| 91 | } |
| 92 | |
| 93 | func DetermineInputSpec(ctx context.Context, input Input) (*app.SnapshotSpec, *ExpansionInfo, error) { |
| 94 | var snapshot snapshot |
| 95 | provided := false |
| 96 | |
| 97 | if input.Images != "" { |
| 98 | var content []byte |
| 99 | var err error |
| 100 | fs := utils.FS(ctx) |
| 101 | content, err = afero.ReadFile(fs, input.Images) |
| 102 | if err != nil { |
| 103 | log.Debugf("could not read images from file: %v", err) |
| 104 | // could not read as file so expecting string |
| 105 | content = []byte(input.Images) |
| 106 | } |
| 107 | |
| 108 | file, err := readSnapshotSource(content) |
| 109 | if err != nil { |
| 110 | return nil, nil, err |
| 111 | } |
| 112 | snapshot.merge(file) |
| 113 | provided = true |
| 114 | } |
| 115 | |
| 116 | // read Snapshot provided as a file |
| 117 | if input.File != "" { |
| 118 | fs := utils.FS(ctx) |
| 119 | content, err := afero.ReadFile(fs, input.File) |
| 120 | if err != nil { |
| 121 | return nil, nil, err |
| 122 | } |
| 123 | file, err := readSnapshotSource(content) |
| 124 | if err != nil { |
| 125 | return nil, nil, err |
| 126 | } |
| 127 | snapshot.merge(file) |
| 128 | provided = true |
| 129 | } |
| 130 | |
| 131 | // read Snapshot provided as a string |
| 132 | if input.JSON != "" { |
| 133 | json, err := readSnapshotSource([]byte(input.JSON)) |
| 134 | if err != nil { |
| 135 | return nil, nil, err |
| 136 | } |
| 137 | snapshot.merge(json) |
| 138 | provided = true |
| 139 | } |
| 140 | |
| 141 | // create Snapshot with a single image |
| 142 | if input.Image != "" { |
| 143 | log.Debugf("Generating application snapshot from image reference %s", input.Image) |
| 144 | imageSnapshot := app.SnapshotSpec{ |
| 145 | Components: []app.SnapshotComponent{ |
| 146 | { |
| 147 | Name: unnamed, |
| 148 | ContainerImage: input.Image, |
| 149 | }, |
| 150 | }, |