|
| 1 | +--- |
| 2 | +description: >- |
| 3 | + This section enables Proof of Data Possession (PDP) for a Storage Provider |
| 4 | + node using Curio. These steps guide you through running a standalone PDP |
| 5 | + service using Curio and pdptool. |
| 6 | +--- |
| 7 | + |
| 8 | +# Enable PDP |
| 9 | + |
| 10 | +<table data-view="cards"><thead><tr><th></th><th data-hidden data-card-cover data-type="files"></th></tr></thead><tbody><tr><td><a href="https://docs.curiostorage.org/experimental-features/enable-pdp">PDP Documentation</a></td><td><a href="../../.gitbook/assets/Curio_placeholder.webp">Curio_placeholder.webp</a></td></tr><tr><td><a href="https://filecoinproject.slack.com/archives/C0717TGU7V2">Filecoin Slack - #fil-pdp</a></td><td><a href="../../.gitbook/assets/Filecoin.svg.png">Filecoin.svg.png</a></td></tr><tr><td><a href="../../basics/assets/metamask-setup.md">Filecoin Wallet - MetaMask Setup</a></td><td><a href="../../.gitbook/assets/Filecoin.svg.png">Filecoin.svg.png</a></td></tr></tbody></table> |
| 11 | + |
| 12 | +### Attach Storage Locations |
| 13 | + |
| 14 | +With Curio running with the GUI layer: |
| 15 | + |
| 16 | +```sh |
| 17 | +curio run --layers=gui |
| 18 | +``` |
| 19 | + |
| 20 | +Run the following commands in your Curio CLI to attach storage paths: |
| 21 | + |
| 22 | +```sh |
| 23 | +curio cli storage attach --init --seal /fast-storage/path |
| 24 | +curio cli storage attach --init --store /long-term-storage/path |
| 25 | +``` |
| 26 | + |
| 27 | +{% hint style="info" %} |
| 28 | +Your fast-storage path should point to high-performance storage media such as NVMe or SSD |
| 29 | +{% endhint %} |
| 30 | + |
| 31 | +*** |
| 32 | + |
| 33 | +### Add a PDP Configuration Layer |
| 34 | + |
| 35 | +Browse to the Configurations page of the Curio GUI. |
| 36 | + |
| 37 | +Create a new layer named pdp. Enable and set to `true` the following under Subsystems: |
| 38 | + |
| 39 | +{% hint style="info" %} |
| 40 | +You may find it helpful to search for the setting names in your browser. |
| 41 | +{% endhint %} |
| 42 | + |
| 43 | +* ✅ `EnableParkPiece` |
| 44 | +* ✅ `EnablePDP` |
| 45 | +* ✅ `EnableCommP` |
| 46 | +* ✅ `EnableMoveStorage` |
| 47 | + |
| 48 | +In the HTTP section: |
| 49 | + |
| 50 | +* ✅ Enable: `true` |
| 51 | +* 🌐 DomainName: `your domain (e.g., pdp.mydomain.com)` |
| 52 | +* 📡 ListenAddress: `0.0.0.0:443` |
| 53 | + |
| 54 | +{% hint style="info" %} |
| 55 | + You must point your domain’s A record to your server’s public IP address for Let’s Encrypt to issue a certificate. |
| 56 | +{% endhint %} |
| 57 | + |
| 58 | +*** |
| 59 | + |
| 60 | +### Set Up PDP Service Keys |
| 61 | + |
| 62 | +Build the pdptool: |
| 63 | + |
| 64 | +```sh |
| 65 | +cd curio/cmd/pdptool |
| 66 | +go build . |
| 67 | +``` |
| 68 | + |
| 69 | +Generate a service secret: |
| 70 | + |
| 71 | +```sh |
| 72 | +./pdptool create-service-secret |
| 73 | +``` |
| 74 | + |
| 75 | +```sh |
| 76 | +# Example output: |
| 77 | + |
| 78 | +-----BEGIN PUBLIC KEY----- |
| 79 | +LxP9MzVmHdC7KwYBvNAo1jXuIRfGXqQyo2JzE4Uctn0a5eFZbs6Wlvq3dKYgphTD |
| 80 | +XAqRsm38LPt2iVcGb9MruZJxEkBhO71wDdNyaFMoXpCJnUqRAezvKlfbIg== |
| 81 | +-----END PUBLIC KEY----- |
| 82 | +``` |
| 83 | + |
| 84 | +Browse to the **PDP** page of the Curio GUI and in the **Services** section: |
| 85 | + |
| 86 | +* Select **Add PDP Service** |
| 87 | +* Input a **Service Name** of your choice (e.g. `pdp-service`) |
| 88 | +* Copy the previously generated public key into the **Public Key** field. |
| 89 | +* Select **Add Service** |
| 90 | + |
| 91 | +*** |
| 92 | + |
| 93 | +### Import your Filecoin Wallet Private Key: |
| 94 | + |
| 95 | +{% hint style="info" %} |
| 96 | +There are several ways to obtain private keys for Ethereum addresses. For this guide, we will use a new delegated Filecoin wallet address. |
| 97 | +{% endhint %} |
| 98 | + |
| 99 | +Create a new delegated wallet: |
| 100 | + |
| 101 | +```sh |
| 102 | +lotus wallet new delegated |
| 103 | +``` |
| 104 | + |
| 105 | +```sh |
| 106 | +# Example output: |
| 107 | + |
| 108 | +t410fuo4dghaeiqzokiqnxruzdr6e3cjktnxprrc56bi |
| 109 | +``` |
| 110 | + |
| 111 | +{% hint style="info" %} |
| 112 | +You can display your Lotus wallets at any time by running: |
| 113 | +{% endhint %} |
| 114 | + |
| 115 | +```sh |
| 116 | +lotus wallet list |
| 117 | +``` |
| 118 | + |
| 119 | +Export & convert your new delegated wallet address private key:  |
| 120 | + |
| 121 | +```sh |
| 122 | +lotus wallet export <your-delegated-wallet-address> | xxd -r -p | jq -r '.PrivateKey' | base64 -d | xxd -p -c 32 |
| 123 | +``` |
| 124 | + |
| 125 | +```sh |
| 126 | +# Example output: |
| 127 | + |
| 128 | +d4c2e3f9a716bb0e47fa91b2cf4a29870be3c5982fd6eafed71e8ac3f9c0b12 |
| 129 | +``` |
| 130 | + |
| 131 | +Browse to the **PDP** page of the Curio GUI and in the **Owner Address** section: |
| 132 | + |
| 133 | +* Select **Import Key** |
| 134 | +* Copy the previously generated private wallet key into the **Private Key (Hex)** field. |
| 135 | +* Select **Import Key** |
| 136 | + |
| 137 | +{% hint style="success" %} |
| 138 | +Your 0x wallet address - the delegated Ethereum address derived from your Filecoin Metamask private key - will be added to the **Owner Address** section of the Curio PDP page. |
| 139 | +{% endhint %} |
| 140 | + |
| 141 | +Make sure to send a small amount of FIL to your 0x wallet - we recommend 5 FIL to ensure uninterrupted PDP operation during initial setup and testing. |
| 142 | + |
| 143 | +{% hint style="danger" %} |
| 144 | +Important: Secure your private key material. Don’t expose or store it in plain text without protection. |
| 145 | +{% endhint %} |
| 146 | + |
| 147 | +*** |
| 148 | + |
| 149 | +### Restart and Verify |
| 150 | + |
| 151 | +Restart Curio with both layers: |
| 152 | + |
| 153 | +```sh |
| 154 | +curio run --layers=gui,pdp |
| 155 | +``` |
| 156 | + |
| 157 | +{% hint style="warning" %} |
| 158 | + If you encounter errors binding to port 443 when starting Curio with the pdp configuration layer, run: |
| 159 | +{% endhint %} |
| 160 | + |
| 161 | +```sh |
| 162 | +sudo setcap 'cap_net_bind_service=+ep' /usr/local/bin/curio |
| 163 | +``` |
| 164 | + |
| 165 | +Test the PDP service: |
| 166 | + |
| 167 | +```sh |
| 168 | +./pdptool ping --service-url https://your-domain.com --service-name <ServiceName> |
| 169 | +``` |
| 170 | + |
| 171 | +{% hint style="success" %} |
| 172 | +Use the service name specified in the **Service Name** field when you added your public **PDP Service** key - e.g. `pdp-service` |
| 173 | +{% endhint %} |
| 174 | + |
| 175 | +Expected output: |
| 176 | + |
| 177 | +```sh |
| 178 | +Ping successful: Service is reachable and JWT token is valid. |
| 179 | +``` |
| 180 | + |
| 181 | +{% hint style="info" %} |
| 182 | +Note: The first ping often fails. Try again after a short delay. |
| 183 | +{% endhint %} |
| 184 | + |
| 185 | +*** |
| 186 | + |
| 187 | +### 🎉 You’re Ready! |
| 188 | + |
| 189 | +You’ve successfully launched a PDP-enabled Filecoin Storage Provider stack. Your system is now: |
| 190 | + |
| 191 | +* ✅ Syncing with the Filecoin network via Lotus |
| 192 | +* ✅ Recording deal and sector metadata in YugabyteDB |
| 193 | +* ✅ Operating Curio to manage sealing and coordination |
| 194 | +* ✅ Submitting Proof of Data Possession to verify storage integrity |
| 195 | + |
| 196 | +*** |
| 197 | + |
| 198 | +### 🔜 Next Steps |
| 199 | + |
| 200 | +* 🚙 Take PDP for a test drive with the [Getting Started with PDP for Storage Clients](https://docs.google.com/document/d/1MTPVZVqNqB8symaiSe-FmBSqd4byl76q5rZ54vrOp9E/edit?tab=t.0#heading=h.7oxcvntk0n0d) guide |
| 201 | +* 🧭 Monitor logs and metrics |
| 202 | +* 💬 Join the community - Filecoin Slack - [#fil-pdp](https://filecoinproject.slack.com/archives/C0717TGU7V2) |
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