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9137135a MT |
1 | #!/usr/bin/python |
2 | ||
2c909128 | 3 | from __future__ import absolute_import, division |
f96eb5ed | 4 | |
9137135a MT |
5 | import datetime |
6 | import hashlib | |
7 | import logging | |
8 | import random | |
9 | import string | |
10 | import time | |
11 | ||
2c909128 MT |
12 | from . import base |
13 | from . import logs | |
f6e6ff79 | 14 | |
3e990438 MT |
15 | from .decorators import * |
16 | ||
2c909128 | 17 | from .users import generate_password_hash, check_password_hash, generate_random_string |
9137135a MT |
18 | |
19 | class Builders(base.Object): | |
e704b8e2 MT |
20 | def _get_builder(self, query, *args): |
21 | res = self.db.get(query, *args) | |
22 | ||
23 | if res: | |
24 | return Builder(self.backend, res.id, data=res) | |
25 | ||
26 | def _get_builders(self, query, *args): | |
27 | res = self.db.query(query, *args) | |
28 | ||
29 | for row in res: | |
30 | yield Builder(self.backend, row.id, data=row) | |
31 | ||
32 | def __iter__(self): | |
33 | builders = self._get_builders("SELECT * FROM builders \ | |
34 | WHERE deleted IS FALSE ORDER BY name") | |
35 | ||
36 | return iter(builders) | |
37 | ||
38 | def create(self, name, user=None, log=True): | |
39 | """ | |
40 | Creates a new builder. | |
41 | """ | |
42 | builder = self._get_builder("INSERT INTO builders(name) \ | |
43 | VALUES(%s) RETURNING *", name) | |
44 | ||
45 | # Generate a new passphrase. | |
46 | passphrase = builder.regenerate_passphrase() | |
47 | ||
48 | # Log what we have done. | |
49 | if log: | |
50 | builder.log("created", user=user) | |
51 | ||
52 | # The Builder object and the passphrase are returned. | |
53 | return builder, passphrase | |
54 | ||
f6e6ff79 MT |
55 | def auth(self, name, passphrase): |
56 | # If either name or passphrase is None, we don't check at all. | |
57 | if None in (name, passphrase): | |
58 | return | |
59 | ||
60 | # Search for the hostname in the database. | |
e704b8e2 MT |
61 | builder = self._get_builder("SELECT * FROM builders \ |
62 | WHERE name = %s AND deleted IS FALSE", name) | |
f6e6ff79 MT |
63 | |
64 | # If the builder was not found or the passphrase does not match, | |
65 | # you have bad luck. | |
66 | if not builder or not builder.validate_passphrase(passphrase): | |
67 | return | |
68 | ||
69 | # Otherwise we return the Builder object. | |
70 | return builder | |
71 | ||
e704b8e2 MT |
72 | def get_by_id(self, builder_id): |
73 | return self._get_builder("SELECT * FROM builders WHERE id = %s", builder_id) | |
9137135a MT |
74 | |
75 | def get_by_name(self, name): | |
e704b8e2 MT |
76 | return self._get_builder("SELECT * FROM builders \ |
77 | WHERE name = %s AND deleted IS FALSE", name) | |
9137135a | 78 | |
f6e6ff79 MT |
79 | def get_history(self, limit=None, offset=None, builder=None, user=None): |
80 | query = "SELECT * FROM builders_history" | |
81 | args = [] | |
82 | ||
83 | conditions = [] | |
84 | ||
85 | if builder: | |
86 | conditions.append("builder_id = %s") | |
87 | args.append(builder.id) | |
88 | ||
89 | if user: | |
90 | conditions.append("user_id = %s") | |
91 | args.append(user.id) | |
92 | ||
93 | if conditions: | |
94 | query += " WHERE %s" % " AND ".join(conditions) | |
95 | ||
96 | query += " ORDER BY time DESC" | |
97 | ||
98 | if limit: | |
99 | if offset: | |
100 | query += " LIMIT %s,%s" | |
101 | args += [offset, limit,] | |
102 | else: | |
103 | query += " LIMIT %s" | |
104 | args += [limit,] | |
105 | ||
106 | entries = [] | |
107 | for entry in self.db.query(query, *args): | |
108 | entry = logs.BuilderLogEntry(self.pakfire, entry) | |
109 | entries.append(entry) | |
110 | ||
111 | return entries | |
112 | ||
9137135a | 113 | |
3e990438 | 114 | class Builder(base.DataObject): |
92431da4 MT |
115 | table = "builders" |
116 | ||
e704b8e2 MT |
117 | def __eq__(self, other): |
118 | if isinstance(other, self.__class__): | |
119 | return self.id == other.id | |
9137135a | 120 | |
e704b8e2 MT |
121 | def __lt__(self, other): |
122 | if isinstance(other, self.__class__): | |
123 | return self.name < other.name | |
f6e6ff79 MT |
124 | |
125 | def log(self, action, user=None): | |
126 | user_id = None | |
127 | if user: | |
128 | user_id = user.id | |
129 | ||
130 | self.db.execute("INSERT INTO builders_history(builder_id, action, user_id, time) \ | |
131 | VALUES(%s, %s, %s, NOW())", self.id, action, user_id) | |
9137135a | 132 | |
9137135a | 133 | def regenerate_passphrase(self): |
f6e6ff79 MT |
134 | """ |
135 | Generates a new random passphrase and stores it as a salted hash | |
136 | to the database. | |
137 | ||
138 | The new passphrase is returned to be sent to the user (once). | |
139 | """ | |
e704b8e2 MT |
140 | # Generate a random string with 40 chars. |
141 | passphrase = generate_random_string(length=40) | |
f6e6ff79 MT |
142 | |
143 | # Create salted hash. | |
144 | passphrase_hash = generate_password_hash(passphrase) | |
145 | ||
146 | # Store the hash in the database. | |
3e990438 | 147 | self._set_attribute("passphrase", passphrase_hash) |
9137135a | 148 | |
f6e6ff79 MT |
149 | # Return the clear-text passphrase. |
150 | return passphrase | |
9137135a MT |
151 | |
152 | def validate_passphrase(self, passphrase): | |
f6e6ff79 MT |
153 | """ |
154 | Compare the given passphrase with the one stored in the database. | |
155 | """ | |
156 | return check_password_hash(passphrase, self.data.passphrase) | |
157 | ||
3e990438 MT |
158 | # Description |
159 | ||
160 | def set_description(self, description): | |
161 | self._set_attribute("description", description) | |
162 | ||
163 | description = property(lambda s: s.data.description or "", set_description) | |
f6e6ff79 | 164 | |
f6e6ff79 MT |
165 | @property |
166 | def keepalive(self): | |
167 | """ | |
168 | Returns time of last keepalive message from this host. | |
169 | """ | |
170 | return self.data.time_keepalive | |
171 | ||
c2902b29 MT |
172 | def update_keepalive(self, loadavg1=None, loadavg5=None, loadavg15=None, |
173 | mem_total=None, mem_free=None, swap_total=None, swap_free=None, | |
174 | space_free=None): | |
f6e6ff79 MT |
175 | """ |
176 | Update the keepalive timestamp of this machine. | |
177 | """ | |
c2902b29 MT |
178 | self.db.execute("UPDATE builders SET time_keepalive = NOW(), \ |
179 | loadavg1 = %s, loadavg5 = %s, loadavg15 = %s, space_free = %s, \ | |
180 | mem_total = %s, mem_free = %s, swap_total = %s, swap_free = %s \ | |
181 | WHERE id = %s", loadavg1, loadavg5, loadavg15, space_free, | |
182 | mem_total, mem_free, swap_total, swap_free, self.id) | |
183 | ||
184 | def update_info(self, cpu_model=None, cpu_count=None, cpu_arch=None, cpu_bogomips=None, | |
185 | pakfire_version=None, host_key=None, os_name=None): | |
f6e6ff79 MT |
186 | # Update all the rest. |
187 | self.db.execute("UPDATE builders SET time_updated = NOW(), \ | |
c2902b29 MT |
188 | pakfire_version = %s, cpu_model = %s, cpu_count = %s, cpu_arch = %s, \ |
189 | cpu_bogomips = %s, host_key_id = %s, os_name = %s WHERE id = %s", | |
190 | pakfire_version, cpu_model, cpu_count, cpu_arch, cpu_bogomips, | |
191 | host_key, os_name, self.id) | |
f6e6ff79 | 192 | |
e704b8e2 MT |
193 | def set_enabled(self, enabled): |
194 | self._set_attribute("enabled", enabled) | |
9137135a | 195 | |
e704b8e2 | 196 | enabled = property(lambda s: s.data.enabled, set_enabled) |
9137135a MT |
197 | |
198 | @property | |
199 | def disabled(self): | |
f6e6ff79 MT |
200 | return not self.enabled |
201 | ||
e704b8e2 MT |
202 | @property |
203 | def native_arch(self): | |
204 | """ | |
205 | The native architecture of this builder | |
206 | """ | |
207 | return self.cpu_arch | |
f6e6ff79 | 208 | |
e704b8e2 MT |
209 | @lazy_property |
210 | def supported_arches(self): | |
211 | # Every builder supports noarch | |
212 | arches = ["noarch"] | |
f6e6ff79 | 213 | |
e704b8e2 MT |
214 | # We can always build our native architeture |
215 | if self.native_arch: | |
216 | arches.append(self.native_arch) | |
f6e6ff79 | 217 | |
e704b8e2 | 218 | # Get all compatible architectures |
3e990438 | 219 | res = self.db.query("SELECT build_arch FROM arches_compat \ |
e704b8e2 | 220 | WHERE native_arch = %s", self.native_arch) |
f6e6ff79 | 221 | |
e704b8e2 MT |
222 | for row in res: |
223 | if not row.build_arch in arches: | |
224 | arches.append(row.build_arch) | |
f6e6ff79 | 225 | |
e704b8e2 | 226 | return sorted(arches) |
9137135a | 227 | |
fd43d5e1 MT |
228 | def set_testmode(self, testmode): |
229 | self._set_attribute("testmode", testmode) | |
f6e6ff79 | 230 | |
fd43d5e1 | 231 | testmode = property(lambda s: s.data.testmode, set_testmode) |
f6e6ff79 | 232 | |
9137135a | 233 | def set_max_jobs(self, value): |
3e990438 | 234 | self._set_attribute("max_jobs", value) |
9137135a | 235 | |
3e990438 | 236 | max_jobs = property(lambda s: s.data.max_jobs, set_max_jobs) |
9137135a MT |
237 | |
238 | @property | |
239 | def name(self): | |
240 | return self.data.name | |
241 | ||
242 | @property | |
243 | def hostname(self): | |
244 | return self.name | |
245 | ||
246 | @property | |
247 | def passphrase(self): | |
248 | return self.data.passphrase | |
249 | ||
c2902b29 MT |
250 | # Load average |
251 | ||
9137135a MT |
252 | @property |
253 | def loadavg(self): | |
c2902b29 | 254 | return ", ".join(["%.2f" % l for l in (self.loadavg1, self.loadavg5, self.loadavg15)]) |
9137135a | 255 | |
f6e6ff79 | 256 | @property |
c2902b29 MT |
257 | def loadavg1(self): |
258 | return self.data.loadavg1 or 0.0 | |
259 | ||
260 | @property | |
261 | def loadavg5(self): | |
262 | return self.data.loadavg5 or 0.0 | |
f6e6ff79 | 263 | |
c2902b29 MT |
264 | @property |
265 | def loadavg15(self): | |
266 | return self.data.loadavg15 or 0.0 | |
f6e6ff79 MT |
267 | |
268 | @property | |
269 | def pakfire_version(self): | |
270 | return self.data.pakfire_version or "" | |
9137135a | 271 | |
c2902b29 MT |
272 | @property |
273 | def os_name(self): | |
274 | return self.data.os_name or "" | |
275 | ||
9137135a MT |
276 | @property |
277 | def cpu_model(self): | |
f6e6ff79 MT |
278 | return self.data.cpu_model or "" |
279 | ||
280 | @property | |
281 | def cpu_count(self): | |
282 | return self.data.cpu_count | |
9137135a MT |
283 | |
284 | @property | |
c2902b29 MT |
285 | def cpu_arch(self): |
286 | return self.data.cpu_arch | |
287 | ||
288 | @property | |
289 | def cpu_bogomips(self): | |
290 | return self.data.cpu_bogomips or 0.0 | |
291 | ||
292 | @property | |
293 | def mem_percentage(self): | |
294 | if not self.mem_total: | |
295 | return None | |
296 | ||
297 | return self.mem_used * 100 / self.mem_total | |
9137135a MT |
298 | |
299 | @property | |
c2902b29 MT |
300 | def mem_total(self): |
301 | return self.data.mem_total | |
302 | ||
303 | @property | |
304 | def mem_used(self): | |
305 | if self.mem_total and self.mem_free: | |
306 | return self.mem_total - self.mem_free | |
307 | ||
308 | @property | |
309 | def mem_free(self): | |
310 | return self.data.mem_free | |
311 | ||
312 | @property | |
313 | def swap_percentage(self): | |
314 | if not self.swap_total: | |
315 | return None | |
316 | ||
317 | return self.swap_used * 100 / self.swap_total | |
318 | ||
319 | @property | |
320 | def swap_total(self): | |
321 | return self.data.swap_total | |
322 | ||
323 | @property | |
324 | def swap_used(self): | |
325 | if self.swap_total and self.swap_free: | |
326 | return self.swap_total - self.swap_free | |
327 | ||
328 | @property | |
329 | def swap_free(self): | |
330 | return self.data.swap_free | |
331 | ||
332 | @property | |
333 | def space_free(self): | |
334 | return self.data.space_free | |
f6e6ff79 | 335 | |
f6e6ff79 MT |
336 | @property |
337 | def host_key_id(self): | |
338 | return self.data.host_key_id | |
339 | ||
340 | @property | |
341 | def state(self): | |
9137135a | 342 | if self.disabled: |
f6e6ff79 | 343 | return "disabled" |
9137135a | 344 | |
f6e6ff79 MT |
345 | if self.data.time_keepalive is None: |
346 | return "offline" | |
9137135a | 347 | |
f96eb5ed MT |
348 | #if self.data.updated >= 5*60: |
349 | # return "offline" | |
9137135a | 350 | |
f6e6ff79 | 351 | return "online" |
9137135a | 352 | |
3e990438 MT |
353 | @lazy_property |
354 | def active_jobs(self, *args, **kwargs): | |
355 | return self.pakfire.jobs.get_active(builder=self, *args, **kwargs) | |
163d9d8b MT |
356 | |
357 | @property | |
358 | def too_many_jobs(self): | |
359 | """ | |
360 | Tell if this host is already running enough or too many jobs. | |
361 | """ | |
3e990438 | 362 | return len(self.active_jobs) >= self.max_jobs |
9e8a20d7 | 363 | |
fd43d5e1 MT |
364 | @lazy_property |
365 | def jobqueue(self): | |
366 | return self.backend.jobqueue.for_arches(self.supported_arches) | |
9e8a20d7 | 367 | |
c2902b29 MT |
368 | def get_next_job(self): |
369 | """ | |
370 | Returns the next job in line for this builder. | |
371 | """ | |
484533b6 MT |
372 | # Don't send any jobs to disabled builders |
373 | if not self.enabled: | |
374 | return | |
375 | ||
fd43d5e1 MT |
376 | # Don't return anything if the builder has already too many jobs running |
377 | if self.too_many_jobs: | |
378 | return | |
379 | ||
380 | for job in self.jobqueue: | |
381 | # Only allow building test jobs in test mode | |
4f90cf84 | 382 | if self.testmode and not job.test: |
fd43d5e1 | 383 | continue |
9137135a | 384 | |
fd43d5e1 | 385 | return job |
f6e6ff79 MT |
386 | |
387 | def get_history(self, *args, **kwargs): | |
388 | kwargs["builder"] = self | |
389 | ||
390 | return self.pakfire.builders.get_history(*args, **kwargs) |