From 2bc5d7d91ed4214bace6e268ba853431e271bfae Mon Sep 17 00:00:00 2001
From: h7x4 <h7x4@nani.wtf>
Date: Sat, 21 Jan 2023 22:31:12 +0100
Subject: [PATCH] ildkule: set up postgres metrics exporter

---
 .../services/metrics/prometheus/default.nix   |  1 +
 .../services/metrics/prometheus/postgres.nix  | 23 ++++++
 secrets/ildkule/ildkule.yaml                  | 78 +++++++++++++------
 3 files changed, 79 insertions(+), 23 deletions(-)
 create mode 100644 hosts/ildkule/services/metrics/prometheus/postgres.nix

diff --git a/hosts/ildkule/services/metrics/prometheus/default.nix b/hosts/ildkule/services/metrics/prometheus/default.nix
index 21f689b..a1315f1 100644
--- a/hosts/ildkule/services/metrics/prometheus/default.nix
+++ b/hosts/ildkule/services/metrics/prometheus/default.nix
@@ -2,6 +2,7 @@
   imports = [
     ./node.nix
     ./matrix-synapse.nix
+    ./postgres.nix
   ];
   
   services.prometheus = {
diff --git a/hosts/ildkule/services/metrics/prometheus/postgres.nix b/hosts/ildkule/services/metrics/prometheus/postgres.nix
new file mode 100644
index 0000000..635711e
--- /dev/null
+++ b/hosts/ildkule/services/metrics/prometheus/postgres.nix
@@ -0,0 +1,23 @@
+{ config, values, ... }: let
+  cfg = config.services.prometheus;
+in {
+  sops.secrets."keys/postgres/postgres_exporter_env" = {
+    
+  };
+
+  services.prometheus = {
+    scrapeConfigs = [{
+      job_name = "postgres";
+      scrape_interval = "15s";
+      static_configs = [{
+        targets = [ "localhost:${toString cfg.exporters.postgres.port}" ];
+      }];
+    }];
+
+    exporters.postgres = {
+      enable = true;
+      extraFlags = [ "--auto-discover-databases" ];
+      environmentFile = config.sops.secrets."keys/postgres/postgres_exporter_env".path;
+    };
+  };
+}
diff --git a/secrets/ildkule/ildkule.yaml b/secrets/ildkule/ildkule.yaml
index 805423a..8f66315 100644
--- a/secrets/ildkule/ildkule.yaml
+++ b/secrets/ildkule/ildkule.yaml
@@ -1,13 +1,16 @@
-hello: ENC[AES256_GCM,data:MmbRxfMJf9sbqseEeSWnlGI1/4zmAdlb8ZxWCvOttJ3OlYe4Nng46SCtcSDOQA==,iv:KiD5smLGdIbMg62Q+h/9Gz7ROMdOe2CA02na/f081FM=,tag:tjdO1AzwvQWFR+JGuy4PQg==,type:str]
-example_key: ENC[AES256_GCM,data:yAaiu+Rpb4377U8YIQ==,iv:OE4cpTlEVNE73y6bc5TGQvAnYU8P2c2hqnMFxzL0PHI=,tag:G7D5TJdEA+F9UwaIFKC0KA==,type:str]
-#ENC[AES256_GCM,data:sGYwXL05D45kmWboJUPzjg==,iv:4nOP8F7kGGl6HhuV5Jxjol12pc3f6UO+pp+IcgUrjGU=,tag:tIf9ozHCOBeDprjEv98F1Q==,type:comment]
-example_array:
-    - ENC[AES256_GCM,data:UQ5w4scNH8E49iQo7gM=,iv:dLT/JlTWvscnYre9g9s3YgznNuvdWDyOFozxW50zdWI=,tag:jqtV8Ebfm4Y4ayIIuYGoeg==,type:str]
-    - ENC[AES256_GCM,data:Zfm0FeuICoe4mrSoMRM=,iv:I/IakhKYtIclPQBA8nuAouuGylzCR/RbQLSWNWBQZYs=,tag:V1/WomLShKX0yaXkBQW0rQ==,type:str]
-example_number: ENC[AES256_GCM,data:9wZEFB7/jOt11Q==,iv:5RVyKZe3D9BgRDDMsxUsMMKdVA5B3Ekm2G4WWt/1EuY=,tag:MSIbensfrWKU1d/XbcNtvg==,type:float]
-example_booleans:
-    - ENC[AES256_GCM,data:LLg+sA==,iv:WQSKdlEaQCjdrsSYz0P+pdRD/pl3QMa01d8XV/EZUzY=,tag:QIH98LcUyPXDvs36XPbyxA==,type:bool]
-    - ENC[AES256_GCM,data:9ZQqdg==,iv:wWRmZ0nQg76sAKiPfGUX0KG/p41VnTc1wmANv4Wt2+w=,tag:3vmvuMDTZSEeZBpAE2soAA==,type:bool]
+#ENC[AES256_GCM,data:oyFG9fCzJH8yLB0QY78CVOcYO6Ttp/ARqtIcXwWGYOvL6nW+yLcakrdmVA96sR5toywb32aW,iv:7o3FI0cI6GHCwmQfLYh2iAVr8sELOMoxGSzE5qvuAaI=,tag:z9F1c4dOIiy2FtKpBwm5wg==,type:comment]
+#ENC[AES256_GCM,data:nhDznFCozGpXdYBfumLyhp7TnA7C/IqBCpHJ,iv:3AZN6iVBha8Qh5/X6Yn/5JWsGhDXlE/zdUh1CcO7fQc=,tag:59DaAyKTOmkKty4eyFWFqw==,type:comment]
+#ENC[AES256_GCM,data:vQu+AG19Vy94xxwj196G2uk9,iv:YJGBvoMgOngjn/TeuXeoU82daRvJDxvCQMYb3XCPlw0=,tag:fU6ZhhmAh0yh3/QuXbCNkQ==,type:comment]
+#ENC[AES256_GCM,data:S1UOENn/ewhw8Pb9CmKp,iv:jafOhkCoiTm5HXQ/S611L4VlQFa1Wqr5WIIRzLQm3i0=,tag:6CQ+Y9E/FxWN8K+D9J7+Fg==,type:comment]
+#ENC[AES256_GCM,data:lHHmoCHyP2Tc3waRGeMPEasQiv5+,iv:W6SSFpeWBfTBOEDo4P9hox39eoAiO40Ay4T3QeiI9Tw=,tag:9bLbcEZ9/B1QolDettwcfg==,type:comment]
+#ENC[AES256_GCM,data:DrF4XHSd8QAWn5h1xEGGpDKMQcLF,iv:nPCBbThQh/Aa+uccKJtmiCXSvoJKHxZMJ42yFkV+hi8=,tag:3l50mMn7cPoCnjPcHv1+Vg==,type:comment]
+#ENC[AES256_GCM,data:ADUhFzufaR2xXNOLgiXKu5Cd8Zx3waYeZiLF,iv:WMK2gJwplf6r/EdijrvrOBHgPL57W+UMIQ8dBPp/DBA=,tag:E/q/ccAd7UH3BV7nut6Slg==,type:comment]
+#ENC[AES256_GCM,data:IVFSM6VOWnR0YDRfecsDPlYr,iv:Jxe8pq3lxw5QUGKyspB8tWSquDSMo3mAJBAsQGKxSec=,tag:7bffwY98iTX4/De0coUIxA==,type:comment]
+#ENC[AES256_GCM,data:pHSDnojWTLYXIKk=,iv:ph2xCpxbP3OiWm+B/MDboykPa2gtCWpP0b3j96YCDh4=,tag:u5hmvxHaa/m8GaSeYvONmg==,type:comment]
+#ENC[AES256_GCM,data:Q0fCyyP0DJqUyJPo,iv:qwBE3c2VqF52Yq8POXhy2Qv2xJd82wL1aX4eVY6wL1w=,tag:IwmbD7XqIkemOTODBKpS0g==,type:comment]
+keys:
+    postgres:
+        postgres_exporter_env: ENC[AES256_GCM,data:8MEoikoA6tFNm9qZbk0DFWANd7nRs5QSqrsGLoLKPIc1xykJaXTlyP5v8ywVGR8j7bfPs4p6QfpUIWK8CCnfQ1QhsFPXUMksl8p+K+xuMakYZr9OoWigGqvOHpFb9blfBN1FBdRrk38REXWAMUn74KSRI9v+0i5lpC4=,iv:anpjWVUadKfSAm9XbkeAKu+jAk+LxcpVYQ+gUe5szYw=,tag:4tzb/8B/e1uVoqTsQGlcKA==,type:str]
 sops:
     kms: []
     gcp_kms: []
@@ -17,23 +20,52 @@ sops:
         - recipient: age1mrnldl334l2nszuta6ywvewng0fswv2dz9l5g4qcwe3nj4yxf92qjskdx6
           enc: |
             -----BEGIN AGE ENCRYPTED FILE-----
-            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBDM2RidW9wYUVHWHhFTmM1
-            c1BIazd5MTRMU3dRNEFyWHIxMzhNL21VNURZCnkzKzNNbXgrcmJtNFZjSHQyWHN1
-            aEpjV1dQVmJTb2F5YXJWazMxTmJUYTAKLS0tIDNRUVlTR1p3eEtRYkVMcjlYS3Ir
-            bWhUaDA1eTJRTGpEb3FmSTlPTFY4c3cKrrQcomMURB9dqT+aAkWbFMzMqB3AIvEl
-            t9Fd5puhhto5/SInssCxpH1p4kbqQZWMfDqE+eFFs2whDVuoiM/Tlg==
+            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBrN3lJM2xWTUZ3UkRBaENI
+            VmJiWDlQbHd0VUNYdllPdURyQmUvL3lKMzJzCkZlRFVxbmNLOVNqUFg1akJQQlBP
+            VmdOMUdjZ1M4U2lLVEpGaGI5NjNTR2MKLS0tIDRlQUtucEZhZmRYbmpadVdKK01v
+            cWxCQlBRR1VaZTBDQnkzNGE0WGttWm8KK5s/coWNsdCP5lKQ8LMK7/3ku179+Lg1
+            4ujTVn4LhvXy6JvgGTWS/UbMmJjJebVxkulzf5St3YMMs2mcIYjOtA==
             -----END AGE ENCRYPTED FILE-----
         - recipient: age17tagmpwqjk3mdy45rfesrfey6h863x8wfq38wh33tkrlrywxducs0k6tpq
           enc: |
             -----BEGIN AGE ENCRYPTED FILE-----
-            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBHNkllWlY4L251Z29qOEVX
-            Vmh2YU5BNVhwbXhDaEpYcXoxY0hCOHhPYXdNCjROQ2piWFQ2MWYwbnF4cFdKS0tv
-            dFUveEsrQVRpT1REQ0hib1pla2R5RkUKLS0tIFJOSXNaZitxbWk1cHNGc1k0Zk9m
-            NHU1elF3L2ZRZlVJZTdZU01qNER4a1EK+pvM24FDok4lbbailCspaA1vsZrtsumH
-            c8uHITgStobUmdqsdv9ta8gpar0nZ66N0kztyhW15sJh1vZY8Guxxg==
+            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBSa25taGsxdlhrUS96cXBi
+            cUo3WDVmdEhKN256THJhS2tHSitDRkVraDJNCmhGZzlFUDFkN0JKNkFWUlVLVzcz
+            MjFhcDdmcmpxdTA3V3JRREFNVmNUbEEKLS0tIFNSU2xNZzN2Y1ZzR2hFM0dOK0Zy
+            Tmk4bXd0ZHhPemxDSDREb3IvSjFza1EKsjtC6J3kYGRe8oLAoUZmg1BUmpkMyC98
+            uYq+IQmfJt48R/MKDei00j1w3zIK5+E5GU4o8+jILzwfpzYUUZWwiA==
             -----END AGE ENCRYPTED FILE-----
-    lastmodified: "2022-12-17T20:25:20Z"
-    mac: ENC[AES256_GCM,data:KKo9xz6vQHKH6tIiU9cTA4ngwbyqeX33QwvJq5dDCJlEDm5CA+akD5Wsqyp+rGuIjiIDi01eRUONA0YRG4DcmmcRWlnmA9hrBfRWJKtV/0gR+yeYCuY95J9twu3pbOODCyMdcLJqB0tLmyqWGHowNk+mIhEw/a+kxZX+kiB8ilY=,iv:3uHmBVnuaTvnNbdtii++8FzFS7SrsO2inTBtzXmhBhU=,tag:OqpHlELdpn6mlUB544HdmA==,type:str]
-    pgp: []
+        - recipient: age1hn45n46ypyrvypv0mwfnpt9ddrlmw34dwlpf33n8v67jexr3lucq6ahc9x
+          enc: |
+            -----BEGIN AGE ENCRYPTED FILE-----
+            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBPb09qTTc4cjRMcjIzRmxu
+            RzZWTDBNTGdvaEc2VFJPakYvakRMK1RnS1FnCktHRVkwZGlUUXl4UTBRcGxMQzdn
+            QVBCYVdlWEw5NW9tNytJTGIzRlpwa0UKLS0tIGdDdUtFMUgyT0phMXBxZE41Y1h4
+            a2hQVVprakt5NURpNXdQUjREczJKWTgKn60yrLqco9brlqigAolO8rEkww9z3y3u
+            KmefLVZCGfoko+fnKLVE9UKFS/tAowqgPS1qE76u1Mmkk6yqZoG9rg==
+            -----END AGE ENCRYPTED FILE-----
+    lastmodified: "2023-01-21T23:46:53Z"
+    mac: ENC[AES256_GCM,data:CNmF0R8LLQbemjk7YnavmQsDFD1XYNQzXmPMtOdwj9dAB4uRJS0/eEBF59u007ObSK8hfk+Qw3wpnJmNLj0MBo7lmwmnsVb7RC9DlB53UFFcKisb8s+kASBmJQqmVoHk97IZNWlMYmxxfwrCOe3dvzfWupYuuLpgZM7nGlJhz6E=,iv:IP7l48mtgcVdQRJcYDVi1Vd6MhSgeWYQyu/rm+TJWFo=,tag:r5yR2rB0ZuC8yUCPw1+OCg==,type:str]
+    pgp:
+        - created_at: "2023-01-21T19:52:08Z"
+          enc: |
+            -----BEGIN PGP MESSAGE-----
+
+            hQIMA0av/duuklWYAQ//Sw5EHNbC9iPXcHSULYVmSMOQCAH7GSGvaaFvey/KffPD
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+            dh+dPu+RSD9OKwIhUwsDLtWWlI/4BvIB1yXbQxP2MyjZm3uVf1CtgUHyjWw8
+            =rri5
+            -----END PGP MESSAGE-----
+          fp: F7D37890228A907440E1FD4846B9228E814A2AAC
     unencrypted_suffix: _unencrypted
     version: 3.7.3