feat: support lz4, xz, and zstandard compressions

Closes #200

Signed-off-by: Marco Nenciarini <[email protected]>

Author: mnencia

config/crd/bases/barmancloud.cnpg.io_objectstores.yaml

@@ -137,11 +137,14 @@ spec:
                         description: |-
                           Compress a backup file (a tar file per tablespace) while streaming it
                           to the object store. Available options are empty string (no
-                          compression, default), `gzip`, `bzip2` or `snappy`.
+                          compression, default), `gzip`, `bzip2`, `lz4`, `snappy`, `xz`, and `zstd`.
                         enum:
-                        - gzip
                         - bzip2
+                        - gzip
+                        - lz4
                         - snappy
+                        - xz
+                        - zstd
                         type: string
                       encryption:
                         description: |-
@@ -328,11 +331,15 @@ spec:
                       compression:
                         description: |-
                           Compress a WAL file before sending it to the object store. Available
-                          options are empty string (no compression, default), `gzip`, `bzip2` or `snappy`.
+                          options are empty string (no compression, default), `gzip`, `bzip2`,
+                          `lz4`, `snappy`, `xz`, and `zstd`.
                         enum:
-                        - gzip
                         - bzip2
+                        - gzip
+                        - lz4
                         - snappy
+                        - xz
+                        - zstd
                         type: string
                       encryption:
                         description: |-

go.mod

@@ -7,7 +7,7 @@ toolchain go1.24.1
 require (
 	github.com/cert-manager/cert-manager v1.17.1
 	github.com/cloudnative-pg/api v1.25.1
-	github.com/cloudnative-pg/barman-cloud v0.2.0
+	github.com/cloudnative-pg/barman-cloud v0.3.0
 	github.com/cloudnative-pg/cloudnative-pg v1.25.1
 	github.com/cloudnative-pg/cnpg-i v0.1.0
 	github.com/cloudnative-pg/cnpg-i-machinery v0.2.0
@@ -136,3 +136,5 @@ require (
 	sigs.k8s.io/structured-merge-diff/v4 v4.5.0 // indirect
 	sigs.k8s.io/yaml v1.4.0 // indirect
 )
+
+replace github.com/cloudnative-pg/barman-cloud v0.2.0 => github.com/saolof/barman-cloud v0.0.0-20250316143924-8a5d8ef7cfc3

go.sum

@@ -20,8 +20,8 @@ github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UF
 github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/cloudnative-pg/api v1.25.1 h1:uNjKiB0MIspUeH9l651SnFDcuflr1crB3t6LjxUCafQ=
 github.com/cloudnative-pg/api v1.25.1/go.mod h1:fwF5g4XkuNZqYXIeRR3AJvUfWlqWig+r2DXc5bEmw6U=
-github.com/cloudnative-pg/barman-cloud v0.2.0 h1:KMwJPKjytDqljNNOounBGojsGTXiowztH0WQrVB8/DQ=
-github.com/cloudnative-pg/barman-cloud v0.2.0/go.mod h1:kNIUU+fpnYjkr25YwHnteROLhbs6rqpjDiB8XW1+sug=
+github.com/cloudnative-pg/barman-cloud v0.3.0 h1:tCtIF7nsHDH5X7nAXXd7VqNKKNGHrycXAyyKKKpdGS4=
+github.com/cloudnative-pg/barman-cloud v0.3.0/go.mod h1:8m6W117343zT28ctcskUYEu/dy+MX3hUUW4DynH8MLI=
 github.com/cloudnative-pg/cloudnative-pg v1.25.1 h1:Yc6T7ikQ1AiWXBQht+6C3DoihrIpUN2OkM1dIwqadTo=
 github.com/cloudnative-pg/cloudnative-pg v1.25.1/go.mod h1:96b9bRFLSr3uFWHjhytPdcvKIKwy9H6AG7cH0O6jefs=
 github.com/cloudnative-pg/cnpg-i v0.1.0 h1:QH2xTsrODMhEEc6B25GbOYe7ZIttDmSkYvXotfU5dfs=
@@ -165,6 +165,8 @@ github.com/sagikazarmark/locafero v0.4.0 h1:HApY1R9zGo4DBgr7dqsTH/JJxLTTsOt7u6ke
 github.com/sagikazarmark/locafero v0.4.0/go.mod h1:Pe1W6UlPYUk/+wc/6KFhbORCfqzgYEpgQ3O5fPuL3H4=
 github.com/sagikazarmark/slog-shim v0.1.0 h1:diDBnUNK9N/354PgrxMywXnAwEr1QZcOr6gto+ugjYE=
 github.com/sagikazarmark/slog-shim v0.1.0/go.mod h1:SrcSrq8aKtyuqEI1uvTDTK1arOWRIczQRv+GVI1AkeQ=
+github.com/saolof/barman-cloud v0.0.0-20250316143924-8a5d8ef7cfc3 h1:jn3dvUQUFAN1+cddMoBKbUJ9jS4LxfTZ2IQRfWE3w2M=
+github.com/saolof/barman-cloud v0.0.0-20250316143924-8a5d8ef7cfc3/go.mod h1:kNIUU+fpnYjkr25YwHnteROLhbs6rqpjDiB8XW1+sug=
 github.com/sergi/go-diff v1.2.0 h1:XU+rvMAioB0UC3q1MFrIQy4Vo5/4VsRDQQXHsEya6xQ=
 github.com/sergi/go-diff v1.2.0/go.mod h1:STckp+ISIX8hZLjrqAeVduY0gWCT9IjLuqbuNXdaHfM=
 github.com/snorwin/jsonpatch v1.5.0 h1:0m56YSt9cHiJOn8U+OcqdPGcDQZmhPM/zsG7Dv5QQP0=