ExtractMetadata extracts SOPS metadata from the supplied tree branches.
(branches sops.TreeBranches, opts MetadataOpts)
| 104 | |
| 105 | // ExtractMetadata extracts SOPS metadata from the supplied tree branches. |
| 106 | func ExtractMetadata(branches sops.TreeBranches, opts MetadataOpts) (sops.TreeBranches, sops.Metadata, error) { |
| 107 | var metadataTree sops.TreeBranch |
| 108 | if opts.Flatten != MetadataFlattenFull { |
| 109 | first := true |
| 110 | for bi, branch := range branches { |
| 111 | i := 0 |
| 112 | for i < len(branch) { |
| 113 | if branch[i].Key == SopsMetadataKey { |
| 114 | if bi == 0 { |
| 115 | if !first { |
| 116 | return nil, sops.Metadata{}, fmt.Errorf("Found duplicate %v entry", SopsMetadataKey) |
| 117 | } |
| 118 | first = false |
| 119 | if tree, ok := branch[i].Value.(sops.TreeBranch); ok { |
| 120 | metadataTree = tree |
| 121 | } else { |
| 122 | return nil, sops.Metadata{}, fmt.Errorf("Found %v entry that is not a mapping", SopsMetadataKey) |
| 123 | } |
| 124 | } |
| 125 | branch = append(branch[:i], branch[i+1:]...) |
| 126 | } else { |
| 127 | i++ |
| 128 | } |
| 129 | } |
| 130 | branches[bi] = branch |
| 131 | } |
| 132 | } else { |
| 133 | if len(branches) >= 1 { |
| 134 | branch := branches[0] |
| 135 | for i := 0; i < len(branch); i++ { |
| 136 | if key, ok := branch[i].Key.(string); ok { |
| 137 | if strings.HasPrefix(key, SopsPrefix) { |
| 138 | entry := branch[i] |
| 139 | entry.Key = key[len(SopsPrefix):] |
| 140 | metadataTree = append(metadataTree, entry) |
| 141 | branch = append(branch[:i], branch[i+1:]...) |
| 142 | i-- |
| 143 | } |
| 144 | } |
| 145 | } |
| 146 | branches[0] = branch |
| 147 | } |
| 148 | } |
| 149 | if metadataTree == nil { |
| 150 | return nil, sops.Metadata{}, sops.MetadataNotFound |
| 151 | } |
| 152 | if opts.Flatten != MetadataFlattenNone { |
| 153 | var err error |
| 154 | if opts.EscapeNewlines { |
| 155 | for i, item := range metadataTree { |
| 156 | if value, ok := item.Value.(string); ok { |
| 157 | metadataTree[i] = sops.TreeItem{ |
| 158 | Key: item.Key, |
| 159 | Value: strings.ReplaceAll(value, "\\n", "\n"), |
| 160 | } |
| 161 | } |
| 162 | } |
| 163 | } |