support delete

README.md

@@ -15,6 +15,7 @@
  limitations under the License.
 
 -->
+
 # Helm Nexus Repository Push
 
 A Helm plugin that pushes a chart directory or packaged chart tgz to a specified

plugin.yaml

@@ -1,5 +1,5 @@
 name: "nexus-push"
-version: "0.0.1"
+version: "0.0.2"
 usage: "Push chart or packaged chart to a specified repo"
 description: |-
   Pushes a chart directory or packaged chart tgz to a specified repo,
@@ -8,3 +8,13 @@ description: |-
 command: "$HELM_PLUGIN_DIR/push.sh"
 useTunnel: false
 ignoreFlags: false
+platformCommand:
+  - os: linux
+    arch: i386
+    command: "$HELM_PLUGIN_DIR/push.sh"
+  - os: linux
+    arch: amd64
+    command: "$HELM_PLUGIN_DIR/push.sh"
+  - os: windows
+    arch: amd64
+    command: "powershell $HELM_PLUGIN_DIR/push.ps1"

push.ps1

@@ -0,0 +1,186 @@
+[CmdletBinding(PositionalBinding = $false)] # ensures that any parameters not explicitly marked with a Position property must be passed as named arguments (i.e., the argument must be preceded by the name of the target parameter, e.g. -Path foo).
+param(
+    [Parameter()]
+    [Alias("u")]
+    [string]$username,
+
+    [Parameter()]
+    [Alias("p")]
+    [string]$password,
+
+    [Parameter()]
+    [Alias("d")]
+    [string]$filename,
+
+    [Parameter(ValueFromRemainingArguments)]
+    [string]$params
+)
+
+function Usage() {
+    Write-Output "	
+Push Helm Chart to Nexus repository
+
+This plugin provides ability to push a Helm Chart directory or package to a remote Nexus Helm repository.
+
+Usage:
+  helm nexus-push [repo] login [flags]        Setup login information for repo
+  helm nexus-push [repo] logout [flags]       Remove login information for repo
+  helm nexus-push [repo] delete [flags]       Remove chart from repo
+  helm nexus-push [repo] [CHART] [flags]      Pushes chart to repo
+
+Flags:
+  -u, -username string                 Username for authenticated repo (assumes anonymous access if unspecified)
+  -p, -password string                 Password for authenticated repo (prompts if unspecified and -u specified)
+  -d, -filename string                 Artifact filename (used to delete a specific version in the repository)
+
+Examples:
+  To save credentials
+  helm nexus-push nexus login -u username -p password  
+
+  To delete credentials
+  helm nexus-push nexus logout
+
+  To push the chart using saved credentials
+  helm nexus-push nexus . 
+
+  To push the chart with credentials
+  helm nexus-push nexus .  -u username -p password
+
+  To delete chart from repository
+  helm nexus-push nexus delete .
+
+  To delete chart from repository
+  helm nexus-push nexus delete -d artifact-1.0.0.tgz
+"
+
+}
+
+# need at least params not empty
+if ($PSBoundParameters.Count -eq 0 -Or [string]::IsNullOrEmpty($params)) {
+    Usage
+    exit(1)
+}
+
+# check if the help command was received
+if($params -eq "--help"){
+    Usage
+    exit(0)
+}
+
+# need a password if the username is specified
+if ($username -And [string]::IsNullOrEmpty($password)) {
+    Usage
+    exit(1)
+}
+
+# convert params to array
+$PARAMS_ARRAY = $params.Split(" ")
+$REPO_NAME = $($PARAMS_ARRAY[0])
+$COMMAND_OR_PATH = $($PARAMS_ARRAY[1])
+$PATH = $($PARAMS_ARRAY[2])
+
+# Credential file
+$REPO_AUTH_FILE = $($env:HELM_DATA_HOME + "\auth." + $REPO_NAME)
+
+$REPO_LIST = $(helm repo list -o json) | ConvertFrom-Json
+$REPO_JSON = $REPO_LIST | Where-Object { $_.name -eq $REPO_NAME }
+
+if (!$REPO_JSON) {
+    Write-Output "Repository not found, please validate that you added the repository to Helm with the command [helm repo list]"
+    exit(2)
+}
+
+# check if the command is (login/logout) or the chart folder
+if ($COMMAND_OR_PATH -eq "login") {
+    Write-Output "Writing crendentials in file [$REPO_AUTH_FILE]"
+    "$($username):$($password)" | Out-File -FilePath $REPO_AUTH_FILE
+} elseif ($COMMAND_OR_PATH -eq "logout") {
+    Write-Output "Deleting crendentials file [$REPO_AUTH_FILE]"
+    if (test-path $REPO_AUTH_FILE) {
+        Remove-Item $REPO_AUTH_FILE
+    }
+} else {
+    if ($COMMAND_OR_PATH -eq "delete") {
+        # path or filename are required
+        if([string]::IsNullOrEmpty($PATH) -And [string]::IsNullOrEmpty($filename)){
+            Usage
+            exit(4)
+        }
+        # check if we have a filename or a path
+        if ([string]::IsNullOrEmpty($PATH)) {
+            # Find output file path
+            $HELM_PACKAGE_FILE=$filename
+        } else {
+            # Package the chart to a temporay folder
+            $HELM_PACKAGE_OUTPUT=$(helm package $PATH -d $ENV:Temp)
+
+            # Find output filename
+            $HELM_PACKAGE_FILE=$($HELM_PACKAGE_OUTPUT.substring($HELM_PACKAGE_OUTPUT.IndexOf(":")+1).trim())
+            $HELM_PACKAGE_FILE=Split-Path $HELM_PACKAGE_FILE -Leaf
+        }
+    } else {
+        # Package the chart to a temporay folder
+        $HELM_PACKAGE_OUTPUT=$(helm package $COMMAND_OR_PATH -d $ENV:Temp)
+
+        # Find output file path
+        $HELM_PACKAGE_FILE=$($HELM_PACKAGE_OUTPUT.substring($HELM_PACKAGE_OUTPUT.IndexOf(":")+1).trim())
+    }
+
+    $CREDENTIALS = ""
+    # find credentials
+    if (!$username) {
+        # load the credential file if present (login)
+        if (test-path $REPO_AUTH_FILE) {
+            $CREDENTIALS = Get-Content $REPO_AUTH_FILE -Raw
+            $CREDENTIALS=$CREDENTIALS.trim()
+        }
+    } else {
+        $CREDENTIALS = "$($username):$($password)"
+    }
+
+    # Find the repository URL
+    $REPO_URL = $REPO_JSON.url
+
+    # ensure the URL ends with "/"
+    if(!$REPO_URL.EndsWith("/")){
+        $REPO_URL="$REPO_URL/"
+    }
+
+    # delete or push the chart
+    if ($COMMAND_OR_PATH -eq "delete") {
+        # Delete the chart
+        Write-Output "Deleting chart [$HELM_PACKAGE_FILE] from repository [$REPO_URL]"
+        if ([string]::IsNullOrEmpty($CREDENTIALS)) {
+            $response=$(curl.exe --request DELETE -is "$REPO_URL$HELM_PACKAGE_FILE")
+        } else {
+            $response=$(curl.exe --request DELETE -is -u "$CREDENTIALS" "${REPO_URL}{$HELM_PACKAGE_FILE}")
+        }
+    } else {
+        # Push the chart
+        Write-Output "Pushing chart [$HELM_PACKAGE_FILE] to repository [$REPO_URL]"
+        if ([string]::IsNullOrEmpty($CREDENTIALS)) {
+            $response=$(curl.exe -is "$REPO_URL" --upload-file "$HELM_PACKAGE_FILE")
+        } else {
+            $response=$(curl.exe -is -u "$CREDENTIALS" "$REPO_URL" --upload-file "$HELM_PACKAGE_FILE")
+        }
+    }
+
+    # delete chart package
+    if(test-path $HELM_PACKAGE_FILE){
+        Remove-Item $HELM_PACKAGE_FILE
+    }
+
+    # check that the response was a "200 OK"
+    if(!$($response|select-string -Pattern "200 OK")){
+        Write-Output "There was a error while pushing the chart, here the output logs"
+        foreach($line in $response){
+            Write-Host $line
+        }
+        exit(3)
+    }
+
+    Write-Output "Done"
+    exit(0)
+}
+
+

push.sh

@@ -12,16 +12,38 @@ remote Nexus Helm repository.
 Usage:
   helm nexus-push [repo] login [flags]        Setup login information for repo
   helm nexus-push [repo] logout [flags]       Remove login information for repo
+  helm nexus-push [repo] delete [flags]       Remove chart from repo
   helm nexus-push [repo] [CHART] [flags]      Pushes chart to repo
 
 Flags:
   -u, --username string                 Username for authenticated repo (assumes anonymous access if unspecified)
   -p, --password string                 Password for authenticated repo (prompts if unspecified and -u specified)
+  -d, --filename string                 Artifact filename (used to delete a specific version in the repository)
+
+Examples:
+  To save credentials
+  helm nexus-push nexus login -u username -p password  
+
+  To delete credentials
+  helm nexus-push nexus logout
+
+  To push the chart using saved credentials
+  helm nexus-push nexus . 
+
+  To push the chart with credentials
+  helm nexus-push nexus .  -u username -p password
+
+  To delete chart from repository
+  helm nexus-push nexus delete .
+
+  To delete chart from repository
+  helm nexus-push nexus delete -d artifact-1.0.0.tgz  
 EOF
 }
 
-declare USERNAME
-declare PASSWORD
+declare USERNAME=""
+declare PASSWORD=""
+declare FILENAME=""
 
 declare -a POSITIONAL_ARGS=()
 while [[ $# -gt 0 ]]
@@ -49,6 +71,14 @@ do
                 PASSWORD=
             fi
             ;;
+        -d|--filename)
+            if [[ -n "${2:-}" ]]; then
+                shift
+                FILENAME=$1
+            else
+                FILENAME=
+            fi
+            ;;
         *)
             POSITIONAL_ARGS+=("$1")
             ;;
@@ -66,6 +96,26 @@ fi
 
 indent() { sed 's/^/  /'; }
 
+getCredendials(){
+    if [[ -z "$USERNAME" ]] || [[ -z "$PASSWORD" ]]; then
+        if [[ -f "$REPO_AUTH_FILE" ]]; then
+            echo "Using cached login creds..."
+            AUTH="$(cat $REPO_AUTH_FILE)"
+        else
+            if [[ -z "$USERNAME" ]]; then
+                read -p "Username: " USERNAME
+            fi
+            if [[ -z "$PASSWORD" ]]; then
+                read -s -p "Password: " PASSWORD
+                echo
+            fi
+            AUTH="$USERNAME:$PASSWORD"
+        fi
+    else
+            AUTH="$USERNAME:$PASSWORD"
+    fi
+}
+
 declare HELM3_VERSION="$(helm version --client --short | grep "v3\.")"
 
 declare REPO=$1
@@ -103,36 +153,43 @@ case "$2" in
     logout)
         rm -f "$REPO_AUTH_FILE"
         ;;
+    delete)
+        # find credentials
+        getCredendials
+
+        CMD=delete
+
+        if [[ -z "$FILENAME" ]]; then
+            CHART=$3
+            CHART_PACKAGE="$(helm package "$CHART" | cut -d ":" -f2 | xargs)"
+        else
+            CHART_PACKAGE="$FILENAME"
+        fi
+
+        # get package filename without path
+        CHART_PACKAGE=$(basename $CHART_PACKAGE)
+
+        echo "Deleting [$CHART_PACKAGE] from repo [$REPO_URL]..."
+        curl --request DELETE -is -u "$AUTH" "$REPO_URL$CHART_PACKAGE" | indent
+        rm -rf "$CHART_PACKAGE"
+        echo "Done"
+        ;;
     *)
         CMD=push
         CHART=$2
 
-        if [[ -z "$USERNAME" ]] || [[ -z "$PASSWORD" ]]; then
-            if [[ -f "$REPO_AUTH_FILE" ]]; then
-                echo "Using cached login creds..."
-                AUTH="$(cat $REPO_AUTH_FILE)"
-            else
-                if [[ -z "$USERNAME" ]]; then
-                    read -p "Username: " USERNAME
-                fi
-                if [[ -z "$PASSWORD" ]]; then
-                    read -s -p "Password: " PASSWORD
-                    echo
-                fi
-                AUTH="$USERNAME:$PASSWORD"
-            fi
-	else
-		AUTH="$USERNAME:$PASSWORD"
-        fi
+        # find credentials
+        getCredendials
 
         if [[ -d "$CHART" ]]; then
-            CHART_PACKAGE="$(helm package "$CHART" | cut -d":" -f2 | tr -d '[:space:]')"
+            CHART_PACKAGE="$(helm package "$CHART" | cut -d ":" -f2 | xargs)"
         else
             CHART_PACKAGE="$CHART"
         fi
 
-        echo "Pushing $CHART to repo $REPO_URL..."
+        echo "Pushing [$CHART] to repo [$REPO_URL]..."
         curl -is -u "$AUTH" "$REPO_URL" --upload-file "$CHART_PACKAGE" | indent
+        rm -rf "$CHART_PACKAGE"
         echo "Done"
         ;;
 esac