github.com/itscaro/cli@v0.0.0-20190705081621-c9db0fe93829/docs/reference/commandline/trust_sign.md (about) 1 --- 2 title: "trust sign" 3 description: "The sign command description and usage" 4 keywords: "sign, notary, trust" 5 --- 6 7 <!-- This file is maintained within the docker/cli GitHub 8 repository at https://github.com/docker/cli/. Make all 9 pull requests against that repo. If you see this file in 10 another repository, consider it read-only there, as it will 11 periodically be overwritten by the definitive file. Pull 12 requests which include edits to this file in other repositories 13 will be rejected. 14 --> 15 16 # trust sign 17 18 ```markdown 19 Usage: docker trust sign [OPTIONS] IMAGE:TAG 20 21 Sign an image 22 23 Options: 24 --help print usage 25 --local force the signing of a local image 26 27 ``` 28 29 ## Description 30 31 `docker trust sign` adds signatures to tags to create signed repositories. 32 33 ## Examples 34 35 ### Sign a tag as a repo admin 36 37 Given an image: 38 39 ```bash 40 $ docker trust view example/trust-demo 41 SIGNED TAG DIGEST SIGNERS 42 v1 c24134c079c35e698060beabe110bb83ab285d0d978de7d92fed2c8c83570a41 (Repo Admin) 43 44 Administrative keys for example/trust-demo: 45 Repository Key: 36d4c3601102fa7c5712a343c03b94469e5835fb27c191b529c06fd19c14a942 46 Root Key: 246d360f7c53a9021ee7d4259e3c5692f3f1f7ad4737b1ea8c7b8da741ad980b 47 ``` 48 49 Sign a new tag with `docker trust sign`: 50 51 ```bash 52 $ docker trust sign example/trust-demo:v2 53 Signing and pushing trust metadata for example/trust-demo:v2 54 The push refers to a repository [docker.io/example/trust-demo] 55 eed4e566104a: Layer already exists 56 77edfb6d1e3c: Layer already exists 57 c69f806905c2: Layer already exists 58 582f327616f1: Layer already exists 59 a3fbb648f0bd: Layer already exists 60 5eac2de68a97: Layer already exists 61 8d4d1ab5ff74: Layer already exists 62 v2: digest: sha256:8f6f460abf0436922df7eb06d28b3cdf733d2cac1a185456c26debbff0839c56 size: 1787 63 Signing and pushing trust metadata 64 Enter passphrase for repository key with ID 36d4c36: 65 Successfully signed docker.io/example/trust-demo:v2 66 ``` 67 68 `docker trust view` lists the new signature: 69 70 ```bash 71 $ docker trust view example/trust-demo 72 SIGNED TAG DIGEST SIGNERS 73 v1 c24134c079c35e698060beabe110bb83ab285d0d978de7d92fed2c8c83570a41 (Repo Admin) 74 v2 8f6f460abf0436922df7eb06d28b3cdf733d2cac1a185456c26debbff0839c56 (Repo Admin) 75 76 Administrative keys for example/trust-demo: 77 Repository Key: 36d4c3601102fa7c5712a343c03b94469e5835fb27c191b529c06fd19c14a942 78 Root Key: 246d360f7c53a9021ee7d4259e3c5692f3f1f7ad4737b1ea8c7b8da741ad980b 79 ``` 80 81 ### Sign a tag as a signer 82 83 Given an image: 84 85 ```bash 86 $ docker trust view example/trust-demo 87 88 No signatures for example/trust-demo 89 90 91 List of signers and their keys for example/trust-demo: 92 93 SIGNER KEYS 94 alice 05e87edcaecb 95 bob 5600f5ab76a2 96 97 Administrative keys for example/trust-demo: 98 Repository Key: ecc457614c9fc399da523a5f4e24fe306a0a6ee1cc79a10e4555b3c6ab02f71e 99 Root Key: 3cb2228f6561e58f46dbc4cda4fcaff9d5ef22e865a94636f82450d1d2234949 100 ``` 101 102 Sign a new tag with `docker trust sign`: 103 104 ```bash 105 $ docker trust sign example/trust-demo:v1 106 Signing and pushing trust metadata for example/trust-demo:v1 107 The push refers to a repository [docker.io/example/trust-demo] 108 26b126eb8632: Layer already exists 109 220d34b5f6c9: Layer already exists 110 8a5132998025: Layer already exists 111 aca233ed29c3: Layer already exists 112 e5d2f035d7a4: Layer already exists 113 v1: digest: sha256:74d4bfa917d55d53c7df3d2ab20a8d926874d61c3da5ef6de15dd2654fc467c4 size: 1357 114 Signing and pushing trust metadata 115 Enter passphrase for delegation key with ID 27d42a8: 116 Successfully signed docker.io/example/trust-demo:v1 117 ``` 118 119 `docker trust view` lists the new signature: 120 121 ```bash 122 $ docker trust view example/trust-demo 123 SIGNED TAG DIGEST SIGNERS 124 v1 74d4bfa917d55d53c7df3d2ab20a8d926874d61c3da5ef6de15dd2654fc467c4 alice 125 126 List of signers and their keys for example/trust-demo: 127 128 SIGNER KEYS 129 alice 05e87edcaecb 130 bob 5600f5ab76a2 131 132 Administrative keys for example/trust-demo: 133 Repository Key: ecc457614c9fc399da523a5f4e24fe306a0a6ee1cc79a10e4555b3c6ab02f71e 134 Root Key: 3cb2228f6561e58f46dbc4cda4fcaff9d5ef22e865a94636f82450d1d2234949 135 ``` 136 137 ## Initialize a new repo and sign a tag 138 139 When signing an image on a repo for the first time, `docker trust sign` sets up new keys before signing the image. 140 141 ```bash 142 $ docker trust view example/trust-demo 143 No signatures or cannot access example/trust-demo 144 ``` 145 146 ```bash 147 $ docker trust sign example/trust-demo:v1 148 Signing and pushing trust metadata for example/trust-demo:v1 149 Enter passphrase for root key with ID 36cac18: 150 Enter passphrase for new repository key with ID 731396b: 151 Repeat passphrase for new repository key with ID 731396b: 152 Enter passphrase for new alice key with ID 6d52b29: 153 Repeat passphrase for new alice key with ID 6d52b29: 154 Created signer: alice 155 Finished initializing "docker.io/example/trust-demo" 156 The push refers to a repository [docker.io/example/trust-demo] 157 eed4e566104a: Layer already exists 158 77edfb6d1e3c: Layer already exists 159 c69f806905c2: Layer already exists 160 582f327616f1: Layer already exists 161 a3fbb648f0bd: Layer already exists 162 5eac2de68a97: Layer already exists 163 8d4d1ab5ff74: Layer already exists 164 v1: digest: sha256:8f6f460abf0436922df7eb06d28b3cdf733d2cac1a185456c26debbff0839c56 size: 1787 165 Signing and pushing trust metadata 166 Enter passphrase for alice key with ID 6d52b29: 167 Successfully signed docker.io/example/trust-demo:v1 168 ``` 169 170 ```bash 171 $ docker trust view example/trust-demo 172 SIGNED TAG DIGEST SIGNERS 173 v1 8f6f460abf0436922df7eb06d28b3cdf733d2cac1a185456c26debbff0839c56 alice 174 175 List of signers and their keys for example/trust-demo: 176 177 SIGNER KEYS 178 alice 6d52b29d940f 179 180 Administrative keys for example/trust-demo: 181 Repository Key: 731396b65eac3ef5ec01406801bdfb70feb40c17808d2222427c18046eb63beb 182 Root Key: 70d174714bd1461f6c58cb3ef39087c8fdc7633bb11a98af844fd9a04e208103 183 ``` 184