fabric-samples/test-network/README.md
Arnaud J Le Hors a1b7d20ebe Clarifies podman instructions for test-network
Also reverts to using install-fabric.sh which is preferred over bootstrap.sh.

Signed-off-by: Arnaud J Le Hors <lehors@us.ibm.com>
2022-08-03 13:38:06 -04:00

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# Running the test network
You can use the `./network.sh` script to stand up a simple Fabric test network. The test network has two peer organizations with one peer each and a single node raft ordering service. You can also use the `./network.sh` script to create channels and deploy chaincode. For more information, see [Using the Fabric test network](https://hyperledger-fabric.readthedocs.io/en/latest/test_network.html). The test network is being introduced in Fabric v2.0 as the long term replacement for the `first-network` sample.
Before you can deploy the test network, you need to follow the instructions to [Install the Samples, Binaries and Docker Images](https://hyperledger-fabric.readthedocs.io/en/latest/install.html) in the Hyperledger Fabric documentation.
## Using the Peer commands
The `setOrgEnv.sh` script can be used to set up the environment variables for the organizations, this will help to be able to use the `peer` commands directly.
First, ensure that the peer binaries are on your path, and the Fabric Config path is set assuming that you're in the `test-network` directory.
```bash
export PATH=$PATH:$(realpath ../bin)
export FABRIC_CFG_PATH=$(realpath ../config)
```
You can then set up the environment variables for each organization. The `./setOrgEnv.sh` command is designed to be run as follows.
```bash
export $(./setOrgEnv.sh Org2 | xargs)
```
(Note bash v4 is required for the scripts.)
You will now be able to run the `peer` commands in the context of Org2. If a different command prompt, you can run the same command with Org1 instead.
The `setOrgEnv` script outputs a series of `<name>=<value>` strings. These can then be fed into the export command for your current shell.
## Chaincode-as-a-service
To learn more about how to use the improvements to the Chaincode-as-a-service please see this [tutorial](./test-network/../CHAINCODE_AS_A_SERVICE_TUTORIAL.md). It is expected that this will move to augment the tutorial in the [Hyperledger Fabric ReadTheDocs](https://hyperledger-fabric.readthedocs.io/en/release-2.4/cc_service.html)
## Podman
*Note - podman support should be considered experimental but the following has been reported to work with podman 4.1.1 on Mac. If you wish to use podman a LinuxVM is recommended.*
Fabric's `install-fabric.sh` script has been enhanced to support using `podman` to pull down images and tag them rather than docker. The images are the same, just pulled differently. Simply specify the 'podman' argument when running the `install-fabric.sh` script.
Similarly, the `network.sh` script has been enhanced so that it can use `podman` and `podman-compose` instead of docker. Just set the environment variable `CONTAINER_CLI` to `podman` before running the `network.sh` script:
```bash
CONTAINER_CLI=podman ./network.sh up
````
As there is no Docker-Daemon when using podman, only the `./network.sh deployCCAAS` command will work. Following the Chaincode-as-a-service Tutorial above should work.