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Merge pull request #39002 from serokell/oauth2_proxy_mod
oauth2_proxy: refactor service
This commit is contained in:
Yegor Timoshenko
GitHub
commit
e71c36369f
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@ -6,70 +6,81 @@ with lib;
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let
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cfg = config.services.oauth2_proxy;
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# Use like:
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# repeatedArgs (arg: "--arg=${arg}") args
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repeatedArgs = concatMapStringsSep " ";
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# oauth2_proxy provides many options that are only relevant if you are using
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# a certain provider. This set maps from provider name to a function that
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# takes the configuration and returns a string that can be inserted into the
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# command-line to launch oauth2_proxy.
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providerSpecificOptions = {
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azure = cfg: ''
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--azure-tenant=${cfg.azure.tenant} \
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--resource=${cfg.azure.resource} \
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'';
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azure = cfg: {
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azure.tenant = cfg.azure.tenant;
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resource = cfg.azure.resource;
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};
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github = cfg: ''
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${optionalString (!isNull cfg.github.org) "--github-org=${cfg.github.org}"} \
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${optionalString (!isNull cfg.github.team) "--github-org=${cfg.github.team}"} \
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'';
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github = cfg: { github = {
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inherit (cfg.github) org team;
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}; };
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google = cfg: ''
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--google-admin-email=${cfg.google.adminEmail} \
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--google-service-account=${cfg.google.serviceAccountJSON} \
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${repeatedArgs (group: "--google-group=${group}") cfg.google.groups} \
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'';
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google = cfg: { google = with cfg.google; optionalAttrs (groups != []) {
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admin-email = adminEmail;
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service-account = serviceAccountJSON;
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group = groups;
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}; };
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};
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authenticatedEmailsFile = pkgs.writeText "authenticated-emails" cfg.email.addresses;
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getProviderOptions = cfg: provider: providerSpecificOptions.${provider} or (_: "") cfg;
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getProviderOptions = cfg: provider: providerSpecificOptions.${provider} or (_: {}) cfg;
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mkCommandLine = cfg: ''
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--provider='${cfg.provider}' \
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${optionalString (!isNull cfg.email.addresses) "--authenticated-emails-file='${authenticatedEmailsFile}'"} \
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--approval-prompt='${cfg.approvalPrompt}' \
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${optionalString (cfg.passBasicAuth && !isNull cfg.basicAuthPassword) "--basic-auth-password='${cfg.basicAuthPassword}'"} \
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--client-id='${cfg.clientID}' \
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--client-secret='${cfg.clientSecret}' \
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${optionalString (!isNull cfg.cookie.domain) "--cookie-domain='${cfg.cookie.domain}'"} \
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--cookie-expire='${cfg.cookie.expire}' \
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--cookie-httponly=${boolToString cfg.cookie.httpOnly} \
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--cookie-name='${cfg.cookie.name}' \
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--cookie-secret='${cfg.cookie.secret}' \
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--cookie-secure=${boolToString cfg.cookie.secure} \
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${optionalString (!isNull cfg.cookie.refresh) "--cookie-refresh='${cfg.cookie.refresh}'"} \
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${optionalString (!isNull cfg.customTemplatesDir) "--custom-templates-dir='${cfg.customTemplatesDir}'"} \
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${repeatedArgs (x: "--email-domain='${x}'") cfg.email.domains} \
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--http-address='${cfg.httpAddress}' \
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${optionalString (!isNull cfg.htpasswd.file) "--htpasswd-file='${cfg.htpasswd.file}' --display-htpasswd-form=${boolToString cfg.htpasswd.displayForm}"} \
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${optionalString (!isNull cfg.loginURL) "--login-url='${cfg.loginURL}'"} \
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--pass-access-token=${boolToString cfg.passAccessToken} \
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--pass-basic-auth=${boolToString cfg.passBasicAuth} \
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--pass-host-header=${boolToString cfg.passHostHeader} \
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--proxy-prefix='${cfg.proxyPrefix}' \
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${optionalString (!isNull cfg.profileURL) "--profile-url='${cfg.profileURL}'"} \
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${optionalString (!isNull cfg.redeemURL) "--redeem-url='${cfg.redeemURL}'"} \
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${optionalString (!isNull cfg.redirectURL) "--redirect-url='${cfg.redirectURL}'"} \
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--request-logging=${boolToString cfg.requestLogging} \
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${optionalString (!isNull cfg.scope) "--scope='${cfg.scope}'"} \
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${repeatedArgs (x: "--skip-auth-regex='${x}'") cfg.skipAuthRegexes} \
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${optionalString (!isNull cfg.signatureKey) "--signature-key='${cfg.signatureKey}'"} \
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--upstream='${cfg.upstream}' \
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${optionalString (!isNull cfg.validateURL) "--validate-url='${cfg.validateURL}'"} \
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${optionalString cfg.tls.enable "--tls-cert='${cfg.tls.certificate}' --tls-key='${cfg.tls.key}' --https-address='${cfg.tls.httpsAddress}'"} \
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'' + getProviderOptions cfg cfg.provider;
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allConfig = with cfg; {
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inherit (cfg) provider scope upstream;
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approval-prompt = approvalPrompt;
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basic-auth-password = basicAuthPassword;
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client-id = clientID;
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client-secret = clientSecret;
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custom-templates-dir = customTemplatesDir;
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email-domain = email.domains;
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http-address = httpAddress;
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login-url = loginURL;
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pass-access-token = passAccessToken;
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pass-basic-auth = passBasicAuth;
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pass-host-header = passHostHeader;
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proxy-prefix = proxyPrefix;
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profile-url = profileURL;
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redeem-url = redeemURL;
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redirect-url = redirectURL;
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request-logging = requestLogging;
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skip-auth-regex = skipAuthRegexes;
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signature-key = signatureKey;
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validate-url = validateURL;
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htpasswd-file = htpasswd.file;
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cookie = {
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inherit (cookie) domain secure expire name secret refresh;
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httponly = cookie.httpOnly;
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};
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set-xauthrequest = setXauthrequest;
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} // lib.optionalAttrs (!isNull cfg.email.addresses) {
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authenticated-emails-file = authenticatedEmailsFile;
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} // lib.optionalAttrs (cfg.passBasicAuth) {
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basic-auth-password = cfg.basicAuthPassword;
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} // lib.optionalAttrs (!isNull cfg.htpasswd.file) {
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display-htpasswd-file = cfg.htpasswd.displayForm;
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} // lib.optionalAttrs tls.enable {
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tls-cert = tls.certificate;
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tls-key = tls.key;
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https-address = tls.httpsAddress;
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} // (getProviderOptions cfg cfg.provider) // cfg.extraConfig;
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mapConfig = key: attr:
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if (!isNull attr && attr != []) then (
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if (builtins.typeOf attr) == "set" then concatStringsSep " "
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(mapAttrsToList (name: value: mapConfig (key + "-" + name) value) attr) else
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if (builtins.typeOf attr) == "list" then concatMapStringsSep " " (mapConfig key) attr else
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if (builtins.typeOf attr) == "bool" then "--${key}=${boolToString attr}" else
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if (builtins.typeOf attr) == "string" then "--${key}='${attr}'" else
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"--${key}=${toString attr}")
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else "";
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configString = concatStringsSep " " (mapAttrsToList mapConfig allConfig);
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in
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{
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options.services.oauth2_proxy = {
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@ -110,7 +121,7 @@ in
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};
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clientID = mkOption {
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type = types.str;
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type = types.nullOr types.str;
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description = ''
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The OAuth Client ID.
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'';
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@ -118,7 +129,7 @@ in
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};
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clientSecret = mkOption {
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type = types.str;
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type = types.nullOr types.str;
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description = ''
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The OAuth Client Secret.
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'';
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@ -272,7 +283,8 @@ in
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####################################################
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# UPSTREAM Configuration
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upstream = mkOption {
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type = types.commas;
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type = with types; coercedTo string (x: [x]) (listOf string);
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default = [];
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description = ''
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The http url(s) of the upstream endpoint or <literal>file://</literal>
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paths for static files. Routing is based on the path.
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@ -365,7 +377,7 @@ in
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};
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secret = mkOption {
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type = types.str;
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type = types.nullOr types.str;
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description = ''
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The seed string for secure cookies.
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'';
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@ -494,10 +506,43 @@ in
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'';
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};
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setXauthrequest = mkOption {
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type = types.nullOr types.bool;
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default = false;
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description = ''
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Set X-Auth-Request-User and X-Auth-Request-Email response headers (useful in Nginx auth_request mode). Setting this to 'null' means using the upstream default (false).
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'';
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};
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extraConfig = mkOption {
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default = {};
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description = ''
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Extra config to pass to oauth2_proxy.
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'';
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};
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keyFile = mkOption {
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type = types.nullOr types.string;
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default = null;
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description = ''
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oauth2_proxy allows passing sensitive configuration via environment variables.
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Make a file that contains lines like
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OAUTH2_PROXY_CLIENT_SECRET=asdfasdfasdf.apps.googleuserscontent.com
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and specify the path here.
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'';
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example = "/run/keys/oauth2_proxy";
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};
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};
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config = mkIf cfg.enable {
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services.oauth2_proxy = mkIf (!isNull cfg.keyFile) {
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clientID = mkDefault null;
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clientSecret = mkDefault null;
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cookie.secret = mkDefault null;
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};
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users.extraUsers.oauth2_proxy = {
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description = "OAuth2 Proxy";
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};
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@ -511,7 +556,8 @@ in
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serviceConfig = {
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User = "oauth2_proxy";
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Restart = "always";
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ExecStart = "${cfg.package.bin}/bin/oauth2_proxy ${mkCommandLine cfg}";
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ExecStart = "${cfg.package.bin}/bin/oauth2_proxy ${configString}";
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EnvironmentFile = mkIf (cfg.keyFile != null) cfg.keyFile;
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};
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};
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