespace_ready( cur, namespace_id, include_history=True ):
select_query = "SELECT * FROM namespaces WHERE namespace_id = ? AND op = ?;"
namespace_rows = namedb_query_execute( cur, select_query, (namespace_id, NAMESPACE_READY))
namespace_row = namespace_rows.fetchone()
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244,562 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_name_from_name_hash128 | def namedb_get_name_from_name_hash128( cur, name_hash128, block_number ):
"""
Given the hexlified 128-bit hash of a name, get the name.
"""
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( block_number )
select_query = "SELECT name FROM name_records JOIN namespaces ON name_re... | python | def namedb_get_name_from_name_hash128( cur, name_hash128, block_number ):
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( block_number )
select_query = "SELECT name FROM name_records JOIN namespaces ON name_records.namespace_id = namespaces.namespace_id " + \
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244,563 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_names_with_value_hash | def namedb_get_names_with_value_hash( cur, value_hash, block_number ):
"""
Get the names with the given value hash. Only includes current, non-revoked names.
Return None if there are no names.
"""
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( block_number )
select_quer... | python | def namedb_get_names_with_value_hash( cur, value_hash, block_number ):
unexpired_query, unexpired_args = namedb_select_where_unexpired_names( block_number )
select_query = "SELECT name FROM name_records JOIN namespaces ON name_records.namespace_id = namespaces.namespace_id " + \
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244,564 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_value_hash_txids | def namedb_get_value_hash_txids(cur, value_hash):
"""
Get the list of txs that sent this value hash, ordered by block and vtxindex
"""
query = 'SELECT txid FROM history WHERE value_hash = ? ORDER BY block_id,vtxindex;'
args = (value_hash,)
rows = namedb_query_execute(cur, query, args)
txids... | python | def namedb_get_value_hash_txids(cur, value_hash):
query = 'SELECT txid FROM history WHERE value_hash = ? ORDER BY block_id,vtxindex;'
args = (value_hash,)
rows = namedb_query_execute(cur, query, args)
txids = []
for r in rows:
# present
txid = str(r['txid'])
txids.appen... | [
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244,565 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_get_num_block_vtxs | def namedb_get_num_block_vtxs( cur, block_number ):
"""
How many virtual transactions were processed for this block?
"""
select_query = "SELECT vtxindex FROM history WHERE history_id = ?;"
args = (block_number,)
rows = namedb_query_execute( cur, select_query, args )
count = 0
for r in ... | python | def namedb_get_num_block_vtxs( cur, block_number ):
select_query = "SELECT vtxindex FROM history WHERE history_id = ?;"
args = (block_number,)
rows = namedb_query_execute( cur, select_query, args )
count = 0
for r in rows:
count += 1
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244,566 | blockstack/blockstack-core | blockstack/lib/nameset/db.py | namedb_is_name_zonefile_hash | def namedb_is_name_zonefile_hash(cur, name, zonefile_hash):
"""
Determine if a zone file hash was sent by a name.
Return True if so, false if not
"""
select_query = 'SELECT COUNT(value_hash) FROM history WHERE history_id = ? AND value_hash = ?'
select_args = (name,zonefile_hash)
rows = name... | python | def namedb_is_name_zonefile_hash(cur, name, zonefile_hash):
select_query = 'SELECT COUNT(value_hash) FROM history WHERE history_id = ? AND value_hash = ?'
select_args = (name,zonefile_hash)
rows = namedb_query_execute(cur, select_query, select_args)
count = None
for r in rows:
count = r['C... | [
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244,567 | blockstack/blockstack-core | blockstack/lib/operations/announce.py | process_announcement | def process_announcement( sender_namerec, op, working_dir ):
"""
If the announcement is valid, then immediately record it.
"""
node_config = get_blockstack_opts()
# valid announcement
announce_hash = op['message_hash']
announcer_id = op['announcer_id']
# verify that it came from thi... | python | def process_announcement( sender_namerec, op, working_dir ):
node_config = get_blockstack_opts()
# valid announcement
announce_hash = op['message_hash']
announcer_id = op['announcer_id']
# verify that it came from this individual
name_history = sender_namerec['history']
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244,568 | blockstack/blockstack-core | blockstack/lib/operations/announce.py | check | def check( state_engine, nameop, block_id, checked_ops ):
"""
Log an announcement from the blockstack developers,
but first verify that it is correct.
Return True if the announcement came from the announce IDs whitelist
Return False otherwise
"""
sender = nameop['sender']
sending_blockc... | python | def check( state_engine, nameop, block_id, checked_ops ):
sender = nameop['sender']
sending_blockchain_id = None
found = False
blockchain_namerec = None
for blockchain_id in state_engine.get_announce_ids():
blockchain_namerec = state_engine.get_name( blockchain_id )
if blockchain_na... | [
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244,569 | blockstack/blockstack-core | blockstack/lib/snv.py | get_bitcoind_client | def get_bitcoind_client():
"""
Connect to the bitcoind node
"""
bitcoind_opts = get_bitcoin_opts()
bitcoind_host = bitcoind_opts['bitcoind_server']
bitcoind_port = bitcoind_opts['bitcoind_port']
bitcoind_user = bitcoind_opts['bitcoind_user']
bitcoind_passwd = bitcoind_opts['bitcoind_pass... | python | def get_bitcoind_client():
bitcoind_opts = get_bitcoin_opts()
bitcoind_host = bitcoind_opts['bitcoind_server']
bitcoind_port = bitcoind_opts['bitcoind_port']
bitcoind_user = bitcoind_opts['bitcoind_user']
bitcoind_passwd = bitcoind_opts['bitcoind_passwd']
return create_bitcoind_service_prox... | [
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244,570 | blockstack/blockstack-core | blockstack/lib/snv.py | txid_to_block_data | def txid_to_block_data(txid, bitcoind_proxy, proxy=None):
"""
Given a txid, get its block's data.
Use SPV to verify the information we receive from the (untrusted)
bitcoind host.
@bitcoind_proxy must be a BitcoindConnection (from virtualchain.lib.session)
Return the (block hash, block data, t... | python | def txid_to_block_data(txid, bitcoind_proxy, proxy=None):
proxy = get_default_proxy() if proxy is None else proxy
timeout = 1.0
while True:
try:
untrusted_tx_data = bitcoind_proxy.getrawtransaction(txid, 1)
untrusted_block_hash = untrusted_tx_data['blockhash']
un... | [
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244,571 | blockstack/blockstack-core | blockstack/lib/snv.py | get_consensus_hash_from_tx | def get_consensus_hash_from_tx(tx):
"""
Given an SPV-verified transaction, extract its consensus hash.
Only works of the tx encodes a NAME_PREORDER, NAMESPACE_PREORDER,
or NAME_TRANSFER.
Return hex-encoded consensus hash on success.
Return None on error.
"""
opcode, payload = parse_tx_... | python | def get_consensus_hash_from_tx(tx):
opcode, payload = parse_tx_op_return(tx)
if opcode is None or payload is None:
return None
# only present in NAME_PREORDER, NAMESPACE_PREORDER, NAME_TRANSFER
if opcode in [NAME_PREORDER, NAMESPACE_PREORDER, NAME_TRANSFER]:
consensus_hash = payload[-16... | [
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244,572 | blockstack/blockstack-core | blockstack/lib/client.py | json_is_exception | def json_is_exception(resp):
"""
Is the given response object
an exception traceback?
Return True if so
Return False if not
"""
if not json_is_error(resp):
return False
if 'traceback' not in resp.keys() or 'error' not in resp.keys():
return False
return True | python | def json_is_exception(resp):
if not json_is_error(resp):
return False
if 'traceback' not in resp.keys() or 'error' not in resp.keys():
return False
return True | [
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244,573 | blockstack/blockstack-core | blockstack/lib/client.py | put_zonefiles | def put_zonefiles(hostport, zonefile_data_list, timeout=30, my_hostport=None, proxy=None):
"""
Push one or more zonefiles to the given server.
Each zone file in the list must be base64-encoded
Return {'status': True, 'saved': [...]} on success
Return {'error': ...} on error
"""
assert hostp... | python | def put_zonefiles(hostport, zonefile_data_list, timeout=30, my_hostport=None, proxy=None):
assert hostport or proxy, 'need either hostport or proxy'
saved_schema = {
'type': 'object',
'properties': {
'saved': {
'type': 'array',
'items': {
... | [
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244,574 | blockstack/blockstack-core | blockstack/lib/client.py | get_zonefiles_by_block | def get_zonefiles_by_block(from_block, to_block, hostport=None, proxy=None):
"""
Get zonefile information for zonefiles announced in [@from_block, @to_block]
Returns { 'last_block' : server's last seen block,
'zonefile_info' : [ { 'zonefile_hash' : '...',
't... | python | def get_zonefiles_by_block(from_block, to_block, hostport=None, proxy=None):
assert hostport or proxy, 'need either hostport or proxy'
if proxy is None:
proxy = connect_hostport(hostport)
zonefile_info_schema = {
'type' : 'array',
'items' : {
'type' : 'object',
... | [
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244,575 | blockstack/blockstack-core | blockstack/lib/client.py | get_account_tokens | def get_account_tokens(address, hostport=None, proxy=None):
"""
Get the types of tokens that an address owns
Returns a list of token types
"""
assert proxy or hostport, 'Need proxy or hostport'
if proxy is None:
proxy = connect_hostport(hostport)
tokens_schema = {
'type': 'o... | python | def get_account_tokens(address, hostport=None, proxy=None):
assert proxy or hostport, 'Need proxy or hostport'
if proxy is None:
proxy = connect_hostport(hostport)
tokens_schema = {
'type': 'object',
'properties': {
'token_types': {
'type': 'array',
... | [
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244,576 | blockstack/blockstack-core | blockstack/lib/client.py | get_account_balance | def get_account_balance(address, token_type, hostport=None, proxy=None):
"""
Get the balance of an account for a particular token
Returns an int
"""
assert proxy or hostport, 'Need proxy or hostport'
if proxy is None:
proxy = connect_hostport(hostport)
balance_schema = {
'ty... | python | def get_account_balance(address, token_type, hostport=None, proxy=None):
assert proxy or hostport, 'Need proxy or hostport'
if proxy is None:
proxy = connect_hostport(hostport)
balance_schema = {
'type': 'object',
'properties': {
'balance': {
'type': 'int... | [
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244,577 | blockstack/blockstack-core | blockstack/lib/client.py | get_name_DID | def get_name_DID(name, proxy=None, hostport=None):
"""
Get the DID for a name or subdomain
Return the DID string on success
Return None if not found
"""
assert proxy or hostport, 'Need proxy or hostport'
if proxy is None:
proxy = connect_hostport(hostport)
did_schema = {
... | python | def get_name_DID(name, proxy=None, hostport=None):
assert proxy or hostport, 'Need proxy or hostport'
if proxy is None:
proxy = connect_hostport(hostport)
did_schema = {
'type': 'object',
'properties': {
'did': {
'type': 'string'
}
},
... | [
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244,578 | blockstack/blockstack-core | blockstack/lib/client.py | get_JWT | def get_JWT(url, address=None):
"""
Given a URL, fetch and decode the JWT it points to.
If address is given, then authenticate the JWT with the address.
Return None if we could not fetch it, or unable to authenticate it.
NOTE: the URL must be usable by the requests library
"""
jwt_txt = No... | python | def get_JWT(url, address=None):
jwt_txt = None
jwt = None
log.debug("Try {}".format(url))
# special case: handle file://
urlinfo = urllib2.urlparse.urlparse(url)
if urlinfo.scheme == 'file':
# points to a path on disk
try:
with open(urlinfo.path, 'r') as f:
... | [
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244,579 | blockstack/blockstack-core | blockstack/lib/client.py | decode_name_zonefile | def decode_name_zonefile(name, zonefile_txt):
"""
Decode a zone file for a name.
Must be either a well-formed DNS zone file, or a legacy Onename profile.
Return None on error
"""
user_zonefile = None
try:
# by default, it's a zonefile-formatted text file
user_zonefile_defaul... | python | def decode_name_zonefile(name, zonefile_txt):
user_zonefile = None
try:
# by default, it's a zonefile-formatted text file
user_zonefile_defaultdict = blockstack_zones.parse_zone_file(zonefile_txt)
# force dict
user_zonefile = dict(user_zonefile_defaultdict)
except (IndexErr... | [
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244,580 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler._send_headers | def _send_headers(self, status_code=200, content_type='application/json', more_headers={}):
"""
Generate and reply headers
"""
self.send_response(status_code)
self.send_header('content-type', content_type)
self.send_header('Access-Control-Allow-Origin', '*') # CORS
... | python | def _send_headers(self, status_code=200, content_type='application/json', more_headers={}):
self.send_response(status_code)
self.send_header('content-type', content_type)
self.send_header('Access-Control-Allow-Origin', '*') # CORS
for (hdr, val) in more_headers.items():
se... | [
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244,581 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler._reply_json | def _reply_json(self, json_payload, status_code=200):
"""
Return a JSON-serializable data structure
"""
self._send_headers(status_code=status_code)
json_str = json.dumps(json_payload)
self.wfile.write(json_str) | python | def _reply_json(self, json_payload, status_code=200):
self._send_headers(status_code=status_code)
json_str = json.dumps(json_payload)
self.wfile.write(json_str) | [
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244,582 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler._read_json | def _read_json(self, schema=None, maxlen=JSONRPC_MAX_SIZE):
"""
Read a JSON payload from the requester
Return the parsed payload on success
Return None on error
"""
# JSON post?
request_type = self.headers.get('content-type', None)
client_address_str = "{}... | python | def _read_json(self, schema=None, maxlen=JSONRPC_MAX_SIZE):
# JSON post?
request_type = self.headers.get('content-type', None)
client_address_str = "{}:{}".format(self.client_address[0], self.client_address[1])
if request_type != 'application/json':
log.error("Invalid reques... | [
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244,583 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.parse_qs | def parse_qs(self, qs):
"""
Parse query string, but enforce one instance of each variable.
Return a dict with the variables on success
Return None on parse error
"""
qs_state = urllib2.urlparse.parse_qs(qs)
ret = {}
for qs_var, qs_value_list in qs_state.it... | python | def parse_qs(self, qs):
qs_state = urllib2.urlparse.parse_qs(qs)
ret = {}
for qs_var, qs_value_list in qs_state.items():
if len(qs_value_list) > 1:
return None
ret[qs_var] = qs_value_list[0]
return ret | [
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Return a dict with the variables on success
Return None on parse error | [
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244,584 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.get_path_and_qs | def get_path_and_qs(self):
"""
Parse and obtain the path and query values.
We don't care about fragments.
Return {'path': ..., 'qs_values': ...} on success
Return {'error': ...} on error
"""
path_parts = self.path.split("?", 1)
if len(path_parts) > 1:
... | python | def get_path_and_qs(self):
path_parts = self.path.split("?", 1)
if len(path_parts) > 1:
qs = path_parts[1].split("#", 1)[0]
else:
qs = ""
path = path_parts[0].split("#", 1)[0]
path = posixpath.normpath(urllib.unquote(path))
qs_values = self.pars... | [
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244,585 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.OPTIONS_preflight | def OPTIONS_preflight( self, path_info ):
"""
Give back CORS preflight check headers
"""
self.send_response(200)
self.send_header('Access-Control-Allow-Origin', '*') # CORS
self.send_header('Access-Control-Allow-Methods', 'GET, PUT, POST, DELETE')
self.send_hea... | python | def OPTIONS_preflight( self, path_info ):
self.send_response(200)
self.send_header('Access-Control-Allow-Origin', '*') # CORS
self.send_header('Access-Control-Allow-Methods', 'GET, PUT, POST, DELETE')
self.send_header('Access-Control-Allow-Headers', 'content-type, authorization, range... | [
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244,586 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_names_owned_by_address | def GET_names_owned_by_address( self, path_info, blockchain, address ):
"""
Get all names owned by an address
Returns the list on success
Return 404 on unsupported blockchain
Return 502 on failure to get names for any non-specified reason
"""
if not check_address(... | python | def GET_names_owned_by_address( self, path_info, blockchain, address ):
if not check_address(address):
return self._reply_json({'error': 'Invalid address'}, status_code=400)
if blockchain != 'bitcoin':
return self._reply_json({'error': 'Unsupported blockchain'}, status_code=404)... | [
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244,587 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_account_record | def GET_account_record(self, path_info, account_addr, token_type):
"""
Get the state of a particular token account
Returns the account
"""
if not check_account_address(account_addr):
return self._reply_json({'error': 'Invalid address'}, status_code=400)
if no... | python | def GET_account_record(self, path_info, account_addr, token_type):
if not check_account_address(account_addr):
return self._reply_json({'error': 'Invalid address'}, status_code=400)
if not check_token_type(token_type):
return self._reply_json({'error': 'Invalid token type'}, sta... | [
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244,588 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_names | def GET_names( self, path_info ):
"""
Get all names in existence
If `all=true` is set, then include expired names.
Returns the list on success
Returns 400 on invalid arguments
Returns 502 on failure to get names
"""
include_expired = False
qs_val... | python | def GET_names( self, path_info ):
include_expired = False
qs_values = path_info['qs_values']
page = qs_values.get('page', None)
if page is None:
log.error("Page required")
return self._reply_json({'error': 'page= argument required'}, status_code=400)
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244,589 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_name_history | def GET_name_history(self, path_info, name):
"""
Get the history of a name or subdomain.
Requires 'page' in the query string
return the history on success
return 400 on invalid start_block or end_block
return 502 on failure to query blockstack server
"""
i... | python | def GET_name_history(self, path_info, name):
if not check_name(name) and not check_subdomain(name):
return self._reply_json({'error': 'Invalid name or subdomain'}, status_code=400)
qs_values = path_info['qs_values']
page = qs_values.get('page', None)
if page is None:
... | [
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244,590 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_name_zonefile_by_hash | def GET_name_zonefile_by_hash( self, path_info, name, zonefile_hash ):
"""
Get a historic zonefile for a name
With `raw=1` on the query string, return the raw zone file
Reply 200 with {'zonefile': zonefile} on success
Reply 204 with {'error': ...} if the zone file is non-standar... | python | def GET_name_zonefile_by_hash( self, path_info, name, zonefile_hash ):
if not check_name(name) and not check_subdomain(name):
return self._reply_json({'error': 'Invalid name or subdomain'}, status_code=400)
if not check_string(zonefile_hash, pattern=OP_ZONEFILE_HASH_PATTERN):
... | [
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Reply 404 on not found
Reply 502 on failure to fetch data | [
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244,591 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_namespaces | def GET_namespaces( self, path_info ):
"""
Get the list of all namespaces
Reply all existing namespaces
Reply 502 if we can't reach the server for whatever reason
"""
qs_values = path_info['qs_values']
offset = qs_values.get('offset', None)
count = qs_valu... | python | def GET_namespaces( self, path_info ):
qs_values = path_info['qs_values']
offset = qs_values.get('offset', None)
count = qs_values.get('count', None)
blockstackd_url = get_blockstackd_url()
namespaces = blockstackd_client.get_all_namespaces(offset=offset, count=count, hostport=b... | [
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244,592 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_namespace_info | def GET_namespace_info( self, path_info, namespace_id ):
"""
Look up a namespace's info
Reply information about a namespace
Reply 404 if the namespace doesn't exist
Reply 502 for any error in talking to the blocksatck server
"""
if not check_namespace(namespace_id... | python | def GET_namespace_info( self, path_info, namespace_id ):
if not check_namespace(namespace_id):
return self._reply_json({'error': 'Invalid namespace'}, status_code=400)
blockstackd_url = get_blockstackd_url()
namespace_rec = blockstackd_client.get_namespace_record(namespace_id, hostp... | [
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244,593 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_namespace_num_names | def GET_namespace_num_names(self, path_info, namespace_id):
"""
Get the number of names in a namespace
Reply the number on success
Reply 404 if the namespace does not exist
Reply 502 on failure to talk to the blockstack server
"""
if not check_namespace(namespace_... | python | def GET_namespace_num_names(self, path_info, namespace_id):
if not check_namespace(namespace_id):
return self._reply_json({'error': 'Invalid namespace'}, status_code=400)
blockstackd_url = get_blockstackd_url()
name_count = blockstackd_client.get_num_names_in_namespace(namespace_id,... | [
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244,594 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_namespace_names | def GET_namespace_names( self, path_info, namespace_id ):
"""
Get the list of names in a namespace
Reply the list of names in a namespace
Reply 404 if the namespace doesn't exist
Reply 502 for any error in talking to the blockstack server
"""
if not check_namespac... | python | def GET_namespace_names( self, path_info, namespace_id ):
if not check_namespace(namespace_id):
return self._reply_json({'error': 'Invalid namespace'}, status_code=400)
qs_values = path_info['qs_values']
page = qs_values.get('page', None)
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log.err... | [
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244,595 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_blockchain_ops | def GET_blockchain_ops( self, path_info, blockchain_name, blockheight ):
"""
Get the name's historic name operations
Reply the list of nameops at the given block height
Reply 404 for blockchains other than those supported
Reply 502 for any error we have in talking to the blocksta... | python | def GET_blockchain_ops( self, path_info, blockchain_name, blockheight ):
try:
blockheight = int(blockheight)
assert check_block(blockheight)
except:
return self._reply_json({'error': 'Invalid block'}, status_code=400)
if blockchain_name != 'bitcoin':
... | [
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244,596 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler.GET_blockchain_name_record | def GET_blockchain_name_record( self, path_info, blockchain_name, name ):
"""
Get the name's blockchain record in full
Reply the raw blockchain record on success
Reply 404 if the name is not found
Reply 502 if we have an error talking to the server
"""
if not chec... | python | def GET_blockchain_name_record( self, path_info, blockchain_name, name ):
if not check_name(name) and not check_subdomain(name):
return self._reply_json({'error': 'Invalid name or subdomain'}, status_code=400)
if blockchain_name != 'bitcoin':
# not supported
self._re... | [
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"to"... | 1dcfdd39b152d29ce13e736a6a1a0981401a0505 | https://github.com/blockstack/blockstack-core/blob/1dcfdd39b152d29ce13e736a6a1a0981401a0505/blockstack/lib/rpc.py#L1108-L1130 |
244,597 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpointHandler._get_balance | def _get_balance( self, get_address, min_confs ):
"""
Works only in test mode!
Get the confirmed balance for an address
"""
bitcoind_opts = get_bitcoin_opts()
bitcoind_host = bitcoind_opts['bitcoind_server']
bitcoind_port = bitcoind_opts['bitcoind_port']
b... | python | def _get_balance( self, get_address, min_confs ):
bitcoind_opts = get_bitcoin_opts()
bitcoind_host = bitcoind_opts['bitcoind_server']
bitcoind_port = bitcoind_opts['bitcoind_port']
bitcoind_user = bitcoind_opts['bitcoind_user']
bitcoind_passwd = bitcoind_opts['bitcoind_passwd']
... | [
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Get the confirmed balance for an address | [
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244,598 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpoint.bind | def bind(self):
"""
Bind to our port
"""
log.debug("Set SO_REUSADDR")
self.socket.setsockopt( socket.SOL_SOCKET, socket.SO_REUSEADDR, 1 )
# we want daemon threads, so we join on abrupt shutdown (applies if multithreaded)
self.daemon_threads = True
... | python | def bind(self):
log.debug("Set SO_REUSADDR")
self.socket.setsockopt( socket.SOL_SOCKET, socket.SO_REUSEADDR, 1 )
# we want daemon threads, so we join on abrupt shutdown (applies if multithreaded)
self.daemon_threads = True
self.server_bind()
self.server_activat... | [
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] | 1dcfdd39b152d29ce13e736a6a1a0981401a0505 | https://github.com/blockstack/blockstack-core/blob/1dcfdd39b152d29ce13e736a6a1a0981401a0505/blockstack/lib/rpc.py#L1624-L1635 |
244,599 | blockstack/blockstack-core | blockstack/lib/rpc.py | BlockstackAPIEndpoint.overloaded | def overloaded(self, client_addr):
"""
Deflect if we have too many inbound requests
"""
overloaded_txt = 'HTTP/1.0 429 Too Many Requests\r\nServer: BaseHTTP/0.3 Python/2.7.14+\r\nContent-type: text/plain\r\nContent-length: 17\r\n\r\nToo many requests'
if BLOCKSTACK_TEST:
... | python | def overloaded(self, client_addr):
overloaded_txt = 'HTTP/1.0 429 Too Many Requests\r\nServer: BaseHTTP/0.3 Python/2.7.14+\r\nContent-type: text/plain\r\nContent-length: 17\r\n\r\nToo many requests'
if BLOCKSTACK_TEST:
log.warn('Too many requests; deflecting {}'.format(client_addr))
... | [
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