Add ability to fetch git dependecies in cargo via ssh (#78)

Dockerfile

@@ -1,10 +1,10 @@
-FROM rust:1.71.0-alpine3.18
+FROM rust:1.77.2-alpine3.19
 
-ENV deny_version="0.14.21"
+ENV deny_version="0.14.22"
 
 RUN set -eux; \
     apk update; \
-    apk add bash curl git tar; \
+    apk add bash curl git tar openssh; \
     curl --silent -L https://github.com/EmbarkStudios/cargo-deny/releases/download/$deny_version/cargo-deny-$deny_version-x86_64-unknown-linux-musl.tar.gz | tar -xzv -C /usr/bin --strip-components=1;
 
 # Ensure rustup is up to date.

action.yml

@@ -35,13 +35,28 @@ inputs:
     description: "The git credentials for credential.helper store using github username and github's private access token (PAT)"
     required: false
     default: ""
+  ssh-key:
+    description: "Set the used ssh key"
+    required: false
+    default: ""
+  ssh-known-hosts:
+    description: "Set ssh known hosts"
+    required: false
+    default: ""
+  use-git-cli:
+    description: "Set CARGO_NET_GIT_FETCH_WITH_CLI"
+    required: false
+    default: "false"
 
 runs:
   using: "docker"
   image: "Dockerfile"
   args:
     - ${{ inputs.rust-version }}
     - ${{ inputs.credentials }}
+    - ${{ inputs.ssh-key }}
+    - ${{ inputs.ssh-known-hosts }}
+    - ${{ inputs.use-git-cli }}
     - --log-level
     - ${{ inputs.log-level }}
     - --manifest-path

entrypoint.sh

@@ -19,6 +19,30 @@ then
     chmod 600 "$HOME/.git-credentials"
 fi
 
+if [ -n "$3" ]
+then
+    mkdir -p "/root/.ssh"
+    chmod 0700 "/root/.ssh"
+    echo "${3}" > "/root/.ssh/id_rsa"
+    chmod 0600 "/root/.ssh/id_rsa"
+fi
+
+if [ -n "$4" ]
+then
+    mkdir -p "/root/.ssh"
+    chmod 0700 "/root/.ssh"
+    echo "${4}" > "/root/.ssh/known_hosts"
+    chmod 0600 "/root/.ssh/known_hosts"
+fi
+
+if [ -n "$5" ]
+then
+    export CARGO_NET_GIT_FETCH_WITH_CLI="$5"
+fi
+
+shift
+shift
+shift
 shift
 shift