instance: ip forwarding

[rutgerbeltman]

Description

Add support for configuring IP forwarding on an instance.
This field is used to allow instances to forward IP packets through the VPC. This does not configure linux, but only the network

Checklist

(For exoscale contributors)

• Changelog updated (under Unreleased block, and add the Pull Request #number for each bit you add to the CHANGELOG.md)
• Testing

Testing

before

rbeltman@rutger-exo:~/code/cli$ exo compute instance create exoclitestinstance
 ✔ Creating instance "exoclitestinstance"... 39s
┼─────────────────────────────────────────┼──────────────────────────────────────┼
│            COMPUTE INSTANCE             │                                      │
┼─────────────────────────────────────────┼──────────────────────────────────────┼
│ ID                                      │ 45179a93-441c-4918-a9bb-e810f27636be │
│ Name                                    │ exoclitestinstance                   │
│ Creation Date                           │ 2026-09-08 09:16:28 +0000 UTC        │
│ Instance Type                           │ standard.medium                      │
│ Template                                │ Linux Ubuntu 22.04 LTS 64-bit        │
│ Zone                                    │ ch-gva-2                             │
│ Anti-Affinity Groups                    │ n/a                                  │
│ Deploy Target                           │ -                                    │
│ Security Groups                         │ default                              │
│ Private Instance                        │ No                                   │
│ Private Networks                        │ n/a                                  │
│ Elastic IPs                             │ n/a                                  │
│ Public IP                               │ inet4                                │
│ IP Address                              │ 151.145.196.222                      │
│ IPv6 Address                            │ -                                    │
│ SSH Keys                                │ n/a                                  │
│ Disk Size                               │ 50 GiB                               │
│ State                                   │ running                              │
│ Labels                                  │ n/a                                  │
│ Secure Boot                             │ false                                │
│ Tpm                                     │ false                                │
│ Reverse DNS                             │                                      │
│ Application-Consistent Snapshot enabled │ false                                │
┼─────────────────────────────────────────┼──────────────────────────────────────┼
rbeltman@rutger-exo:~/code/cli$ exo compute instance show exoclitestinstance
┼─────────────────────────────────────────┼──────────────────────────────────────┼
│            COMPUTE INSTANCE             │                                      │
┼─────────────────────────────────────────┼──────────────────────────────────────┼
│ ID                                      │ 45179a93-441c-4918-a9bb-e810f27636be │
│ Name                                    │ exoclitestinstance                   │
│ Creation Date                           │ 2026-09-08 09:16:28 +0000 UTC        │
│ Instance Type                           │ standard.medium                      │
│ Template                                │ Linux Ubuntu 22.04 LTS 64-bit        │
│ Zone                                    │ ch-gva-2                             │
│ Anti-Affinity Groups                    │ n/a                                  │
│ Deploy Target                           │ -                                    │
│ Security Groups                         │ default                              │
│ Private Instance                        │ No                                   │
│ Private Networks                        │ n/a                                  │
│ Elastic IPs                             │ n/a                                  │
│ Public IP                               │ inet4                                │
│ IP Address                              │ 151.145.196.222                      │
│ IPv6 Address                            │ -                                    │
│ SSH Keys                                │ n/a                                  │
│ Disk Size                               │ 50 GiB                               │
│ State                                   │ running                              │
│ Labels                                  │ n/a                                  │
│ Secure Boot                             │ false                                │
│ Tpm                                     │ false                                │
│ Reverse DNS                             │                                      │
│ Application-Consistent Snapshot enabled │ false                                │
┼─────────────────────────────────────────┼──────────────────────────────────────┼

After:

rbeltman@rutger-exo:~/code/cli$ go run . compute instance show exoclitestinstance
┼─────────────────────────────────────────┼──────────────────────────────────────┼
│            COMPUTE INSTANCE             │                                      │
┼─────────────────────────────────────────┼──────────────────────────────────────┼
│ ID                                      │ 45179a93-441c-4918-a9bb-e810f27636be │
│ Name                                    │ exoclitestinstance                   │
│ Creation Date                           │ 2026-09-08 09:16:28 +0000 UTC        │
│ Instance Type                           │ standard.medium                      │
│ Template                                │ Linux Ubuntu 22.04 LTS 64-bit        │
│ Zone                                    │ ch-gva-2                             │
│ Anti-Affinity Groups                    │ n/a                                  │
│ Deploy Target                           │ -                                    │
│ Security Groups                         │ default                              │
│ Private Instance                        │ No                                   │
│ Private Networks                        │ n/a                                  │
│ Elastic IPs                             │ n/a                                  │
│ Public IP                               │ inet4                                │
│ IP Address                              │ 151.145.196.222                      │
│ IPv6 Address                            │ -                                    │
│ SSH Keys                                │ n/a                                  │
│ Disk Size                               │ 50 GiB                               │
│ State                                   │ running                              │
│ Labels                                  │ n/a                                  │
│ Secure Boot                             │ false                                │
│ Tpm                                     │ false                                │
│ Ip Forwarding                           │ false                                │
│ Reverse DNS                             │                                      │
│ Application-Consistent Snapshot enabled │ false                                │
┼─────────────────────────────────────────┼──────────────────────────────────────┼
rbeltman@rutger-exo:~/code/cli$ go run . compute instance create exoclitestinstance2 --ip-forwarding
 ✔ Creating instance "exoclitestinstance2"... 31s
┼─────────────────────────────────────────┼──────────────────────────────────────┼
│            COMPUTE INSTANCE             │                                      │
┼─────────────────────────────────────────┼──────────────────────────────────────┼
│ ID                                      │ 330548a3-3cee-43e1-83ce-b3d51e2185dc │
│ Name                                    │ exoclitestinstance2                  │
│ Creation Date                           │ 2026-09-08 09:20:39 +0000 UTC        │
│ Instance Type                           │ standard.medium                      │
│ Template                                │ Linux Ubuntu 22.04 LTS 64-bit        │
│ Zone                                    │ ch-gva-2                             │
│ Anti-Affinity Groups                    │ n/a                                  │
│ Deploy Target                           │ -                                    │
│ Security Groups                         │ default                              │
│ Private Instance                        │ No                                   │
│ Private Networks                        │ n/a                                  │
│ Elastic IPs                             │ n/a                                  │
│ Public IP                               │ inet4                                │
│ IP Address                              │ 151.145.199.19                       │
│ IPv6 Address                            │ -                                    │
│ SSH Keys                                │ n/a                                  │
│ Disk Size                               │ 50 GiB                               │
│ State                                   │ running                              │
│ Labels                                  │ n/a                                  │
│ Secure Boot                             │ false                                │
│ Tpm                                     │ false                                │
│ Ip Forwarding                           │ true                                 │
│ Reverse DNS                             │                                      │
│ Application-Consistent Snapshot enabled │ false                                │
┼─────────────────────────────────────────┼──────────────────────────────────────┼