| @@ -1,1008 +1,1008 | |||||
| 1 | ''' |
|
1 | ''' | |
| 2 | @author: Daniel Suarez |
|
2 | @author: Daniel Suarez | |
| 3 | ''' |
|
3 | ''' | |
| 4 | import os |
|
4 | import os | |
| 5 | import glob |
|
5 | import glob | |
| 6 | import ftplib |
|
6 | import ftplib | |
| 7 |
|
7 | |||
| 8 | try: |
|
8 | try: | |
| 9 | import paramiko |
|
9 | import paramiko | |
| 10 | import scp |
|
10 | import scp | |
| 11 | except: |
|
11 | except: | |
| 12 | print("You should install paramiko and scp libraries \nif you want to use SSH protocol to upload files to the server") |
|
12 | print("You should install paramiko and scp libraries \nif you want to use SSH protocol to upload files to the server") | |
| 13 |
|
13 | |||
| 14 | import time |
|
14 | import time | |
| 15 |
|
15 | |||
| 16 | import threading |
|
16 | import threading | |
| 17 | Thread = threading.Thread |
|
17 | Thread = threading.Thread | |
| 18 |
|
18 | |||
| 19 | # try: |
|
19 | # try: | |
| 20 | # from gevent import sleep |
|
20 | # from gevent import sleep | |
| 21 | # except: |
|
21 | # except: | |
| 22 | from time import sleep |
|
22 | from time import sleep | |
| 23 |
|
23 | |||
| 24 | from schainpy.model.proc.jroproc_base import ProcessingUnit, Operation |
|
24 | from schainpy.model.proc.jroproc_base import ProcessingUnit, Operation, MPDecorator | |
| 25 |
|
25 | @MPDecorator | ||
| 26 | class Remote(Thread): |
|
26 | class Remote(Thread): | |
| 27 | """ |
|
27 | """ | |
| 28 | Remote is a parent class used to define the behaviour of FTP and SSH class. These clases are |
|
28 | Remote is a parent class used to define the behaviour of FTP and SSH class. These clases are | |
| 29 | used to upload or download files remotely. |
|
29 | used to upload or download files remotely. | |
| 30 |
|
30 | |||
| 31 | Non-standard Python modules used: |
|
31 | Non-standard Python modules used: | |
| 32 | None |
|
32 | None | |
| 33 |
|
33 | |||
| 34 | Written by: |
|
34 | Written by: | |
| 35 | "Miguel Urco":mailto:miguel.urco@jro.igp.gob.pe Jun. 03, 2015 |
|
35 | "Miguel Urco":mailto:miguel.urco@jro.igp.gob.pe Jun. 03, 2015 | |
| 36 | """ |
|
36 | """ | |
| 37 |
|
37 | |||
| 38 | server = None |
|
38 | server = None | |
| 39 | username = None |
|
39 | username = None | |
| 40 | password = None |
|
40 | password = None | |
| 41 | remotefolder = None |
|
41 | remotefolder = None | |
| 42 |
|
42 | |||
| 43 | period = 60 |
|
43 | period = 60 | |
| 44 | fileList = [] |
|
44 | fileList = [] | |
| 45 | bussy = False |
|
45 | bussy = False | |
| 46 |
|
46 | |||
| 47 | def __init__(self, server, username, password, remotefolder, period=60): |
|
47 | def __init__(self, server, username, password, remotefolder, period=60): | |
| 48 |
|
48 | |||
| 49 | Thread.__init__(self) |
|
49 | Thread.__init__(self) | |
| 50 |
|
50 | |||
| 51 | self.setDaemon(True) |
|
51 | self.setDaemon(True) | |
| 52 |
|
52 | |||
| 53 | self.status = 0 |
|
53 | self.status = 0 | |
| 54 |
|
54 | |||
| 55 | self.__server = server |
|
55 | self.__server = server | |
| 56 | self.__username = username |
|
56 | self.__username = username | |
| 57 | self.__password = password |
|
57 | self.__password = password | |
| 58 | self.__remotefolder = remotefolder |
|
58 | self.__remotefolder = remotefolder | |
| 59 |
|
59 | |||
| 60 | self.period = period |
|
60 | self.period = period | |
| 61 |
|
61 | |||
| 62 | self.fileList = [] |
|
62 | self.fileList = [] | |
| 63 | self.bussy = False |
|
63 | self.bussy = False | |
| 64 |
|
64 | |||
| 65 | self.stopFlag = False |
|
65 | self.stopFlag = False | |
| 66 |
|
66 | |||
| 67 | print("[Remote Server] Opening server: %s" %self.__server) |
|
67 | print("[Remote Server] Opening server: %s" %self.__server) | |
| 68 | if self.open(self.__server, self.__username, self.__password, self.__remotefolder): |
|
68 | if self.open(self.__server, self.__username, self.__password, self.__remotefolder): | |
| 69 | print("[Remote Server] %s server was opened successfully" %self.__server) |
|
69 | print("[Remote Server] %s server was opened successfully" %self.__server) | |
| 70 |
|
70 | |||
| 71 | self.close() |
|
71 | self.close() | |
| 72 |
|
72 | |||
| 73 | self.mutex = threading.Lock() |
|
73 | self.mutex = threading.Lock() | |
| 74 |
|
74 | |||
| 75 | def stop(self): |
|
75 | def stop(self): | |
| 76 |
|
76 | |||
| 77 | self.stopFlag = True |
|
77 | self.stopFlag = True | |
| 78 | self.join(10) |
|
78 | self.join(10) | |
| 79 |
|
79 | |||
| 80 | def open(self): |
|
80 | def open(self): | |
| 81 | """ |
|
81 | """ | |
| 82 | Connect to server and create a connection class (FTP or SSH) to remote server. |
|
82 | Connect to server and create a connection class (FTP or SSH) to remote server. | |
| 83 | """ |
|
83 | """ | |
| 84 | raise NotImplementedError("Implement this method in child class") |
|
84 | raise NotImplementedError("Implement this method in child class") | |
| 85 |
|
85 | |||
| 86 | def close(self): |
|
86 | def close(self): | |
| 87 | """ |
|
87 | """ | |
| 88 | Close connection to server |
|
88 | Close connection to server | |
| 89 | """ |
|
89 | """ | |
| 90 | raise NotImplementedError("Implement this method in child class") |
|
90 | raise NotImplementedError("Implement this method in child class") | |
| 91 |
|
91 | |||
| 92 | def mkdir(self, remotefolder): |
|
92 | def mkdir(self, remotefolder): | |
| 93 | """ |
|
93 | """ | |
| 94 | Create a folder remotely |
|
94 | Create a folder remotely | |
| 95 | """ |
|
95 | """ | |
| 96 | raise NotImplementedError("Implement this method in child class") |
|
96 | raise NotImplementedError("Implement this method in child class") | |
| 97 |
|
97 | |||
| 98 | def cd(self, remotefolder): |
|
98 | def cd(self, remotefolder): | |
| 99 | """ |
|
99 | """ | |
| 100 | Change working directory in remote server |
|
100 | Change working directory in remote server | |
| 101 | """ |
|
101 | """ | |
| 102 | raise NotImplementedError("Implement this method in child class") |
|
102 | raise NotImplementedError("Implement this method in child class") | |
| 103 |
|
103 | |||
| 104 | def download(self, filename, localfolder=None): |
|
104 | def download(self, filename, localfolder=None): | |
| 105 | """ |
|
105 | """ | |
| 106 | Download a file from server to local host |
|
106 | Download a file from server to local host | |
| 107 | """ |
|
107 | """ | |
| 108 | raise NotImplementedError("Implement this method in child class") |
|
108 | raise NotImplementedError("Implement this method in child class") | |
| 109 |
|
109 | |||
| 110 | def sendFile(self, fullfilename): |
|
110 | def sendFile(self, fullfilename): | |
| 111 | """ |
|
111 | """ | |
| 112 | sendFile method is used to upload a local file to the current directory in remote server |
|
112 | sendFile method is used to upload a local file to the current directory in remote server | |
| 113 |
|
113 | |||
| 114 | Inputs: |
|
114 | Inputs: | |
| 115 | fullfilename - full path name of local file to store in remote directory |
|
115 | fullfilename - full path name of local file to store in remote directory | |
| 116 |
|
116 | |||
| 117 | Returns: |
|
117 | Returns: | |
| 118 | 0 in error case else 1 |
|
118 | 0 in error case else 1 | |
| 119 | """ |
|
119 | """ | |
| 120 | raise NotImplementedError("Implement this method in child class") |
|
120 | raise NotImplementedError("Implement this method in child class") | |
| 121 |
|
121 | |||
| 122 | def upload(self, fullfilename, remotefolder=None): |
|
122 | def upload(self, fullfilename, remotefolder=None): | |
| 123 | """ |
|
123 | """ | |
| 124 | upload method is used to upload a local file to remote directory. This method changes |
|
124 | upload method is used to upload a local file to remote directory. This method changes | |
| 125 | working directory before sending a file. |
|
125 | working directory before sending a file. | |
| 126 |
|
126 | |||
| 127 | Inputs: |
|
127 | Inputs: | |
| 128 | fullfilename - full path name of local file to store in remote directory |
|
128 | fullfilename - full path name of local file to store in remote directory | |
| 129 |
|
129 | |||
| 130 | remotefolder - remote directory |
|
130 | remotefolder - remote directory | |
| 131 |
|
131 | |||
| 132 | Returns: |
|
132 | Returns: | |
| 133 | 0 in error case else 1 |
|
133 | 0 in error case else 1 | |
| 134 | """ |
|
134 | """ | |
| 135 | print("[Remote Server] Uploading %s to %s:%s" %(fullfilename, self.server, self.remotefolder)) |
|
135 | print("[Remote Server] Uploading %s to %s:%s" %(fullfilename, self.server, self.remotefolder)) | |
| 136 |
|
136 | |||
| 137 | if not self.status: |
|
137 | if not self.status: | |
| 138 | return 0 |
|
138 | return 0 | |
| 139 |
|
139 | |||
| 140 | if remotefolder == None: |
|
140 | if remotefolder == None: | |
| 141 | remotefolder = self.remotefolder |
|
141 | remotefolder = self.remotefolder | |
| 142 |
|
142 | |||
| 143 | if not self.cd(remotefolder): |
|
143 | if not self.cd(remotefolder): | |
| 144 | return 0 |
|
144 | return 0 | |
| 145 |
|
145 | |||
| 146 | if not self.sendFile(fullfilename): |
|
146 | if not self.sendFile(fullfilename): | |
| 147 | print("[Remote Server] Error uploading file %s" %fullfilename) |
|
147 | print("[Remote Server] Error uploading file %s" %fullfilename) | |
| 148 | return 0 |
|
148 | return 0 | |
| 149 |
|
149 | |||
| 150 | print("[Remote Server] upload finished successfully") |
|
150 | print("[Remote Server] upload finished successfully") | |
| 151 |
|
151 | |||
| 152 | return 1 |
|
152 | return 1 | |
| 153 |
|
153 | |||
| 154 | def delete(self, filename): |
|
154 | def delete(self, filename): | |
| 155 | """ |
|
155 | """ | |
| 156 | Remove a file from remote server |
|
156 | Remove a file from remote server | |
| 157 | """ |
|
157 | """ | |
| 158 | pass |
|
158 | pass | |
| 159 |
|
159 | |||
| 160 | def updateFileList(self, fileList): |
|
160 | def updateFileList(self, fileList): | |
| 161 | """ |
|
161 | """ | |
| 162 | Remove a file from remote server |
|
162 | Remove a file from remote server | |
| 163 | """ |
|
163 | """ | |
| 164 |
|
164 | |||
| 165 | if fileList == self.fileList: |
|
165 | if fileList == self.fileList: | |
| 166 | return 0 |
|
166 | return 0 | |
| 167 |
|
167 | |||
| 168 | self.mutex.acquire() |
|
168 | self.mutex.acquire() | |
| 169 | # init = time.time() |
|
169 | # init = time.time() | |
| 170 | # |
|
170 | # | |
| 171 | # while(self.bussy): |
|
171 | # while(self.bussy): | |
| 172 | # sleep(0.1) |
|
172 | # sleep(0.1) | |
| 173 | # if time.time() - init > 2*self.period: |
|
173 | # if time.time() - init > 2*self.period: | |
| 174 | # return 0 |
|
174 | # return 0 | |
| 175 |
|
175 | |||
| 176 | self.fileList = fileList |
|
176 | self.fileList = fileList | |
| 177 | self.mutex.release() |
|
177 | self.mutex.release() | |
| 178 | return 1 |
|
178 | return 1 | |
| 179 |
|
179 | |||
| 180 | def run(self): |
|
180 | def run(self): | |
| 181 |
|
181 | |||
| 182 | if not self.status: |
|
182 | if not self.status: | |
| 183 | print("Finishing FTP service") |
|
183 | print("Finishing FTP service") | |
| 184 | return |
|
184 | return | |
| 185 |
|
185 | |||
| 186 | if not self.cd(self.remotefolder): |
|
186 | if not self.cd(self.remotefolder): | |
| 187 | raise ValueError("Could not access to the new remote directory: %s" %self.remotefolder) |
|
187 | raise ValueError("Could not access to the new remote directory: %s" %self.remotefolder) | |
| 188 |
|
188 | |||
| 189 | while True: |
|
189 | while True: | |
| 190 |
|
190 | |||
| 191 | for i in range(self.period): |
|
191 | for i in range(self.period): | |
| 192 | if self.stopFlag: |
|
192 | if self.stopFlag: | |
| 193 | break |
|
193 | break | |
| 194 | sleep(1) |
|
194 | sleep(1) | |
| 195 |
|
195 | |||
| 196 | if self.stopFlag: |
|
196 | if self.stopFlag: | |
| 197 | break |
|
197 | break | |
| 198 |
|
198 | |||
| 199 | # self.bussy = True |
|
199 | # self.bussy = True | |
| 200 | self.mutex.acquire() |
|
200 | self.mutex.acquire() | |
| 201 |
|
201 | |||
| 202 | print("[Remote Server] Opening %s" %self.__server) |
|
202 | print("[Remote Server] Opening %s" %self.__server) | |
| 203 | if not self.open(self.__server, self.__username, self.__password, self.__remotefolder): |
|
203 | if not self.open(self.__server, self.__username, self.__password, self.__remotefolder): | |
| 204 | self.mutex.release() |
|
204 | self.mutex.release() | |
| 205 | continue |
|
205 | continue | |
| 206 |
|
206 | |||
| 207 | for thisFile in self.fileList: |
|
207 | for thisFile in self.fileList: | |
| 208 | self.upload(thisFile, self.remotefolder) |
|
208 | self.upload(thisFile, self.remotefolder) | |
| 209 |
|
209 | |||
| 210 | print("[Remote Server] Closing %s" %self.__server) |
|
210 | print("[Remote Server] Closing %s" %self.__server) | |
| 211 | self.close() |
|
211 | self.close() | |
| 212 |
|
212 | |||
| 213 | self.mutex.release() |
|
213 | self.mutex.release() | |
| 214 | # self.bussy = False |
|
214 | # self.bussy = False | |
| 215 |
|
215 | |||
| 216 | print("[Remote Server] Thread stopped successfully") |
|
216 | print("[Remote Server] Thread stopped successfully") | |
| 217 |
|
217 | |||
| 218 | class FTPClient(Remote): |
|
218 | class FTPClient(Remote): | |
| 219 |
|
219 | |||
| 220 | __ftpClientObj = None |
|
220 | __ftpClientObj = None | |
| 221 |
|
221 | |||
| 222 | def __init__(self, server, username, password, remotefolder, period=60): |
|
222 | def __init__(self, server, username, password, remotefolder, period=60): | |
| 223 | """ |
|
223 | """ | |
| 224 | """ |
|
224 | """ | |
| 225 | Remote.__init__(self, server, username, password, remotefolder, period) |
|
225 | Remote.__init__(self, server, username, password, remotefolder, period) | |
| 226 |
|
226 | |||
| 227 | def open(self, server, username, password, remotefolder): |
|
227 | def open(self, server, username, password, remotefolder): | |
| 228 |
|
228 | |||
| 229 | """ |
|
229 | """ | |
| 230 | This method is used to set FTP parameters and establish a connection to remote server |
|
230 | This method is used to set FTP parameters and establish a connection to remote server | |
| 231 |
|
231 | |||
| 232 | Inputs: |
|
232 | Inputs: | |
| 233 | server - remote server IP Address |
|
233 | server - remote server IP Address | |
| 234 |
|
234 | |||
| 235 | username - remote server Username |
|
235 | username - remote server Username | |
| 236 |
|
236 | |||
| 237 | password - remote server password |
|
237 | password - remote server password | |
| 238 |
|
238 | |||
| 239 | remotefolder - remote server current working directory |
|
239 | remotefolder - remote server current working directory | |
| 240 |
|
240 | |||
| 241 | Return: |
|
241 | Return: | |
| 242 | Boolean - Returns 1 if a connection has been established, 0 otherwise |
|
242 | Boolean - Returns 1 if a connection has been established, 0 otherwise | |
| 243 |
|
243 | |||
| 244 | Affects: |
|
244 | Affects: | |
| 245 | self.status - in case of error or fail connection this parameter is set to 0 else 1 |
|
245 | self.status - in case of error or fail connection this parameter is set to 0 else 1 | |
| 246 |
|
246 | |||
| 247 | """ |
|
247 | """ | |
| 248 |
|
248 | |||
| 249 | if server == None: |
|
249 | if server == None: | |
| 250 | raise ValueError("FTP server should be defined") |
|
250 | raise ValueError("FTP server should be defined") | |
| 251 |
|
251 | |||
| 252 | if username == None: |
|
252 | if username == None: | |
| 253 | raise ValueError("FTP username should be defined") |
|
253 | raise ValueError("FTP username should be defined") | |
| 254 |
|
254 | |||
| 255 | if password == None: |
|
255 | if password == None: | |
| 256 | raise ValueError("FTP password should be defined") |
|
256 | raise ValueError("FTP password should be defined") | |
| 257 |
|
257 | |||
| 258 | if remotefolder == None: |
|
258 | if remotefolder == None: | |
| 259 | raise ValueError("FTP remote folder should be defined") |
|
259 | raise ValueError("FTP remote folder should be defined") | |
| 260 |
|
260 | |||
| 261 | try: |
|
261 | try: | |
| 262 | ftpClientObj = ftplib.FTP(server) |
|
262 | ftpClientObj = ftplib.FTP(server) | |
| 263 | except ftplib.all_errors as e: |
|
263 | except ftplib.all_errors as e: | |
| 264 | print("[FTP Server]: FTP server connection fail: %s" %server) |
|
264 | print("[FTP Server]: FTP server connection fail: %s" %server) | |
| 265 | print("[FTP Server]:", e) |
|
265 | print("[FTP Server]:", e) | |
| 266 | self.status = 0 |
|
266 | self.status = 0 | |
| 267 | return 0 |
|
267 | return 0 | |
| 268 |
|
268 | |||
| 269 | try: |
|
269 | try: | |
| 270 | ftpClientObj.login(username, password) |
|
270 | ftpClientObj.login(username, password) | |
| 271 | except ftplib.all_errors: |
|
271 | except ftplib.all_errors: | |
| 272 | print("[FTP Server]: FTP username or password are incorrect") |
|
272 | print("[FTP Server]: FTP username or password are incorrect") | |
| 273 | self.status = 0 |
|
273 | self.status = 0 | |
| 274 | return 0 |
|
274 | return 0 | |
| 275 |
|
275 | |||
| 276 | if remotefolder == None: |
|
276 | if remotefolder == None: | |
| 277 | remotefolder = ftpClientObj.pwd() |
|
277 | remotefolder = ftpClientObj.pwd() | |
| 278 | else: |
|
278 | else: | |
| 279 | try: |
|
279 | try: | |
| 280 | ftpClientObj.cwd(remotefolder) |
|
280 | ftpClientObj.cwd(remotefolder) | |
| 281 | except ftplib.all_errors: |
|
281 | except ftplib.all_errors: | |
| 282 | print("[FTP Server]: FTP remote folder is invalid: %s" %remotefolder) |
|
282 | print("[FTP Server]: FTP remote folder is invalid: %s" %remotefolder) | |
| 283 | remotefolder = ftpClientObj.pwd() |
|
283 | remotefolder = ftpClientObj.pwd() | |
| 284 |
|
284 | |||
| 285 | self.server = server |
|
285 | self.server = server | |
| 286 | self.username = username |
|
286 | self.username = username | |
| 287 | self.password = password |
|
287 | self.password = password | |
| 288 | self.remotefolder = remotefolder |
|
288 | self.remotefolder = remotefolder | |
| 289 | self.__ftpClientObj = ftpClientObj |
|
289 | self.__ftpClientObj = ftpClientObj | |
| 290 | self.status = 1 |
|
290 | self.status = 1 | |
| 291 |
|
291 | |||
| 292 | return 1 |
|
292 | return 1 | |
| 293 |
|
293 | |||
| 294 | def close(self): |
|
294 | def close(self): | |
| 295 | """ |
|
295 | """ | |
| 296 | Close connection to remote server |
|
296 | Close connection to remote server | |
| 297 | """ |
|
297 | """ | |
| 298 | if not self.status: |
|
298 | if not self.status: | |
| 299 | return 0 |
|
299 | return 0 | |
| 300 |
|
300 | |||
| 301 | self.__ftpClientObj.close() |
|
301 | self.__ftpClientObj.close() | |
| 302 |
|
302 | |||
| 303 | def mkdir(self, remotefolder): |
|
303 | def mkdir(self, remotefolder): | |
| 304 | """ |
|
304 | """ | |
| 305 | mkdir is used to make a new directory in remote server |
|
305 | mkdir is used to make a new directory in remote server | |
| 306 |
|
306 | |||
| 307 | Input: |
|
307 | Input: | |
| 308 | remotefolder - directory name |
|
308 | remotefolder - directory name | |
| 309 |
|
309 | |||
| 310 | Return: |
|
310 | Return: | |
| 311 | 0 in error case else 1 |
|
311 | 0 in error case else 1 | |
| 312 | """ |
|
312 | """ | |
| 313 | if not self.status: |
|
313 | if not self.status: | |
| 314 | return 0 |
|
314 | return 0 | |
| 315 |
|
315 | |||
| 316 | try: |
|
316 | try: | |
| 317 | self.__ftpClientObj.mkd(dirname) |
|
317 | self.__ftpClientObj.mkd(dirname) | |
| 318 | except ftplib.all_errors: |
|
318 | except ftplib.all_errors: | |
| 319 | print("[FTP Server]: Error creating remote folder: %s" %remotefolder) |
|
319 | print("[FTP Server]: Error creating remote folder: %s" %remotefolder) | |
| 320 | return 0 |
|
320 | return 0 | |
| 321 |
|
321 | |||
| 322 | return 1 |
|
322 | return 1 | |
| 323 |
|
323 | |||
| 324 | def cd(self, remotefolder): |
|
324 | def cd(self, remotefolder): | |
| 325 | """ |
|
325 | """ | |
| 326 | cd is used to change remote working directory on server |
|
326 | cd is used to change remote working directory on server | |
| 327 |
|
327 | |||
| 328 | Input: |
|
328 | Input: | |
| 329 | remotefolder - current working directory |
|
329 | remotefolder - current working directory | |
| 330 |
|
330 | |||
| 331 | Affects: |
|
331 | Affects: | |
| 332 | self.remotefolder |
|
332 | self.remotefolder | |
| 333 |
|
333 | |||
| 334 | Return: |
|
334 | Return: | |
| 335 | 0 in case of error else 1 |
|
335 | 0 in case of error else 1 | |
| 336 | """ |
|
336 | """ | |
| 337 | if not self.status: |
|
337 | if not self.status: | |
| 338 | return 0 |
|
338 | return 0 | |
| 339 |
|
339 | |||
| 340 | if remotefolder == self.remotefolder: |
|
340 | if remotefolder == self.remotefolder: | |
| 341 | return 1 |
|
341 | return 1 | |
| 342 |
|
342 | |||
| 343 | try: |
|
343 | try: | |
| 344 | self.__ftpClientObj.cwd(remotefolder) |
|
344 | self.__ftpClientObj.cwd(remotefolder) | |
| 345 | except ftplib.all_errors: |
|
345 | except ftplib.all_errors: | |
| 346 | print('[FTP Server]: Error changing to %s' %remotefolder) |
|
346 | print('[FTP Server]: Error changing to %s' %remotefolder) | |
| 347 | print('[FTP Server]: Trying to create remote folder') |
|
347 | print('[FTP Server]: Trying to create remote folder') | |
| 348 |
|
348 | |||
| 349 | if not self.mkdir(remotefolder): |
|
349 | if not self.mkdir(remotefolder): | |
| 350 | print('[FTP Server]: Remote folder could not be created') |
|
350 | print('[FTP Server]: Remote folder could not be created') | |
| 351 | return 0 |
|
351 | return 0 | |
| 352 |
|
352 | |||
| 353 | try: |
|
353 | try: | |
| 354 | self.__ftpClientObj.cwd(remotefolder) |
|
354 | self.__ftpClientObj.cwd(remotefolder) | |
| 355 | except ftplib.all_errors: |
|
355 | except ftplib.all_errors: | |
| 356 | return 0 |
|
356 | return 0 | |
| 357 |
|
357 | |||
| 358 | self.remotefolder = remotefolder |
|
358 | self.remotefolder = remotefolder | |
| 359 |
|
359 | |||
| 360 | return 1 |
|
360 | return 1 | |
| 361 |
|
361 | |||
| 362 | def sendFile(self, fullfilename): |
|
362 | def sendFile(self, fullfilename): | |
| 363 |
|
363 | |||
| 364 | if not self.status: |
|
364 | if not self.status: | |
| 365 | return 0 |
|
365 | return 0 | |
| 366 |
|
366 | |||
| 367 | fp = open(fullfilename, 'rb') |
|
367 | fp = open(fullfilename, 'rb') | |
| 368 |
|
368 | |||
| 369 | filename = os.path.basename(fullfilename) |
|
369 | filename = os.path.basename(fullfilename) | |
| 370 |
|
370 | |||
| 371 | command = "STOR %s" %filename |
|
371 | command = "STOR %s" %filename | |
| 372 |
|
372 | |||
| 373 | try: |
|
373 | try: | |
| 374 | self.__ftpClientObj.storbinary(command, fp) |
|
374 | self.__ftpClientObj.storbinary(command, fp) | |
| 375 | except ftplib.all_errors as e: |
|
375 | except ftplib.all_errors as e: | |
| 376 | print("[FTP Server]:", e) |
|
376 | print("[FTP Server]:", e) | |
| 377 | return 0 |
|
377 | return 0 | |
| 378 |
|
378 | |||
| 379 | try: |
|
379 | try: | |
| 380 | self.__ftpClientObj.sendcmd('SITE CHMOD 755 ' + filename) |
|
380 | self.__ftpClientObj.sendcmd('SITE CHMOD 755 ' + filename) | |
| 381 | except ftplib.all_errors as e: |
|
381 | except ftplib.all_errors as e: | |
| 382 | print("[FTP Server]:", e) |
|
382 | print("[FTP Server]:", e) | |
| 383 |
|
383 | |||
| 384 | fp.close() |
|
384 | fp.close() | |
| 385 |
|
385 | |||
| 386 | return 1 |
|
386 | return 1 | |
| 387 |
|
387 | |||
| 388 | class SSHClient(Remote): |
|
388 | class SSHClient(Remote): | |
| 389 |
|
389 | |||
| 390 | __sshClientObj = None |
|
390 | __sshClientObj = None | |
| 391 | __scpClientObj = None |
|
391 | __scpClientObj = None | |
| 392 |
|
392 | |||
| 393 | def __init__(self, server, username, password, remotefolder, period=60): |
|
393 | def __init__(self, server, username, password, remotefolder, period=60): | |
| 394 | """ |
|
394 | """ | |
| 395 | """ |
|
395 | """ | |
| 396 | Remote.__init__(self, server, username, password, remotefolder, period) |
|
396 | Remote.__init__(self, server, username, password, remotefolder, period) | |
| 397 |
|
397 | |||
| 398 | def open(self, server, username, password, remotefolder, port=22): |
|
398 | def open(self, server, username, password, remotefolder, port=22): | |
| 399 |
|
399 | |||
| 400 | """ |
|
400 | """ | |
| 401 | This method is used to set SSH parameters and establish a connection to a remote server |
|
401 | This method is used to set SSH parameters and establish a connection to a remote server | |
| 402 |
|
402 | |||
| 403 | Inputs: |
|
403 | Inputs: | |
| 404 | server - remote server IP Address |
|
404 | server - remote server IP Address | |
| 405 |
|
405 | |||
| 406 | username - remote server Username |
|
406 | username - remote server Username | |
| 407 |
|
407 | |||
| 408 | password - remote server password |
|
408 | password - remote server password | |
| 409 |
|
409 | |||
| 410 | remotefolder - remote server current working directory |
|
410 | remotefolder - remote server current working directory | |
| 411 |
|
411 | |||
| 412 | Return: void |
|
412 | Return: void | |
| 413 |
|
413 | |||
| 414 | Affects: |
|
414 | Affects: | |
| 415 | self.status - in case of error or fail connection this parameter is set to 0 else 1 |
|
415 | self.status - in case of error or fail connection this parameter is set to 0 else 1 | |
| 416 |
|
416 | |||
| 417 | """ |
|
417 | """ | |
| 418 | import socket |
|
418 | import socket | |
| 419 |
|
419 | |||
| 420 | if server == None: |
|
420 | if server == None: | |
| 421 | raise ValueError("SSH server should be defined") |
|
421 | raise ValueError("SSH server should be defined") | |
| 422 |
|
422 | |||
| 423 | if username == None: |
|
423 | if username == None: | |
| 424 | raise ValueError("SSH username should be defined") |
|
424 | raise ValueError("SSH username should be defined") | |
| 425 |
|
425 | |||
| 426 | if password == None: |
|
426 | if password == None: | |
| 427 | raise ValueError("SSH password should be defined") |
|
427 | raise ValueError("SSH password should be defined") | |
| 428 |
|
428 | |||
| 429 | if remotefolder == None: |
|
429 | if remotefolder == None: | |
| 430 | raise ValueError("SSH remote folder should be defined") |
|
430 | raise ValueError("SSH remote folder should be defined") | |
| 431 |
|
431 | |||
| 432 | sshClientObj = paramiko.SSHClient() |
|
432 | sshClientObj = paramiko.SSHClient() | |
| 433 |
|
433 | |||
| 434 | sshClientObj.load_system_host_keys() |
|
434 | sshClientObj.load_system_host_keys() | |
| 435 | sshClientObj.set_missing_host_key_policy(paramiko.WarningPolicy()) |
|
435 | sshClientObj.set_missing_host_key_policy(paramiko.WarningPolicy()) | |
| 436 |
|
436 | |||
| 437 | self.status = 0 |
|
437 | self.status = 0 | |
| 438 | try: |
|
438 | try: | |
| 439 | sshClientObj.connect(server, username=username, password=password, port=port) |
|
439 | sshClientObj.connect(server, username=username, password=password, port=port) | |
| 440 | except paramiko.AuthenticationException as e: |
|
440 | except paramiko.AuthenticationException as e: | |
| 441 | # print "SSH username or password are incorrect: %s" |
|
441 | # print "SSH username or password are incorrect: %s" | |
| 442 | print("[SSH Server]:", e) |
|
442 | print("[SSH Server]:", e) | |
| 443 | return 0 |
|
443 | return 0 | |
| 444 | except SSHException as e: |
|
444 | except SSHException as e: | |
| 445 | print("[SSH Server]:", e) |
|
445 | print("[SSH Server]:", e) | |
| 446 | return 0 |
|
446 | return 0 | |
| 447 | except socket.error: |
|
447 | except socket.error: | |
| 448 | self.status = 0 |
|
448 | self.status = 0 | |
| 449 | print("[SSH Server]:", e) |
|
449 | print("[SSH Server]:", e) | |
| 450 | return 0 |
|
450 | return 0 | |
| 451 |
|
451 | |||
| 452 | self.status = 1 |
|
452 | self.status = 1 | |
| 453 | scpClientObj = scp.SCPClient(sshClientObj.get_transport(), socket_timeout=30) |
|
453 | scpClientObj = scp.SCPClient(sshClientObj.get_transport(), socket_timeout=30) | |
| 454 |
|
454 | |||
| 455 | if remotefolder == None: |
|
455 | if remotefolder == None: | |
| 456 | remotefolder = self.pwd() |
|
456 | remotefolder = self.pwd() | |
| 457 |
|
457 | |||
| 458 | self.server = server |
|
458 | self.server = server | |
| 459 | self.username = username |
|
459 | self.username = username | |
| 460 | self.password = password |
|
460 | self.password = password | |
| 461 | self.__sshClientObj = sshClientObj |
|
461 | self.__sshClientObj = sshClientObj | |
| 462 | self.__scpClientObj = scpClientObj |
|
462 | self.__scpClientObj = scpClientObj | |
| 463 | self.status = 1 |
|
463 | self.status = 1 | |
| 464 |
|
464 | |||
| 465 | if not self.cd(remotefolder): |
|
465 | if not self.cd(remotefolder): | |
| 466 | raise ValueError("[SSH Server]: Could not access to remote folder: %s" %remotefolder) |
|
466 | raise ValueError("[SSH Server]: Could not access to remote folder: %s" %remotefolder) | |
| 467 | return 0 |
|
467 | return 0 | |
| 468 |
|
468 | |||
| 469 | self.remotefolder = remotefolder |
|
469 | self.remotefolder = remotefolder | |
| 470 |
|
470 | |||
| 471 | return 1 |
|
471 | return 1 | |
| 472 |
|
472 | |||
| 473 | def close(self): |
|
473 | def close(self): | |
| 474 | """ |
|
474 | """ | |
| 475 | Close connection to remote server |
|
475 | Close connection to remote server | |
| 476 | """ |
|
476 | """ | |
| 477 | if not self.status: |
|
477 | if not self.status: | |
| 478 | return 0 |
|
478 | return 0 | |
| 479 |
|
479 | |||
| 480 | self.__scpClientObj.close() |
|
480 | self.__scpClientObj.close() | |
| 481 | self.__sshClientObj.close() |
|
481 | self.__sshClientObj.close() | |
| 482 |
|
482 | |||
| 483 | def __execute(self, command): |
|
483 | def __execute(self, command): | |
| 484 | """ |
|
484 | """ | |
| 485 | __execute a command on remote server |
|
485 | __execute a command on remote server | |
| 486 |
|
486 | |||
| 487 | Input: |
|
487 | Input: | |
| 488 | command - Exmaple 'ls -l' |
|
488 | command - Exmaple 'ls -l' | |
| 489 |
|
489 | |||
| 490 | Return: |
|
490 | Return: | |
| 491 | 0 in error case else 1 |
|
491 | 0 in error case else 1 | |
| 492 | """ |
|
492 | """ | |
| 493 | if not self.status: |
|
493 | if not self.status: | |
| 494 | return 0 |
|
494 | return 0 | |
| 495 |
|
495 | |||
| 496 | stdin, stdout, stderr = self.__sshClientObj.exec_command(command) |
|
496 | stdin, stdout, stderr = self.__sshClientObj.exec_command(command) | |
| 497 |
|
497 | |||
| 498 | result = stderr.readlines() |
|
498 | result = stderr.readlines() | |
| 499 | if len(result) > 1: |
|
499 | if len(result) > 1: | |
| 500 | return 0 |
|
500 | return 0 | |
| 501 |
|
501 | |||
| 502 | result = stdout.readlines() |
|
502 | result = stdout.readlines() | |
| 503 | if len(result) > 1: |
|
503 | if len(result) > 1: | |
| 504 | return result[0][:-1] |
|
504 | return result[0][:-1] | |
| 505 |
|
505 | |||
| 506 | return 1 |
|
506 | return 1 | |
| 507 |
|
507 | |||
| 508 | def mkdir(self, remotefolder): |
|
508 | def mkdir(self, remotefolder): | |
| 509 | """ |
|
509 | """ | |
| 510 | mkdir is used to make a new directory in remote server |
|
510 | mkdir is used to make a new directory in remote server | |
| 511 |
|
511 | |||
| 512 | Input: |
|
512 | Input: | |
| 513 | remotefolder - directory name |
|
513 | remotefolder - directory name | |
| 514 |
|
514 | |||
| 515 | Return: |
|
515 | Return: | |
| 516 | 0 in error case else 1 |
|
516 | 0 in error case else 1 | |
| 517 | """ |
|
517 | """ | |
| 518 |
|
518 | |||
| 519 | command = 'mkdir %s' %remotefolder |
|
519 | command = 'mkdir %s' %remotefolder | |
| 520 |
|
520 | |||
| 521 | return self.__execute(command) |
|
521 | return self.__execute(command) | |
| 522 |
|
522 | |||
| 523 | def pwd(self): |
|
523 | def pwd(self): | |
| 524 |
|
524 | |||
| 525 | command = 'pwd' |
|
525 | command = 'pwd' | |
| 526 |
|
526 | |||
| 527 | return self.__execute(command) |
|
527 | return self.__execute(command) | |
| 528 |
|
528 | |||
| 529 | def cd(self, remotefolder): |
|
529 | def cd(self, remotefolder): | |
| 530 | """ |
|
530 | """ | |
| 531 | cd is used to change remote working directory on server |
|
531 | cd is used to change remote working directory on server | |
| 532 |
|
532 | |||
| 533 | Input: |
|
533 | Input: | |
| 534 | remotefolder - current working directory |
|
534 | remotefolder - current working directory | |
| 535 |
|
535 | |||
| 536 | Affects: |
|
536 | Affects: | |
| 537 | self.remotefolder |
|
537 | self.remotefolder | |
| 538 |
|
538 | |||
| 539 | Return: |
|
539 | Return: | |
| 540 | 0 in case of error else 1 |
|
540 | 0 in case of error else 1 | |
| 541 | """ |
|
541 | """ | |
| 542 | if not self.status: |
|
542 | if not self.status: | |
| 543 | return 0 |
|
543 | return 0 | |
| 544 |
|
544 | |||
| 545 | if remotefolder == self.remotefolder: |
|
545 | if remotefolder == self.remotefolder: | |
| 546 | return 1 |
|
546 | return 1 | |
| 547 |
|
547 | |||
| 548 | chk_command = "cd %s; pwd" %remotefolder |
|
548 | chk_command = "cd %s; pwd" %remotefolder | |
| 549 | mkdir_command = "mkdir %s" %remotefolder |
|
549 | mkdir_command = "mkdir %s" %remotefolder | |
| 550 |
|
550 | |||
| 551 | if not self.__execute(chk_command): |
|
551 | if not self.__execute(chk_command): | |
| 552 | if not self.__execute(mkdir_command): |
|
552 | if not self.__execute(mkdir_command): | |
| 553 | self.remotefolder = None |
|
553 | self.remotefolder = None | |
| 554 | return 0 |
|
554 | return 0 | |
| 555 |
|
555 | |||
| 556 | self.remotefolder = remotefolder |
|
556 | self.remotefolder = remotefolder | |
| 557 |
|
557 | |||
| 558 | return 1 |
|
558 | return 1 | |
| 559 |
|
559 | |||
| 560 | def sendFile(self, fullfilename): |
|
560 | def sendFile(self, fullfilename): | |
| 561 |
|
561 | |||
| 562 | if not self.status: |
|
562 | if not self.status: | |
| 563 | return 0 |
|
563 | return 0 | |
| 564 |
|
564 | |||
| 565 | try: |
|
565 | try: | |
| 566 | self.__scpClientObj.put(fullfilename, remote_path=self.remotefolder) |
|
566 | self.__scpClientObj.put(fullfilename, remote_path=self.remotefolder) | |
| 567 | except scp.ScpError as e: |
|
567 | except scp.ScpError as e: | |
| 568 | print("[SSH Server]", str(e)) |
|
568 | print("[SSH Server]", str(e)) | |
| 569 | return 0 |
|
569 | return 0 | |
| 570 |
|
570 | |||
| 571 | remotefile = os.path.join(self.remotefolder, os.path.split(fullfilename)[-1]) |
|
571 | remotefile = os.path.join(self.remotefolder, os.path.split(fullfilename)[-1]) | |
| 572 | command = 'chmod 775 %s' %remotefile |
|
572 | command = 'chmod 775 %s' %remotefile | |
| 573 |
|
573 | |||
| 574 | return self.__execute(command) |
|
574 | return self.__execute(command) | |
| 575 |
|
575 | @MPDecorator | ||
| 576 | class SendToServer(ProcessingUnit): |
|
576 | class SendToServer(ProcessingUnit): | |
| 577 |
|
577 | |||
| 578 | def __init__(self, **kwargs): |
|
578 | def __init__(self, **kwargs): | |
| 579 |
|
579 | |||
| 580 | ProcessingUnit.__init__(self, **kwargs) |
|
580 | ProcessingUnit.__init__(self, **kwargs) | |
| 581 |
|
581 | |||
| 582 | self.isConfig = False |
|
582 | self.isConfig = False | |
| 583 | self.clientObj = None |
|
583 | self.clientObj = None | |
| 584 |
|
584 | |||
| 585 | def setup(self, server, username, password, remotefolder, localfolder, ext='.png', period=60, protocol='ftp', **kwargs): |
|
585 | def setup(self, server, username, password, remotefolder, localfolder, ext='.png', period=60, protocol='ftp', **kwargs): | |
| 586 |
|
586 | |||
| 587 | self.clientObj = None |
|
587 | self.clientObj = None | |
| 588 | self.localfolder = localfolder |
|
588 | self.localfolder = localfolder | |
| 589 | self.ext = ext |
|
589 | self.ext = ext | |
| 590 | self.period = period |
|
590 | self.period = period | |
| 591 |
|
591 | |||
| 592 | if str.lower(protocol) == 'ftp': |
|
592 | if str.lower(protocol) == 'ftp': | |
| 593 | self.clientObj = FTPClient(server, username, password, remotefolder, period) |
|
593 | self.clientObj = FTPClient(server, username, password, remotefolder, period) | |
| 594 |
|
594 | |||
| 595 | if str.lower(protocol) == 'ssh': |
|
595 | if str.lower(protocol) == 'ssh': | |
| 596 | self.clientObj = SSHClient(server, username, password, remotefolder, period) |
|
596 | self.clientObj = SSHClient(server, username, password, remotefolder, period) | |
| 597 |
|
597 | |||
| 598 | if not self.clientObj: |
|
598 | if not self.clientObj: | |
| 599 | raise ValueError("%s has been chosen as remote access protocol but it is not valid" %protocol) |
|
599 | raise ValueError("%s has been chosen as remote access protocol but it is not valid" %protocol) | |
| 600 |
|
600 | |||
| 601 | self.clientObj.start() |
|
601 | self.clientObj.start() | |
| 602 |
|
602 | print("ftp setup complete") | ||
| 603 | def findFiles(self): |
|
603 | def findFiles(self): | |
| 604 |
|
604 | |||
| 605 | if not type(self.localfolder) == list: |
|
605 | if not type(self.localfolder) == list: | |
| 606 | folderList = [self.localfolder] |
|
606 | folderList = [self.localfolder] | |
| 607 | else: |
|
607 | else: | |
| 608 | folderList = self.localfolder |
|
608 | folderList = self.localfolder | |
| 609 |
|
609 | |||
| 610 | #Remove duplicate items |
|
610 | #Remove duplicate items | |
| 611 | folderList = list(set(folderList)) |
|
611 | folderList = list(set(folderList)) | |
| 612 |
|
612 | |||
| 613 | fullfilenameList = [] |
|
613 | fullfilenameList = [] | |
| 614 |
|
614 | |||
| 615 | for thisFolder in folderList: |
|
615 | for thisFolder in folderList: | |
| 616 |
|
616 | |||
| 617 | print("[Remote Server]: Searching files on %s" %thisFolder) |
|
617 | print("[Remote Server]: Searching files on %s" %thisFolder) | |
| 618 |
|
618 | |||
| 619 | filenameList = glob.glob1(thisFolder, '*%s' %self.ext) |
|
619 | filenameList = glob.glob1(thisFolder, '*%s' %self.ext) | |
| 620 |
|
620 | |||
| 621 | if len(filenameList) < 1: |
|
621 | if len(filenameList) < 1: | |
| 622 |
|
622 | |||
| 623 | continue |
|
623 | continue | |
| 624 |
|
624 | |||
| 625 | for thisFile in filenameList: |
|
625 | for thisFile in filenameList: | |
| 626 | fullfilename = os.path.join(thisFolder, thisFile) |
|
626 | fullfilename = os.path.join(thisFolder, thisFile) | |
| 627 |
|
627 | |||
| 628 | if fullfilename in fullfilenameList: |
|
628 | if fullfilename in fullfilenameList: | |
| 629 | continue |
|
629 | continue | |
| 630 |
|
630 | |||
| 631 | #Only files modified in the last 30 minutes are considered |
|
631 | #Only files modified in the last 30 minutes are considered | |
| 632 | if os.path.getmtime(fullfilename) < time.time() - 30*60: |
|
632 | if os.path.getmtime(fullfilename) < time.time() - 30*60: | |
| 633 | continue |
|
633 | continue | |
| 634 |
|
634 | |||
| 635 | fullfilenameList.append(fullfilename) |
|
635 | fullfilenameList.append(fullfilename) | |
| 636 |
|
636 | |||
| 637 | return fullfilenameList |
|
637 | return fullfilenameList | |
| 638 |
|
638 | |||
| 639 | def run(self, **kwargs): |
|
639 | def run(self, **kwargs): | |
| 640 | if not self.isConfig: |
|
640 | if not self.isConfig: | |
| 641 | self.init = time.time() |
|
641 | self.init = time.time() | |
| 642 | self.setup(**kwargs) |
|
642 | self.setup(**kwargs) | |
| 643 | self.isConfig = True |
|
643 | self.isConfig = True | |
| 644 |
|
644 | |||
| 645 | if not self.clientObj.is_alive(): |
|
645 | if not self.clientObj.is_alive(): | |
| 646 | print("[Remote Server]: Restarting connection ") |
|
646 | print("[Remote Server]: Restarting connection ") | |
| 647 | self.setup(**kwargs) |
|
647 | self.setup(**kwargs) | |
| 648 |
|
648 | |||
| 649 | if time.time() - self.init >= self.period: |
|
649 | if time.time() - self.init >= self.period: | |
| 650 | fullfilenameList = self.findFiles() |
|
650 | fullfilenameList = self.findFiles() | |
| 651 |
|
651 | |||
| 652 | if self.clientObj.updateFileList(fullfilenameList): |
|
652 | if self.clientObj.updateFileList(fullfilenameList): | |
| 653 | print("[Remote Server]: Sending the next files ", str(fullfilenameList)) |
|
653 | print("[Remote Server]: Sending the next files ", str(fullfilenameList)) | |
| 654 | self.init = time.time() |
|
654 | self.init = time.time() | |
| 655 |
|
655 | |||
| 656 | def close(self): |
|
656 | def close(self): | |
| 657 | print("[Remote Server] Stopping thread") |
|
657 | print("[Remote Server] Stopping thread") | |
| 658 | self.clientObj.stop() |
|
658 | self.clientObj.stop() | |
| 659 |
|
659 | |||
| 660 |
|
660 | |||
| 661 | class FTP(object): |
|
661 | class FTP(object): | |
| 662 | """ |
|
662 | """ | |
| 663 | Ftp is a public class used to define custom File Transfer Protocol from "ftplib" python module |
|
663 | Ftp is a public class used to define custom File Transfer Protocol from "ftplib" python module | |
| 664 |
|
664 | |||
| 665 | Non-standard Python modules used: None |
|
665 | Non-standard Python modules used: None | |
| 666 |
|
666 | |||
| 667 | Written by "Daniel Suarez":mailto:daniel.suarez@jro.igp.gob.pe Oct. 26, 2010 |
|
667 | Written by "Daniel Suarez":mailto:daniel.suarez@jro.igp.gob.pe Oct. 26, 2010 | |
| 668 | """ |
|
668 | """ | |
| 669 |
|
669 | |||
| 670 | def __init__(self,server = None, username=None, password=None, remotefolder=None): |
|
670 | def __init__(self,server = None, username=None, password=None, remotefolder=None): | |
| 671 | """ |
|
671 | """ | |
| 672 | This method is used to setting parameters for FTP and establishing connection to remote server |
|
672 | This method is used to setting parameters for FTP and establishing connection to remote server | |
| 673 |
|
673 | |||
| 674 | Inputs: |
|
674 | Inputs: | |
| 675 | server - remote server IP Address |
|
675 | server - remote server IP Address | |
| 676 |
|
676 | |||
| 677 | username - remote server Username |
|
677 | username - remote server Username | |
| 678 |
|
678 | |||
| 679 | password - remote server password |
|
679 | password - remote server password | |
| 680 |
|
680 | |||
| 681 | remotefolder - remote server current working directory |
|
681 | remotefolder - remote server current working directory | |
| 682 |
|
682 | |||
| 683 | Return: void |
|
683 | Return: void | |
| 684 |
|
684 | |||
| 685 | Affects: |
|
685 | Affects: | |
| 686 | self.status - in Error Case or Connection Failed this parameter is set to 1 else 0 |
|
686 | self.status - in Error Case or Connection Failed this parameter is set to 1 else 0 | |
| 687 |
|
687 | |||
| 688 | self.folderList - sub-folder list of remote folder |
|
688 | self.folderList - sub-folder list of remote folder | |
| 689 |
|
689 | |||
| 690 | self.fileList - file list of remote folder |
|
690 | self.fileList - file list of remote folder | |
| 691 |
|
691 | |||
| 692 |
|
692 | |||
| 693 | """ |
|
693 | """ | |
| 694 |
|
694 | |||
| 695 | if ((server == None) and (username==None) and (password==None) and (remotefolder==None)): |
|
695 | if ((server == None) and (username==None) and (password==None) and (remotefolder==None)): | |
| 696 | server, username, password, remotefolder = self.parmsByDefault() |
|
696 | server, username, password, remotefolder = self.parmsByDefault() | |
| 697 |
|
697 | |||
| 698 | self.server = server |
|
698 | self.server = server | |
| 699 | self.username = username |
|
699 | self.username = username | |
| 700 | self.password = password |
|
700 | self.password = password | |
| 701 | self.remotefolder = remotefolder |
|
701 | self.remotefolder = remotefolder | |
| 702 | self.file = None |
|
702 | self.file = None | |
| 703 | self.ftp = None |
|
703 | self.ftp = None | |
| 704 | self.status = 0 |
|
704 | self.status = 0 | |
| 705 |
|
705 | |||
| 706 | try: |
|
706 | try: | |
| 707 | self.ftp = ftplib.FTP(self.server) |
|
707 | self.ftp = ftplib.FTP(self.server) | |
| 708 | self.ftp.login(self.username,self.password) |
|
708 | self.ftp.login(self.username,self.password) | |
| 709 | self.ftp.cwd(self.remotefolder) |
|
709 | self.ftp.cwd(self.remotefolder) | |
| 710 | # print 'Connect to FTP Server: Successfully' |
|
710 | # print 'Connect to FTP Server: Successfully' | |
| 711 |
|
711 | |||
| 712 | except ftplib.all_errors: |
|
712 | except ftplib.all_errors: | |
| 713 | print('Error FTP Service') |
|
713 | print('Error FTP Service') | |
| 714 | self.status = 1 |
|
714 | self.status = 1 | |
| 715 | return |
|
715 | return | |
| 716 |
|
716 | |||
| 717 |
|
717 | |||
| 718 |
|
718 | |||
| 719 | self.dirList = [] |
|
719 | self.dirList = [] | |
| 720 |
|
720 | |||
| 721 | try: |
|
721 | try: | |
| 722 | self.dirList = self.ftp.nlst() |
|
722 | self.dirList = self.ftp.nlst() | |
| 723 |
|
723 | |||
| 724 | except ftplib.error_perm as resp: |
|
724 | except ftplib.error_perm as resp: | |
| 725 | if str(resp) == "550 No files found": |
|
725 | if str(resp) == "550 No files found": | |
| 726 | print("no files in this directory") |
|
726 | print("no files in this directory") | |
| 727 | self.status = 1 |
|
727 | self.status = 1 | |
| 728 | return |
|
728 | return | |
| 729 |
|
729 | |||
| 730 | except ftplib.all_errors: |
|
730 | except ftplib.all_errors: | |
| 731 | print('Error Displaying Dir-Files') |
|
731 | print('Error Displaying Dir-Files') | |
| 732 | self.status = 1 |
|
732 | self.status = 1 | |
| 733 | return |
|
733 | return | |
| 734 |
|
734 | |||
| 735 | self.fileList = [] |
|
735 | self.fileList = [] | |
| 736 | self.folderList = [] |
|
736 | self.folderList = [] | |
| 737 | #only for test |
|
737 | #only for test | |
| 738 | for f in self.dirList: |
|
738 | for f in self.dirList: | |
| 739 | name, ext = os.path.splitext(f) |
|
739 | name, ext = os.path.splitext(f) | |
| 740 | if ext != '': |
|
740 | if ext != '': | |
| 741 | self.fileList.append(f) |
|
741 | self.fileList.append(f) | |
| 742 | # print 'filename: %s - size: %d'%(f,self.ftp.size(f)) |
|
742 | # print 'filename: %s - size: %d'%(f,self.ftp.size(f)) | |
| 743 |
|
743 | |||
| 744 | def parmsByDefault(self): |
|
744 | def parmsByDefault(self): | |
| 745 | server = 'jro-app.igp.gob.pe' |
|
745 | server = 'jro-app.igp.gob.pe' | |
| 746 | username = 'wmaster' |
|
746 | username = 'wmaster' | |
| 747 | password = 'mst2010vhf' |
|
747 | password = 'mst2010vhf' | |
| 748 | remotefolder = '/home/wmaster/graficos' |
|
748 | remotefolder = '/home/wmaster/graficos' | |
| 749 |
|
749 | |||
| 750 | return server, username, password, remotefolder |
|
750 | return server, username, password, remotefolder | |
| 751 |
|
751 | |||
| 752 |
|
752 | |||
| 753 | def mkd(self,dirname): |
|
753 | def mkd(self,dirname): | |
| 754 | """ |
|
754 | """ | |
| 755 | mkd is used to make directory in remote server |
|
755 | mkd is used to make directory in remote server | |
| 756 |
|
756 | |||
| 757 | Input: |
|
757 | Input: | |
| 758 | dirname - directory name |
|
758 | dirname - directory name | |
| 759 |
|
759 | |||
| 760 | Return: |
|
760 | Return: | |
| 761 | 1 in error case else 0 |
|
761 | 1 in error case else 0 | |
| 762 | """ |
|
762 | """ | |
| 763 | try: |
|
763 | try: | |
| 764 | self.ftp.mkd(dirname) |
|
764 | self.ftp.mkd(dirname) | |
| 765 | except: |
|
765 | except: | |
| 766 | print('Error creating remote folder:%s'%dirname) |
|
766 | print('Error creating remote folder:%s'%dirname) | |
| 767 | return 1 |
|
767 | return 1 | |
| 768 |
|
768 | |||
| 769 | return 0 |
|
769 | return 0 | |
| 770 |
|
770 | |||
| 771 |
|
771 | |||
| 772 | def delete(self,filename): |
|
772 | def delete(self,filename): | |
| 773 | """ |
|
773 | """ | |
| 774 | delete is used to delete file in current working directory of remote server |
|
774 | delete is used to delete file in current working directory of remote server | |
| 775 |
|
775 | |||
| 776 | Input: |
|
776 | Input: | |
| 777 | filename - filename to delete in remote folder |
|
777 | filename - filename to delete in remote folder | |
| 778 |
|
778 | |||
| 779 | Return: |
|
779 | Return: | |
| 780 | 1 in error case else 0 |
|
780 | 1 in error case else 0 | |
| 781 | """ |
|
781 | """ | |
| 782 |
|
782 | |||
| 783 | try: |
|
783 | try: | |
| 784 | self.ftp.delete(filename) |
|
784 | self.ftp.delete(filename) | |
| 785 | except: |
|
785 | except: | |
| 786 | print('Error deleting remote file:%s'%filename) |
|
786 | print('Error deleting remote file:%s'%filename) | |
| 787 | return 1 |
|
787 | return 1 | |
| 788 |
|
788 | |||
| 789 | return 0 |
|
789 | return 0 | |
| 790 |
|
790 | |||
| 791 | def download(self,filename,localfolder): |
|
791 | def download(self,filename,localfolder): | |
| 792 | """ |
|
792 | """ | |
| 793 | download is used to downloading file from remote folder into local folder |
|
793 | download is used to downloading file from remote folder into local folder | |
| 794 |
|
794 | |||
| 795 | Inputs: |
|
795 | Inputs: | |
| 796 | filename - filename to donwload |
|
796 | filename - filename to donwload | |
| 797 |
|
797 | |||
| 798 | localfolder - directory local to store filename |
|
798 | localfolder - directory local to store filename | |
| 799 |
|
799 | |||
| 800 | Returns: |
|
800 | Returns: | |
| 801 | self.status - 1 in error case else 0 |
|
801 | self.status - 1 in error case else 0 | |
| 802 | """ |
|
802 | """ | |
| 803 |
|
803 | |||
| 804 | self.status = 0 |
|
804 | self.status = 0 | |
| 805 |
|
805 | |||
| 806 |
|
806 | |||
| 807 | if not(filename in self.fileList): |
|
807 | if not(filename in self.fileList): | |
| 808 | print('filename:%s not exists'%filename) |
|
808 | print('filename:%s not exists'%filename) | |
| 809 | self.status = 1 |
|
809 | self.status = 1 | |
| 810 | return self.status |
|
810 | return self.status | |
| 811 |
|
811 | |||
| 812 | newfilename = os.path.join(localfolder,filename) |
|
812 | newfilename = os.path.join(localfolder,filename) | |
| 813 |
|
813 | |||
| 814 | self.file = open(newfilename, 'wb') |
|
814 | self.file = open(newfilename, 'wb') | |
| 815 |
|
815 | |||
| 816 | try: |
|
816 | try: | |
| 817 | print('Download: ' + filename) |
|
817 | print('Download: ' + filename) | |
| 818 | self.ftp.retrbinary('RETR ' + filename, self.__handleDownload) |
|
818 | self.ftp.retrbinary('RETR ' + filename, self.__handleDownload) | |
| 819 | print('Download Complete') |
|
819 | print('Download Complete') | |
| 820 | except ftplib.all_errors: |
|
820 | except ftplib.all_errors: | |
| 821 | print('Error Downloading ' + filename) |
|
821 | print('Error Downloading ' + filename) | |
| 822 | self.status = 1 |
|
822 | self.status = 1 | |
| 823 | return self.status |
|
823 | return self.status | |
| 824 |
|
824 | |||
| 825 | self.file.close() |
|
825 | self.file.close() | |
| 826 |
|
826 | |||
| 827 | return self.status |
|
827 | return self.status | |
| 828 |
|
828 | |||
| 829 |
|
829 | |||
| 830 | def __handleDownload(self,block): |
|
830 | def __handleDownload(self,block): | |
| 831 | """ |
|
831 | """ | |
| 832 | __handleDownload is used to handle writing file |
|
832 | __handleDownload is used to handle writing file | |
| 833 | """ |
|
833 | """ | |
| 834 | self.file.write(block) |
|
834 | self.file.write(block) | |
| 835 |
|
835 | |||
| 836 |
|
836 | |||
| 837 | def upload(self,filename,remotefolder=None): |
|
837 | def upload(self,filename,remotefolder=None): | |
| 838 | """ |
|
838 | """ | |
| 839 | upload is used to uploading local file to remote directory |
|
839 | upload is used to uploading local file to remote directory | |
| 840 |
|
840 | |||
| 841 | Inputs: |
|
841 | Inputs: | |
| 842 | filename - full path name of local file to store in remote directory |
|
842 | filename - full path name of local file to store in remote directory | |
| 843 |
|
843 | |||
| 844 | remotefolder - remote directory |
|
844 | remotefolder - remote directory | |
| 845 |
|
845 | |||
| 846 | Returns: |
|
846 | Returns: | |
| 847 | self.status - 1 in error case else 0 |
|
847 | self.status - 1 in error case else 0 | |
| 848 | """ |
|
848 | """ | |
| 849 |
|
849 | |||
| 850 | if remotefolder == None: |
|
850 | if remotefolder == None: | |
| 851 | remotefolder = self.remotefolder |
|
851 | remotefolder = self.remotefolder | |
| 852 |
|
852 | |||
| 853 | self.status = 0 |
|
853 | self.status = 0 | |
| 854 |
|
854 | |||
| 855 | try: |
|
855 | try: | |
| 856 | self.ftp.cwd(remotefolder) |
|
856 | self.ftp.cwd(remotefolder) | |
| 857 |
|
857 | |||
| 858 | self.file = open(filename, 'rb') |
|
858 | self.file = open(filename, 'rb') | |
| 859 |
|
859 | |||
| 860 | (head, tail) = os.path.split(filename) |
|
860 | (head, tail) = os.path.split(filename) | |
| 861 |
|
861 | |||
| 862 | command = "STOR " + tail |
|
862 | command = "STOR " + tail | |
| 863 |
|
863 | |||
| 864 | print('Uploading: ' + tail) |
|
864 | print('Uploading: ' + tail) | |
| 865 | self.ftp.storbinary(command, self.file) |
|
865 | self.ftp.storbinary(command, self.file) | |
| 866 | print('Upload Completed') |
|
866 | print('Upload Completed') | |
| 867 |
|
867 | |||
| 868 | except ftplib.all_errors: |
|
868 | except ftplib.all_errors: | |
| 869 | print('Error Uploading ' + tail) |
|
869 | print('Error Uploading ' + tail) | |
| 870 | self.status = 1 |
|
870 | self.status = 1 | |
| 871 | return self.status |
|
871 | return self.status | |
| 872 |
|
872 | |||
| 873 | self.file.close() |
|
873 | self.file.close() | |
| 874 |
|
874 | |||
| 875 | #back to initial directory in __init__() |
|
875 | #back to initial directory in __init__() | |
| 876 | self.ftp.cwd(self.remotefolder) |
|
876 | self.ftp.cwd(self.remotefolder) | |
| 877 |
|
877 | |||
| 878 | return self.status |
|
878 | return self.status | |
| 879 |
|
879 | |||
| 880 |
|
880 | |||
| 881 | def dir(self,remotefolder): |
|
881 | def dir(self,remotefolder): | |
| 882 | """ |
|
882 | """ | |
| 883 | dir is used to change working directory of remote server and get folder and file list |
|
883 | dir is used to change working directory of remote server and get folder and file list | |
| 884 |
|
884 | |||
| 885 | Input: |
|
885 | Input: | |
| 886 | remotefolder - current working directory |
|
886 | remotefolder - current working directory | |
| 887 |
|
887 | |||
| 888 | Affects: |
|
888 | Affects: | |
| 889 | self.fileList - file list of working directory |
|
889 | self.fileList - file list of working directory | |
| 890 |
|
890 | |||
| 891 | Return: |
|
891 | Return: | |
| 892 | infoList - list with filenames and size of file in bytes |
|
892 | infoList - list with filenames and size of file in bytes | |
| 893 |
|
893 | |||
| 894 | self.folderList - folder list |
|
894 | self.folderList - folder list | |
| 895 | """ |
|
895 | """ | |
| 896 |
|
896 | |||
| 897 | self.remotefolder = remotefolder |
|
897 | self.remotefolder = remotefolder | |
| 898 | print('Change to ' + self.remotefolder) |
|
898 | print('Change to ' + self.remotefolder) | |
| 899 | try: |
|
899 | try: | |
| 900 | self.ftp.cwd(remotefolder) |
|
900 | self.ftp.cwd(remotefolder) | |
| 901 | except ftplib.all_errors: |
|
901 | except ftplib.all_errors: | |
| 902 | print('Error Change to ' + self.remotefolder) |
|
902 | print('Error Change to ' + self.remotefolder) | |
| 903 | infoList = None |
|
903 | infoList = None | |
| 904 | self.folderList = None |
|
904 | self.folderList = None | |
| 905 | return infoList,self.folderList |
|
905 | return infoList,self.folderList | |
| 906 |
|
906 | |||
| 907 | self.dirList = [] |
|
907 | self.dirList = [] | |
| 908 |
|
908 | |||
| 909 | try: |
|
909 | try: | |
| 910 | self.dirList = self.ftp.nlst() |
|
910 | self.dirList = self.ftp.nlst() | |
| 911 |
|
911 | |||
| 912 | except ftplib.error_perm as resp: |
|
912 | except ftplib.error_perm as resp: | |
| 913 | if str(resp) == "550 No files found": |
|
913 | if str(resp) == "550 No files found": | |
| 914 | print("no files in this directory") |
|
914 | print("no files in this directory") | |
| 915 | infoList = None |
|
915 | infoList = None | |
| 916 | self.folderList = None |
|
916 | self.folderList = None | |
| 917 | return infoList,self.folderList |
|
917 | return infoList,self.folderList | |
| 918 | except ftplib.all_errors: |
|
918 | except ftplib.all_errors: | |
| 919 | print('Error Displaying Dir-Files') |
|
919 | print('Error Displaying Dir-Files') | |
| 920 | infoList = None |
|
920 | infoList = None | |
| 921 | self.folderList = None |
|
921 | self.folderList = None | |
| 922 | return infoList,self.folderList |
|
922 | return infoList,self.folderList | |
| 923 |
|
923 | |||
| 924 | infoList = [] |
|
924 | infoList = [] | |
| 925 | self.fileList = [] |
|
925 | self.fileList = [] | |
| 926 | self.folderList = [] |
|
926 | self.folderList = [] | |
| 927 | for f in self.dirList: |
|
927 | for f in self.dirList: | |
| 928 | name,ext = os.path.splitext(f) |
|
928 | name,ext = os.path.splitext(f) | |
| 929 | if ext != '': |
|
929 | if ext != '': | |
| 930 | self.fileList.append(f) |
|
930 | self.fileList.append(f) | |
| 931 | value = (f,self.ftp.size(f)) |
|
931 | value = (f,self.ftp.size(f)) | |
| 932 | infoList.append(value) |
|
932 | infoList.append(value) | |
| 933 |
|
933 | |||
| 934 | if ext == '': |
|
934 | if ext == '': | |
| 935 | self.folderList.append(f) |
|
935 | self.folderList.append(f) | |
| 936 |
|
936 | |||
| 937 | return infoList,self.folderList |
|
937 | return infoList,self.folderList | |
| 938 |
|
938 | |||
| 939 |
|
939 | |||
| 940 | def close(self): |
|
940 | def close(self): | |
| 941 | """ |
|
941 | """ | |
| 942 | close is used to close and end FTP connection |
|
942 | close is used to close and end FTP connection | |
| 943 |
|
943 | |||
| 944 | Inputs: None |
|
944 | Inputs: None | |
| 945 |
|
945 | |||
| 946 | Return: void |
|
946 | Return: void | |
| 947 |
|
947 | |||
| 948 | """ |
|
948 | """ | |
| 949 | self.ftp.close() |
|
949 | self.ftp.close() | |
| 950 |
|
950 | |||
| 951 | class SendByFTP(Operation): |
|
951 | class SendByFTP(Operation): | |
| 952 |
|
952 | |||
| 953 | def __init__(self, **kwargs): |
|
953 | def __init__(self, **kwargs): | |
| 954 | Operation.__init__(self, **kwargs) |
|
954 | Operation.__init__(self, **kwargs) | |
| 955 | self.status = 1 |
|
955 | self.status = 1 | |
| 956 | self.counter = 0 |
|
956 | self.counter = 0 | |
| 957 |
|
957 | |||
| 958 | def error_print(self, ValueError): |
|
958 | def error_print(self, ValueError): | |
| 959 |
|
959 | |||
| 960 | print(ValueError, 'Error FTP') |
|
960 | print(ValueError, 'Error FTP') | |
| 961 | print("don't worry the program is running...") |
|
961 | print("don't worry the program is running...") | |
| 962 |
|
962 | |||
| 963 | def worker_ftp(self, server, username, password, remotefolder, filenameList): |
|
963 | def worker_ftp(self, server, username, password, remotefolder, filenameList): | |
| 964 |
|
964 | |||
| 965 | self.ftpClientObj = FTP(server, username, password, remotefolder) |
|
965 | self.ftpClientObj = FTP(server, username, password, remotefolder) | |
| 966 | for filename in filenameList: |
|
966 | for filename in filenameList: | |
| 967 | self.ftpClientObj.upload(filename) |
|
967 | self.ftpClientObj.upload(filename) | |
| 968 | self.ftpClientObj.close() |
|
968 | self.ftpClientObj.close() | |
| 969 |
|
969 | |||
| 970 | def ftp_thread(self, server, username, password, remotefolder): |
|
970 | def ftp_thread(self, server, username, password, remotefolder): | |
| 971 | if not(self.status): |
|
971 | if not(self.status): | |
| 972 | return |
|
972 | return | |
| 973 |
|
973 | |||
| 974 | import multiprocessing |
|
974 | import multiprocessing | |
| 975 |
|
975 | |||
| 976 | p = multiprocessing.Process(target=self.worker_ftp, args=(server, username, password, remotefolder, self.filenameList,)) |
|
976 | p = multiprocessing.Process(target=self.worker_ftp, args=(server, username, password, remotefolder, self.filenameList,)) | |
| 977 | p.start() |
|
977 | p.start() | |
| 978 |
|
978 | |||
| 979 | p.join(3) |
|
979 | p.join(3) | |
| 980 |
|
980 | |||
| 981 | if p.is_alive(): |
|
981 | if p.is_alive(): | |
| 982 | p.terminate() |
|
982 | p.terminate() | |
| 983 | p.join() |
|
983 | p.join() | |
| 984 | print('killing ftp process...') |
|
984 | print('killing ftp process...') | |
| 985 | self.status = 0 |
|
985 | self.status = 0 | |
| 986 | return |
|
986 | return | |
| 987 |
|
987 | |||
| 988 | self.status = 1 |
|
988 | self.status = 1 | |
| 989 | return |
|
989 | return | |
| 990 |
|
990 | |||
| 991 | def filterByExt(self, ext, localfolder): |
|
991 | def filterByExt(self, ext, localfolder): | |
| 992 | fnameList = glob.glob1(localfolder,ext) |
|
992 | fnameList = glob.glob1(localfolder,ext) | |
| 993 | self.filenameList = [os.path.join(localfolder,x) for x in fnameList] |
|
993 | self.filenameList = [os.path.join(localfolder,x) for x in fnameList] | |
| 994 |
|
994 | |||
| 995 | if len(self.filenameList) == 0: |
|
995 | if len(self.filenameList) == 0: | |
| 996 | self.status = 0 |
|
996 | self.status = 0 | |
| 997 |
|
997 | |||
| 998 | def run(self, dataOut, ext, localfolder, remotefolder, server, username, password, period=1): |
|
998 | def run(self, dataOut, ext, localfolder, remotefolder, server, username, password, period=1): | |
| 999 |
|
999 | |||
| 1000 | self.counter += 1 |
|
1000 | self.counter += 1 | |
| 1001 | if self.counter >= period: |
|
1001 | if self.counter >= period: | |
| 1002 | self.filterByExt(ext, localfolder) |
|
1002 | self.filterByExt(ext, localfolder) | |
| 1003 |
|
1003 | |||
| 1004 | self.ftp_thread(server, username, password, remotefolder) |
|
1004 | self.ftp_thread(server, username, password, remotefolder) | |
| 1005 |
|
1005 | |||
| 1006 | self.counter = 0 |
|
1006 | self.counter = 0 | |
| 1007 |
|
1007 | |||
| 1008 | self.status = 1 |
|
1008 | self.status = 1 | |
General Comments 0
You need to be logged in to leave comments.
Login now