IPv6 update failed for No-IP DDNS #395

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saavagebueno · 2025-11-20T04:23:32-05:00

saavagebueno commented

2025-11-20 04:23:32 -05:00

Originally created by @NightFurySL2001 on GitHub (May 6, 2024).

Trying to update IPv6 record on noip.com and this error came up. Updating IPv4 record (changing configuration file to ipv4) works fine.

Is this urgent: No
DNS provider(s) you use: noip.com/ddns.net
Program version:

Running version latest built on 2024-05-05T10:03:58.693Z (commit 093e815)

What are you using to run the container: docker compose up
Extra information (optional)

Logs:

2024-05-06T05:21:34Z INFO reading JSON config from file /updater/data/config.json
2024-05-06T05:21:34Z INFO Found single setting to update record
2024-05-06T05:21:34Z INFO Reading history from database: domain all.ddnskey.com host @ ipv6
2024-05-06T05:21:34Z INFO [backup] disabled
2024-05-06T05:21:34Z INFO [healthcheck server] listening on 127.0.0.1:9999
2024-05-06T05:21:34Z INFO [http server] listening on :8000
2024-05-06T05:21:36Z INFO ipv6 address of all.ddnskey.com is invalid IP and your ipv6 address  is 2001:e68:[redacted]
2024-05-06T05:21:36Z INFO Updating record [domain: all.ddnskey.com | host: @ | provider: noip | ip: ipv6] to use 2001:e68:[redacted]
panic: runtime error: index out of range [0] with length 0

goroutine 16 [running]:
github.com/qdm12/ddns-updater/internal/provider/providers/noip.(*Provider).Update(0xc00047c070, {0xed02e0, 0xc000420410}, 0xc0003e4d50, {{0x20010e68541abbbf, 0x7acae2ce41bb38c8}, 0xc000010030})
        github.com/qdm12/ddns-updater/internal/provider/providers/noip/provider.go:184 +0x13a5
github.com/qdm12/ddns-updater/internal/update.(*Updater).Update(0xc000491900, {0xed02e0, 0xc000420410}, 0x0, {{0x7acae2ce41bb38c8?, 0xd05947?}, 0xc000010030?})
        github.com/qdm12/ddns-updater/internal/update/update.go:48 +0x21d
github.com/qdm12/ddns-updater/internal/update.(*Runner).updateNecessary(0xc000304fc0, {0xed02e0, 0xc000420410})
        github.com/qdm12/ddns-updater/internal/update/service.go:315 +0xcdd
github.com/qdm12/ddns-updater/internal/update.(*Runner).Run(0xc000304fc0, {0xed02e0, 0xc000420410}, 0xc000470180?)
        github.com/qdm12/ddns-updater/internal/update/service.go:343 +0x133
created by main._main in goroutine 10
        ./main.go:260 +0x19af

Configuration file:

{
  "settings": [
    {
      "provider": "noip",
      "domain": "all.ddnskey.com",
      "host": "@",
      "username": "[redacted]@ddnskey.com",
      "password": "[redacted]",
      "ip_version": "ipv6",
      "provider_ip": true
    }
  ]
}

Host OS:
Ubuntu 22.04

Originally created by @NightFurySL2001 on GitHub (May 6, 2024). Trying to update IPv6 record on noip.com and this error came up. Updating IPv4 record (changing configuration file to `ipv4`) works fine. 1. Is this urgent: No 2. DNS provider(s) you use: noip.com/ddns.net 3. Program version: `Running version latest built on 2024-05-05T10:03:58.693Z (commit 093e815)` 4. What are you using to run the container: docker compose up 5. Extra information (optional) Logs: ```log 2024-05-06T05:21:34Z INFO reading JSON config from file /updater/data/config.json 2024-05-06T05:21:34Z INFO Found single setting to update record 2024-05-06T05:21:34Z INFO Reading history from database: domain all.ddnskey.com host @ ipv6 2024-05-06T05:21:34Z INFO [backup] disabled 2024-05-06T05:21:34Z INFO [healthcheck server] listening on 127.0.0.1:9999 2024-05-06T05:21:34Z INFO [http server] listening on :8000 2024-05-06T05:21:36Z INFO ipv6 address of all.ddnskey.com is invalid IP and your ipv6 address is 2001:e68:[redacted] 2024-05-06T05:21:36Z INFO Updating record [domain: all.ddnskey.com | host: @ | provider: noip | ip: ipv6] to use 2001:e68:[redacted] panic: runtime error: index out of range [0] with length 0 goroutine 16 [running]: github.com/qdm12/ddns-updater/internal/provider/providers/noip.(*Provider).Update(0xc00047c070, {0xed02e0, 0xc000420410}, 0xc0003e4d50, {{0x20010e68541abbbf, 0x7acae2ce41bb38c8}, 0xc000010030}) github.com/qdm12/ddns-updater/internal/provider/providers/noip/provider.go:184 +0x13a5 github.com/qdm12/ddns-updater/internal/update.(*Updater).Update(0xc000491900, {0xed02e0, 0xc000420410}, 0x0, {{0x7acae2ce41bb38c8?, 0xd05947?}, 0xc000010030?}) github.com/qdm12/ddns-updater/internal/update/update.go:48 +0x21d github.com/qdm12/ddns-updater/internal/update.(*Runner).updateNecessary(0xc000304fc0, {0xed02e0, 0xc000420410}) github.com/qdm12/ddns-updater/internal/update/service.go:315 +0xcdd github.com/qdm12/ddns-updater/internal/update.(*Runner).Run(0xc000304fc0, {0xed02e0, 0xc000420410}, 0xc000470180?) github.com/qdm12/ddns-updater/internal/update/service.go:343 +0x133 created by main._main in goroutine 10 ./main.go:260 +0x19af ``` Configuration file: ```json { "settings": [ { "provider": "noip", "domain": "all.ddnskey.com", "host": "@", "username": "[redacted]@ddnskey.com", "password": "[redacted]", "ip_version": "ipv6", "provider_ip": true } ] } ``` Host OS: Ubuntu 22.04

saavagebueno closed this issue

2025-11-20 04:23:32 -05:00

saavagebueno commented

2025-11-20 04:23:33 -05:00

@qdm12 commented on GitHub (May 6, 2024):

That was a bug, it's fixed in 542e89536c (it was due to "provider_ip": true). Thanks for reporting this!! 💯

@qdm12 commented on GitHub (May 6, 2024): That was a bug, it's fixed in 542e89536c524cdb2215a48384af7ef6fad2c443 (it was due to `"provider_ip": true`). Thanks for reporting this!! 💯

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Reference: starred/ddns-updater#395