def test_query_filter_gte():
table = create_table_with_local_indexes()
item_data = [
{
'forum_name': 'Cool Forum',
'subject': 'Check this out!',
'version': '1',
'threads': 1,
},
{
'forum_name': 'Cool Forum',
'subject': 'Read this now!',
'version': '1',
'threads': 5,
},
{
'forum_name': 'Cool Forum',
'subject': 'Please read this... please',
'version': '1',
'threads': 0,
}
]
for data in item_data:
item = Item(table, data)
item.save(overwrite=True)
results = table.query(
forum_name__eq='Cool Forum', index='threads_index', threads__gte=1
)
list(results).should.have.length_of(2)
def test_batch_read():
table = create_table()
item_data = {
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item_data['forum_name'] = 'the-key1'
item = Item(table,item_data)
item.save()
item = Item(table,item_data)
item_data['forum_name'] = 'the-key2'
item.save(overwrite = True)
item_data = {
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User B',
'ReceivedTime': '12/9/2011 11:36:03 PM',
'Ids': set([1, 2, 3]),
'PK': 7,
}
item = Item(table,item_data)
item_data['forum_name'] = 'another-key'
item.save(overwrite = True)
results = table.batch_get(keys=[
{'forum_name': 'the-key1'},
{'forum_name': 'another-key'}])
# Iterate through so that batch_item gets called
count = len([x for x in results])
count.should.equal(2)
def test_query():
table = create_table()
item_data = {
'forum_name': 'LOLCat Forum',
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
'subject': 'Check this out!'
}
item = Item(table, item_data)
item.save(overwrite=True)
item['forum_name'] = 'the-key'
item['subject'] = '456'
item.save(overwrite=True)
item['forum_name'] = 'the-key'
item['subject'] = '123'
item.save(overwrite=True)
item['forum_name'] = 'the-key'
item['subject'] = '789'
item.save(overwrite=True)
table.count().should.equal(4)
results = table.query_2(forum_name__eq='the-key',
subject__gt='1', consistent=True)
expected = ["123", "456", "789"]
for index, item in enumerate(results):
item["subject"].should.equal(expected[index])
results = table.query_2(forum_name__eq="the-key",
subject__gt='1', reverse=True)
for index, item in enumerate(results):
item["subject"].should.equal(expected[len(expected) - 1 - index])
results = table.query_2(forum_name__eq='the-key',
subject__gt='1', consistent=True)
sum(1 for _ in results).should.equal(3)
results = table.query_2(forum_name__eq='the-key',
subject__gt='234', consistent=True)
sum(1 for _ in results).should.equal(2)
results = table.query_2(forum_name__eq='the-key', subject__gt='9999')
sum(1 for _ in results).should.equal(0)
results = table.query_2(forum_name__eq='the-key', subject__beginswith='12')
sum(1 for _ in results).should.equal(1)
results = table.query_2(forum_name__eq='the-key', subject__beginswith='7')
sum(1 for _ in results).should.equal(1)
results = table.query_2(forum_name__eq='the-key',
subject__between=['567', '890'])
sum(1 for _ in results).should.equal(1)
def test_conflicting_writes():
table = Table.create('messages', schema=[
HashKey('id'),
])
item_data = {'id': '123', 'data': '678'}
item1 = Item(table, item_data)
item2 = Item(table, item_data)
item1.save()
item1['data'] = '579'
item2['data'] = '912'
item1.save()
item2.save.when.called_with().should.throw(ConditionalCheckFailedException)
def test_query_with_local_indexes():
table = create_table_with_local_indexes()
item_data = {
'forum_name': 'Cool Forum',
'subject': 'Check this out!',
'version': '1',
'threads': 1,
'status': 'inactive'
}
item = Item(table, item_data)
item.save(overwrite=True)
item['version'] = '2'
item.save(overwrite=True)
results = table.query(forum_name__eq='Cool Forum', index='threads_index', threads__eq=1)
list(results).should.have.length_of(1)
def test_query():
table = create_table()
item_data = {
'forum_name': 'the-key',
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item = Item(table, item_data)
item.save(overwrite=True)
table.count().should.equal(1)
table = Table("messages")
results = table.query(forum_name__eq='the-key')
sum(1 for _ in results).should.equal(1)
def test_delete_item():
table = create_table()
item_data = {
'forum_name': 'LOLCat Forum',
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item =Item(table,item_data)
item['subject'] = 'Check this out!'
item.save()
table.count().should.equal(1)
response = item.delete()
response.should.equal(True)
table.count().should.equal(0)
item.delete.when.called_with().should.throw(ConditionalCheckFailedException)
def test_delete_item():
table = create_table()
item_data = {
'forum_name': 'LOLCat Forum',
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item =Item(table,item_data)
item.save()
table.count().should.equal(1)
response = item.delete()
response.should.equal(True)
table.count().should.equal(0)
item.delete.when.called_with().should.throw(JSONResponseError)
def test_query_with_global_indexes():
table = Table.create('messages', schema=[
HashKey('subject'),
RangeKey('version'),
], global_indexes=[
GlobalAllIndex('topic-created_at-index',
parts=[
HashKey('topic'),
RangeKey('created_at', data_type='N')
],
throughput={
'read': 6,
'write': 1
}
),
GlobalAllIndex('status-created_at-index',
parts=[
HashKey('status'),
RangeKey('created_at', data_type='N')
],
throughput={
'read': 2,
'write': 1
}
)
])
item_data = {
'subject': 'Check this out!',
'version': '1',
'created_at': 0,
'status': 'inactive'
}
item = Item(table, item_data)
item.save(overwrite=True)
item['version'] = '2'
item.save(overwrite=True)
results = table.query(status__eq='active')
list(results).should.have.length_of(0)
def test_scan():
table = create_table()
item_data = {
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item_data['forum_name'] = 'the-key'
item_data['subject'] = '456'
item = Item(table, item_data)
item.save()
item['forum_name'] = 'the-key'
item['subject'] = '123'
item.save()
item_data = {
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User B',
'ReceivedTime': '12/9/2011 11:36:09 PM',
'Ids': set([1, 2, 3]),
'PK': 7,
}
item_data['forum_name'] = 'the-key'
item_data['subject'] = '789'
item = Item(table, item_data)
item.save()
results = table.scan()
sum(1 for _ in results).should.equal(3)
results = table.scan(SentBy__eq='User B')
sum(1 for _ in results).should.equal(1)
results = table.scan(Body__beginswith='http')
sum(1 for _ in results).should.equal(3)
results = table.scan(Ids__null=False)
sum(1 for _ in results).should.equal(1)
results = table.scan(Ids__null=True)
sum(1 for _ in results).should.equal(2)
results = table.scan(PK__between=[8, 9])
sum(1 for _ in results).should.equal(0)
results = table.scan(PK__between=[5, 8])
sum(1 for _ in results).should.equal(1)
def test_query_non_hash_range_key():
table = create_table_with_local_indexes()
item_data = [
{
'forum_name': 'Cool Forum',
'subject': 'Check this out!',
'version': '1',
'threads': 1,
},
{
'forum_name': 'Cool Forum',
'subject': 'Read this now!',
'version': '3',
'threads': 5,
},
{
'forum_name': 'Cool Forum',
'subject': 'Please read this... please',
'version': '2',
'threads': 0,
}
]
for data in item_data:
item = Item(table, data)
item.save(overwrite=True)
results = table.query(
forum_name__eq='Cool Forum', version__gt="2"
)
results = list(results)
results.should.have.length_of(1)
results = table.query(
forum_name__eq='Cool Forum', version__lt="3"
)
results = list(results)
results.should.have.length_of(2)
def test_conflicting_writes():
table = Table.create('messages', schema=[
HashKey('id'),
])
item_data = {'id': '123', 'data': '678'}
item1 = Item(table, item_data)
item2 = Item(table, item_data)
item1.save()
item1['data'] = '579'
item2['data'] = '912'
item1.save()
item2.save.when.called_with().should.throw(ConditionalCheckFailedException)
def get_share(share_to_score, user_to_score):
try:
share = table.get_item(share_id = share_to_score)
print('Fetched share from db. Share id is: {}'.format(share_to_score))
except ItemNotFound:
share = Item(table, data={
'share_id': share_to_score,
'username': user_to_score,
'points': 0,
'voters': [],
'upvote_count': 0,
'downvote_count': 0,
'last_vote': '',
'first_upvote': True,
'first_downvote': True
})
print('Created new share object. Share id is: {}'.format(share_to_score))
return share
def test_delete_item():
table = create_table()
item_data = {
'forum_name': 'LOLCat Forum',
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item = Item(table, item_data)
item['subject'] = 'Check this out!'
item.save()
table.count().should.equal(1)
response = item.delete()
response.should.equal(True)
table.count().should.equal(0)
item.delete().should.equal(False)
def test_query_with_local_indexes():
table = create_table_with_local_indexes()
item_data = {
'forum_name': 'Cool Forum',
'subject': 'Check this out!',
'version': '1',
'threads': 1,
'status': 'inactive'
}
item = Item(table, item_data)
item.save(overwrite=True)
item['version'] = '2'
item.save(overwrite=True)
results = table.query(forum_name__eq='Cool Forum', index='threads_index', threads__eq=1)
list(results).should.have.length_of(1)
def test_delete_item():
table = create_table()
item_data = {
"forum_name": "LOLCat Forum",
"Body": "http://url_to_lolcat.gif",
"SentBy": "User A",
"ReceivedTime": "12/9/2011 11:36:03 PM",
}
item = Item(table, item_data)
item.save()
table.count().should.equal(1)
response = item.delete()
response.should.equal(True)
table.count().should.equal(0)
# Deletes are idempotent and 'False' here would imply an error condition
item.delete().should.equal(True)
def test_delete_item():
table = create_table()
item_data = {
'forum_name': 'LOLCat Forum',
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item = Item(table, item_data)
item.save()
table.count().should.equal(1)
response = item.delete()
response.should.equal(True)
table.count().should.equal(0)
# Deletes are idempotent and 'False' here would imply an error condition
item.delete().should.equal(True)
def test_query_with_global_indexes():
table = Table.create('messages',
schema=[
HashKey('subject'),
RangeKey('version'),
],
global_indexes=[
GlobalAllIndex('topic-created_at-index',
parts=[
HashKey('topic'),
RangeKey('created_at',
data_type='N')
],
throughput={
'read': 6,
'write': 1
}),
GlobalAllIndex('status-created_at-index',
parts=[
HashKey('status'),
RangeKey('created_at',
data_type='N')
],
throughput={
'read': 2,
'write': 1
})
])
item_data = {
'subject': 'Check this out!',
'version': '1',
'created_at': 0,
'status': 'inactive'
}
item = Item(table, item_data)
item.save(overwrite=True)
item['version'] = '2'
item.save(overwrite=True)
results = table.query(status__eq='active')
list(results).should.have.length_of(0)
def test_delete_item():
table = create_table()
item_data = {
'forum_name': 'LOLCat Forum',
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item = Item(table, item_data)
item['subject'] = 'Check this out!'
item.save()
table.count().should.equal(1)
response = item.delete()
response.should.equal(True)
table.count().should.equal(0)
# Deletes are idempotent
item.delete().should.equal(True)
def test_delete_item():
table = create_table()
item_data = {
'forum_name': 'LOLCat Forum',
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item = Item(table, item_data)
item.save()
table.count().should.equal(1)
response = item.delete()
response.should.equal(True)
table.count().should.equal(0)
# Deletes are idempotent and 'False' here would imply an error condition
item.delete().should.equal(True)
from boto.dynamodb2.table import Table
from boto.dynamodb2.table import Item
import time
reading = Table('sump')
#print reading
polltime = long(time.time())
level = 30
new_entry = Item(reading, data={
'Id': 'sump',
'Date': polltime,
'Level': level,
})
new_entry.save()
True
from boto.dynamodb2.table import Table
from boto.dynamodb2.table import Item
import time
reading = Table("sump")
# print reading
polltime = long(time.time())
level = 30
new_entry = Item(reading, data={"Id": "sump", "Date": polltime, "Level": level})
new_entry.save()
True
def new_client(self, data):
item = Item(self, data=data)
return item
def profile_new(self, stats):
clean_stats = self.profile_clean(stats)
clean_stats[time_keys.ts_add] = int(time.time())
item = Item(self, data=clean_stats)
item.save()
return item
def missing(self, t):
item = Item(self, data=t)
item.save()
def test_batch_read():
table = create_table()
item_data = {
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
}
item_data['forum_name'] = 'the-key1'
item = Item(table, item_data)
item.save()
item = Item(table, item_data)
item_data['forum_name'] = 'the-key2'
item.save(overwrite=True)
item_data = {
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User B',
'ReceivedTime': '12/9/2011 11:36:03 PM',
'Ids': set([1, 2, 3]),
'PK': 7,
}
item = Item(table, item_data)
item_data['forum_name'] = 'another-key'
item.save(overwrite=True)
results = table.batch_get(keys=[
{
'forum_name': 'the-key1'
},
{
'forum_name': 'another-key'
},
])
# Iterate through so that batch_item gets called
count = len([x for x in results])
count.should.equal(2)
sys.exit(1)
# Figure out the time the recording was taken.
# Need to figure out how to accomodate for DST
# offset = 60*60*6 # we'll subtract 6 hours worth of seconds to adjust timezone from GMT
polltime = long(time.time())
# Write data to Amazon's dynamodb for cloud storage
from boto.dynamodb2.table import Table
from boto.dynamodb2.table import Item
reading = Table('sump')
new_entry = Item(reading,
data={
'Id': 'sump',
'Date': polltime,
'Level': depth,
'Pressure': pressure,
})
new_entry.save()
# Push SMS alert to phone if sump reaches critical level
# Recipient ph # is managed in the AWS SNS admin
# TO-DO:
# Check dynamodb to see how many messages sent in last 60 mins.
# If 3, mention in message that it will be the last one for x mins.
# if 4, do not send
# put url to chart in msg
if notificationkillswitch == 0:
if depth > alertthreshold:
sns = boto.connect_sns()
#!/usr/bin/env python
#
# Sends notification via AWS SNS (Amazon's messaging service) every time the raspberry pi starts up
from boto.dynamodb2.table import Table
from boto.dynamodb2.table import Item
import time, boto
sns = boto.connect_sns()
now = long(time.time())
startuptime = time.strftime('%H:%M:%S', time.localtime(now))
arn = "arn:aws:sns:us-east-1:361127226605:SumpPumpAlerts"
msg = "Telemetry Pi successful startup at " + startuptime
subj = "Telemetry Pi booted at " + startuptime
sns.publish(arn, msg, subj)
# Store SMS message to DynamoDB for logging purposes:
reading = Table('sns_alerts')
new_entry = Item(reading,
data={
'type': 'bootup',
'date': now,
'subject': subj,
'message': msg,
})
new_entry.save()
True
print subj
def create_item(self, data):
return Item(self.table, data=data)
def test_batch_read():
table = create_table()
item_data = {
"Body": "http://url_to_lolcat.gif",
"SentBy": "User A",
"ReceivedTime": "12/9/2011 11:36:03 PM",
}
item_data["forum_name"] = "the-key1"
item = Item(table, item_data)
item.save()
item = Item(table, item_data)
item_data["forum_name"] = "the-key2"
item.save(overwrite=True)
item_data = {
"Body": "http://url_to_lolcat.gif",
"SentBy": "User B",
"ReceivedTime": "12/9/2011 11:36:03 PM",
"Ids": set([1, 2, 3]),
"PK": 7,
}
item = Item(table, item_data)
item_data["forum_name"] = "another-key"
item.save(overwrite=True)
results = table.batch_get(keys=[{
"forum_name": "the-key1"
}, {
"forum_name": "another-key"
}])
# Iterate through so that batch_item gets called
count = len([x for x in results])
count.should.equal(2)
def test_query():
table = create_table()
item_data = {
'forum_name': 'LOLCat Forum',
'Body': 'http://url_to_lolcat.gif',
'SentBy': 'User A',
'ReceivedTime': '12/9/2011 11:36:03 PM',
'subject': 'Check this out!'
}
item = Item(table, item_data)
item.save(overwrite=True)
item['forum_name'] = 'the-key'
item['subject'] = '456'
item.save(overwrite=True)
item['forum_name'] = 'the-key'
item['subject'] = '123'
item.save(overwrite=True)
item['forum_name'] = 'the-key'
item['subject'] = '789'
item.save(overwrite=True)
table.count().should.equal(4)
results = table.query(forum_name__eq='the-key',
subject__gt='1',
consistent=True)
expected = ["123", "456", "789"]
for index, item in enumerate(results):
item["subject"].should.equal(expected[index])
results = table.query(forum_name__eq="the-key",
subject__gt='1',
reverse=True)
for index, item in enumerate(results):
item["subject"].should.equal(expected[len(expected) - 1 - index])
results = table.query(forum_name__eq='the-key',
subject__gt='1',
consistent=True)
sum(1 for _ in results).should.equal(3)
results = table.query(forum_name__eq='the-key',
subject__gt='234',
consistent=True)
sum(1 for _ in results).should.equal(2)
results = table.query(forum_name__eq='the-key', subject__gt='9999')
sum(1 for _ in results).should.equal(0)
results = table.query(forum_name__eq='the-key', subject__beginswith='12')
sum(1 for _ in results).should.equal(1)
results = table.query(forum_name__eq='the-key', subject__beginswith='7')
sum(1 for _ in results).should.equal(1)
results = table.query(forum_name__eq='the-key',
subject__between=['567', '890'])
sum(1 for _ in results).should.equal(1)
def id_generator(size=6, chars=string.ascii_uppercase + string.digits):
return ''.join(random.choice(chars) for _ in range(size))
conn = boto.dynamodb2.connect_to_region(
'eu-west-1'
)
users = Table('CMR', connection=conn)
data = users.get_item(node='ccm1',date='2014-01-02')
print data
print data['date'],data['a_number'],data['duration']
data['duration']=data['duration']+random.randint(1,5)
data.save()
node=id_generator()
dato2 = Item(users, data= {
'node': node,
'date': '2015-01-01',
'duration': 3
})
dato2.save()