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Merge pull request #12 from joebowen/master

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Fixes for the VPCS path setting and base_script_file setting
This commit is contained in:
Jeremy Grossmann 2014-05-16 13:32:59 -06:00
commit 0f8d1bc6da
3 changed files with 60 additions and 32 deletions
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39
gns3server/modules/vpcs/__init__.py
View File

@ -275,6 +275,9 @@ class VPCS(IModule):
name = None name = None
if "name" in request: if "name" in request:
name = request["name"] name = request["name"]
base_script_file = None
if "base_script_file" in request:
base_script_file = request["base_script_file"]
vpcs_path = request["path"] vpcs_path = request["path"]
try: try:
@ -285,7 +288,23 @@ class VPCS(IModule):
except OSError as e: except OSError as e:
raise VPCSError("Could not create working directory {}".format(e)) raise VPCSError("Could not create working directory {}".format(e))
vpcs_instance = VPCSDevice(vpcs_path, self._working_dir, host=self._host, name=name) # a new base-script-file has been pushed
if "base_script_file_base64" in request:
config = base64.decodestring(request["base_script_file_base64"].encode("utf-8")).decode("utf-8")
config = "!\n" + config.replace("\r", "")
#config = config.replace('%h', vpcs_instance.name)
config_path = os.path.join(self._working_dir, "base-script-file")
try:
with open(config_path, "w") as f:
log.info("saving base-script-file to {}".format(config_path))
f.write(config)
except OSError as e:
raise VPCSError("Could not save the configuration {}: {}".format(config_path, e))
# update the request with the new local base-script-file path
request["base_script_file"] = os.path.basename(config_path)
vpcs_instance = VPCSDevice(vpcs_path, config_path, self._working_dir, host=self._host, name=name)
# find a console port # find a console port
if self._current_console_port > self._console_end_port_range: if self._current_console_port > self._console_end_port_range:
self._current_console_port = self._console_start_port_range self._current_console_port = self._console_start_port_range
@ -348,7 +367,7 @@ class VPCS(IModule):
Optional request parameters: Optional request parameters:
- any setting to update - any setting to update
- script_file_base64 (script-file base64 encoded) - base_script_file_base64 (script-file base64 encoded)
Response parameters: Response parameters:
- updated settings - updated settings
@ -367,25 +386,25 @@ class VPCS(IModule):
response = {} response = {}
try: try:
# a new script-file has been pushed # a new base-script-file has been pushed
if "script_file_base64" in request: if "base_script_file_base64" in request:
config = base64.decodestring(request["script_file_base64"].encode("utf-8")).decode("utf-8") config = base64.decodestring(request["base_script_file_base64"].encode("utf-8")).decode("utf-8")
config = "!\n" + config.replace("\r", "") config = "!\n" + config.replace("\r", "")
config = config.replace('%h', vpcs_instance.name) config = config.replace('%h', vpcs_instance.name)
config_path = os.path.join(vpcs_instance.working_dir, "script-file") config_path = os.path.join(vpcs_instance.working_dir, "base-script-file")
try: try:
with open(config_path, "w") as f: with open(config_path, "w") as f:
log.info("saving script-file to {}".format(config_path)) log.info("saving base-script-file to {}".format(config_path))
f.write(config) f.write(config)
except OSError as e: except OSError as e:
raise VPCSError("Could not save the configuration {}: {}".format(config_path, e)) raise VPCSError("Could not save the configuration {}: {}".format(config_path, e))
# update the request with the new local script-file path # update the request with the new local base-script-file path
request["script_file"] = os.path.basename(config_path) request["base_script_file"] = os.path.basename(config_path)
except VPCSError as e: except VPCSError as e:
self.send_custom_error(str(e)) self.send_custom_error(str(e))
return return
# update the VPCS settings # update the VPCS settings
for name, value in request.items(): for name, value in request.items():
if hasattr(vpcs_instance, name) and getattr(vpcs_instance, name) != value: if hasattr(vpcs_instance, name) and getattr(vpcs_instance, name) != value:

19
gns3server/modules/vpcs/schemas.py
View File

@ -30,7 +30,16 @@ VPCS_CREATE_SCHEMA = {
"description": "path to the VPCS executable", "description": "path to the VPCS executable",
"type": "string", "type": "string",
"minLength": 1, "minLength": 1,
} },
"base_script_file": {
"description": "path to the VPCS startup configuration file",
"type": "string",
"minLength": 1,
},
"base_script_file_base64": {
"description": "startup script file base64 encoded",
"type": "string"
},
}, },
"required": ["path"] "required": ["path"]
} }
@ -67,13 +76,13 @@ VPCS_UPDATE_SCHEMA = {
"type": "string", "type": "string",
"minLength": 1, "minLength": 1,
}, },
"script_file": { "base_script_file": {
"description": "path to the VPCS startup configuration file", "description": "path to the VPCS startup script file file",
"type": "string", "type": "string",
"minLength": 1, "minLength": 1,
}, },
"script_file_base64": { "base_script_file_base64": {
"description": "startup configuration base64 encoded", "description": "startup script file base64 encoded",
"type": "string" "type": "string"
}, },
}, },

34
gns3server/modules/vpcs/vpcs_device.py
View File

@ -45,13 +45,13 @@ class VPCSDevice(object):
_instances = [] _instances = []
def __init__(self, path, working_dir, host="127.0.0.1", name=None): def __init__(self, path, base_script_file, working_dir, host="127.0.0.1", name=None):
# find an instance identifier (1 <= id <= 255) # find an instance identifier (1 <= id <= 512)
# This 255 limit is due to a restriction on the number of possible # This 512 limit is due to a restriction on the number of possible
# mac addresses given in VPCS using the -m option # mac addresses given in VPCS using the -m option
self._id = 0 self._id = 0
for identifier in range(1, 256): for identifier in range(1, 513):
if identifier not in self._instances: if identifier not in self._instances:
self._id = identifier self._id = identifier
self._instances.append(self._id) self._instances.append(self._id)
@ -74,7 +74,7 @@ class VPCSDevice(object):
self._started = False self._started = False
# VPCS settings # VPCS settings
self._script_file = "" self._base_script_file = base_script_file
self._ethernet_adapters = [EthernetAdapter()] # one adapter = 1 interfaces self._ethernet_adapters = [EthernetAdapter()] # one adapter = 1 interfaces
self._slots = self._ethernet_adapters self._slots = self._ethernet_adapters
@ -93,7 +93,7 @@ class VPCSDevice(object):
vpcs_defaults = {"name": self._name, vpcs_defaults = {"name": self._name,
"path": self._path, "path": self._path,
"script_file": self._script_file, "base_script_file": self._base_script_file,
"console": self._console} "console": self._console}
return vpcs_defaults return vpcs_defaults
@ -432,29 +432,29 @@ class VPCSDevice(object):
command.extend(["-m", str(self._id)]) # The unique ID is used to set the mac address offset command.extend(["-m", str(self._id)]) # The unique ID is used to set the mac address offset
command.extend(["-i", str(1)]) # Option to start only one pc instance command.extend(["-i", str(1)]) # Option to start only one pc instance
if self._script_file: if self._base_script_file:
command.extend([self._script_file]) command.extend([self._base_script_file])
return command return command
@property @property
def script_file(self): def base_script_file(self):
""" """
Returns the script-file for this VPCS instance. Returns the script-file for this VPCS instance.
:returns: path to script-file file :returns: path to script-file file
""" """
return self._script_file return self._base_script_file
@script_file.setter @base_script_file.setter
def script_file(self, script_file): def base_script_file(self, base_script_file):
""" """
Sets the script-file for this VPCS instance. Sets the base-script-file for this VPCS instance.
:param script_file: path to script-file file :param base_script_file: path to base-script-file file
""" """
self._script_file = script_file self._base_script_file = base_script_file
log.info("VPCS {name} [id={id}]: script_file set to {config}".format(name=self._name, log.info("VPCS {name} [id={id}]: base_script_file set to {config}".format(name=self._name,
id=self._id, id=self._id,
config=self._script_file)) config=self._base_script_file))