This reference for version: 1.3.7
+Moon is an enterprise version of Selenoid using Kubernetes to launch browsers.
+1. Getting Started
+1.1. Quick Start Guide
+-
+
-
+
Prerequisites:
+++-
+
-
+
Running Kubernetes cluster
+
+ -
+
+kubectl
client installed and pointing to the cluster+++
++ ++ + ++If you are running Kubernetes cluster on virtual machines, we usually recommend having bigger VMs instead of smaller ones. This allows to avoid available CPUs and memory fragmentation issues. For example having 24 CPU cores overall it is better to start 3 x 8 CPU core VMs instead of 12 x 2 CPU core. + +
+
+ -
+
-
+
Clone an example configuration repository:
+++++$ git clone https://github.com/aerokube/moon-deploy.git +$ cd moon-deploy
+
+ -
+
Run one command to start Moon and Moon API:
+++++$ kubectl apply -f moon.yaml
+++By default Moon is started in a separate namespace called
+moon
so we append-n moon
to the next commands.+++
++ ++ + ++ +++In Google Cloud you may also need to give cluster admin permissions to your Google account as follows:
+++++$ kubectl create clusterrolebinding cluster-admin-binding --clusterrole=cluster-admin --user=username@example.com # Use you real Google account email
+
+ -
+
Wait for LoadBalancer IP to allocate:
+++++$ kubectl get svc -n moon +NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE +moon LoadBalancer 10.63.242.109 <pending> 4444:31894/TCP,8080:30625/TCP 17s
+++It will look like this when finished:
+++++$ kubectl get svc -n moon +NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE +moon LoadBalancer 10.63.242.109 104.154.161.58 4444:31894/TCP,8080:30625/TCP 1m
+++Now you can optionally point a domain name to this IP address:
+++++$ host moon.example.com +moon.example.com has address 104.154.161.58
+
+ -
+
Run your tests against
+moon
like you do with regular Selenium:++++http://104.154.161.58:4444/wd/hub
++++
++ ++ + ++When running your tests for the first time for every browser version Kubernetes will download and cache requested browser image. This can take several minutes depending on your network connection. + +++Same address using domain name:
+++++http://moon.example.com:4444/wd/hub
+
+ -
+
Moon web interface is available at:
+++++http://104.154.161.58:8080/
+
+
1.2. Frequently Asked Questions
+1.2.1. Where are Moon logs?
+See Log Files section.
+1.2.2. Where are recorded videos stored?
+Moon automatically saves session logs and recorded video files to S3 compatible storage. If S3 storage is not configured - then video recording will not work.
+1.2.3. How to update configuration of a running Moon cluster?
+Just update respective config maps (config
, quota
) or secrets (users
, credentials
) with standard Kubernetes commands (kubectl edit
or kubectl replace
). For example:
$ kubectl edit configmap config -n moon # Updating global Moon configuration +$ kubectl edit configmap quota -n moon # Updating Moon quota +$ kubectl edit secret users -n moon # Updating Moon users +$ kubectl edit secret credentials -n moon # Updating Moon credentials (e.g. S3 access keypair)+
These commands will open your preferred editor with respective data: do any desired modifications, save and exit. Changes are applied immediately but how fast Moon will see them depends on Kubernetes caching settings (default is 1 minute
).
1.2.4. Connection was closed unexpectedly
+If your HTTP requests are randomly hanging - this can mean that you can have too low HTTP request timeout value on your network load balancer (LoadBalancer
, Ingress
, Openshift Route
). Very often default value is about 30 seconds
and this can lead to closed connections when a lot of new Selenium session requests are being sent to Moon. How to set timeout setting usually depends on cloud platform you are using. For example in AWS this can look like:
kind: Service
+apiVersion: v1
+metadata:
+ name: moon
+ namespace: moon
+ annotations:
+ service.beta.kubernetes.io/aws-load-balancer-connection-idle-timeout: "60" # AWS load balancer timeout setting
+spec:
+ type: LoadBalancer
+ # The rest of spec goes here...
+1.2.5. Browser pods are freezing
+This is a known issue in Kubernetes DNS server settings. Current fix is to turn off DNS caching. To do this:
+-
+
-
+
Open DNS configuration map for editing (this will open an editor):
+++++$ kubectl edit cm coredns -n kube-system
+
+ -
+
You will see YAML content like the following:
+++++
+apiVersion: v1 +data: + Corefile: | + .:53 { + errors + health + kubernetes cluster.local in-addr.arpa ip6.arpa { + pods insecure + upstream + fallthrough in-addr.arpa ip6.arpa + } + prometheus :9153 + proxy . /etc/resolv.conf + cache 30 + loop + reload + loadbalance + } +kind: ConfigMap +metadata: + creationTimestamp: 2019-01-17T10:32:38Z + name: coredns + namespace: kube-system + resourceVersion: "206" + selfLink: /api/v1/namespaces/kube-system/configmaps/coredns + uid: 3668d0fe-1a43-11e9-ad0b-025000000001
+ -
+
Remove one line:
+++++cache 30
+
+ -
+
Save changes and exit the editor.
+
+
1.2.6. No space left on device
+If you are getting the following error…
+2019/01/23 13:47:11 [INIT] [Failed to init quota reloader: unable to watch directory: no space left on device]+
…and have sufficient disk space then it can be caused by insufficient number of inotify watchers. Moon is using inotify to automatically reload configuration files when they change. To fix this execute one command on Kubernetes hosts:
+$ echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p+
1.2.7. DNS lookup timeouts
+If you are using Flannel as Kubernetes networking engine and receiving DNS lookup timeouts like the following…
+2019/02/21 08:37:32 [VNC_ERROR] [10.244.1.1] [dial tcp: lookup chrome-71-0-686efb96-eabe-4435-af31-21a33c8a4c8b on 10.96.0.10:53: read udp 10.244.1.11:40603->10.96.0.10:53: i/o timeout]
+…then you may need to set the following kernel property on Kubernetes nodes:
+$ sysctl net.bridge.bridge-nf-call-iptables=1
+1.3. Installing to Openshift
+-
+
-
+
Prerequisites:
+++-
+
-
+
Running Openshift cluster
+
+ -
+
+oc
client installed and pointing to the cluster
+
+ -
+
-
+
Clone an example configuration repository:
+++++$ git clone https://github.com/aerokube/moon-deploy.git +$ cd moon-deploy
+
+ -
+
Add
+edit
policy todefault
account so Moon could read project pod quota:++++$ oc policy add-role-to-user edit system:serviceaccount:moon:default
+++Here we assume that Openshift project for Moon is called
+moon
.
+ -
+
Start Moon with Openshift UI or
+oc
client usingmoon-openshift.yaml
file:++++$ oc create -f moon-openshift.yaml -n moon
+
+ -
+
Run Selenium tests against
+moon
service listening on port4444
:++++http://<moon-ip-or-hostname>:4444/wd/hub
+
+
1.4. Required Permissions
+Moon requires very limited set of permissions and should work with default Kubernetes settings. The following table summarizes what needs to be accessible.
+Permission |
+Purpose |
+
To start and stop pods |
+Used to start pods with browsers |
+
To start and stop services |
+Used to provide network connectivity to browser pods |
+
To read data from config maps |
+Used to share various configuration data among Moon replicas: S3 configuration, custom images configuration and so on |
+
To read data from secrets |
+Used to share S3 credentials among Moon replicas |
+
To read resource quota information |
+Used to verify that Moon can run no more than total number of browser pods allowed by license |
+
To create and update resource quota information |
+Optional. Used only in case when no resource quota was configured |
+
To create and delete secrets |
+Optional. Used only in case when no resource quota was configured |
+
+ + | +
+All these permissions are normally enabled by default when running Moon and its browser pods in the same Kubernetes namespace. To configure a namespace for browser pods - use -namespace flag for Moon and Moon API. If you are starting Moon in one namespace and specify -namespace flag pointing to another namespace, then you may require additional Kubernetes permissions to be enabled.
+ |
+
1.5. Cluster Architecture
++
Moon cluster consists of several important components:
+-
+
-
+
One or more
+Moon
application instances. Their main purpose is to start and stop browser containers. These replicas are usually exposed as Kubernetes service available on standard Selenium port4444
. You should run all the tests against this service.
+ -
+
One or more
+Moon API
application instances. This API collects and returns various data about running browsers.Moon API
can be optionally exposed as Kubernetes service available on HTTP port8888
. By default it is only accessible inside Kubernetes cluster.
+ -
+
One or more
+Moon UI
application instances.Moon UI
collects information from Moon API and visualizes it. It is usually available on HTTP port8080
.
+ -
+
Running browser pods. Moon is using exactly the same browser images as Selenoid.
+
+
Moon is completely stateless and does not require any external database to run browser sessions.
++
When user requests a new browser session - a Kubernetes pod containing desired browser version is created. Moon also creates a Kubernetes service (with generated name like chrome-71-0-<UUID>
) to deliver network connectivity to browser pod. Having a running pod and service - a standard new Selenium session request is sent to it. After receiving unique session identifier (so called Selenium session ID
) Moon replaces it with the generated Kubernetes service name and returns the response to user. Subsequent Selenium requests are just proxied to respective service by using Selenium session ID as service name.
1.6. Moon vs Selenoid
+Moon takes all the best practices and features from Selenoid and adds many more:
+-
+
-
+
Unlimited automatic scalability. You always have enough browsers of any desired version available in the cluster. When running the cluster in cloud platforms such as Google Cloud you can adjust settings to automatically scale depending on current load. This allows to combine efficiency with competitive cost.
+
+ -
+
Completely stateless. Selenoid stores in memory information about currently running browser sessions. If for some reason its process crashes - then all running sessions are lost. Moon contrarily has no internal state and can be replicated across datacenters. Browser sessions remain alive even if one or more replicas go down.
+
+ -
+
Uniform load distribution. Load balancers like Ggr are using random load distribution across available browser hosts. This makes them inefficient when overall load is above 80% of cluster capacity. Moon delivers exactly uniform distribution working good even under 100% load.
+
+ -
+
Fully graceful. Any maintenance operations with the cluster do not interrupt running browser sessions. Every cluster component shuts down gracefully.
+
+
2. Configuration
+2.1. Users List
+Moon is a multi-user application allowing different users access different browser versions. A single htpasswd file is used to store users information. This file is saved to Kubernetes Secret and mounted to Moon container as a volume. A typical users file is a text file with user names and their encrypted passwords separated by colon:
+$ cat users.htpasswd
+test:$apr1$.dZyHlKN$jdoZkin/kPviFNArx/cVL1 # User is test, password is encrypted
+alice:$apr1$mLYJAC4y$VYeJstWjWP/4iVlH/TNcD.
+bob:$apr1$gyqzbSpt$RBNcxrsQaolPZCQZW0VQW1
+2.1.1. Updating Users List
+To add or remove users:
+-
+
-
+
Modify
+users.htpasswd
withhtpasswd
command:++++$ htpasswd -Bbn new-user new-user-password >> users.htpasswd # Adding new user +$ htpasswd -Bb users.htpasswd some-user new-password # Updating password +$ htpasswd -D users.htpasswd test-user # Deleting existing user
+
+ -
+
Update
+users
secret:++++$ kubectl replace secret users --from-file=./users.htpasswd -n moon
+
+ -
+
Changes are applied immediately without Moon restart.
+
+
2.2. Browsers List
+Moon is using a simple JSON-based configuration to store available browsers list. A typical browsers list file looks like the following:
+{
+ "firefox": { (1)
+ "default": "62.0", (2)
+ "versions": { (3)
+ "62.0": { (4)
+ "image": "selenoid/firefox:62.0", (5)
+ "port": "4444", (6)
+ "path": "/wd/hub", (7)
+ "volumes": ["/from:/to", "/another:/test"], (8)
+ "resources": { (9)
+ "limits": {
+ "cpu": "2",
+ "memory": "2Gi"
+ },
+ "requests": {
+ "cpu": "200m",
+ "memory": "1Gi"
+ }
+ },
+ "privileged": true, (10)
+ "nodeSelector": { (11)
+ "node-type": "hardware"
+ },
+ "env": ["TZ=Europe/Moscow", "LANG=ru"], (12)
+ "hosts": ["example.com:192.168.0.1"], (13)
+ },
+ "60.0": {
+ //...
+ }
+ }
+ },
+ "chrome": {
+ //...
+ },
+ "opera": {
+ "default": "56.0",
+ "versions": {
+ //...
+ }
+ }
+}
+1 | +Browser name | +
2 | +Default browser version | +
3 | +A list of available browser versions | +
4 | +Version name | +
5 | +Image name | +
6 | +Port to proxy connections to. In the majority of cases should be 4444. | +
7 | +Path relative to / where we request a new session, see below | +
8 | +A list of volumes to mount to browser container | +
9 | +Resource configuration for browser container (CPU and memory) | +
10 | +Whether to run browser pod in privileged mode (default is false) | +
11 | +Kubernetes node selector (allows to run pods on particular hosts only) | +
12 | +Environment variables passed to browser container | +
13 | +Custom /etc/hosts entries to be passed to browser container in hostname:ip format |
+
2.2.1. Per-user Browser Lists
+As you already know Moon is a multi-user application. For every user you need to create one file - <username>.json
. For example for user alice
from users.htpasswd
you should create alice.json
. All JSON files should be stored in the same directory specified by -quota-dir
flag:
\---quota + |---- alice.json + |---- browsers.json + |---- bob.json + |---- test.json+
Such directory is then uploaded to Kubernetes ConfigMap and mounted to Moon container as a volume.
+2.2.2. Guest Quota
+In some cases you may need anonymous Selenium access - without username and password. In terms of Moon this is called guest quota
and is configured with -guest-user
flag (default value is browsers
). Any browser versions specified in <guest-user>.json
file will be available without username and password:
-guest-user browsers ====> browsers.json # This is the default +-guest-user guest-user ====> guest-user.json+
2.2.3. Updating Browsers List
+To add or remove browsers:
+-
+
-
+
Having configuration files stored in
+quota
directory apply desired modifications.
+ -
+
Update
+quota
ConfigMap using contents ofquota
directory:++++$ kubectl replace configmap quota --from-file=quota -n moon
+
+ -
+
Changes are applied immediately without Moon restart. All running user sessions will continue to work without any interruption.
+
+
2.3. Configuration File
+Moon stores all advanced configuration options (e.g. S3 settings) in a special JSON file called service.json
:
service.json
file{
+ "s3": { (1)
+ "endpoint": "https://storage.googleapis.com", (2)
+ "bucketName": "moon-test", (3)
+ "version": "S3v2", (4)
+ "keyPattern": "$quota/$date" (5)
+ },
+ "images": { (6)
+ "logger": { (7)
+ "image": "my-reg.com/moon/logger:1.2.0", (8)
+ "cpu": "0.3", (9)
+ "mem": "1024Mi" (10)
+ }
+ },
+ "annotations": { (11)
+ "key1": "value1", (12)
+ "key2": "value2"
+ }
+}
+1 | +S3 configuration section | +
2 | +S3 endpoint URL | +
3 | +S3 bucket name | +
4 | +S3 signature version (should be S3v2 or S3v4 ) |
+
5 | +S3 key pattern | +
6 | +Custom Moon system images section (to use Moon with private Docker registries) | +
7 | +Custom Moon image definition (one of logger , defender , videoRecorder ) |
+
8 | +Custom Moon image reference | +
9 | +Custom Moon image CPU limit | +
10 | +Custom Moon image memory limit | +
11 | +Custom pod annotations section (applies globally to all browser versions) | +
12 | +Custom pod annotation key and value | +
service.json
is mounted to Moon container as a regular file using Kubernetes config map. Path to configuration file is specified with -config-file
Moon flag. Any changes to configuration file are applied immediately - no need to restart Moon.
service.json
file to MoonapiVersion: v1
+kind: ConfigMap
+metadata:
+ name: config
+ namespace: moon
+data:
+ service.json: |
+ {
+ "s3": {
+ "endpoint": "https://storage.googleapis.com",
+ "bucketName": "moon-test",
+ "version": "S3v2"
+ }
+ }
+---
+apiVersion: apps/v1beta1
+kind: Deployment
+metadata:
+ name: moon
+ namespace: moon
+spec:
+ template:
+ metadata:
+ labels:
+ app: moon
+ spec:
+ containers:
+ - name: moon
+ image: aerokube/moon:latest-release
+ args: ["-config-file", "/config/service.json"]
+ volumeMounts:
+ - name: config
+ mountPath: /config
+ readOnly: true
+ volumes:
+ - name: config
+ configMap:
+ name: config
+2.4. Credentials Secret
+Moon reads all credentials (e.g. S3 keys) from an optional Kubernetes secret called credentials
. This secret is mounted to Moon container as a regular directory with files corresponding to different. Path to credentials directory is specified with -credentials-file
Moon flag. Any changes to credentials secret are applied immediately - no need to restart Moon.
apiVersion: v1
+kind: Secret
+metadata:
+ name: credentials
+ namespace: moon
+stringData:
+ s3.accessKey: "access-key-value"
+ s3.secretKey: "secret-key-value"
+---
+apiVersion: apps/v1beta1
+kind: Deployment
+metadata:
+ name: moon
+ namespace: moon
+spec:
+ template:
+ metadata:
+ labels:
+ app: moon
+ spec:
+ containers:
+ - name: moon
+ image: aerokube/moon:latest-release
+ args: ["-credentials-dir", "/credentials"]
+ volumeMounts:
+ - name: credentials
+ mountPath: /credentials
+ readOnly: true
+ volumes:
+ - name: credentials
+ secret:
+ secretName: credentials
+The following keys are supported:
+Key | +Meaning | +
---|---|
s3.accessKey |
+S3 access key value |
+
s3.secretKey |
+S3 secret key value |
+
2.5. Installing License
++ + | ++According to license agreement you can use up to 4 parallel sessions without a license. If you wish to have more parallel sessions - order a license and follow this section steps to install the license. + | +
-
+
-
+
To install a license you should have a license key file. A typical license file looks like this:
+++++$ cat license.key 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
+++Moon container is expecting to find license key file in the path specified by
+-license-file
parameter. You need to mount license key file as a volume to every Moon container
+ -
+
Having a license key file - create a Kubernetes secret:
+++++$ kubectl create secret generic license-key --from-file /path/to/license.key -n moon
+++If you prefer YAML - this will look like:
+++Creating a secret for license key+++
+apiVersion: v1 +kind: Secret +metadata: + name: license-key + namespace: moon +stringData: + license.key: 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
+ -
+
When starting Moon - mount this secret as a volume and point
+-license-file
to mounted file:++Starting Moon with license key+++
+apiVersion: apps/v1beta1 +kind: Deployment +metadata: + name: moon + namespace: moon +spec: + replicas: 3 + template: + metadata: + labels: + app: moon + spec: + containers: + - name: moon + image: aerokube/moon:latest-release + args: ["-license-file", "/license/license.key"] # Pointing to license key file + resources: + # Resources here + ports: + # Ports here + volumeMounts: + # Other mounts here + - name: license-key # Mounting volume with license key + mountPath: /license + readOnly: true + volumes: + # Other volumes here + - name: license-key # Creating volume from secret + secret: + secretName: license-key
+
2.5.1. How Licenses Work
+Every license key gives you an ability to run fixed number of parallel browser sessions. To limit maximum number of browser sessions Moon is using built-in Kubernetes resource quota feature. Every browser session in Moon is a separate Kubernetes pod. When started Moon checks that respective pod resource quota exists (that is to say total number of pods is limited). If not found such resource quota is automatically created. You can have any desired number of Moon, Moon API and Moon UI replicas (i.e. pods) in your cluster. These pods are added to total number of parallel browser sessions from license key. For example:
+-
+
-
+
Your license key covers 100 parallel sessions
+
+ -
+
You have 5 pods with Moon, Moon API and Moon UI (Moon pods)
+
+ -
+
Correct pods quota is no more than 100 + 5 = 105 pods
+
+
Having such pods quota and 5 running Moon pods, Kubernetes will allow to start 100 browser pods maximum. New browser session requests exceeding the quota will wait for previous sessions to finish, i.e. previous pods to be removed by Moon. To determine that a running pod is a Moon pod its labels are analysed. Any pod is considered a Moon pod if the following label selector matches:
+app in (moon, moon-api, moon-ui)+
So when starting Moon - you should add a label app
with value: moon
, moon-api
or moon-ui
to respective pod definitions.
2.6. Advanced Configuration
+2.6.1. Uploading Files to S3
+You can configure Moon to send sessions logs and recorded video files to S3-compatible storage. Such type of storage is supported by AWS, Google Cloud, Microsoft Azure, Digital Ocean and many other cloud providers. To deploy a private S3-compatible storage you can use Minio. To enable S3 support in Moon:
+-
+
-
+
Create an S3 bucket. In this example bucket name is
+moon-test
. You will get an access key and a secret key for the bucket. Also you need to know supported S3 protocol version (usually specified in documentation).
+ -
+
Create a
+service.json
file with the following contents:++++$ cat service.json +{ + "s3": { + "endpoint": "https://storage.googleapis.com", + "bucketName": "moon-test", + "version": "S3v2" + } +}
+
+ -
+
Save
+service.json
to a Kubernetes config map, mount it as a file to Moon container and then specify path to the file using-config-file
flag as shown in Configuration File section.
+ -
+
Create a Kubernetes credentials secret, mount it as a directory to Moon container and then specify path to this directory using
+-credentials-dir
flag as shown in Credentials Secret section.++S3 credentials secret+++
+apiVersion: v1 +kind: Secret +metadata: + name: credentials + namespace: moon +stringData: + s3.accessKey: "access-key-value" + s3.secretKey: "secret-key-value"
+ -
+
By default files are uploaded to S3 bucket as follows:
+++Default S3 bucket layout+++\---my-bucket + \---- <session-id> + |---- video.mp4 + |---- session.log
+++Moon allows to organize any custom S3 keys layout using S3 key pattern with placeholders. A typical S3 key pattern looks like the following:
+++Typical S3 key pattern+++$quota/$browserName/$browserVersion/$platformName/$sessionId
+++Here every placeholder such as
+$quota
,$browserName
,$browserVersion
and so on will be replaced by corresponding information: user name, browser name, browser version. The resulting S3 key will be used as a directory to save log and video files. A list of supported placeholders is shown in the table below:+
+Table 3. S3 Key Placeholders ++ + ++ + + + + +Placeholder +Meaning ++ + +$sessionId
+Replaced by Selenium session ID
+ + +$browserName
+Replaced by Selenium browser name capability value
+ + +$browserVersion
+Replaced by Selenium browser version capability value
+ + +$platformName
+Replaced by Selenium platform capability value
+ + +$date
+Replaced by current date, e.g.
2018-11-01
+ + + +$quota
+Replaced by quota name (i.e. user name provided in Selenium URL)
++Default S3 key pattern is just
+$sessionId
:++Default video and log paths+++my-bucket/chrome-71-0-686efb96-eabe-4435-af31-21a33c8a4c8b/video.mp4 +my-bucket/chrome-71-0-686efb96-eabe-4435-af31-21a33c8a4c8b/session.log
+++You change S3 key pattern in
+service.json
file as follows:++Setting custom S3 key pattern in+service.json
++
+{ + "s3": { + // The rest of S3 settings go here... + "keyPattern": "$quota/$browserName/$browserVersion/$platformName/$sessionId" (1) + }, + "images": { + //... + }, + "annotations": { + //... + } +}
+++
++ +1 +Custom S3 key pattern +
+ -
+
When you update a config map with
+service.json
or acredentials secret
- settings are applied immediately without Moon restart.
+
2.6.2. Using Custom Docker Registry
+By default Moon downloads all images (aerokube/defender
, aerokube/logger
and so on) from public Docker registry. If in your environment due to security restrictions Docker images can only be downloaded from private registry you need to configure Moon to work with this registry. To do this:
-
+
-
+
Configure Kubernetes authentication to your private registry:
+++++$ kubectl create secret docker-registry my-registry.example.com --docker-server=my-registry.example.com --docker-username=some-user --docker-password=registry-password --docker-email=some-user@example.com +$ kubectl patch serviceaccount default -p '{"imagePullSecrets": [{"name": "my-registry.example.com"}]}' # Use correct service account name here
+
+ -
+
Copy all desired browser images to your registry:
+++++selenoid/chrome:73.0 => my-registry.example.com/moon/chrome:73.0
+
+ -
+
Update Browsers List file (
+browsers.json
) to use new browser images:++Browsers List File with Custom Images+++
+{ + "chrome": { + "default": "73.0", + "versions": { + "73.0": { + "image": "my-registry.example.com/moon/chrome:73.0", + "port": "4444" + }, + "72.0": { + "image": "my-registry.example.com/moon/chrome:72.0", + "port": "4444" + } + } + } +}
+ -
+
Copy desired version of the Moon service images to your registry:
+++++aerokube/moon-video-recorder:1.3.4 => my-registry.example.com/moon/moon-video-recorder:1.3.4 +aerokube/defender:1.3.4 => my-registry.example.com/moon/defender:1.3.4 +aerokube/logger => my-registry.example.com/moon/logger:1.3.4
+
+ -
+
Override Moon service images, create a
+service.json
file with the following contents:++++$ cat service.json +{ + "images": { + "videoRecorder": { + "image": "my-registry.example.com/moon/video-recorder:latest-release" + }, + "defender": { + "image": "my-registry.example.com/moon/defender:latest-release" + }, + "logger": { + "image": "my-registry.example.com/moon/logger:latest-release" + } + } +}
+++If you already have S3 configuration in
+service.json
file - just append newimages
key to it.++You can optionally adjust CPU and memory limits for each image as follows:
+++Adjusting memory and CPU limits for system images+++
+{ + "images": { + "logger": { + "image": "my-registry.example.com/moon/logger:latest-release", + "cpu": "0.3", + "mem": "1024Mi" + } + } +}
+ -
+
Save
+service.json
to a Kubernetes config map, mount it as a file to Moon container and then specify path to the file using-config-file
flag as shown in Configuration File section. When you update a config map withservice.json
- settings are applied immediately without Moon restart.
+ -
+
Copy desired version of Moon main images to your registry:
+++++aerokube/moon:1.3.4 => my-registry.example.com/moon/moon:1.3.4 +aerokube/moon-api:1.3.4 => my-registry.example.com/moon/moon-api:1.3.4 +aerokube/selenoid-ui:1.6.5 => my-registry.example.com/moon/selenoid-ui:1.6.5
+
+ -
+
Use new main Moon images from the previous step in Kubernetes YAML definitions to start Moon, Moon API and Moon UI.
+
+
2.6.3. Adjusting Timeouts
+Sometimes things go wrong: user can unexpectedly disconnect or browser session starts longer than needed. This can lead to overall cluster degradation because of broken browser pods occupying all available hardware. To prevent such cases Moon automatically detects and closes suspicious browser sessions. Several flags allow to adjust timeout settings:
+Flag | +Default Value | +Meaning | +Notes | +
---|---|---|---|
-timeout |
+1 minute |
+Maximum browser session idle time - measured as maximum time between separate HTTP requests corresponding to a running session. |
+When this timeout expires - session is automatically closed. You may need to increase this timeout when tested application pages load too slowly. |
+
-session-attempt-timeout |
+10 minutes |
+Maximum time to start browser pod. |
+This time includes Kubernetes scheduling time and browser image download duration. |
+
2.6.4. Adjusting Resources Consumption
++ + | ++Flags and fields described in this section apply to browser container consumption only. Other system containers started in browser pod have reasonable fixed values assigned. + | +
Moon has reasonable defaults for resources consumed by every browser pod. Sometimes you may need to override these settings. To override resource settings globally for every browser image use one of the following flags:
+Flag | +Default Value | +Meaning | +
---|---|---|
-cpu-limit |
+1 |
+Hard CPU limit for browser container (no more than this limit is given) |
+
-cpu-request |
+1 |
+Soft (guaranteed) CPU limit for browser container |
+
-memory-limit |
+1Gi |
+Hard memory limit for browser container |
+
-memory-request |
+512Mi |
+Soft memory limit for browser container |
+
You can also override the same values for every browser image in browsers list file:
+{
+ "firefox": {
+ "default": "62.0",
+ "versions": {
+ "62.0": {
+ "image": "selenoid/firefox:62.0",
+ "port": "4444",
+ "path": "/wd/hub",
+ "resources": { (1)
+ "limits": { (2)
+ "cpu": "2", (3)
+ "memory": "2Gi" (4)
+ },
+ "requests": { (5)
+ "cpu": "200m", (6)
+ "memory": "1Gi" (7)
+ }
+ }
+ }
+ }
+ }
+}
+1 | +Resources definition section | +
2 | +Limits definition section | +
3 | +CPU limit field | +
4 | +Memory limit field | +
5 | +Requests definition section | +
6 | +CPU request field | +
7 | +Memory request field | +
In some installations you may also want to completely disable CPU or memory limits for all browsers pods. This can be achieved with one of the following flags:
+Flag | +Meaning | +
---|---|
-disable-cpu-limits |
+Completely disables CPU limits for all browser pods |
+
-disable-memory-limits |
+Completely disables memory limits for all browser pods |
+
2.6.5. Running Browser Pods in Privileged Mode
+In some cases like running Android emulators browser container should be run in privileged
mode. This setting can be applied separately to each browser version in browsers list file as follows:
{
+ "firefox": {
+ "default": "62.0",
+ "versions": {
+ "62.0": {
+ "image": "selenoid/firefox:62.0",
+ "port": "4444",
+ "path": "/wd/hub",
+ "privileged": true (1)
+ }
+ }
+ }
+}
+1 | +Launch container in privileged mode | +
2.6.6. Using Node Selectors
+Sometimes you may need to run browser pods on particular Kubernetes nodes (i.e. hardware hosts) only. Kubernetes allows to do this by specifying so called node selectors. To provide such selector to Moon browser pods update browsers list as shown below:
+{
+ "firefox": {
+ "default": "62.0",
+ "versions": {
+ "62.0": {
+ "image": "selenoid/firefox:62.0",
+ "port": "4444",
+ "path": "/wd/hub",
+ "nodeSelector": { (1)
+ "node-type": "hardware"
+ }
+ }
+ }
+ }
+}
+1 | +Node selector for this browser version | +
2.6.7. Using Tolerations
+Kubernetes has a cool feature called Taints allowing to fine tune pods scheduling across nodes. If you wish to run browser pods on tainted nodes - you have to adjust so-called tolerations
, that is to say a number of conditions to match against tainted nodes. Moon is using exactly the same format as Kubernetes to define tolerations:
{
+ "firefox": {
+ "default": "62.0",
+ "versions": {
+ "62.0": {
+ "image": "selenoid/firefox:62.0",
+ "port": "4444",
+ "path": "/wd/hub",
+ "tolerations": [ (1)
+ {
+ "key": "key1",
+ "operator": "Exists",
+ "value": "value1",
+ "effect": "NoExecute",
+ "tolerationSeconds": 3600
+ }
+ ]
+ }
+ }
+ }
+}
+1 | +A list of tolerations for this browser version | +
2.6.8. Using Custom Kubernetes Annotations
+In some cases you may need to add custom Kubernetes annotations to started browser pods. Moon allows to configure custom annotations globally or individually for every browser version. Global annotations are configured in Configuration File (aka service.json
) as follows:
service.json
file{
+ "s3": {
+ //...
+ },
+ "images": {
+ //...
+ },
+ "annotations": { (1)
+ "key1": "value1",
+ "key2": "value2"
+ }
+}
+1 | +A list of global Kubernetes annotations | +
To configure Kubernetes annotations for single desired browser version - just add the same annotations
section to Browsers List file as follows:
{
+ "firefox": {
+ "default": "62.0",
+ "versions": {
+ "62.0": {
+ "image": "selenoid/firefox:62.0",
+ "port": "4444",
+ "path": "/wd/hub",
+ "annotations": { (1)
+ "key1": "value1",
+ "key2": "value2"
+ }
+ }
+ }
+ }
+}
+1 | +A list of Kubernetes annotations for this browser version | +
Moon adds some annotations by default and their names are reserved:
+Key | +Meaning | +
---|---|
name |
+Custom session label passed in |
+
timeZone |
+Custom time zone value passed in |
+
2.7. Log Files
+Although Moon should just work out of the box, sometimes you may need the log output. Every Moon component is outputting logs to standard output (stdout
) so you can use well-known kubectl
commands to see the log:
$ kubectl get pods -n moon +NAME READY STATUS RESTARTS AGE +moon-58f8b57966-s648q 1/1 Running 0 1m+
Everything related to Selenium sessions is being output by moon
container:
$ kubectl logs moon-58f8b57966-s648q -c moon -n moon +2019/05/03 11:20:37 [INIT] [Loading quota files from: quota] +2019/05/03 11:20:37 [INIT] [Quota configuration updated] +2019/05/03 11:20:37 [INIT] [Loading users from: users/users.htpasswd] +...+
To follow the logs while running the tests add -f
flag:
$ kubectl logs -f moon-58f8b57966-s648q -c moon -n moon+
Every log line contains:
+Field | +Example | +Notes | +
---|---|---|
Time |
+2017/11/01 19:12:42 |
+- |
+
Status |
+[SESSION_ATTEMPTED] |
+See table below for complete list of statuses. |
+
Additional fields |
+[my-user] |
+One or more sections showing additional information such as browser name, user name, IP address or error message |
+
Duration |
+[4.15s] |
+For some log entries this field shows how much time operation took |
+
The following statuses are available:
+Status | +Description | +
---|---|
AWAITING_SERVICE |
+Waiting for Kubernetes service to start |
+
BAD_REQUEST |
+Failed to process user request |
+
BAD_RESOURCES |
+User incorrectly configured browser container resources |
+
BAD_SCREEN_RESOLUTION |
+User requested to set wrong custom screen resolution |
+
BAD_TIMEZONE |
+User requested to set wrong custom time zone inside container |
+
BAD_TIMEOUT |
+User requested to set wrong session timeout |
+
BAD_VIDEO_FRAME_RATE |
+User requested to capture video with wrong frame rate |
+
BAD_VIDEO_SCREEN_SIZE |
+User requested to capture video with wrong screen size |
+
CLIENT_DISCONNECTED |
+User disconnected and session was interrupted |
+
CREATING_POD |
+Starting to create pod with browser |
+
CREATING_SERVICE |
+Starting to create service for browser session |
+
DELETING_POD |
+Starting to delete pod with browser |
+
DELETING_SERVICE |
+Starting to delete service for browser session |
+
DELETING_SESSION |
+Received request to delete browser session |
+
EMPTY_REQUEST |
+Received empty request from user |
+
FAILED_TO_CREATE_POD |
+Failed to create browser pod |
+
FAILED_TO_CREATE_SERVICE |
+Failed to create browser service |
+
FAILED_TO_DELETE_POD |
+Failed to delete browser pod |
+
FAILED_TO_DELETE_SERVICE |
+Failed to delete browser service |
+
FAILED_TO_DELETE_SESSION |
+Failed to delete browser session |
+
FAILED_TO_GET_LOGS |
+Failed to get session logs |
+
FORBIDDEN_TO_CREATE_POD |
+Kubernetes return forbidden status when creating pod |
+
INIT |
+Service initialization messages |
+
LOGS |
+Requested session logs |
+
LOGS_CLIENT_DISCONNECTED |
+Client disconnected while streaming session logs |
+
MALFORMED_VOLUME |
+Moon skipped malformed volume specification from |
+
POD_CREATED |
+Browser pod created |
+
POD_DELETED |
+Browser pod deleted |
+
PROXYING |
+Proxying requests to specified URL |
+
PROXY_ERROR |
+Failed to proxy requests to specified URL |
+
SERVER_ERROR |
+Failed to create pod or service due to internal server error (probably a bug) |
+
SERVICE_CREATED |
+Browser service created |
+
SERVICE_DELETED |
+Browser service deleted |
+
SERVICE_IS_UP |
+Browser service successfully started |
+
SESSION_CREATED |
+Browser session successfully created |
+
SESSION_DELETED |
+Session successfully deleted |
+
SESSION_FAILED |
+Failed to create new session |
+
SESSION_TIMED_OUT |
+Existing session timed out |
+
SESSION_NOT_FOUND |
+Received request with empty session ID |
+
SHUTTING_DOWN |
+Shutting down the service |
+
STATUS_ERROR |
+Failed to refresh Moon status |
+
STATUS_REQUEST |
+Received Moon status request |
+
STATUS_REQUEST_ERROR |
+Failed to return Moon status |
+
UNSUPPORTED_BROWSER |
+User requested unsupported browser |
+
USER_NOT_FOUND |
+Trying to request session with unknown user |
+
VNC_CLIENT_DISCONNECTED |
+User disconnected while proxying VNC traffic |
+
VNC_ERROR |
+An error occurred while proxying VNC traffic |
+
VNC_SESSION |
+User requested VNC session |
+
VNC_SESSION_CLOSED |
+User closed VNC session |
+
You can also take a look at moon-api
and moon-ui logs as follows:
$ kubectl logs -f moon-58f8b57966-s648q -c moon-api -n moon +$ kubectl logs -f moon-58f8b57966-s648q -c moon-ui -n moon+
If you are encountering browser pods not being deleted - then take a look at defender
container logs for every frozen browser pod:
$ kubectl logs chrome-73-0-ac15ffaa-e641-4c7f-a54c-f25b5be1f135 -c defender -n moon # Here chrome-73-0-ac15ffaa-e641-4c7f-a54c-f25b5be1f135 is Selenium session ID equal to browser pod name+
2.8. CLI Flags
+These flags should be specified in Kubernetes YAML files when starting the cluster.
+The following flags are supported by moon
:
-config-file string
+ optional configuration file (default "config/service.json")
+-cpu-limit string
+ browser container cpu limit (default "1")
+-cpu-request string
+ browser container cpu request (default "0.5")
+-credentials-dir string
+ directory where credentials are mounted (default "credentials")
+-disable-cpu-limits
+ disable cpu limits for pods
+-disable-memory-limits
+ disable memory limits for pods
+-grace-period duration
+ graceful shutdown (default 30s)
+-guest-user string
+ guest quota user name (default "browsers")
+-license-file string
+ path to license file (default "license/license.key")
+-listen string
+ address to bind (default ":4444")
+-memory-limit string
+ browser container memory limit (default "1Gi")
+-memory-request string
+ browser container memory request (default "512Mi")
+-namespace string
+ namespace
+-quota-dir string
+ quota directory (default "quota")
+-session-attempt-timeout duration
+ new session attempt timeout (default 30m0s)
+-timeout duration
+ override session timeout (default 1m0s)
+-users-file string
+ path to users file (default "users/users.htpasswd")
+-version
+ show version and exit
+3. Main Features
+3.1. Special Capabilities
+Moon supports a set of custom capabilities. You can pass them in tests to enable or disable some features.
+3.1.1. Live Browser Screen: enableVNC
+Moon supports showing browser screen during test execution. To see browser screen add capability:
+enableVNC: true+
Browser screen will be shown in Selenoid UI.
+3.1.2. Custom Screen Resolution: screenResolution
+Moon allows you to set custom screen resolution in containers being run:
+screenResolution: "1280x1024"+
You can optionally add colors depth:
+screenResolution: "1280x1024x24"+
+ + | +
+
+
+This capability sets only screen resolution - not browser window size.
+Most of browsers have some default window size value this is why your screenshot size can be smaller than screen resolution specified in capability.
+You should manually resize window to desired width and height or use Selenium |
+
3.1.3. Android Skin: skin
+When testing for Android platform you can select emulator skin with capabilities. List of available skins:
+Skin | +Screen Resolution | +DPI | +
---|---|---|
QVGA |
+240x320 |
+120 |
+
WQVGA400 |
+240x400 |
+120 |
+
WQVGA432 |
+240x432 |
+120 |
+
HVGA |
+320x480 |
+160 |
+
WVGA800 |
+480x800 |
+240 |
+
WVGA854 |
+480x854 |
+240 |
+
WSVGA |
+1024x600 |
+160 |
+
WXGA720 |
+720x1280 |
+320 |
+
WXGA800 |
+1280x800 |
+160 |
+
WXGA800-7in |
+800x1280 |
+213 |
+
To select a skin - set skin
capability:
skin: "WXGA720"+
You can also pass desired screen resolution as follows:
+skin: "720x1280"+
3.1.4. Video Recording: enableVideo, videoName, videoScreenSize, videoFrameRate, videoCodec
+To enable video recording for session, add:
+enableVideo: true+
-
+
-
+
By default saved video files are named
+<session-id>.mp4
where<session-id>
is a unique identifier of Selenium session. +To provide custom video name specify:++Type: string+++videoName: "my-cool-video.mp4"
++++
++ ++ + ++It is important to add +mp4
file extension. +
+ -
+
By default the entire screen picture is being recorded. +Specifying
+screenResolution
capability changes recorded video size (width and height) accordingly. +You can override video screen size by passing a capability. In case ofvideoScreenSize
+resolution is less than actual, screen on video will be trimmed starting from top-left corner:++Type: string+++videoScreenSize: "1024x768"
+
+ -
+
Default video frame rate is
+12
frames per second. SpecifyingvideoFrameRate
capability changes this value:++Type: int+++videoFrameRate: 24
+
+ -
+
By default Moon is using
+libx264
codec for video output. If this codec is consuming too much CPU, you can change it usingvideoCodec
capability:++Type: string+++videoCodec: "mpeg4"
+
+
3.1.5. Custom Test Name: name
+For debugging purposes it is often useful to give a distinct name to every test case. You can set test case name by passing the following capability:
+name: "myCoolTestName"+
The main application of this capability - is debugging tests in the UI which is showing specified name for every running session.
+3.1.6. Per-session Time Zone: timeZone
+Some tests require particular time zone to be set in operating system.
+timeZone: "Europe/Moscow"+
You can find most of available time zones here. +Without this capability launched browser containers will have Moon timezone.
+3.1.7. Per-session Environment Variables: env
+Sometimes you may want to set some environment variables for every test case (for example to test with different default locales). To achieve this pass one more capability:
+env: ["LANG=ru_RU.UTF-8", "LANGUAGE=ru:en", "LC_ALL=ru_RU.UTF-8"]+
Environment variables from this capability are appended to variables from configuration file.
+3.1.8. Hosts Entries: hostsEntries
+Although you can configure a separate list of /etc/hosts
entries for every browser image in Browsers List sometimes you may need to add more entries for particular test cases. This can be easily achieved with:
hostsEntries: ["example.com:192.168.0.1", "test.com:192.168.0.2"]+
Entries from this capability will be override /etc/hosts
entries from browsers list file.
3.1.9. Custom Session Timeout: sessionTimeout
+Sometimes you may want to change idle timeout for selected browser session. To achieve this - pass the following capability:
+sessionTimeout: 1m30s+
Timeout is always specified in Golang duration format, e.g. 30s
or 2m
or 1h
and so on.
3.1.10. Specifying Capabilities via Protocol Extensions
+Some Selenium clients allow passing only a limited number of capabilities specified in WebDriver specification. For such cases Moon supports reading capabilities using WebDriver protocol extensions feature. The following two examples deliver the same result. Usually capabilities are passed like this:
+{"browserName": "firefox", "version": "62.0", "screenResolution": "1280x1024x24"}+
Moon is using moon:options
key to read protocol extension capabilities:
{"browserName": "firefox", "version": "62.0", "moon:options": {"screenResolution": "1280x1024x24"}}+
3.2. Accessing Files Downloaded with Browser
++ + | ++Files are accessible only when browser session is running. + | +
Your tests may need to download files with browsers. To analyze these files a common requirement is then to somehow extract downloaded files from browser containers. Moon provides a /download
API dramatically simplifying downloading such files. To work with it:
-
+
-
+
Start a new session, for example with ID
+firefox-61-0-f2bcd32b-d932-4cdc-a639-687ab8e4f840
.
+ -
+
In tests code save all files to
+~/Downloads
directory.
+ -
+
Access all downloaded files using an URL:
+++++
+http://moon-host.example.com:4444/download/firefox-61-0-f2bcd32b-d932-4cdc-a639-687ab8e4f840/myfile.txt
+ -
+
Close the session
+
+
3.3. Accessing Clipboard
++ + | ++Clipboard is accessible only when browser session is running. + | +
Sometimes you may need to interact with the clipboard to check that your application copy-paste feature works. Moon has a dedicated API to interact with the clipboard. To use it:
+-
+
-
+
Start a new session, for example with ID
+firefox-61-0-f2bcd32b-d932-4cdc-a639-687ab8e4f840
.
+ -
+
To get clipboard value send the following HTTP request:
+++++
+$ curl http://moon-host.example.com:4444/clipboard/firefox-61-0-f2bcd32b-d932-4cdc-a639-687ab8e4f840 + +some-clipboard-value
+ -
+
To update clipboard value:
+++++
+$ curl -X POST --data 'some-clipboard-value' http://moon-host.example.com:4444/clipboard/firefox-61-0-f2bcd32b-d932-4cdc-a639-687ab8e4f840
+
4. License Agreement
+Last updated February 17th, 2019. Replaces the prior version in its entirety.
+This is a legal agreement. By downloading, installing, copying, saving on Customer’s computer, or otherwise using Aerokube software, support or products Customer becomes a party to this Agreement and Customer consents to be bound by all the terms and conditions set forth below.
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Parties
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"Aerokube", "Licensor" or "We" means Aerokube Software OÜ, having its principal place of business at Harju maakond, Tallinn, Kesklinna linnaosa, Estonia pst 5-309B, 10143, Estonia, registered in the Commercial Register of Estonia, registry code: 14653208.
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"Customer", "Licensee" or "You" means the sole proprietor or legal entity specified in the Subscription Confirmation. For legal entities, "Customer" includes any entity which controls, is controlled by, or is under common control with Customer. For the purposes of this definition, "control" means one of the following:
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The power, directly or indirectly, to direct or manage such entity, whether by contract or otherwise.
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Ownership of fifty percent (50%) or more of the outstanding shares or beneficial ownership of such entity.
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Definitions
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"Agreement" means this License Agreement.
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"Product" means any generally available Licensor’s software product identified by Licensor as a software developer tool. For the avoidance of doubt, the Product is not produced to the specifications of Customer nor customized through modification or personalization, is intended for mass distribution, and no software code will be provided to Customer.
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"User" means any employee, independent contractor or other personnel obtaining access to the Product(s) from Customer.
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"Number of Concurrent Sessions" means maximum number of software testing processes being run using the Product in parallel. This can be for example browsers executing User’s tests.
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"License Key" means a unique key-code that enables a Licensee to use the Product by unlocking the fixed Number of Concurrent Sessions. Only Licensor and/or its representatives are permitted to produce License Keys for the Product.
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"Subscription" means an arrangement for making use of the Product of periodic nature on a prepayment plan. For the purpose of clarity, Subscription includes the subscription term, Products provided to Customer, subscription fees, payment schedules and fixed number of License Keys.
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"Product Evaluation" means using the Product without a valid License Key.
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"Subscription Confirmation" means an email confirming Customer’s rights to access and use Products, including total Number of Concurrent Sessions.
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"Product Installation" means a Product copy running on Customer’s computer device, hardware server or virtual machine.
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"Product Version" means a release, update, or upgrade of a particular Product that is not identified by Licensor as being made for the purpose of fixing software bugs.
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"Bug Fix Update" for a particular Product Version means a software update or release that is specifically identified by Licensor as a bug fix for that Product Version.
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"Fallback Date" means the date that was 12 months prior to the date of expiration of the Subscription.
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"Fallback Version" means the most recent Product Version that Licensor made available for public purchase prior to the Fallback Date, along with any Bug Fix Updates for that Product Version. For the purpose of clarity, Fallback Version does not include any Product updates or upgrades other than Bug Fix Updates that Customer may have used in the period between the Fallback Date and the date of expiration of the Subscription.
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"E-mail Support" means a form of customer support provided by the Licensor. At the time of writing, the corresponding e-mail address is support@aerokube.com; should the address be changed, the new address will be referred to on the Licensor’s web site.
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"Instant Messaging Support" means a form of customer support provided by the Licensor. At the time of writing, the corresponding address to support channel is https://t.me/aerokube_moon; should the address be changed, the new address will be referred to on the Licensor’s web site.
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"Affiliate" means any entity belonging to the same group as the Licensor.
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How this Agreement Works
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Entire Agreement. This Agreement, including the Third-Party Software license terms, constitutes the entire agreement between the parties concerning its subject matter and supersedes any prior agreements between Customer and Licensor regarding Customer’s use of any Products. No purchase order, other ordering document or any handwritten or typewritten text which purports to modify or supplement the printed text of this Agreement or any schedule will add to or vary the terms of this Agreement unless signed by both Customer and Licensor.
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Reservation of Rights. Aerokube reserves the right at any time to cease the support of the Product and to alter prices, features, specifications, capabilities, functions, terms of use, release dates, general availability or other characteristics of the Product.
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Changes to this Agreement. We may update or modify this Agreement from time to time, including any referenced policies and other documents. If a revision meaningfully reduces Customer’s rights, we will use reasonable efforts to notify Customer. If we modify this Agreement, the modified version of the Agreement will be effective from the start of the next Subscription term. In this case, if Customer objects to the updated Agreement terms, as Customer’s exclusive remedy, Customer may cancel the Subscription. Customer may be required to click through the updated Agreement to show its acceptance. For the avoidance of doubt, each Subscription Confirmation is subject to the version of the Agreement in effect on the Subscription Confirmation date.
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Opportunity to Review. Customer hereby declares that Customer has had sufficient opportunity to review this Agreement, understand the content of all of its clauses, negotiate its terms, and seek independent professional legal advice in that respect before entering into it. Consequently, any statutory "form contract" ("adhesion contract") regulations shall not be applicable to this Agreement.
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Severability. If a particular term of this Agreement is not enforceable, the unenforceability of that term will not affect any other terms of this Agreement.
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Headings. Headings and titles are for convenience only and do not affect the interpretation of this Agreement.
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No Waiver. Our failure to enforce or exercise any part of this Agreement is not a waiver of that section.
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Notice. Aerokube may deliver any notice to Customer via electronic mail to an email address provided by Customer, registered mail, personal delivery or renowned express courier (such as DHL, FedEx or UPS). Any such notice will be deemed to be effective:
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On the day the notice is sent to Customer via email.
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Upon personal delivery.
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One (1) day after deposit with an express courier or five (5) days after deposit in the mail, whichever occurs first.
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Governing Law. This Agreement will be governed by the laws of the Estonia, without reference to conflict of laws principles. Customer agrees that any litigation relating to this Agreement may only be brought in, and will be subject to the jurisdiction of, any competent court of the Estonia. The parties agree that the United Nations Convention on Contracts for the International Sale of Goods does not apply to this Agreement.
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Exceptions or Modifications. For exceptions or modifications to this Agreement, please contact Aerokube at: support@aerokube.com In case the terms of this Agreement are in conflict with the terms of any agreement individually negotiated and agreed between Aerokube and Customer, the terms of the latter shall prevail.
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Force Majeure. Except with respect to Customer’s payment obligations, neither party shall be liable to the other for any delay or failure to perform any obligation under this Agreement (except for a failure to pay fees) if the delay or failure is due to unforeseen events which occur after the signing of this Agreement and which are beyond the reasonable control of such party ("Force Majeure Event"), such as a strike, blockade, war, act of terrorism, riot, natural disaster, failure or diminishment of power or telecommunications or data networks or services, or refusal of a license by a government agency. In the event of a Force Majeure Event that prevents one part from substantially performing its obligations hereunder for a period of ten (10) days or more, either party may terminate this Agreement on five (5) days written notice.
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Grant of Rights
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The Product include code and libraries licensed to Licensor by third parties, including open source software.
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The Product is provided basing on the Number of Concurrent Sessions. If Customer complies with the terms of this Agreement, Customer has the rights stipulated hereunder for each Subscription that Customer acquires. Customer’s rights acquired in relation to the Product are limited to those necessary to enable Customer and its Users to effectively operate the Product(s). All other rights remain reserved to Licensor.
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Unless the Subscription has expired or this Agreement is terminated in accordance with respective section, and subject to the terms and conditions specified herein, Licensor grants Customer a non-exclusive and non-transferable right to use each Product covered by the Subscription as stipulated below.
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Customer may:
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For each License Key included to Subscription have one Product Installation of any version covered by the Subscription on any operating system supported by the Product.
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Make one backup copy of the Product solely for archival/security backup purposes.
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Customer may not:
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Allow the same Product Installation to be used concurrently by more than the Number of Concurrent Sessions specified for used License Key in Subscription Confirmation.
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Rent, lease, reproduce, modify, adapt, create derivative works of, distribute, sell, or transfer the Product.
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Provide access to the Product or the right to use the Product to a third party.
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Reverse engineer, decompile, disassemble, modify, translate, make any attempt to discover the source code of the Product.
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Remove or obscure any proprietary or other notices contained in the Product.
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Following the expiration of this Agreement, the rights stipulated in "Grant of Rights" section shall continue on a perpetual, royalty-free, non-exclusive, and non-transferable basis for the continued use of a Fallback Version of each Product covered by the Subscription. The limitations set forth in this section apply to the usage of the Fallback Version. The rights granted in this section are expressly contingent upon Customer not being in breach of this Agreement, including having paid in full the applicable Subscription fees for the preceding 12 months or longer without interruption.
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Customer acknowledges that no ownership right is conveyed to Customer under this Agreement, irrespective of the use of terms such as "purchase" or "sale". Licensor has and retains all rights, title and interest, including all intellectual property rights, in and to the Products and any and all related or underlying technology, and any modifications or derivative works thereof, including without limitation as they may incorporate Feedback (as defined below).
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This Agreement applies whether Customer purchases a Subscription directly from Licensor or through resellers. If Customer purchases through a reseller, the Subscription details shall be as stated in the Subscription Confirmation issued by the reseller to Customer, and the reseller is responsible for the accuracy of any such Subscription Confirmation. Resellers are not authorized to make any promises or commitments on Licensor behalf, and Customer understands and agrees that Licensor is not bound by any obligations to Customer other than as specified in this Agreement.
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Access to Products
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All deliveries under this Agreement will be electronic. Customer and its Users must have an Internet connection in order to receive any deliveries. For the avoidance of doubt, Customer is responsible for downloading and installing the Products. Download instructions are made available on Licensor website at https://aerokube.com.
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Customer enables full access to Product Installation by specifying a License Key from Subscription Confirmation.
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Subject to the terms of this Agreement, Customer is granted a right to install and use the Product for evaluation purposes without charge for unlimited amount of time. The Product contains a feature that will automatically limit allowed Number of Concurrent Sessions. Licensor reserves the right at any time to change that limit in new Product versions.
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Fees
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Customer shall pay its Subscription fees in accordance with Licensor Terms of Purchase or the reseller’s terms of purchase, whichever are applicable.
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The Subscription fees shall be paid in full, and any levies, duties and/or taxes imposed by Customer’s jurisdiction (including, but not limited to, value added tax, sales tax and withholding tax), shall be borne solely by Customer.
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Customer may not deduct any amounts from fees payable to Licensor or the reseller, unless otherwise specified in the applicable terms of purchase.
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Feedback
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Customer has no obligation to provide Licensor with ideas, suggestions, or proposals ("Feedback").
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If Customer or Users submit Feedback to Licensor, then Customer grants Licensor a non-exclusive, worldwide, royalty-free license that is sub-licensable and transferable, to make, use, sell, have made, offer to sell, import, reproduce, publicly display, distribute, modify, or publicly perform the Feedback in any manner without any obligation, royalty or restriction based on intellectual property rights or otherwise.
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LIMITED WARRANTY
+++ALL PRODUCTS ARE PROVIDED TO CUSTOMER ON AN "AS IS" AND "AS AVAILABLE" BASIS WITHOUT WARRANTIES. USE OF THE PRODUCTS IS AT YOUR OWN RISK. AEROKUBE MAKES NO WARRANTY AS TO THEIR USE OR PERFORMANCE. TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, AEROKUBE, AND ITS SUPPLIERS (WHICH SHALL INCLUDE THE PROVIDERS OF THE THIRD PARTY SOFTWARE) AND RESELLERS, DISCLAIM ALL WARRANTIES AND CONDITIONS, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE, AND NON-INFRINGEMENT, WITH REGARD TO THE PRODUCTS, AND THE PROVISION OF OR FAILURE TO PROVIDE SUPPORT SERVICES. THIS LIMITED WARRANTY GIVES CUSTOMER SPECIFIC LEGAL RIGHTS. CUSTOMER MAY HAVE OTHER RIGHTS, WHICH VARY FROM STATE/JURISDICTION TO STATE/JURISDICTION. AEROKUBE (AND ITS AFFILIATES, AGENTS, DIRECTORS AND EMPLOYEES) DOES NOT WARRANT:
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THAT THE PRODUCTS ARE ACCURATE, RELIABLE OR CORRECT
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THAT THE PRODUCTS WILL MEET YOUR REQUIREMENTS
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THAT THE PRODUCTS WILL BE AVAILABLE AT ANY PARTICULAR TIME OR LOCATION, UNINTERRUPTED OR SECURE
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THAT ANY DEFECTS OR ERRORS WILL BE CORRECTED
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THAT THE PRODUCTS ARE FREE OF VIRUSES OR OTHER HARMFUL COMPONENTS
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++ANY CONTENT OR DATA DOWNLOADED OR OTHERWISE OBTAINED THROUGH THE USE OF THE PRODUCTS ARE DOWNLOADED AT YOUR OWN RISK AND YOU WILL BE SOLELY RESPONSIBLE FOR ANY DAMAGE TO YOUR PROPERTY OR LOSS OF DATA THAT RESULTS FROM SUCH DOWNLOAD. NO WARRANTY OR LIABILITY AT ALL IS GIVEN TO PRODUCTS UNDER EVALUATION.
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DISCLAIMER OF DAMAGES
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TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT WILL AEROKUBE (OR ITS AFFILIATES, AGENTS, DIRECTORS, OR EMPLOYEES), OR AEROKUBE LICENSORS, SUPPLIERS OR RESELLERS BE LIABLE TO CUSTOMER OR ANYONE ELSE FOR:
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ANY LOSS OF USE, DATA, GOODWILL, OR PROFITS, WHETHER OR NOT FORESEEABLE
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ANY LOSS OR DAMAGES IN CONNECTION WITH TERMINATION OR SUSPENSION OF CUSTOMER’S ACCESS TO OUR PRODUCTS IN ACCORDANCE WITH THIS AGREEMENT
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ANY SPECIAL, INCIDENTAL, INDIRECT, CONSEQUENTIAL, EXEMPLARY OR PUNITIVE DAMAGES WHATSOEVER (EVEN IF WE HAVE BEEN ADVISED OF THE POSSIBILITY OF THESE DAMAGES), INCLUDING THOSE:
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RESULTING FROM LOSS OF USE, DATA, OR PROFITS, WHETHER OR NOT FORESEEABLE
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BASED ON ANY THEORY OF LIABILITY, INCLUDING BREACH OF CONTRACT OR WARRANTY, STRICT LIABILITY, NEGLIGENCE OR OTHER TORTIOUS ACTION
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ARISING FROM ANY OTHER CLAIM ARISING OUT OF OR IN CONNECTION WITH CUSTOMER’S USE OF OR ACCESS TO THE PRODUCTS OR SUPPORT.
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THE FOREGOING LIMITATION OF LIABILITY SHALL APPLY TO THE FULLEST EXTENT PERMITTED BY LAW IN THE APPLICABLE JURISDICTION.
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THE TOTAL LIABILITY IN ANY MATTER ARISING OUT OF OR IN RELATION TO THIS AGREEMENT IS LIMITED TO ONE HUNDRED (100) US DOLLARS OR THE AGGREGATE AMOUNT PAID OR PAYABLE BY THE CUSTOMER FOR PRODUCTS DURING THE THREE-MONTH PERIOD PRECEDING THE EVENT GIVING RISE TO THE LIABILITY, WHICHEVER IS GREATER. THIS LIMITATION WILL APPLY EVEN IF WE OR YOU HAVE BEEN ADVISED OF THE POSSIBILITY OF LIABILITY EXCEEDING SUCH AMOUNT AND NOTWITHSTANDING ANY FAILURE OF THE ESSENTIAL PURPOSE OF ANY LIMITED REMEDY.
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Term and Termination
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The term of this Agreement will commence upon acceptance of this Agreement by Customer as set forth in the preamble above, and will continue for each Product through the end of the applicable subscription period specified in the respective Subscription Confirmation. This Agreement will automatically renew with respect to each Product for a successive subscription term, unless terminated as set forth herein.
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Customer may terminate this Agreement at any time by cancelling its Product subscription. If such termination occurs during a then-current subscription period, this Agreement will continue to be effective until the end of that subscription period. Such termination does not relieve Customer of the obligation to pay any outstanding subscription fees owed to Licensor, and no credits or refunds will be issued to Customer for prepaid subscription fees (except as specified in the Licensor Terms of Purchase, if applicable).
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Licensor may terminate this agreement if:
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Customer has materially breached this Agreement and fails to cure such breach within thirty (30) days of written notice thereof.
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Customer fails to make the timely payment of subscription fees in accordance with "Fees" Section of this Agreement.
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Licensor is required to do so by law (for example, where the provision of the Product to Customer is, or becomes, unlawful).
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Licensor elects to discontinue providing the Product, in whole or in part.
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Licensor will make reasonable efforts to notify Customer via email as follows:
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Thirty (30) days prior to termination of the Agreement when required to terminate by law or because of discontinued Product. In such events Customer will be entitled to a refund of the unused portion of prepaid subscription fees, if applicable.
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Three (3) days prior to termination of the Agreement in other cases. In such events Customer will not be entitled to any refund of the unused portion of prepaid subscription fees.
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Survival. Upon the expiration or termination of this Agreement by Customer and if Customer elects to use the Fallback Version of the Product this Agreement statements will also survive with respect to said Fallback Version.
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Temporary Suspension for Non-payment
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Licensor reserves the right to suspend or limit Customer’s access to Aerokube Products if Customer fails to pay subscription fees on time.
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If Licensor suspends or limits Customer’s access to Aerokube Products for non-payment according, Customer must pay all past due amounts in order to restore full access to Aerokube Products.
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Customer hereby agrees that Licensor is entitled to charge Customer for the time period during which Customer has access to Aerokube Products until Customer or Licensor terminates or suspends Customer’s subscription in accordance with this Agreement.
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Export Regulations
+++Customer shall comply with all applicable laws and regulations with regards to economic sanctions, export controls, import regulations, and trade embargoes (all herein referred to as "Sanctions"), including those of the European Union and United States (specifically the Export Administration Regulations (EAR)). Customer declares that it is not a person targeted by Sanctions nor is it otherwise owned or controlled by or acting on behalf of any person targeted by Sanctions. Further, Customer warrants that it will not download or otherwise export or re-export the Product or any related technical data directly or indirectly to any person targeted by Sanctions or download or otherwise use the Product for any end-use prohibited or restricted by Sanctions.
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Customer Support
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Licensor provides Email Support as well as Instant Messaging Support. The response time will be reasonable, but no specific response time guarantees are given.
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Customer may request additional paid support from Licensor which is subject of a supplementary individually negotiated Agreement between Customer and Licensor.
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Any guarantees of support availability only apply to the latest version of Licensed Software available in Customer Subscription.
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Customer Data
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Use of Name and Logo. Customer agrees that Licensor may identify it as a customer of Aerokube and may refer to it by name, trade name and trademark, if applicable. Licensor may also briefly describe Customer’s business in Licensor marketing materials, on the Aerokube website and/or in public or legal documents. Customer hereby grants Licensor a worldwide, non-exclusive and royalty-free license to use Customer’s name and any of Customer’s trade names and trademarks solely pursuant to this marketing section. Notwithstanding anything to the contrary herein, Licensor acknowledges that in some cases Customer licenses and does not own marks or logos (for example, marks or logos of the Affiliates) and cannot permit Licensor to use such marks.
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Gathering of Usage Statistics. Customer acknowledges and agrees that the Product may contain a feature that reports the usage statistics, diagnostics information and usage meta-information of the Product back to the Licensor. Customer may opt out of the gathering of usage statistics by turning off this feature in the Product settings.
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5. Pricing
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Moon price is calculated using so-called
+Number of Concurrent Sessions
that is to say total number of browser sessions being run in parallel. We control this by limiting total number of simultaneously running browser pods to the value you are purchasing.
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When no license key is provided
+4 (four)
parallel browser sessions maximum are allowed. If such limit is sufficient for you - you are allowed use Moon without license key for unlimited period of time.
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If free limit is insufficient - you need
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of parallel browser sessions (yes, even42
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Every parallel session has a fixed cost -
+$5 USD
(five United States dollars).++An example price calculation+++42 sessions * $5/month = $210/month
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For simplicity we calculated monthly prices for some frequent cases:
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Number of Parallel Sessions | +Price per Month, USD | +
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0-4 |
+free |
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5 |
+$25 |
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10 |
+$50 |
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15 |
+$75 |
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20 |
+$100 |
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25 |
+$125 |
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30 |
+$150 |
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40 |
+$200 |
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50 |
+$250 |
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75 |
+$375 |
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100 |
+$500 |
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150 |
+$750 |
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200 |
+$1000 |
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250 |
+$1250 |
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500 |
+$2500 |
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750 |
+$3750 |
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1000 |
+$5000 |
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