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solve issue where job intervals drift slightly #382

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merged 2 commits into from Sep 7, 2022
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What does this do?

sets the job next run calculation to go from the last run time instead of time now. then when setting the timer, subtract time now from the next run time to accommodate for the slight drift that may occur there. Also, set the last Run time to be the next run time before setting the new next run time. Then, because there are still cases where the next run comes back negative due to what appears to be some minor discrepancies in time and possibly due to the jobs running very fast, the negative duration abs is slept off and the next run is scheduled from there.

Which issue(s) does this PR fix/relate to?

resolves #319

List any changes that modify/break current functionality

Have you included tests for your changes?

Did you document any new/modified functionality?

  • Updated example_test.go
  • Updated README.md

Notes

@JohnRoesler JohnRoesler merged commit 3867b42 into main Sep 7, 2022
@JohnRoesler JohnRoesler deleted the fix-time-drift branch September 7, 2022 14:10
estahn pushed a commit to estahn/k8s-image-swapper that referenced this pull request Nov 1, 2022
## [1.3.2](v1.3.1...v1.3.2) (2022-11-01)

### ⬆️ Dependencies

* **deps:** Bump actions/cache from 3.0.10 to 3.0.11 ([#365](#365)) ([4e88994](4e88994)), closes [actions/cache#946](actions/cache#946) [actions/cache#950](actions/cache#950) [actions/cache#956](actions/cache#956) [actions/cache#950](actions/cache#950) [#956](https://github.com/estahn/k8s-image-swapper/issues/956) [#950](https://github.com/estahn/k8s-image-swapper/issues/950) [#946](https://github.com/estahn/k8s-image-swapper/issues/946)
* **deps:** bump actions/cache from 3.0.8 to 3.0.10 ([#358](#358)) ([921d9e2](921d9e2)), closes [#809](https://github.com/estahn/k8s-image-swapper/issues/809) [#833](https://github.com/estahn/k8s-image-swapper/issues/833) [#810](https://github.com/estahn/k8s-image-swapper/issues/810) [#931](https://github.com/estahn/k8s-image-swapper/issues/931) [#942](https://github.com/estahn/k8s-image-swapper/issues/942) [#930](https://github.com/estahn/k8s-image-swapper/issues/930) [#920](https://github.com/estahn/k8s-image-swapper/issues/920) [#936](https://github.com/estahn/k8s-image-swapper/issues/936) [#925](https://github.com/estahn/k8s-image-swapper/issues/925)
* **deps:** Bump actions/setup-python from 4.2.0 to 4.3.0 ([#362](#362)) ([05a7ab3](05a7ab3)), closes [#517](#517) [#499](#499) [#443](#443) [#477](#477) [#479](#479) [#491](#491) [#492](#492) [#517](#517) [#503](#503) [#499](#499) [#495](#495) [#443](#443) [#492](#492) [#491](#491)
* **deps:** Bump docker/login-action from 2.0.0 to 2.1.0 ([#364](#364)) ([ca6a535](ca6a535)), closes [#275](#275) [#252](#252) [#292](#292) [#298](#298) [#299](#299) [#299](#299) [#298](#298) [#292](#292) [#275](#275)
* **deps:** Bump github.com/alitto/pond from 1.8.1 to 1.8.2 ([#371](#371)) ([417edd5](417edd5)), closes [alitto/pond#37](alitto/pond#37) [#37](#37)
* **deps:** bump github.com/aws/aws-sdk-go from 1.44.100 to 1.44.109 ([#359](#359)) ([b9acd7d](b9acd7d)), closes [#4574](https://github.com/estahn/k8s-image-swapper/issues/4574) [#4573](https://github.com/estahn/k8s-image-swapper/issues/4573) [#4571](https://github.com/estahn/k8s-image-swapper/issues/4571) [#4568](https://github.com/estahn/k8s-image-swapper/issues/4568) [#4567](https://github.com/estahn/k8s-image-swapper/issues/4567) [#4566](https://github.com/estahn/k8s-image-swapper/issues/4566) [#4565](https://github.com/estahn/k8s-image-swapper/issues/4565) [#4562](https://github.com/estahn/k8s-image-swapper/issues/4562) [#4561](https://github.com/estahn/k8s-image-swapper/issues/4561)
* **deps:** Bump github.com/aws/aws-sdk-go from 1.44.109 to 1.44.114 ([#363](#363)) ([832a21d](832a21d)), closes [#4580](https://github.com/estahn/k8s-image-swapper/issues/4580) [#4579](https://github.com/estahn/k8s-image-swapper/issues/4579) [#4578](https://github.com/estahn/k8s-image-swapper/issues/4578) [#4576](https://github.com/estahn/k8s-image-swapper/issues/4576) [#4575](https://github.com/estahn/k8s-image-swapper/issues/4575)
* **deps:** Bump github.com/aws/aws-sdk-go from 1.44.114 to 1.44.121 ([#377](#377)) ([26f4103](26f4103)), closes [#4596](https://github.com/estahn/k8s-image-swapper/issues/4596) [#4595](https://github.com/estahn/k8s-image-swapper/issues/4595) [#4593](https://github.com/estahn/k8s-image-swapper/issues/4593) [#4519](https://github.com/estahn/k8s-image-swapper/issues/4519) [#4590](https://github.com/estahn/k8s-image-swapper/issues/4590) [#4589](https://github.com/estahn/k8s-image-swapper/issues/4589) [#4587](https://github.com/estahn/k8s-image-swapper/issues/4587) [#4586](https://github.com/estahn/k8s-image-swapper/issues/4586)
* **deps:** Bump github.com/aws/aws-sdk-go from 1.44.121 to 1.44.126 ([#383](#383)) ([b7e43d9](b7e43d9)), closes [#4603](https://github.com/estahn/k8s-image-swapper/issues/4603) [#4602](https://github.com/estahn/k8s-image-swapper/issues/4602) [#4601](https://github.com/estahn/k8s-image-swapper/issues/4601) [#4600](https://github.com/estahn/k8s-image-swapper/issues/4600) [#4598](https://github.com/estahn/k8s-image-swapper/issues/4598)
* **deps:** bump github.com/containers/image/v5 from 5.22.0 to 5.23.0 ([#360](#360)) ([250d9e4](250d9e4)), closes [#1665](https://github.com/estahn/k8s-image-swapper/issues/1665) [#1666](https://github.com/estahn/k8s-image-swapper/issues/1666) [#1664](https://github.com/estahn/k8s-image-swapper/issues/1664) [#1662](https://github.com/estahn/k8s-image-swapper/issues/1662)
* **deps:** Bump github.com/dgraph-io/ristretto from 0.1.0 to 0.1.1 ([#368](#368)) ([0e9c9df](0e9c9df)), closes [#285](#285) [dgraph-io/ristretto#311](dgraph-io/ristretto#311) [#304](#304) [dgraph-io/ristretto#304](dgraph-io/ristretto#304) [#287](#287) [dgraph-io/ristretto#307](dgraph-io/ristretto#307) [#285](#285) [dgraph-io/ristretto#311](dgraph-io/ristretto#311) [#304](#304) [dgraph-io/ristretto#304](dgraph-io/ristretto#304) [#287](#287) [dgraph-io/ristretto#307](dgraph-io/ristretto#307) [#312](#312) [#285](#285) [#310](#310) [#306](#306) [#309](#309) [#308](#308) [#287](#287) [#307](#307) [#304](#304)
* **deps:** Bump github.com/go-co-op/gocron from 1.17.0 to 1.17.1 ([#380](#380)) ([8c4cef8](8c4cef8)), closes [go-co-op/gocron#382](go-co-op/gocron#382) [go-co-op/gocron#386](go-co-op/gocron#386) [go-co-op/gocron#386](go-co-op/gocron#386) [#386](#386) [#382](#382)
* **deps:** Bump github.com/gruntwork-io/terratest from 0.40.22 to 0.40.23 ([#367](#367)) ([a07149b](a07149b)), closes [gruntwork-io/terratest#1186](gruntwork-io/terratest#1186) [gruntwork-io/terratest#1189](gruntwork-io/terratest#1189) [#1189](https://github.com/estahn/k8s-image-swapper/issues/1189) [#1186](https://github.com/estahn/k8s-image-swapper/issues/1186)
* **deps:** Bump github.com/gruntwork-io/terratest from 0.40.23 to 0.40.24 ([#378](#378)) ([e57939d](e57939d)), closes [gruntwork-io/terratest#1191](gruntwork-io/terratest#1191) [#1191](https://github.com/estahn/k8s-image-swapper/issues/1191)
* **deps:** Bump github.com/slok/kubewebhook/v2 from 2.3.0 to 2.5.0 ([#372](#372)) ([249a996](249a996)), closes [#218](#218) [#217](#217) [#187](#187)
* **deps:** Bump github.com/spf13/cobra from 1.5.0 to 1.6.0 ([#373](#373)) ([39cfd45](39cfd45)), closes [#1003](https://github.com/estahn/k8s-image-swapper/issues/1003) [#1802](https://github.com/estahn/k8s-image-swapper/issues/1802) [#1760](https://github.com/estahn/k8s-image-swapper/issues/1760) [#1707](https://github.com/estahn/k8s-image-swapper/issues/1707) [#1813](https://github.com/estahn/k8s-image-swapper/issues/1813) [#1788](https://github.com/estahn/k8s-image-swapper/issues/1788) [#1621](https://github.com/estahn/k8s-image-swapper/issues/1621) [#1467](https://github.com/estahn/k8s-image-swapper/issues/1467) [#1643](https://github.com/estahn/k8s-image-swapper/issues/1643) [#1643](https://github.com/estahn/k8s-image-swapper/issues/1643) [#1762](https://github.com/estahn/k8s-image-swapper/issues/1762) [#1771](https://github.com/estahn/k8s-image-swapper/issues/1771) [#1776](https://github.com/estahn/k8s-image-swapper/issues/1776) [#1766](https://github.com/estahn/k8s-image-swapper/issues/1766) [#1782](https://github.com/estahn/k8s-image-swapper/issues/1782) [#1803](https://github.com/estahn/k8s-image-swapper/issues/1803) [#1783](https://github.com/estahn/k8s-image-swapper/issues/1783) [#1387](https://github.com/estahn/k8s-image-swapper/issues/1387) [#1792](https://github.com/estahn/k8s-image-swapper/issues/1792) [#1744](https://github.com/estahn/k8s-image-swapper/issues/1744) [#1748](https://github.com/estahn/k8s-image-swapper/issues/1748) [#1726](https://github.com/estahn/k8s-image-swapper/issues/1726) [#1656](https://github.com/estahn/k8s-image-swapper/issues/1656) [#1779](https://github.com/estahn/k8s-image-swapper/issues/1779) [#1741](https://github.com/estahn/k8s-image-swapper/issues/1741) [#1742](https://github.com/estahn/k8s-image-swapper/issues/1742) [#1745](https://github.com/estahn/k8s-image-swapper/issues/1745) [#1759](https://github.com/estahn/k8s-image-swapper/issues/1759) [#1772](https://github.com/estahn/k8s-image-swapper/issues/1772) [#1819](https://github.com/estahn/k8s-image-swapper/issues/1819) [#1800](https://github.com/estahn/k8s-image-swapper/issues/1800) [#1809](https://github.com/estahn/k8s-image-swapper/issues/1809) [#1804](https://github.com/estahn/k8s-image-swapper/issues/1804) [#1467](https://github.com/estahn/k8s-image-swapper/issues/1467) [#1003](https://github.com/estahn/k8s-image-swapper/issues/1003) [#1813](https://github.com/estahn/k8s-image-swapper/issues/1813) [#1621](https://github.com/estahn/k8s-image-swapper/issues/1621) [#1792](https://github.com/estahn/k8s-image-swapper/issues/1792) [#1788](https://github.com/estahn/k8s-image-swapper/issues/1788) [#1815](https://github.com/estahn/k8s-image-swapper/issues/1815) [#1819](https://github.com/estahn/k8s-image-swapper/issues/1819) [#1707](https://github.com/estahn/k8s-image-swapper/issues/1707) [#1760](https://github.com/estahn/k8s-image-swapper/issues/1760)
* **deps:** Bump github.com/spf13/cobra from 1.6.0 to 1.6.1 ([#384](#384)) ([ffe3ef6](ffe3ef6)), closes [#1839](https://github.com/estahn/k8s-image-swapper/issues/1839) [#1841](https://github.com/estahn/k8s-image-swapper/issues/1841)
* **deps:** Bump github.com/stretchr/testify from 1.8.0 to 1.8.1 ([#379](#379)) ([a0e1429](a0e1429)), closes [#1283](https://github.com/estahn/k8s-image-swapper/issues/1283)
* **deps:** Bump golangci/golangci-lint-action from 3.2.0 to 3.3.0 ([#375](#375)) ([abcf765](abcf765)), closes [#586](#586) [#584](#584) [#582](#582) [#580](#580) [#578](#578) [#576](#576) [#577](#577) [#575](#575)
* **deps:** Bump k8s.io/api from 0.25.1 to 0.25.3 ([#366](#366)) ([c233527](c233527)), closes [#112808](https://github.com/estahn/k8s-image-swapper/issues/112808) [cheftako/automated-cherry-pick-of-#112689](https://github.com/cheftako/automated-cherry-pick-of-/issues/112689)
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[BUG] - Jobs drifting between execution
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