Added constants and functions for getting the effective database path
and cache directory
This commit is contained in:
parent
ccd163edf5
commit
bbb611c77c
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@ -226,7 +226,7 @@ dependencies = [
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"proc-macro2",
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"quote",
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"scratch",
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"syn 2.0.11",
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"syn 2.0.12",
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]
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[[package]]
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@ -243,7 +243,7 @@ checksum = "2345488264226bf682893e25de0769f3360aac9957980ec49361b083ddaa5bc5"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn 2.0.11",
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"syn 2.0.12",
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]
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[[package]]
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@ -395,9 +395,9 @@ dependencies = [
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[[package]]
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name = "iana-time-zone"
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version = "0.1.54"
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version = "0.1.55"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0c17cc76786e99f8d2f055c11159e7f0091c42474dcc3189fbab96072e873e6d"
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checksum = "716f12fbcfac6ffab0a5e9ec51d0a0ff70503742bb2dc7b99396394c9dc323f0"
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dependencies = [
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"android_system_properties",
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"core-foundation-sys",
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@ -757,7 +757,7 @@ checksum = "4c614d17805b093df4b147b51339e7e44bf05ef59fba1e45d83500bcfb4d8585"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn 2.0.11",
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"syn 2.0.12",
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]
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[[package]]
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@ -807,9 +807,9 @@ dependencies = [
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[[package]]
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name = "syn"
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version = "2.0.11"
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version = "2.0.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "21e3787bb71465627110e7d87ed4faaa36c1f61042ee67badb9e2ef173accc40"
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checksum = "79d9531f94112cfc3e4c8f5f02cb2b58f72c97b7efd85f70203cc6d8efda5927"
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dependencies = [
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"proc-macro2",
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"quote",
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@ -857,7 +857,7 @@ checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn 2.0.11",
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"syn 2.0.12",
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]
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[[package]]
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@ -1110,9 +1110,9 @@ checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
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[[package]]
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name = "windows"
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version = "0.46.0"
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version = "0.47.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "cdacb41e6a96a052c6cb63a144f24900236121c6f63f4f8219fef5977ecb0c25"
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checksum = "2649ff315bee4c98757f15dac226efe3d81927adbb6e882084bb1ee3e0c330a7"
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dependencies = [
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"windows-targets",
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]
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@ -1123,28 +1123,28 @@ version = "0.42.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
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dependencies = [
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"windows_aarch64_gnullvm",
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"windows_aarch64_msvc",
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"windows_i686_gnu",
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"windows_i686_msvc",
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"windows_x86_64_gnu",
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"windows_x86_64_gnullvm",
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"windows_x86_64_msvc",
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"windows_aarch64_gnullvm 0.42.2",
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"windows_aarch64_msvc 0.42.2",
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"windows_i686_gnu 0.42.2",
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"windows_i686_msvc 0.42.2",
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"windows_x86_64_gnu 0.42.2",
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"windows_x86_64_gnullvm 0.42.2",
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"windows_x86_64_msvc 0.42.2",
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]
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[[package]]
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name = "windows-targets"
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version = "0.42.2"
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version = "0.47.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8e5180c00cd44c9b1c88adb3693291f1cd93605ded80c250a75d472756b4d071"
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checksum = "2f8996d3f43b4b2d44327cd71b7b0efd1284ab60e6e9d0e8b630e18555d87d3e"
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dependencies = [
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"windows_aarch64_gnullvm",
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"windows_aarch64_msvc",
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"windows_i686_gnu",
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"windows_i686_msvc",
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"windows_x86_64_gnu",
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"windows_x86_64_gnullvm",
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"windows_x86_64_msvc",
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"windows_aarch64_gnullvm 0.47.0",
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"windows_aarch64_msvc 0.47.0",
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"windows_i686_gnu 0.47.0",
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"windows_i686_msvc 0.47.0",
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"windows_x86_64_gnu 0.47.0",
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"windows_x86_64_gnullvm 0.47.0",
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"windows_x86_64_msvc 0.47.0",
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]
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[[package]]
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@ -1153,42 +1153,84 @@ version = "0.42.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "597a5118570b68bc08d8d59125332c54f1ba9d9adeedeef5b99b02ba2b0698f8"
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[[package]]
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name = "windows_aarch64_gnullvm"
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version = "0.47.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "831d567d53d4f3cb1db332b68e6e2b6260228eb4d99a777d8b2e8ed794027c90"
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[[package]]
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name = "windows_aarch64_msvc"
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version = "0.42.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e08e8864a60f06ef0d0ff4ba04124db8b0fb3be5776a5cd47641e942e58c4d43"
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[[package]]
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name = "windows_aarch64_msvc"
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version = "0.47.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6a42d54a417c60ce4f0e31661eed628f0fa5aca73448c093ec4d45fab4c51cdf"
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[[package]]
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name = "windows_i686_gnu"
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version = "0.42.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c61d927d8da41da96a81f029489353e68739737d3beca43145c8afec9a31a84f"
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[[package]]
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name = "windows_i686_gnu"
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version = "0.47.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c1925beafdbb22201a53a483db861a5644123157c1c3cee83323a2ed565d71e3"
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[[package]]
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name = "windows_i686_msvc"
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version = "0.42.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "44d840b6ec649f480a41c8d80f9c65108b92d89345dd94027bfe06ac444d1060"
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[[package]]
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name = "windows_i686_msvc"
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version = "0.47.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3a8ef8f2f1711b223947d9b69b596cf5a4e452c930fb58b6fc3fdae7d0ec6b31"
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[[package]]
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name = "windows_x86_64_gnu"
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version = "0.42.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8de912b8b8feb55c064867cf047dda097f92d51efad5b491dfb98f6bbb70cb36"
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[[package]]
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name = "windows_x86_64_gnu"
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version = "0.47.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7acaa0c2cf0d2ef99b61c308a0c3dbae430a51b7345dedec470bd8f53f5a3642"
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[[package]]
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name = "windows_x86_64_gnullvm"
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version = "0.42.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "26d41b46a36d453748aedef1486d5c7a85db22e56aff34643984ea85514e94a3"
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[[package]]
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name = "windows_x86_64_gnullvm"
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version = "0.47.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e5a0628f71be1d11e17ca4a0e9e15b3a5180f6fbf1c2d55e3ba3f850378052c1"
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[[package]]
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name = "windows_x86_64_msvc"
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version = "0.42.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
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[[package]]
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name = "windows_x86_64_msvc"
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version = "0.47.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9d6e62c256dc6d40b8c8707df17df8d774e60e39db723675241e7c15e910bce7"
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[[package]]
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name = "winnow"
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version = "0.4.1"
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89
src/lib.rs
89
src/lib.rs
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@ -8,6 +8,8 @@ mod plist;
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mod repository;
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mod version;
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use std::path::PathBuf;
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pub use {
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creator::{Creator, Message},
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db::Database,
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@ -19,3 +21,90 @@ pub use {
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tar,
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version::*,
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};
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pub const DB: [&str; 4] = ["var", "db", "hpk", "db.ron.zstd"];
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pub const CACHE: [&str; 3] = ["var", "cache", "hpk"];
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/// Gets the database file path. Takes an optional prefix variable for working
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/// with an alternate filesystem root.
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/// ## Examples
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/// Get the database path for the currently running system:
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/// ```Rust
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/// let db = hpk::get_db(None);
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/// ```
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/// Get the database path for a chroot mounted at /mnt/aarch64:
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/// ```Rust
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/// let chroot = PathBuf::from("/mnt/aarch64");
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/// let db = hpk::get_db(Some(chroot));
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/// ```
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pub fn get_db(prefix: Option<PathBuf>) -> PathBuf {
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match prefix {
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Some(mut p) => {
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DB.iter().for_each(|seg| p.push(seg));
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p
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},
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None => {
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let mut p = PathBuf::from("/");
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DB.iter().for_each(|seg| p.push(seg));
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p
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},
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}
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}
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/// Gets the cache directory path. Takes an optional prefix variable for working
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/// with an alternate filesystem root.
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/// ## Examples
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/// Get the cache directory for the currently running system:
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/// ```Rust
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/// let db = hpk::get_cache(None);
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/// ```
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/// Get the cache directory for a chroot mounted at /mnt/aarch64:
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/// ```Rust
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/// let chroot = PathBuf::from("/mnt/aarch64");
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/// let db = hpk::get_cache(Some(chroot));
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/// ```
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pub fn get_cache(prefix: Option<PathBuf>) -> PathBuf {
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match prefix {
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Some(mut p) => {
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CACHE.iter().for_each(|seg| p.push(seg));
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p
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}
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None => {
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let mut p = PathBuf::from("/");
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CACHE.iter().for_each(|seg| p.push(seg));
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p
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},
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}
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}
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#[cfg(test)]
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mod test {
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use super::*;
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#[test]
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fn getdb_local() {
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let db = get_db(None);
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assert_eq!(db, PathBuf::from("/var/db/hpk/db.ron.zstd"));
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}
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#[test]
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fn getdb_chroot() {
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let prefix = PathBuf::from("/mnt/aarch64");
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let db = get_db(Some(prefix));
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assert_eq!(db, PathBuf::from("/mnt/aarch64/var/db/hpk/db.ron.zstd"));
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}
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#[test]
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fn get_cache_local() {
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let cache = get_cache(None);
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assert_eq!(cache, PathBuf::from("/var/cache/hpk"));
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}
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#[test]
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fn get_cache_chroot() {
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let prefix = PathBuf::from("/mnt/aarch64");
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let cache = get_cache(Some(prefix));
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assert_eq!(cache, PathBuf::from("/mnt/aarch64/var/cache/hpk"));
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}
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}
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