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SUSE Telemetry Gateway Server

Implementation for the SUSE Telemetry Gateway service.

To use this code you will need to checkout both telemetry repositories under the same directory:

  • github.com/SUSE/telemetry
  • github.com/SUSE/telemetry-server

The telemetry-server can be run locally or via a docker container, using either docker compose or docker run directly.

There is also a telematry-admin which can be started locally, or via a docker container, either using docker compose or docker directly. However the telemetry-admin server doesn't provide any functionality yet, as the administrative interfaces are still being defined.

Starting the telemetry-server locally

In a terminal session you can cd to the telemetry-server/server/telemetry-server directory and run the server as follows:

% cd telemetry-server/server/telemetry-server
% rm -rf /tmp/telemetry /tmp/susetelemetry
% mkdir -p /tmp/telemetry/{client,server} /tmp/susetelemetry
% go run . --config ../../testdata/config/localServer.yaml

Alternatively you can run make local-server in the top-level directory to launch the local server as shown above. You can optionally specify the DEBUG variable to enabled DEBUG level logging, as follows:

% make local-server DEBUG=true
cd server/telemetry-server; \
rm -rf /tmp/telemetry/server
cd server/telemetry-server; \
mkdir -p /tmp/telemetry/server; \
go run . --debug --config ../../testdata/config/localServer.yaml
time=2024-08-12T17:08:11.756-04:00 level=DEBUG msg="Logging initialised" level=DEBUG dest=stderr style=TEXT
time=2024-08-12T17:08:11.756-04:00 level=DEBUG msg="Preparing to start gorilla/mux based server" options="{\"config\":\"../../testdata/config/localServer.yaml\",\"debug\":true}"
time=2024-08-12T17:08:11.756-04:00 level=DEBUG msg="Loading config" path=../../testdata/config/localServer.yaml
...

To stop the local server instance you will need to hit Ctrl-C or otherwise kill the server process.

Starting the telemetry server with docker compose

Note that the following instructions expect that you have a modern version of docker with the compose plugin installed.

The docker compose.yaml file is located under the telemetry-server/docker directory.

Makefile rules are available to run the various docker compose actions

Build the required images:

% make compose-build
make -C . vet;  make -C app vet;  make -C server/telemetry-server vet;  make -C server/telemetry-admin vet;
...
cd docker && docker compose build --build-arg telemetryRepoBranch=main
[+] Building 65.2s (73/73) FINISHED                              docker:default
 => [db internal] load build definition from Dockerfile                    0.0s
...
 => CACHED [tsg stage-1 13/13] RUN chmod 700 /app/entrypoint.bash          0.0s
 => [tsg] exporting to image                                               0.0s
 => => exporting layers                                                    0.0s
 => => writing image sha256:9e8c8c9344ee7ebf985791ca54660843173f08e3d9314  0.0s
 => => naming to docker.io/telemetry/server                                0.0s

Start the telemetry-server in the background:

% make compose-start
...
cd docker && docker compose build
[+] Building 1.9s (73/73) FINISHED                               docker:default
 => [db internal] load build definition from Dockerfile                    0.0s
...
 => => naming to docker.io/telemetry/server                                0.0s
cd docker && docker compose up -d
[+] Running 6/6
 ✔ Network docker_internal  Created                                        0.1s
 ✔ Network docker_external  Created                                        0.2s
 ✔ Volume "docker_pgdata"   Created                                        0.0s
 ✔ Container docker-db-1    Healthy                                        2.9s
 ✔ Container docker-tsa-1   Healthy                                        2.9s
 ✔ Container docker-tsg-1   Started                                        8.4s

Check the status of the telemetry services:

% make compose-status
cd docker && docker compose ps
NAME           IMAGE                COMMAND                  SERVICE   CREATED              STATUS                        PORTS
docker-db-1    telemetry/postgres   "docker-entrypoint.s…"   db        2 minutes ago   Up 2 minutes (healthy)        5432/tcp
docker-tsa-1   telemetry/admin      "/app/entrypoint.bas…"   tsa       2 minutes ago   Up 2 minutes (healthy)        0.0.0.0:9998->9998/tcp, :::9998->9998/tcp
docker-tsg-1   telemetry/server     "/app/entrypoint.bas…"   tsg       2 minutes ago   Up About a minute (healthy)   0.0.0.0:9999->9999/tcp, :::9999->9999/tcp

Check the logs for the telemetry-server:

% make compose-logs
cd docker && docker compose logs -n 100
...
db-1   | 2024-08-01 14:19:45.222 UTC [1] LOG:  starting PostgreSQL 16.3 (Debian 16.3-1.pgdg120+1) on x86_64-pc-linux-gnu, compiled by gcc (Debian 12.2.0-14) 12.2.0, 64-bit
db-1   | 2024-08-01 14:19:45.222 UTC [1] LOG:  listening on IPv4 address "0.0.0.0", port 5432
db-1   | 2024-08-01 14:19:45.222 UTC [1] LOG:  listening on IPv6 address "::", port 5432
db-1   | 2024-08-01 14:19:45.224 UTC [1] LOG:  listening on Unix socket "/var/run/postgresql/.s.PGSQL.5432"
db-1   | 2024-08-01 14:19:45.230 UTC [72] LOG:  database system was shut down at 2024-08-01 14:19:45 UTC
db-1   | 2024-08-01 14:19:45.236 UTC [1] LOG:  database system is ready to accept connections
tsa-1  | time=2024-08-01T14:19:46.002Z level=INFO msg="Database Connected" database=Staging
tsa-1  | time=2024-08-01T14:19:46.005Z level=INFO msg="Database Connected" database=Operational
tsa-1  | time=2024-08-01T14:19:46.030Z level=INFO msg="Database Connected" database=Telemetry
tsa-1  | time=2024-08-01T14:19:46.041Z level=INFO msg="Starting Telemetry Admin" listenOn=tsa:9998
tsg-1  | time=2024-08-01T14:19:52.043Z level=INFO msg="Database Connected" database=Staging
tsg-1  | time=2024-08-01T14:19:52.047Z level=INFO msg="Database Connected" database=Operational
tsg-1  | time=2024-08-01T14:19:52.061Z level=INFO msg="Database Connected" database=Telemetry
tsg-1  | time=2024-08-01T14:19:52.069Z level=INFO msg="Starting Telemetry Server" listenOn=tsg:9999

Stop the running telemetry-server:

% make compose-stop
cd docker && docker compose ps
NAME           IMAGE                COMMAND                  SERVICE   CREATED         STATUS                   PORTS
docker-db-1    telemetry/postgres   "docker-entrypoint.s…"   db        5 minutes ago   Up 5 minutes (healthy)   5432/tcp
docker-tsa-1   telemetry/admin      "/app/entrypoint.bas…"   tsa       5 minutes ago   Up 5 minutes (healthy)   0.0.0.0:9998->9998/tcp, :::9998->9998/tcp
docker-tsg-1   telemetry/server     "/app/entrypoint.bas…"   tsg       5 minutes ago   Up 5 minutes (healthy)   0.0.0.0:9999->9999/tcp, :::9999->9999/tcp
cd docker && docker compose down
[+] Running 5/5
 ✔ Container docker-tsg-1   Removed                                                                                               10.6s 
 ✔ Container docker-tsa-1   Removed                                                                                               10.7s 
 ✔ Container docker-db-1    Removed                                                                                                0.3s 
 ✔ Network docker_external  Removed                                                                                                1.0s 
 ✔ Network docker_internal  Removed                                                                                                0.5s 

Starting the telemetry server with docker run

Makefile rules are available to run the various docker container actions

Build the image:

% cd telemetry-server
% make docker-build
docker build -t telemetry-server .
[+] Building 1.3s (33/33) FINISHED                               docker:default
 => [internal] load build definition from Dockerfile                       0.0s
 => => transferring dockerfile: 2.53kB                                     0.0s
 => [internal] load metadata for registry.suse.com/bci/bci-base:15.6       1.1s
 => [internal] load metadata for registry.suse.com/bci/golang:1.21-openss  1.1s
 => [internal] load .dockerignore                                          0.0s
 => => transferring context: 2B                                            0.0s
 => [internal] load build context                                          0.1s
 => => transferring context: 54.93kB                                       0.1s
 => [stage-1  1/13] FROM registry.suse.com/bci/bci-base:15.6@sha256:cc884  0.0s
 => [builder  1/14] FROM registry.suse.com/bci/golang:1.21-openssl@sha256  0.0s
 => CACHED [stage-1  2/13] RUN set -euo pipefail; zypper -n install --no-  0.0s
...
 => CACHED [stage-1 13/13] RUN chmod 700 /app/entrypoint.bash              0.0s
 => exporting to image                                                     0.0s
 => => exporting layers                                                    0.0s
 => => writing image sha256:9a97c35424d6631bee3a0fc2063f51f7c5b418935ea09  0.0s
 => => naming to docker.io/library/telemetry-server                        0.0s

Start the docker container:

% make docker-start
docker build -t telemetry-server .
[+] Building 1.3s (33/33) FINISHED                               docker:default
...
docker run --rm -it -d -p 9999:9999 --name telemetry-server telemetry-server
676f8dd20e4e04ecea6fcd77efd9fb51daa561d44a66c2a544f8af4f4ecb92ee

To check the status of the telemetry-server:

% make docker-status
docker ps --filter name=\^telemetry-server\$
CONTAINER ID   IMAGE              COMMAND                  CREATED              STATUS                        PORTS                                       NAMES
676f8dd20e4e   telemetry-server   "/app/entrypoint.bas…"   About a minute ago   Up About a minute (healthy)   0.0.0.0:9999->9999/tcp, :::9999->9999/tcp   telemetry-server

To check the logs of the telemetry-server:

% make docker-logs
docker logs -n 100 telemetry-server
time=2024-07-12T12:15:51.633Z level=INFO msg="Logging initialised" level=INFO dest=stderr style=TEXT
time=2024-07-12T12:15:51.633Z level=INFO msg="Logging initialised" level=INFO dest=stderr style=TEXT
time=2024-07-12T12:15:51.633Z level=INFO msg="Database Connected" database=Staging
time=2024-07-12T12:15:51.638Z level=INFO msg="Database Connected" database=Operational
time=2024-07-12T12:15:51.641Z level=INFO msg="Database Connected" database=Telemetry
time=2024-07-12T12:15:51.653Z level=INFO msg="Starting Telemetry Server" listenOn=0.0.0.0:9999
time=2024-07-12T12:16:21.211Z level=INFO msg=Processing method=GET URL=/healthz
time=2024-07-12T12:16:21.211Z level=INFO msg=Response method=GET URL=/healthz code=200
...

To stop the telemetry-server:

% make docker-stop
docker ps --filter name=\^telemetry-server\$
CONTAINER ID   IMAGE              COMMAND                  CREATED         STATUS                   PORTS                                       NAMES
676f8dd20e4e   telemetry-server   "/app/entrypoint.bas…"   3 minutes ago   Up 3 minutes (healthy)   0.0.0.0:9999->9999/tcp, :::9999->9999/tcp   telemetry-server
docker stop telemetry-server
telemetry-server

Submitting telemetry to the telemetry server

You can use the generate Makefile action to submit telemtry as follows:

% make generate              
cd ../telemetry/cmd/generator; \
go run . --config ../../testdata/config/localClient.yaml --telemetry=SLE-SERVER-SCCHwInfo --tag DEVTEST ../../testdata/telemetry/SLE-SERVER-SCCHwInfo/sle12sp5-test.json
Generator: config=../../testdata/config/localClient.yaml, dryrun=false, tags=[DEVTEST], telemetry=SLE-SERVER-SCCHwInfo, jsonFiles=[../../testdata/telemetry/SLE-SERVER-SCCHwInfo/sle12sp5-test.json]
2024/07/12 12:15:10 Contents: "telemetry_base_url: http://localhost:9999/telemetry\nenabled: true\ncustomer_id: 1234567890\ntags: []\ndatastores:\n  driver: sqlite3\n  params: /tmp/telemetry/client/telemetry.db\nlogging:\n  level: info\n  location: stderr\n  style: text\n"
2024/07/12 12:15:10 INFO Contents contents="telemetry_base_url: http://localhost:9999/telemetry\nenabled: true\ncustomer_id: 1234567890\ntags: []\ndatastores:\n  driver: sqlite3\n  params: /tmp/telemetry/client/telemetry.db\nlogging:\n  level: info\n  location: stderr\n  style: text\n"
Config: &{TelemetryBaseURL:http://localhost:9999/telemetry Enabled:true CustomerID:1234567890 Tags:[] DataStores:{Driver:sqlite3 Params:/tmp/telemetry/client/telemetry.db} Extras:<nil>}
2024/07/12 12:15:10 INFO NewTelemetryProcessor cfg="&{Driver:sqlite3 Params:/tmp/telemetry/client/telemetry.db}"
2024/07/12 12:15:10 INFO Checking auth file existence authPath=/tmp/susetelemetry/auth.json
2024/07/12 12:15:10 INFO telemetry auth found, client already registered, skipping clientId=1
2024/07/12 12:15:10 Checking size limits for Telemetry Data
2024/07/12 12:15:10 INFO Checking size limits for Telemetry Data "Data size"=302 Max=5242880 Min=10
2024/07/12 12:15:10 INFO Checks passed
2024/07/12 12:15:10 INFO Generated Telemetry name=SLE-SERVER-SCCHwInfo tags=[DEVTEST] content="{\n  \"hostname\": \"sle12sp5-test\",\n  \"distro_target\": \"sle-12-x86_64\",\n  \"hwinfo\": {\n    \"hostname\": \"sle12sp5-test\",\n    \"cpus\": 2,\n    \"sockets\": 1,\n    \"hypervisor\": \"KVM\",\n    \"arch\": \"x86_64\",\n    \"uuid\": \"192653D9-245A-438F-A3F6-4EED1A9C11F3\",\n    \"cloud_provider\": \"\",\n    \"mem_total\": 4096\n  }\n}\n"
2024/07/12 12:15:10 INFO Bundle Tags=[DEVTEST]
2024/07/12 12:15:10 INFO CreateReports Tags=[DEVTEST]
2024/07/12 12:15:10 INFO Checking auth file existence authPath=/tmp/susetelemetry/auth.json
2024/07/12 12:15:10 INFO successfully submitted report report=94dacff0-3424-4259-b575-d6b9d9939e54 processing=0@2024-07-12T16:15:10.332499802Z

Testing

Ensure that you have checked out both telemetry repositories under the same parent directory and cd into the telemetry-server repo.

End to End testing

The end to end tests perform the following steps:

  • build the docker compose images
  • start the server using docker compose
  • generate and submit telemetry
  • stop the telemetry server using docker compose

Run the end to end tests as follows:

% make end-to-end
cd docker && docker compose build
...
cd docker && docker compose up -d
[+] Running 4/4
 ✔ Network docker_internal  Created                                        0.1s 
 ✔ Network docker_external  Created                                        0.2s 
 ✔ Container docker-db-1    Healthy                                        2.0s 
 ✔ Container docker-tsg-1   Started                                        2.4s 
cd ../telemetry/cmd/generator; \
go run . --config ../../testdata/config/localClient.yaml --telemetry=SLE-SERVER-SCCHwInfo --tag DEVTEST ../../testdata/telemetry/SLE-SERVER-SCCHwInfo/sle12sp5-test.json
...
2024/07/12 12:33:55 INFO successfully submitted report report=05fba282-9606-47e8-b827-dab7dce2ba14 processing=0@2024-07-12T16:33:55.694437735Z
cd docker && docker compose ps
NAME           IMAGE                COMMAND                  SERVICE   CREATED         STATUS                           PORTS
docker-db-1    telemetry/postgres   "docker-entrypoint.s…"   db        4 seconds ago   Up 3 seconds (healthy)           5432/tcp
docker-tsg-1   telemetry/server     "/app/entrypoint.bas…"   tsg       4 seconds ago   Up 1 second (health: starting)   0.0.0.0:9999->9999/tcp, :::9999->9999/tcp
cd docker && docker compose down
[+] Running 4/4
 ✔ Container docker-tsg-1   Removed                                       10.7s 
 ✔ Container docker-db-1    Removed                                        0.3s 
 ✔ Network docker_external  Removed                                        0.8s 
 ✔ Network docker_internal  Removed                                        0.5s 

Running the code validation tests

Run the code validation tests as follows:

% cd telemetry-server
% make test

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Proof of Concept Telemetry Server scaffolding

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