124 lines
4.1 KiB
Bash
124 lines
4.1 KiB
Bash
#!/usr/bin/env sh
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# Deploy certificates to a proxmox virtual environment node using the API.
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#
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# Environment variables that can be set are:
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# `DEPLOY_PROXMOXVE_SERVER`: The hostname of the proxmox ve node. Defaults to
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# _cdomain.
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# `DEPLOY_PROXMOXVE_SERVER_PORT`: The port number the management interface is on.
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# Defaults to 8006.
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# `DEPLOY_PROXMOXVE_NODE_NAME`: The name of the node we'll be connecting to.
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# Defaults to the host portion of the server
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# domain name.
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# `DEPLOY_PROXMOXVE_USER`: The user we'll connect as. Defaults to root.
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# `DEPLOY_PROXMOXVE_USER_REALM`: The authentication realm the user authenticates
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# with. Defaults to pam.
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# `DEPLOY_PROXMOXVE_API_TOKEN_NAME`: The name of the API token created for the
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# user account. Defaults to acme.
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# `DEPLOY_PROXMOXVE_API_TOKEN_KEY`: The API token. Required.
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proxmoxve_deploy(){
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_cdomain="$1"
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_ckey="$2"
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_ccert="$3"
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_cca="$4"
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_cfullchain="$5"
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_debug _cdomain "$_cdomain"
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_debug _ckey "$_ckey"
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_debug _ccert "$_ccert"
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_debug _cca "$_cca"
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_debug _cfullchain "$_cfullchain"
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# "Sane" defaults.
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_target_hostname="$_cdomain"
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if [ -n "$DEPLOY_PROXMOXVE_SERVER" ];then
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_target_hostname="$DEPLOY_PROXMOXVE_SERVER"
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fi
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_target_port="8006"
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if [ -n "$DEPLOY_PROXMOXVE_SERVER_PORT" ];then
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_target_port="$DEPLOY_PROXMOXVE_SERVER_PORT"
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fi
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if [ -n "$DEPLOY_PROXMOXVE_NODE_NAME" ];then
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_node_name="$DEPLOY_PROXMOXVE_NODE_NAME"
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else
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_node_name=$(echo "$_target_hostname"|cut -d. -f1)
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fi
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# Complete URL.
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_target_url="https://${_target_hostname}:${_target_port}/api2/json/nodes/${_node_name}/certificates/custom"
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# More "sane" defaults.
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_proxmoxve_user="root"
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if [ -n "$_proxmoxve_user" ];then
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_proxmoxve_user="$DEPLOY_PROXMOXVE_USER"
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fi
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_proxmoxve_user_realm="pam"
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if [ -n "$DEPLOY_PROXMOXVE_USER_REALM" ];then
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_proxmoxve_user_realm="$DEPLOY_PROXMOXVE_USER_REALM"
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fi
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_proxmoxve_api_token_name="acme"
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if [ -n "$DEPLOY_PROXMOXVE_API_TOKEN_NAME" ];then
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_proxmoxve_api_token_name="$DEPLOY_PROXMOXVE_API_TOKEN_NAME"
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fi
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# This is required.
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_proxmoxve_api_token_key="$DEPLOY_PROXMOXVE_API_TOKEN_KEY"
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if [ -z "$_proxmoxve_api_token_key" ];then
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_err "API key not provided."
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return 1
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fi
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# PVE API Token header value. Used in "Authorization: PVEAPIToken".
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_proxmoxve_header_api_token="${_proxmoxve_user}@${_proxmoxve_user_realm}!${_proxmoxve_api_token_name}=${_proxmoxve_api_token_key}"
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# Generate the data file curl will pass as the data.
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_proxmoxve_temp_data="/tmp/proxmoxve_api/$_cdomain"
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_proxmoxve_temp_data_file="$_proxmoxve_temp_data/body.json"
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# We delete this directory at the end of the script to avoid any conflicts.
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if [ ! -d "$_proxmoxve_temp_data" ];then
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mkdir -p "$_proxmoxve_temp_data"
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# Set to 700 since this file will contain the private key contents.
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chmod 700 "$_proxmoxve_temp_data"
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fi
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# Ugly. I hate putting heredocs inside functions because heredocs don't account
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# for whitespace correctly but it _does_ work and is several times cleaner
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# than anything else I had here.
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#
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# This creates a temporary data file that curl will use as the data being
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# posted to the webserver.
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cat << HEREDOC > "$_proxmoxve_temp_data_file"
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{
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"certificates": "$(tr '\n' ':' < "$_cfullchain" | sed 's/:/\\n/g')",
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"key": "$(tr '\n' ':' < "$_ckey" |sed 's/:/\\n/g')",
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"node":"$_node_name",
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"restart":"1",
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"force":"1"
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}
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HEREDOC
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# Push certificates to server.
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#
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# --insecure is to ignore certificate errors.
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# --fail is to fail the script if the http return code is not 200.
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if curl -X "POST" --header "Content-Type: application/json" \
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--header "Authorization: PVEAPIToken=${_proxmoxve_header_api_token}" \
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--data "@${_proxmoxve_temp_data_file}" \
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--insecure --fail \
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"${_target_url}"
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then
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_info "Successfully updated certificate for $_cdomain."
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rm -r "$_proxmoxve_temp_data"
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return 0
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else
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_err "Unable to update certificate for $_cdomain."
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rm -r "$_proxmoxve_temp_data"
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return 1
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fi
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}
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