diff options
Diffstat (limited to 'krebs/3modules/git.nix')
| -rw-r--r-- | krebs/3modules/git.nix | 201 |
1 files changed, 144 insertions, 57 deletions
diff --git a/krebs/3modules/git.nix b/krebs/3modules/git.nix index e6267d7e6..11cf21b5f 100644 --- a/krebs/3modules/git.nix +++ b/krebs/3modules/git.nix @@ -27,7 +27,7 @@ let description = '' Enable cgit. Cgit is an attempt to create a fast web interface for the git version - control system, using a built in cache to decrease pressure on the + control system, using a built in cache to decrease pressure on the git server. cgit in this module is being served via fastcgi nginx.This module deploys a http://cgit.<hostname> nginx configuration and enables nginx @@ -44,48 +44,8 @@ let default = "/etc/git"; }; repos = mkOption { - type = types.attrsOf (types.submodule ({ - options = { - desc = mkOption { - type = types.nullOr types.str; - default = null; - description = '' - Repository description. - ''; - }; - section = mkOption { - type = types.nullOr types.str; - default = null; - description = '' - Repository section. - ''; - }; - name = mkOption { - type = types.str; - description = '' - Repository name. - ''; - }; - hooks = mkOption { - type = types.attrsOf types.str; - default = {}; - description = '' - Repository-specific hooks. - ''; - }; - public = mkOption { - type = types.bool; - default = false; - description = '' - Allow everybody to read the repository via HTTP if cgit enabled. - ''; - # TODO allow every configured user to fetch the repository via SSH. - }; - }; - })); - + type = types.attrsOf subtypes.repo; default = {}; - example = literalExample '' { testing = { @@ -99,7 +59,6 @@ let testing2 = { name = "testing2"; }; } ''; - description = '' Repositories. ''; @@ -121,30 +80,158 @@ let ''; }; rules = mkOption { - type = types.unspecified; + type = types.listOf subtypes.rule; + default = []; + example = literalExample '' + singleton { + user = [ config.krebs.users.tv ]; + repo = [ testing ]; # see literal example of repos + perm = push "refs/*" (with lib.git; [ + non-fast-forward create delete merge + ]); + } + ''; + description = '' + access and permission rules for git repositories. + ''; }; }; + # TODO put into krebs/4lib/types.nix? + subtypes = { + repo = types.submodule ({ + options = { + collaborators = mkOption { + type = types.listOf types.user; + default = []; + description = '' + List of users that should be able to fetch from this repo. + + This option is currently not used by krebs.git but instead can be + used to create rules. See e.g. <stockholm/tv/2configs/git.nix> for + an example. + ''; + }; + desc = mkOption { + type = types.nullOr types.str; + default = null; + description = '' + Repository description. + ''; + }; + section = mkOption { + type = types.nullOr types.str; + default = null; + description = '' + Repository section. + ''; + }; + name = mkOption { + type = types.str; + description = '' + Repository name. + ''; + }; + hooks = mkOption { + type = types.attrsOf types.str; + default = {}; + description = '' + Repository-specific hooks. + ''; + }; + public = mkOption { + type = types.bool; + default = false; + description = '' + Allow everybody to read the repository via HTTP if cgit enabled. + ''; + # TODO allow every configured user to fetch the repository via SSH. + }; + }; + }); + rule = types.submodule ({ config, ... }: { + options = { + user = mkOption { + type = types.listOf types.user; + description = '' + List of users this rule should apply to. + Checked by authorize-command. + ''; + }; + repo = mkOption { + type = types.listOf subtypes.repo; + description = '' + List of repos this rule should apply to. + Checked by authorize-command. + ''; + }; + perm = mkOption { + type = types.submodule { + # TODO generate enum argument from krebs/4lib/git.nix + options = { + allow-commands = mkOption { + type = types.listOf (types.enum (with git; [ + git-receive-pack + git-upload-pack + ])); + default = []; + description = '' + List of commands the rule's users are allowed to execute. + Checked by authorize-command. + ''; + }; + allow-receive-ref = mkOption { + type = types.nullOr types.str; + default = null; + description = '' + Ref that can receive objects. + Checked by authorize-push. + ''; + }; + allow-receive-modes = mkOption { + type = types.listOf (types.enum (with git; [ + fast-forward + non-fast-forward + create + delete + merge + ])); + default = []; + description = '' + List of allowed receive modes. + Checked by pre-receive hook. + ''; + }; + }; + }; + description = '' + Permissions granted. + ''; + }; + }; + }); + }; + git-imp = { system.activationScripts.git-init = "${init-script}"; - + # TODO maybe put all scripts here and then use PATH? environment.etc."${etc-base}".source = scriptFarm "git-ssh-authorizers" { - authorize-command = makeAuthorizeScript (map ({ repo, user, perm }: [ - (map getName (ensureList user)) - (map getName (ensureList repo)) - (map getName perm.allow-commands) + authorize-command = makeAuthorizeScript (map (rule: [ + (map getName (ensureList rule.user)) + (map getName (ensureList rule.repo)) + (map getName rule.perm.allow-commands) ]) cfg.rules); - - authorize-push = makeAuthorizeScript (map ({ repo, user, perm }: [ - (map getName (ensureList user)) - (map getName (ensureList repo)) - (ensureList perm.allow-receive-ref) - (map getName perm.allow-receive-modes) - ]) (filter (x: hasAttr "allow-receive-ref" x.perm) cfg.rules)); + + authorize-push = makeAuthorizeScript (map (rule: [ + (map getName (ensureList rule.user)) + (map getName (ensureList rule.repo)) + (ensureList rule.perm.allow-receive-ref) + (map getName rule.perm.allow-receive-modes) + ]) (filter (rule: rule.perm.allow-receive-ref != null) cfg.rules)); }; - + users.extraUsers = singleton rec { description = "Git repository hosting user"; name = "git"; |