package volume import ( "io/ioutil" "os" "runtime" "strings" "testing" "github.com/docker/docker/api/types/mount" ) func TestParseMountRaw(t *testing.T) { var ( valid []string invalid map[string]string ) if runtime.GOOS == "windows" { valid = []string{ `d:\`, `d:`, `d:\path`, `d:\path with space`, `c:\:d:\`, `c:\windows\:d:`, `c:\windows:d:\s p a c e`, `c:\windows:d:\s p a c e:RW`, `c:\program files:d:\s p a c e i n h o s t d i r`, `0123456789name:d:`, `MiXeDcAsEnAmE:d:`, `name:D:`, `name:D::rW`, `name:D::RW`, `name:D::RO`, `c:/:d:/forward/slashes/are/good/too`, `c:/:d:/including with/spaces:ro`, `c:\Windows`, // With capital `c:\Program Files (x86)`, // With capitals and brackets } invalid = map[string]string{ ``: "invalid volume specification: ", `.`: "invalid volume specification: ", `..\`: "invalid volume specification: ", `c:\:..\`: "invalid volume specification: ", `c:\:d:\:xyzzy`: "invalid volume specification: ", `c:`: "cannot be `c:`", `c:\`: "cannot be `c:`", `c:\notexist:d:`: `source path does not exist`, `c:\windows\system32\ntdll.dll:d:`: `source path must be a directory`, `name<:d:`: `invalid volume specification`, `name>:d:`: `invalid volume specification`, `name::d:`: `invalid volume specification`, `name":d:`: `invalid volume specification`, `name\:d:`: `invalid volume specification`, `name*:d:`: `invalid volume specification`, `name|:d:`: `invalid volume specification`, `name?:d:`: `invalid volume specification`, `name/:d:`: `invalid volume specification`, `d:\pathandmode:rw`: `invalid volume specification`, `d:\pathandmode:ro`: `invalid volume specification`, `con:d:`: `cannot be a reserved word for Windows filenames`, `PRN:d:`: `cannot be a reserved word for Windows filenames`, `aUx:d:`: `cannot be a reserved word for Windows filenames`, `nul:d:`: `cannot be a reserved word for Windows filenames`, `com1:d:`: `cannot be a reserved word for Windows filenames`, `com2:d:`: `cannot be a reserved word for Windows filenames`, `com3:d:`: `cannot be a reserved word for Windows filenames`, `com4:d:`: `cannot be a reserved word for Windows filenames`, `com5:d:`: `cannot be a reserved word for Windows filenames`, `com6:d:`: `cannot be a reserved word for Windows filenames`, `com7:d:`: `cannot be a reserved word for Windows filenames`, `com8:d:`: `cannot be a reserved word for Windows filenames`, `com9:d:`: `cannot be a reserved word for Windows filenames`, `lpt1:d:`: `cannot be a reserved word for Windows filenames`, `lpt2:d:`: `cannot be a reserved word for Windows filenames`, `lpt3:d:`: `cannot be a reserved word for Windows filenames`, `lpt4:d:`: `cannot be a reserved word for Windows filenames`, `lpt5:d:`: `cannot be a reserved word for Windows filenames`, `lpt6:d:`: `cannot be a reserved word for Windows filenames`, `lpt7:d:`: `cannot be a reserved word for Windows filenames`, `lpt8:d:`: `cannot be a reserved word for Windows filenames`, `lpt9:d:`: `cannot be a reserved word for Windows filenames`, `c:\windows\system32\ntdll.dll`: `Only directories can be mapped on this platform`, } } else { valid = []string{ "/home", "/home:/home", "/home:/something/else", "/with space", "/home:/with space", "relative:/absolute-path", "hostPath:/containerPath:ro", "/hostPath:/containerPath:rw", "/rw:/ro", } invalid = map[string]string{ "": "invalid volume specification", "./": "mount path must be absolute", "../": "mount path must be absolute", "/:../": "mount path must be absolute", "/:path": "mount path must be absolute", ":": "invalid volume specification", "/tmp:": "invalid volume specification", ":test": "invalid volume specification", ":/test": "invalid volume specification", "tmp:": "invalid volume specification", ":test:": "invalid volume specification", "::": "invalid volume specification", ":::": "invalid volume specification", "/tmp:::": "invalid volume specification", ":/tmp::": "invalid volume specification", "/path:rw": "invalid volume specification", "/path:ro": "invalid volume specification", "/rw:rw": "invalid volume specification", "path:ro": "invalid volume specification", "/path:/path:sw": `invalid mode`, "/path:/path:rwz": `invalid mode`, } } for _, path := range valid { if _, err := ParseMountRaw(path, "local"); err != nil { t.Fatalf("ParseMountRaw(`%q`) should succeed: error %q", path, err) } } for path, expectedError := range invalid { if mp, err := ParseMountRaw(path, "local"); err == nil { t.Fatalf("ParseMountRaw(`%q`) should have failed validation. Err '%v' - MP: %v", path, err, mp) } else { if !strings.Contains(err.Error(), expectedError) { t.Fatalf("ParseMountRaw(`%q`) error should contain %q, got %v", path, expectedError, err.Error()) } } } } // testParseMountRaw is a structure used by TestParseMountRawSplit for // specifying test cases for the ParseMountRaw() function. type testParseMountRaw struct { bind string driver string expDest string expSource string expName string expDriver string expRW bool fail bool } func TestParseMountRawSplit(t *testing.T) { var cases []testParseMountRaw if runtime.GOOS == "windows" { cases = []testParseMountRaw{ {`c:\:d:`, "local", `d:`, `c:\`, ``, "", true, false}, {`c:\:d:\`, "local", `d:\`, `c:\`, ``, "", true, false}, {`c:\:d:\:ro`, "local", `d:\`, `c:\`, ``, "", false, false}, {`c:\:d:\:rw`, "local", `d:\`, `c:\`, ``, "", true, false}, {`c:\:d:\:foo`, "local", `d:\`, `c:\`, ``, "", false, true}, {`name:d::rw`, "local", `d:`, ``, `name`, "local", true, false}, {`name:d:`, "local", `d:`, ``, `name`, "local", true, false}, {`name:d::ro`, "local", `d:`, ``, `name`, "local", false, false}, {`name:c:`, "", ``, ``, ``, "", true, true}, {`driver/name:c:`, "", ``, ``, ``, "", true, true}, } } else { cases = []testParseMountRaw{ {"/tmp:/tmp1", "", "/tmp1", "/tmp", "", "", true, false}, {"/tmp:/tmp2:ro", "", "/tmp2", "/tmp", "", "", false, false}, {"/tmp:/tmp3:rw", "", "/tmp3", "/tmp", "", "", true, false}, {"/tmp:/tmp4:foo", "", "", "", "", "", false, true}, {"name:/named1", "", "/named1", "", "name", "", true, false}, {"name:/named2", "external", "/named2", "", "name", "external", true, false}, {"name:/named3:ro", "local", "/named3", "", "name", "local", false, false}, {"local/name:/tmp:rw", "", "/tmp", "", "local/name", "", true, false}, {"/tmp:tmp", "", "", "", "", "", true, true}, } } for i, c := range cases { t.Logf("case %d", i) m, err := ParseMountRaw(c.bind, c.driver) if c.fail { if err == nil { t.Fatalf("Expected error, was nil, for spec %s\n", c.bind) } continue } if m == nil || err != nil { t.Fatalf("ParseMountRaw failed for spec '%s', driver '%s', error '%v'", c.bind, c.driver, err.Error()) continue } if m.Destination != c.expDest { t.Fatalf("Expected destination '%s, was %s', for spec '%s'", c.expDest, m.Destination, c.bind) } if m.Source != c.expSource { t.Fatalf("Expected source '%s', was '%s', for spec '%s'", c.expSource, m.Source, c.bind) } if m.Name != c.expName { t.Fatalf("Expected name '%s', was '%s' for spec '%s'", c.expName, m.Name, c.bind) } if m.Driver != c.expDriver { t.Fatalf("Expected driver '%s', was '%s', for spec '%s'", c.expDriver, m.Driver, c.bind) } if m.RW != c.expRW { t.Fatalf("Expected RW '%v', was '%v' for spec '%s'", c.expRW, m.RW, c.bind) } } } func TestParseMountSpec(t *testing.T) { type c struct { input mount.Mount expected MountPoint } testDir, err := ioutil.TempDir("", "test-mount-config") if err != nil { t.Fatal(err) } defer os.RemoveAll(testDir) cases := []c{ {mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath, ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath}}, {mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath, RW: true}}, {mount.Mount{Type: mount.TypeBind, Source: testDir + string(os.PathSeparator), Target: testDestinationPath, ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath}}, {mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath + string(os.PathSeparator), ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath}}, {mount.Mount{Type: mount.TypeVolume, Target: testDestinationPath}, MountPoint{Type: mount.TypeVolume, Destination: testDestinationPath, RW: true, CopyData: DefaultCopyMode}}, {mount.Mount{Type: mount.TypeVolume, Target: testDestinationPath + string(os.PathSeparator)}, MountPoint{Type: mount.TypeVolume, Destination: testDestinationPath, RW: true, CopyData: DefaultCopyMode}}, } for i, c := range cases { t.Logf("case %d", i) mp, err := ParseMountSpec(c.input) if err != nil { t.Fatal(err) } if c.expected.Type != mp.Type { t.Fatalf("Expected mount types to match. Expected: '%s', Actual: '%s'", c.expected.Type, mp.Type) } if c.expected.Destination != mp.Destination { t.Fatalf("Expected mount destination to match. Expected: '%s', Actual: '%s'", c.expected.Destination, mp.Destination) } if c.expected.Source != mp.Source { t.Fatalf("Expected mount source to match. Expected: '%s', Actual: '%s'", c.expected.Source, mp.Source) } if c.expected.RW != mp.RW { t.Fatalf("Expected mount writable to match. Expected: '%v', Actual: '%v'", c.expected.RW, mp.RW) } if c.expected.Propagation != mp.Propagation { t.Fatalf("Expected mount propagation to match. Expected: '%v', Actual: '%s'", c.expected.Propagation, mp.Propagation) } if c.expected.Driver != mp.Driver { t.Fatalf("Expected mount driver to match. Expected: '%v', Actual: '%s'", c.expected.Driver, mp.Driver) } if c.expected.CopyData != mp.CopyData { t.Fatalf("Expected mount copy data to match. Expected: '%v', Actual: '%v'", c.expected.CopyData, mp.CopyData) } } }