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Rest framework (#24)

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* Add rest framework for API: First Commit

* modify some shell scripts to make variable references safer; modify some python scripts to reduce the code complexity and cyclomatic complexity of functions.

* Add REST API for some webvirtcloud functions. Instance list/delete/create, compute list/delete/create, storages-network list/retrieve. Add swagger and redoc for API interface

* update requirements

Co-authored-by: herengui <herengui@uniontech.com>
This commit is contained in:
catborise 2022-08-22 15:12:33 +03:00 • committed by GitHub
parent 92254401dc
commit cfce71ec2b
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42 changed files with 1170 additions and 348 deletions
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42
vrtManager/util.py
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@ -9,10 +9,7 @@ import lxml.etree as etree
def is_kvm_available(xml):
kvm_domains = get_xml_path(xml, "//domain/@type='kvm'")
if kvm_domains > 0:
return True
else:
return False
return kvm_domains > 0
def randomMAC():
@ -26,40 +23,40 @@ def randomMAC():
def randomUUID():
"""Generate a random UUID."""
u = [secrets.randbelow(256) for ignore in range(0, 16)]
u[6] = (u[6] & 0x0F) | (4 << 4)
u[8] = (u[8] & 0x3F) | (2 << 6)
u = [secrets.randbelow(256) for _ in range(16)]
u[6] = u[6] & 15 | 4 << 4
u[8] = u[8] & 63 | 2 << 6
return "-".join(["%02x" * 4, "%02x" * 2, "%02x" * 2, "%02x" * 2, "%02x" * 6]) % tuple(u)
def randomPasswd(length=12, alphabet=string.ascii_letters + string.digits):
"""Generate a random password"""
return "".join([secrets.choice(alphabet) for i in range(length)])
return "".join([secrets.choice(alphabet) for _ in range(length)])
def get_max_vcpus(conn, type=None):
def get_max_vcpus(conn, guest_type=None):
"""@param conn: libvirt connection to poll for max possible vcpus
@type type: optional guest type (kvm, etc.)"""
@param guest_type: optional guest type (kvm, etc.)"""
if type is None:
type = conn.getType()
guest_type = conn.getType()
try:
m = conn.getMaxVcpus(type.lower())
m = conn.getMaxVcpus(guest_type.lower())
except libvirt.libvirtError:
m = 32
return m
def xml_escape(str):
def xml_escape(xml_str):
"""Replaces chars ' " < > & with xml safe counterparts"""
if str is None:
if xml_str is None:
return None
str = str.replace("&", "&amp;")
str = str.replace("'", "&apos;")
str = str.replace('"', "&quot;")
str = str.replace("<", "&lt;")
str = str.replace(">", "&gt;")
return str
xml_str = xml_str.replace("&", "&amp;")
xml_str = xml_str.replace("'", "&apos;")
xml_str = xml_str.replace('"', "&quot;")
xml_str = xml_str.replace("<", "&lt;")
xml_str = xml_str.replace(">", "&gt;")
return xml_str
def compareMAC(p, q):
@ -108,10 +105,7 @@ def get_xpath(doc, path):
if ret is not None:
if isinstance(ret, list):
if len(ret) >= 1:
if hasattr(ret[0], "text"):
result = ret[0].text
else:
result = ret[0]
result = ret[0].text if hasattr(ret[0], "text") else ret[0]
else:
result = ret