From e1e8905f45aca0a5e00d5d8ef4efc7c154633509 Mon Sep 17 00:00:00 2001
From: Washington Kigani Kamadi <washingtonkigan@gmail.com>
Date: Mon, 16 Sep 2024 20:58:59 +0300
Subject: [PATCH] NOISSUE - Run Manager using Systemd Docs (#42)

* docs for starting manager as a service

Signed-off-by: WashingtonKK <washingtonkigan@gmail.com>

* use makefile to start manager

Signed-off-by: WashingtonKK <washingtonkigan@gmail.com>

* add instructions for sev-snp

Signed-off-by: WashingtonKK <washingtonkigan@gmail.com>

---------

Signed-off-by: WashingtonKK <washingtonkigan@gmail.com>
---
 docs/manager.md | 58 +++++++++++++++++++++++++++++++++----------------
 1 file changed, 39 insertions(+), 19 deletions(-)

diff --git a/docs/manager.md b/docs/manager.md
index bd27d25..111aa3e 100644
--- a/docs/manager.md
+++ b/docs/manager.md
@@ -86,37 +86,47 @@ NB: we set environment variables that we will use in the shell process where we
 
 ## Deployment
 
-To start the service, execute the following shell script (note a server needs to be running see [here](https://github.com/ultravioletrs/cocos/tree/main/test/computations)):
+To start the service, execute the following shell script (note a server needs to be running see [here](https://github.com/ultravioletrs/cocos/tree/main/test/computations)). Additionally, the required environment variables should be set in [cocos-manager.env](https://github.com/ultravioletrs/cocos/blob/main/cocos-manager.env) beforehand.
 
 ```bash
 # download the latest version of the service
 go get github.com/ultravioletrs/cocos
 
 cd $GOPATH/src/github.com/ultravioletrs/cocos
+```
 
-# compile the manager
-make manager
+Variables should be set at this point in [cocos-manager.env](https://github.com/ultravioletrs/cocos/blob/main/cocos-manager.env).
 
-# copy binary to bin
+```bash
+# builds binaries, copies them to bin and installs the env variables required for manager
 make install
 
-# set the environment variables and run the service
-MANAGER_GRPC_URL=localhost:7001
-MANAGER_LOG_LEVEL=debug \
-MANAGER_QEMU_USE_SUDO=false \
-MANAGER_QEMU_ENABLE_SEV=false \
-./build/cocos-manager
+# run the service
+make run
 ```
 
-To enable [AMD SEV](https://www.amd.com/en/developer/sev.html) support, start manager like this
+To enable [AMD SEV](https://www.amd.com/en/developer/sev.html) support, start manager after setting these environment variables in [cocos-manager.env](https://github.com/ultravioletrs/cocos/blob/main/cocos-manager.env).
 
-```sh
-MANAGER_GRPC_URL=localhost:7001
-MANAGER_LOG_LEVEL=debug \
-MANAGER_QEMU_USE_SUDO=true \
-MANAGER_QEMU_ENABLE_SEV=true \
-MANAGER_QEMU_SEV_CBITPOS=51 \
-./build/cocos-manager
+```bash
+MANAGER_QEMU_USE_SUDO=true
+MANAGER_QEMU_ENABLE_SEV=true
+MANAGER_QEMU_SEV_CBITPOS=51
+```
+
+You can also enable SEV_SNP through the environment variable:
+
+```bash
+MANAGER_QEMU_ENABLE_SEV_SNP=false
+```
+
+Then install the service:
+
+```bash
+# install the service with the environment variables
+sudo make install
+
+# start the service
+sudo make run
 ```
 
 ### Verifying VM Launch
@@ -130,7 +140,7 @@ go run ./test/computations/main.go <algo-path> <public-key-path> <attested-tls-b
 and in the second the manager by executing (with the environment variables of choice):
 
 ```bash
-./build/cocos-manager
+sudo make run
 ```
 
 Ensure that the Manager can connect to the computations server by setting the MANAGER_GRPC_URL with the url value of the computations server. In the last terminal window, you can run the verification commands.
@@ -155,3 +165,13 @@ root       37989  122 13.1 5345816 4252312 pts/0 Sl+  16:19   0:04 /usr/local/bi
 ```
 
 The two processes are due to the fact that we run the command `/usr/bin/qemu-system-x86_64` as `sudo`, so there is one process for `sudo` command and the other for `/usr/bin/qemu-system-x86_64`.
+
+You can view logs from manager using the following commands:
+
+```bash
+# check manager status
+sudo systemctl status cocos-manager
+
+# follow logs from manager
+journalctl -u cocos-manager -n 20 -f
+```