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Commit | Line | Data |
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e820134d | 1 | { config, pkgs, lib, name, nodes, ... }: |
3bc32d9e | 2 | let |
e820134d | 3 | cfg = config.myServices.monitoring; |
71a2425e IB |
4 | send_mails = pkgs.runCommand "send_mails" { |
5 | buildInputs = [ pkgs.makeWrapper ]; | |
6 | } '' | |
7 | mkdir -p $out/bin | |
8 | cp ${./send_mails} $out/bin/send_mails | |
9 | patchShebangs $out | |
10 | wrapProgram $out/bin/send_mails --prefix PATH : ${lib.makeBinPath [ | |
11 | pkgs.mailutils | |
12 | ]} | |
13 | ''; | |
9f16e659 IB |
14 | postgresqlBinary = if config.myServices.databasesReplication.postgresql.enable |
15 | then config.myServices.databasesReplication.postgresql.mainPackage | |
16 | else if config.myServices.databases.enable | |
17 | then config.myServices.databases.postgresql.package | |
18 | else pkgs.postgresql; | |
3bc32d9e IB |
19 | myplugins = pkgs.runCommand "buildplugins" { |
20 | buildInputs = [ pkgs.makeWrapper pkgs.perl ]; | |
21 | } '' | |
22 | mkdir $out | |
23 | cp ${./plugins}/* $out/ | |
24 | patchShebangs $out | |
25 | wrapProgram $out/check_command --prefix PATH : ${config.security.wrapperDir} | |
26 | wrapProgram $out/send_nrdp.sh --prefix PATH : ${lib.makeBinPath [ | |
b11f0e17 | 27 | pkgs.curl pkgs.jq |
3bc32d9e IB |
28 | ]} |
29 | wrapProgram $out/check_mem.sh --prefix PATH : ${lib.makeBinPath [ | |
30 | pkgs.gnugrep pkgs.gawk pkgs.procps-ng | |
31 | ]} | |
9f202523 | 32 | wrapProgram $out/check_postgres_replication --prefix PATH : ${lib.makeBinPath [ |
9f16e659 | 33 | postgresqlBinary |
9f202523 | 34 | ]} |
6015a3b5 IB |
35 | wrapProgram $out/check_redis_replication --prefix PATH : ${lib.makeBinPath [ |
36 | pkgs.gnugrep pkgs.coreutils pkgs.redis | |
37 | ]} | |
38 | wrapProgram $out/check_mysql_replication --prefix PATH : ${lib.makeBinPath [ | |
39 | pkgs.gnugrep pkgs.gnused pkgs.coreutils pkgs.mariadb | |
40 | ]} | |
16b80abd IB |
41 | wrapProgram $out/check_openldap_replication --prefix PATH : ${lib.makeBinPath [ |
42 | pkgs.gnugrep pkgs.gnused pkgs.coreutils pkgs.openldap | |
43 | ]} | |
71a2425e IB |
44 | wrapProgram $out/check_emails --prefix PATH : ${lib.makeBinPath [ |
45 | pkgs.openssh send_mails | |
46 | ]} --prefix PERL5LIB : ${pkgs.perlPackages.makePerlPath [ | |
47 | pkgs.perlPackages.TimeDate | |
48 | ]} | |
e820134d IB |
49 | wrapProgram $out/check_ftp_database --prefix PATH : ${lib.makeBinPath [ |
50 | pkgs.lftp | |
51 | ]} | |
52 | wrapProgram $out/check_git --prefix PATH : ${lib.makeBinPath [ | |
53 | pkgs.git pkgs.openssh | |
54 | ]} | |
55 | wrapProgram $out/check_imap_connection --prefix PATH : ${lib.makeBinPath [ | |
56 | pkgs.openssl | |
57 | ]} | |
25844101 IB |
58 | wrapProgram $out/check_eriomem --prefix PATH : ${lib.makeBinPath [ |
59 | pkgs.s3cmd pkgs.python3 | |
60 | ]} | |
5a61f6ad | 61 | makeWrapper $out/check_backup_age $out/check_backup_eriomem_age --prefix PATH : ${lib.makeBinPath [ |
171d8e1a IB |
62 | pkgs.duplicity |
63 | ]} --set SECRETS_PATH ${lib.optionalString cfg.master config.secrets.fullPaths."eriomem_access_key"} | |
5a61f6ad IB |
64 | makeWrapper $out/check_backup_age $out/check_backup_ovh_age --prefix PATH : ${lib.makeBinPath [ |
65 | pkgs.duplicity | |
66 | ]} --set SECRETS_PATH ${lib.optionalString cfg.master config.secrets.fullPaths."ovh_access_key"} | |
e820134d IB |
67 | wrapProgram $out/notify_by_email --prefix PATH : ${lib.makeBinPath [ |
68 | pkgs.mailutils | |
69 | ]} | |
70 | wrapProgram $out/notify_by_slack --prefix PATH : ${lib.makeBinPath [ | |
71 | pkgs.curl pkgs.jq | |
72 | ]} | |
6191bdeb IB |
73 | wrapProgram $out/check_ovh_sms --prefix PATH : ${lib.makeBinPath [ |
74 | (pkgs.python3.withPackages (ps: [ps.ovh])) | |
75 | ]} | |
2d7caffb IB |
76 | wrapProgram $out/check_bandwidth --prefix PATH : ${lib.makeBinPath [ |
77 | pkgs.iproute pkgs.bc | |
78 | ]} | |
3bc32d9e | 79 | ''; |
eb071dd4 IB |
80 | toObjects = pkgs.callPackage ./to_objects.nix {}; |
81 | commonConfig = { | |
82 | eldiron = { | |
83 | processWarn = "250"; processAlert = "400"; | |
84 | loadWarn = "8.0"; loadAlert = "10.0"; | |
2d7caffb | 85 | interface = "eth0"; |
eb071dd4 IB |
86 | }; |
87 | backup-2 = { | |
25844101 | 88 | processWarn = "60"; processAlert = "70"; |
eb071dd4 | 89 | loadWarn = "1.0"; loadAlert = "2.0"; |
2d7caffb | 90 | interface = "ens3"; |
eb071dd4 | 91 | }; |
e820134d IB |
92 | monitoring-1 = { |
93 | processWarn = "50"; processAlert = "60"; | |
7ad4966f IB |
94 | loadWarn = "4.0"; loadAlert = "6.0"; |
95 | load15Warn = "1.0"; load15Alert = "2.0"; | |
2d7caffb | 96 | interface = "ens3"; |
e820134d | 97 | }; |
eb071dd4 | 98 | }; |
46a61a1b IB |
99 | externalObjects = lib.genAttrs [ "tiboqorl-fr" ] |
100 | (n: pkgs.callPackage (./. + "/objects_" + n + ".nix") { inherit emailCheck; }); | |
e820134d | 101 | masterPassiveObjects = let |
e820134d IB |
102 | passiveNodes = lib.attrsets.filterAttrs (n: _: builtins.elem n ["backup-2" "eldiron"]) nodes; |
103 | toPassiveServices = map (s: s.passiveInfo.filter s // s.passiveInfo); | |
104 | passiveServices = lib.flatten (lib.attrsets.mapAttrsToList | |
105 | (_: n: toPassiveServices n.config.myServices.monitoring.services) | |
106 | passiveNodes | |
46a61a1b IB |
107 | ) ++ lib.flatten (lib.attrsets.mapAttrsToList |
108 | (_: n: toPassiveServices n.service) | |
109 | externalObjects); | |
e820134d | 110 | in { |
71a2425e | 111 | service = passiveServices; |
e820134d IB |
112 | host = lib.lists.foldr |
113 | (a: b: a//b) | |
114 | {} | |
46a61a1b IB |
115 | (lib.attrsets.mapAttrsToList (_: h: h.config.myServices.monitoring.hosts) passiveNodes |
116 | ++ lib.attrsets.mapAttrsToList (_: n: n.host) externalObjects); | |
e820134d | 117 | }; |
71a2425e IB |
118 | emailCheck = host: hostFQDN: let |
119 | allCfg = config.myEnv.monitoring.email_check; | |
120 | cfg = allCfg."${host}"; | |
121 | reverseTargets = builtins.attrNames (lib.attrsets.filterAttrs (k: v: builtins.elem host v.targets) allCfg); | |
122 | to_email = cfg': host': | |
123 | let sep = if lib.strings.hasInfix "+" cfg'.mail_address then "_" else "+"; | |
124 | in "${cfg'.mail_address}${sep}${host'}@${cfg'.mail_domain}"; | |
125 | mails_to_send = builtins.concatStringsSep "," (map (n: to_email allCfg."${n}" host) cfg.targets); | |
126 | mails_to_receive = builtins.concatStringsSep "," (map (n: "${to_email cfg n}:${n}") reverseTargets); | |
127 | command = if cfg.local | |
128 | then | |
129 | [ "check_emails_local" "/var/lib/naemon/checks/email" mails_to_send mails_to_receive ] | |
130 | else | |
131 | [ "check_emails" cfg.login cfg.port mails_to_send mails_to_receive ]; | |
132 | in | |
133 | { | |
134 | service_description = "${hostFQDN} email service is active"; | |
135 | use = "mail-service"; | |
136 | host_name = hostFQDN; | |
137 | servicegroups = "webstatus-email"; | |
138 | check_command = command; | |
139 | }; | |
140 | otherObjects = map | |
141 | (n: (pkgs.callPackage (./. + "/objects_" + n + ".nix") { inherit emailCheck; })) | |
6c95e93c | 142 | [ "ulminfo-fr" "phare" ]; |
e820134d | 143 | masterObjects = pkgs.callPackage ./objects_master.nix { inherit config; }; |
eb071dd4 | 144 | commonObjects = pkgs.callPackage ./objects_common.nix ({ |
e820134d | 145 | master = cfg.master; |
619e4f46 | 146 | hostFQDN = config.hostEnv.fqdn; |
e820134d | 147 | hostName = name; |
eb071dd4 IB |
148 | sudo = "/run/wrappers/bin/sudo"; |
149 | } // builtins.getAttr name commonConfig); | |
150 | hostObjects = | |
151 | let | |
152 | specific_file = ./. + "/objects_" + name + ".nix"; | |
9f202523 | 153 | in |
e820134d IB |
154 | lib.attrsets.optionalAttrs |
155 | (builtins.pathExists specific_file) | |
156 | (pkgs.callPackage specific_file { | |
171d8e1a | 157 | inherit config nodes emailCheck; |
619e4f46 | 158 | hostFQDN = config.hostEnv.fqdn; |
e820134d IB |
159 | hostName = name; |
160 | }); | |
46a61a1b IB |
161 | objectsFiles = lib.mapAttrs' (name: value: lib.nameValuePair |
162 | "=/${name}/objects.conf" { alias = pkgs.writeText "objects.conf" (toObjects value); } | |
163 | ) externalObjects; | |
3bc32d9e IB |
164 | in |
165 | { | |
166 | options = { | |
9f202523 IB |
167 | myServices.monitoring = { |
168 | enable = lib.mkOption { | |
169 | type = lib.types.bool; | |
170 | default = false; | |
171 | description = '' | |
172 | Whether to enable monitoring. | |
173 | ''; | |
174 | }; | |
e820134d IB |
175 | master = lib.mkOption { |
176 | type = lib.types.bool; | |
177 | default = false; | |
178 | description = '' | |
179 | This instance is the master instance | |
180 | ''; | |
181 | }; | |
182 | hosts = lib.mkOption { | |
183 | readOnly = true; | |
184 | description = "Hosts list for this host"; | |
185 | default = (commonObjects.host or {}) // (hostObjects.host or {}); | |
186 | }; | |
187 | services = lib.mkOption { | |
188 | readOnly = true; | |
189 | description = "Services list for this host"; | |
190 | default = commonObjects.service ++ hostObjects.service; | |
191 | }; | |
3bc32d9e IB |
192 | }; |
193 | }; | |
194 | ||
e820134d | 195 | config = lib.mkIf cfg.enable { |
46a61a1b IB |
196 | services.nginx = lib.mkIf config.myServices.status.enable { |
197 | virtualHosts."status.immae.eu".locations = objectsFiles; | |
198 | }; | |
199 | ||
d2e703c5 | 200 | services.duplyBackup.profiles.monitoring = { |
6a8252b1 IB |
201 | rootDir = config.services.naemon.varDir; |
202 | }; | |
3bc32d9e IB |
203 | security.sudo.extraRules = [ |
204 | { | |
205 | commands = [ | |
206 | { command = "${pkgs.mdadm}/bin/mdadm --monitor --scan -1"; options = [ "NOPASSWD" ]; } | |
207 | { command = "${pkgs.postfix}/bin/mailq"; options = [ "NOPASSWD" ]; } | |
208 | ]; | |
209 | users = [ "naemon" ]; | |
210 | runAs = "root"; | |
211 | } | |
9f202523 IB |
212 | { |
213 | commands = [ | |
9f202523 IB |
214 | { command = "${myplugins}/check_last_file_date /backup2/*"; options = [ "NOPASSWD" ]; } |
215 | ]; | |
216 | users = [ "naemon" ]; | |
16b80abd IB |
217 | runAs = "ALL"; |
218 | } | |
219 | { | |
220 | commands = [ | |
221 | { command = "${myplugins}/check_postgres_replication *"; options = [ "NOPASSWD" ]; } | |
222 | ]; | |
223 | users = [ "naemon" ]; | |
9f202523 IB |
224 | runAs = "postgres"; |
225 | } | |
226 | { | |
227 | commands = [ | |
6015a3b5 | 228 | { command = "${myplugins}/check_mysql_replication *"; options = [ "NOPASSWD" ]; } |
9f6a7862 IB |
229 | ]; |
230 | users = [ "naemon" ]; | |
231 | runAs = "mysql"; | |
232 | } | |
6015a3b5 IB |
233 | { |
234 | commands = [ | |
16b80abd | 235 | { command = "${myplugins}/check_openldap_replication *"; options = [ "NOPASSWD" ]; } |
6015a3b5 IB |
236 | ]; |
237 | users = [ "naemon" ]; | |
16b80abd | 238 | runAs = "openldap"; |
6015a3b5 | 239 | } |
9f6a7862 IB |
240 | { |
241 | commands = [ | |
16b80abd | 242 | { command = "${myplugins}/check_redis_replication *"; options = [ "NOPASSWD" ]; } |
9f202523 IB |
243 | ]; |
244 | users = [ "naemon" ]; | |
16b80abd | 245 | runAs = "redis"; |
9f202523 | 246 | } |
3bc32d9e IB |
247 | ]; |
248 | environment.etc."mdadm.conf" = { | |
249 | enable = true; | |
250 | mode = "0644"; | |
251 | user = "root"; | |
ab8f306d | 252 | text = "MAILADDR ${config.myEnv.monitoring.email}"; |
3bc32d9e IB |
253 | }; |
254 | ||
e820134d IB |
255 | secrets.keys = [ |
256 | { | |
257 | dest = "naemon/id_rsa"; | |
258 | user = "naemon"; | |
259 | group = "naemon"; | |
171d8e1a | 260 | permissions = "0400"; |
e820134d IB |
261 | text = config.myEnv.monitoring.ssh_secret_key; |
262 | } | |
5a61f6ad IB |
263 | ] ++ lib.optionals cfg.master ( |
264 | lib.mapAttrsToList (k: v: | |
171d8e1a | 265 | { |
5a61f6ad | 266 | dest = "${k}_access_key"; |
171d8e1a IB |
267 | user = "naemon"; |
268 | group = "naemon"; | |
269 | permissions = "0400"; | |
270 | text = '' | |
5a61f6ad IB |
271 | export AWS_ACCESS_KEY_ID="${v.accessKeyId}" |
272 | export AWS_SECRET_ACCESS_KEY="${v.secretAccessKey}" | |
273 | export BASE_URL="${v.remote "immae-eldiron"}" | |
171d8e1a | 274 | ''; |
5a61f6ad | 275 | }) config.myEnv.backup.remotes |
171d8e1a | 276 | ); |
3bc32d9e IB |
277 | # needed since extraResource is not in the closure |
278 | systemd.services.naemon.path = [ myplugins ]; | |
279 | services.naemon = { | |
280 | enable = true; | |
281 | extraConfig = '' | |
3bc32d9e IB |
282 | use_syslog=1 |
283 | log_initial_states=1 | |
284 | date_format=iso8601 | |
ab8f306d | 285 | admin_email=${config.myEnv.monitoring.email} |
e820134d | 286 | '' + lib.optionalString (!cfg.master) '' |
3bc32d9e IB |
287 | obsess_over_services=1 |
288 | ocsp_command=notify-master | |
a97118c4 IB |
289 | '' + lib.optionalString (cfg.master) '' |
290 | broker_module=${pkgs.naemon-livestatus}/lib/naemon-livestatus/livestatus.so ${config.services.naemon.runDir}/live | |
291 | broker_module=${pkgs.status_engine.module}/lib/status-engine/naemon/statusengine-${pkgs.naemon.status_engine_version}.o use_service_perfdata=1 use_process_data=0 use_system_command_data=0 use_external_command_data=0 use_flapping_data=0 use_program_status_data=0 use_notification_data=0 use_contact_status_data=0 use_contact_notification_data=0 use_event_handler_data=0 use_object_data=0 | |
3bc32d9e IB |
292 | ''; |
293 | extraResource = '' | |
294 | $USER2$=${myplugins} | |
ab8f306d IB |
295 | $USER200$=${config.myEnv.monitoring.status_url} |
296 | $USER201$=${config.myEnv.monitoring.status_token} | |
e820134d IB |
297 | $USER202$=${config.myEnv.monitoring.http_user_password} |
298 | $USER203$=${config.secrets.fullPaths."naemon/id_rsa"} | |
299 | $USER204$=${config.myEnv.monitoring.imap_login} | |
300 | $USER205$=${config.myEnv.monitoring.imap_password} | |
301 | $USER206$=${config.myEnv.monitoring.slack_channel} | |
302 | $USER207$=${config.myEnv.monitoring.slack_url} | |
25844101 | 303 | $USER208$=${builtins.concatStringsSep "," (map (builtins.concatStringsSep ":") config.myEnv.monitoring.eriomem_keys)} |
6191bdeb IB |
304 | $USER209$=${builtins.concatStringsSep "," [ |
305 | config.myEnv.monitoring.ovh_sms.endpoint | |
306 | config.myEnv.monitoring.ovh_sms.application_key | |
307 | config.myEnv.monitoring.ovh_sms.application_secret | |
308 | config.myEnv.monitoring.ovh_sms.consumer_key | |
309 | config.myEnv.monitoring.ovh_sms.account | |
310 | ]} | |
3bc32d9e | 311 | ''; |
e820134d IB |
312 | objectDefs = toObjects commonObjects |
313 | + toObjects hostObjects | |
314 | + lib.optionalString cfg.master (toObjects masterObjects) | |
71a2425e IB |
315 | + lib.optionalString cfg.master (toObjects masterPassiveObjects) |
316 | + lib.optionalString cfg.master (builtins.concatStringsSep "\n" (map toObjects otherObjects)); | |
3bc32d9e IB |
317 | }; |
318 | }; | |
319 | } |